# Static Call Graph for image .\_build\nrf52840_xxaa.axf

#<CALLGRAPH># ARM Linker, 5050106: Last Updated: Tue Jun 27 15:26:37 2017

### Maximum Stack Usage = 384 bytes + Unknown(Cycles, Untraceable Function Pointers)

### Call chain for Maximum Stack Depth:

nrf_log_backend_serial_std_handler ⇒ serial_tx ⇒ nrf_drv_uart_tx ⇒ tx_byte ⇒ nrf_uart_event_clear

### Mutually Recursive functions

- NMI_Handler ⇒ NMI_Handler
- MemoryManagement_Handler ⇒ MemoryManagement_Handler
- BusFault_Handler ⇒ BusFault_Handler
- UsageFault_Handler ⇒ UsageFault_Handler
- SVC_Handler ⇒ SVC_Handler
- DebugMon_Handler ⇒ DebugMon_Handler
- PendSV_Handler ⇒ PendSV_Handler
- SysTick_Handler ⇒ SysTick_Handler
- CCM_AAR_IRQHandler ⇒ CCM_AAR_IRQHandler

  ### Function Pointers

  - BusFault_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - CCM_AAR_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - COMP_LPCOMP_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - CRYPTOCELL_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - DebugMon_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - ECB_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - FPU_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - GPIOTE_IRQHandler from nrf_drv_gpiote.o(i.GPIOTE_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - HardFault_Handler from hardfault_handler_keil.o(.emb_text) referenced from arm_startup_nrf52840.o(RESET)
  - HardFault_c_handler from hardfault_implementation.o(i.HardFault_c_handler) referenced from hardfault_handler_keil.o(.emb_text)
  - I2S_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - MWU_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - MemoryManagement_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - NFCT_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - NMI_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - PDM_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - POWER_CLOCK_IRQHandler from nrf_drv_common.o(i.POWER_CLOCK_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - PWM0_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - PWM1_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - PWM2_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - PWM3_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - PendSV_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - QDEC_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - QSPI_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - RADIO_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - RNG_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - RTC0_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - RTC1_IRQHandler from app_timer.o(i.RTC1_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - RTC2_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - Reset_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SAADC_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SPIM2_SPIS2_SPI2_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SPIM3_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SVC_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SWI0_EGU0_IRQHandler from app_timer.o(i.SWI0_EGU0_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - SWI1_EGU1_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SWI2_EGU2_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SWI3_EGU3_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SWI4_EGU4_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SWI5_EGU5_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SysTick_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - SystemInit from system_nrf52840.o(i.SystemInit) referenced from arm_startup_nrf52840.o(.text)
  - TEMP_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - TIMER0_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - TIMER1_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - TIMER2_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - TIMER3_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - TIMER4_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - UARTE0_UART0_IRQHandler from nrf_drv_uart.o(i.UARTE0_UART0_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - UARTE1_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - USBD_IRQHandler from nrf_drv_usbd.o(i.USBD_IRQHandler) referenced from arm_startup_nrf52840.o(RESET)
  - USBD_ISR_AccessFault from nrf_drv_usbd.o(i.USBD_ISR_AccessFault) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_EpDataStatus from nrf_drv_usbd.o(i.USBD_ISR_EpDataStatus) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_Event from nrf_drv_usbd.o(i.USBD_ISR_Event) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_Setup from nrf_drv_usbd.o(i.USBD_ISR_Setup) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_SetupData from nrf_drv_usbd.o(i.USBD_ISR_SetupData) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_Sof from nrf_drv_usbd.o(i.USBD_ISR_Sof) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_Started from nrf_drv_usbd.o(i.USBD_ISR_Started) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_Usbreset from nrf_drv_usbd.o(i.USBD_ISR_Usbreset) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin0 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin0) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin1 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin1) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin2 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin2) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin3 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin3) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin4 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin4) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin5 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin5) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin6 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin6) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin7 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin7) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epin8 from nrf_drv_usbd.o(i.USBD_ISR_dma_epin8) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout0 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout0) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout1 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout1) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout2 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout2) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout3 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout3) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout4 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout4) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout5 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout5) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout6 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout6) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout7 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout7) referenced from nrf_drv_usbd.o(.constdata)
  - USBD_ISR_dma_epout8 from nrf_drv_usbd.o(i.USBD_ISR_dma_epout8) referenced from nrf_drv_usbd.o(.constdata)
  - UsageFault_Handler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - WDT_IRQHandler from arm_startup_nrf52840.o(.text) referenced from arm_startup_nrf52840.o(RESET)
  - __main from entry.o(.ARM.Collect$$$$00000000) referenced from arm_startup_nrf52840.o(.text)
  - _snputc from printf8.o(i._snputc) referenced from printf8.o(i.__0snprintf$8)
  - _sputc from printf8.o(i._sputc) referenced from printf8.o(i.__0sprintf$8)
  - app_usbd_core_event_handler from app_usbd_core.o(i.app_usbd_core_event_handler) referenced from app_usbd_core.o(.constdata)
  - app_usbd_event_handler from app_usbd.o(i.app_usbd_event_handler) referenced from app_usbd.o(i.app_usbd_init)
  - cdc_acm_event_handler from app_usbd_cdc_acm.o(i.cdc_acm_event_handler) referenced from app_usbd_cdc_acm.o(.constdata)
  - cdc_acm_get_descriptors from app_usbd_cdc_acm.o(i.cdc_acm_get_descriptors) referenced from app_usbd_cdc_acm.o(.constdata)
  - cdc_acm_req_out_data_cb from app_usbd_cdc_acm.o(i.cdc_acm_req_out_data_cb) referenced from app_usbd_cdc_acm.o(.constdata)
  - cdc_acm_user_ev_handler from main.o(i.cdc_acm_user_ev_handler) referenced from main.o(.constdata)
  - main from main.o(i.main) referenced from entry9a.o(.ARM.Collect$$$$0000000B)
  - nrf_drv_usbd_consumer from nrf_drv_usbd.o(i.nrf_drv_usbd_consumer) referenced from nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)
  - nrf_drv_usbd_feeder_flash from nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_flash) referenced from nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)
  - nrf_drv_usbd_feeder_flash_zlp from nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_flash_zlp) referenced from nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)
  - nrf_drv_usbd_feeder_ram from nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_ram) referenced from nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)
  - nrf_drv_usbd_feeder_ram_zlp from nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_ram_zlp) referenced from nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)
  - nrf_log_backend_serial_hexdump_handler from nrf_log_backend_serial.o(i.nrf_log_backend_serial_hexdump_handler) referenced from nrf_log_backend_serial.o(i.nrf_log_backend_hexdump_handler_get)
  - nrf_log_backend_serial_std_handler from nrf_log_backend_serial.o(i.nrf_log_backend_serial_std_handler) referenced from nrf_log_backend_serial.o(i.nrf_log_backend_std_handler_get)
  - power_usb_event_handler from main.o(i.power_usb_event_handler) referenced from main.o(.constdata)
  - setup_data_handler_empty from app_usbd_core.o(i.setup_data_handler_empty) referenced from app_usbd_core.o(.constdata)
  - uart_event_handler from nrf_log_backend_serial.o(i.uart_event_handler) referenced from nrf_log_backend_serial.o(i.nrf_log_backend_init)
  - usbd_descriptor_conf_feeder from app_usbd_core.o(i.usbd_descriptor_conf_feeder) referenced from app_usbd_core.o(.constdata)
  - usbd_user_ev_handler from main.o(i.usbd_user_ev_handler) referenced from main.o(.constdata)

  ### Global Symbols

  __main (Thumb, 0 bytes, Stack size unknown bytes, entry.o(.ARM.Collect$$$$00000000))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(.text)

  _main_stk (Thumb, 0 bytes, Stack size unknown bytes, entry2.o(.ARM.Collect$$$$00000001))

  _main_scatterload (Thumb, 0 bytes, Stack size unknown bytes, entry5.o(.ARM.Collect$$$$00000004))
  [Calls]

  - >> __scatterload

  __main_after_scatterload (Thumb, 0 bytes, Stack size unknown bytes, entry5.o(.ARM.Collect$$$$00000004))
  [Called By]

  - >> __scatterload

  _main_clock (Thumb, 0 bytes, Stack size unknown bytes, entry7b.o(.ARM.Collect$$$$00000008))

  _main_cpp_init (Thumb, 0 bytes, Stack size unknown bytes, entry8b.o(.ARM.Collect$$$$0000000A))

  _main_init (Thumb, 0 bytes, Stack size unknown bytes, entry9a.o(.ARM.Collect$$$$0000000B))

  __rt_final_cpp (Thumb, 0 bytes, Stack size unknown bytes, entry10a.o(.ARM.Collect$$$$0000000D))

  __rt_final_exit (Thumb, 0 bytes, Stack size unknown bytes, entry11a.o(.ARM.Collect$$$$0000000F))

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_mov (Thumb, 24 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text), UNUSED)

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_orr (Thumb, 26 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text), UNUSED)

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_and (Thumb, 26 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text))
  [Called By]

  - >> app_usbd_core_event_handler

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_eor (Thumb, 26 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text), UNUSED)

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_add (Thumb, 26 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text), UNUSED)

  __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_sub (Thumb, 26 bytes, Stack size 0 bytes, app_usbd_core.o(.emb_text), UNUSED)

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_mov (Thumb, 24 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text), UNUSED)

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_orr (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text), UNUSED)

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_and (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text))
  [Called By]

  - >> nrf_atomic_u32_and

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_eor (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text), UNUSED)

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_add (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text), UNUSED)

  __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_sub (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(.emb_text), UNUSED)

  HardFault_Handler (Thumb, 40 bytes, Stack size 0 bytes, hardfault_handler_keil.o(.emb_text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  Reset_Handler (Thumb, 8 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  NMI_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> NMI_Handler
  [Called By]
  - >> NMI_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  MemoryManagement_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> MemoryManagement_Handler
  [Called By]
  - >> MemoryManagement_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  BusFault_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> BusFault_Handler
  [Called By]
  - >> BusFault_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  UsageFault_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> UsageFault_Handler
  [Called By]
  - >> UsageFault_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  SVC_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> SVC_Handler
  [Called By]
  - >> SVC_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  DebugMon_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> DebugMon_Handler
  [Called By]
  - >> DebugMon_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  PendSV_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> PendSV_Handler
  [Called By]
  - >> PendSV_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  SysTick_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> SysTick_Handler
  [Called By]
  - >> SysTick_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  CCM_AAR_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Calls]

  - >> CCM_AAR_IRQHandler
  [Called By]
  - >> CCM_AAR_IRQHandler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  COMP_LPCOMP_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  CRYPTOCELL_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  ECB_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  FPU_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  I2S_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  MWU_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  NFCT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  PDM_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  PWM0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  PWM1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  PWM2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  PWM3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  QDEC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  QSPI_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  RADIO_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  RNG_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  RTC0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  RTC2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SAADC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SPIM2_SPIS2_SPI2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SPIM3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SWI1_EGU1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SWI2_EGU2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SWI3_EGU3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SWI4_EGU4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  SWI5_EGU5_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TEMP_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TIMER0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TIMER1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TIMER2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TIMER3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  TIMER4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  UARTE1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  WDT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf52840.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf52840.o(RESET)

  __aeabi_uldivmod (Thumb, 98 bytes, Stack size 40 bytes, uldiv.o(.text), UNUSED)
  [Calls]

  - >> __aeabi_llsr
  - >> __aeabi_llsl
  [Called By]
  - >> _printf_core

  __rt_ctype_table (Thumb, 4 bytes, Stack size 0 bytes, ctype_o.o(.text))
  [Called By]

  - >> nrf_log_backend_serial_hexdump_handler

  __aeabi_memcpy (Thumb, 36 bytes, Stack size 0 bytes, memcpya.o(.text))
  [Called By]

  - >> usbd_descriptor_conf_feeder
  - >> setup_req_get_descriptor
  - >> nrf_drv_usbd_feeder_flash_zlp
  - >> nrf_drv_usbd_feeder_flash
  - >> serial_tx
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  __aeabi_memcpy4 (Thumb, 0 bytes, Stack size 0 bytes, memcpya.o(.text))
  [Called By]

  - >> nrf_log_backend_init

  __aeabi_memcpy8 (Thumb, 0 bytes, Stack size 0 bytes, memcpya.o(.text), UNUSED)

  __aeabi_memset (Thumb, 14 bytes, Stack size 0 bytes, memseta.o(.text), UNUSED)
  [Called By]

  - >> _memset$wrapper
  - >> __aeabi_memclr

  __aeabi_memset4 (Thumb, 0 bytes, Stack size 0 bytes, memseta.o(.text), UNUSED)

  __aeabi_memset8 (Thumb, 0 bytes, Stack size 0 bytes, memseta.o(.text), UNUSED)

  __aeabi_memclr (Thumb, 4 bytes, Stack size 0 bytes, memseta.o(.text), UNUSED)
  [Calls]

  - >> __aeabi_memset

  __aeabi_memclr4 (Thumb, 0 bytes, Stack size 0 bytes, memseta.o(.text))
  [Called By]

  - >> app_usbd_init

  __aeabi_memclr8 (Thumb, 0 bytes, Stack size 0 bytes, memseta.o(.text), UNUSED)

  _memset$wrapper (Thumb, 18 bytes, Stack size 8 bytes, memseta.o(.text), UNUSED)
  [Calls]

  - >> __aeabi_memset

  strlen (Thumb, 14 bytes, Stack size 0 bytes, strlen.o(.text))
  [Called By]

  - >> requestTx
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  __aeabi_llsl (Thumb, 30 bytes, Stack size 0 bytes, llshl.o(.text), UNUSED)
  [Called By]

  - >> __aeabi_uldivmod

  _ll_shift_l (Thumb, 0 bytes, Stack size 0 bytes, llshl.o(.text), UNUSED)

  __aeabi_llsr (Thumb, 32 bytes, Stack size 0 bytes, llushr.o(.text), UNUSED)
  [Called By]

  - >> __aeabi_uldivmod

  _ll_ushift_r (Thumb, 0 bytes, Stack size 0 bytes, llushr.o(.text), UNUSED)

  __scatterload (Thumb, 28 bytes, Stack size 0 bytes, init.o(.text))
  [Calls]

  - >> __main_after_scatterload
  [Called By]
  - >> _main_scatterload

  __scatterload_rt2 (Thumb, 0 bytes, Stack size 0 bytes, init.o(.text), UNUSED)

  GPIOTE_IRQHandler (Thumb, 444 bytes, Stack size 96 bytes, nrf_drv_gpiote.o(i.GPIOTE_IRQHandler))
  [Stack]

  - Max Depth = 112
  - Call Chain = GPIOTE_IRQHandler ⇒ nrf_gpio_ports_read
  [Calls]
  - >> nrf_gpiote_event_is_set
  - >> nrf_gpiote_event_clear
  - >> nrf_gpio_ports_read
  - >> nrf_gpio_pin_port_decode
  - >> nrf_gpio_cfg_sense_set
  - >> nrf_bitmask_bit_is_set
  - >> channel_port_get
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  HardFault_c_handler (Thumb, 30 bytes, Stack size 0 bytes, hardfault_implementation.o(i.HardFault_c_handler))
  [Stack]

  - Max Depth = 144
  - Call Chain = HardFault_c_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_frontend_dequeue
  - >> nrf_log_blocking_backend_set
  - >> HardFault_process
  - >> nrf_log_frontend_std_1
  [Address Reference Count : 1]
  - hardfault_handler_keil.o(.emb_text)

  HardFault_process (Thumb, 26 bytes, Stack size 0 bytes, hardfault_implementation.o(i.HardFault_process))
  [Called By]

  - >> HardFault_c_handler

  POWER_CLOCK_IRQHandler (Thumb, 14 bytes, Stack size 8 bytes, nrf_drv_common.o(i.POWER_CLOCK_IRQHandler))
  [Stack]

  - Max Depth = 48
  - Call Chain = POWER_CLOCK_IRQHandler ⇒ nrf_drv_clock_onIRQ ⇒ clock_clk_started_notify
  [Calls]
  - >> nrf_drv_power_onIRQ
  - >> nrf_drv_clock_onIRQ
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  RTC1_IRQHandler (Thumb, 32 bytes, Stack size 0 bytes, app_timer.o(i.RTC1_IRQHandler))
  [Stack]

  - Max Depth = 24
  - Call Chain = RTC1_IRQHandler ⇒ timer_timeouts_check
  [Calls]
  - >> timer_timeouts_check
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  SWI0_EGU0_IRQHandler (Thumb, 4 bytes, Stack size 0 bytes, app_timer.o(i.SWI0_EGU0_IRQHandler))
  [Stack]

  - Max Depth = 96
  - Call Chain = SWI0_EGU0_IRQHandler ⇒ timer_list_handler ⇒ list_insertions_handler ⇒ timer_list_remove
  [Calls]
  - >> timer_list_handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  SystemInit (Thumb, 432 bytes, Stack size 12 bytes, system_nrf52840.o(i.SystemInit))
  [Stack]

  - Max Depth = 12
  - Call Chain = SystemInit
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(.text)

  UARTE0_UART0_IRQHandler (Thumb, 20 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.UARTE0_UART0_IRQHandler))
  [Stack]

  - Max Depth = 72
  - Call Chain = UARTE0_UART0_IRQHandler ⇒ uart_irq_handler ⇒ tx_done_event
  [Calls]
  - >> uarte_irq_handler
  - >> uart_irq_handler
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  USBD_IRQHandler (Thumb, 336 bytes, Stack size 40 bytes, nrf_drv_usbd.o(i.USBD_IRQHandler))
  [Stack]

  - Max Depth = 152
  - Call Chain = USBD_IRQHandler ⇒ USBD_ISR_Setup ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> usbd_dmareq_process
  - >> nrf_usbd_event_clear
  - >> nrf_usbd_event_check
  - >> USBD_ISR_Setup
  [Address Reference Count : 1]
  - arm_startup_nrf52840.o(RESET)

  __0snprintf$8 (Thumb, 36 bytes, Stack size 32 bytes, printf8.o(i.__0snprintf$8), UNUSED)
  [Calls]

  - >> _printf_core

  __1snprintf$8 (Thumb, 0 bytes, Stack size 32 bytes, printf8.o(i.__0snprintf$8), UNUSED)

  __2snprintf (Thumb, 0 bytes, Stack size 32 bytes, printf8.o(i.__0snprintf$8))
  [Stack]

  - Max Depth = 32
  - Call Chain = __2snprintf
  [Called By]
  - >> main
  - >> timestamp_process
  - >> nrf_log_backend_serial_std_handler

  __0sprintf$8 (Thumb, 34 bytes, Stack size 24 bytes, printf8.o(i.__0sprintf$8), UNUSED)
  [Calls]

  - >> _sputc
  - >> _printf_core

  __1sprintf$8 (Thumb, 0 bytes, Stack size 24 bytes, printf8.o(i.__0sprintf$8), UNUSED)

  __2sprintf (Thumb, 0 bytes, Stack size 24 bytes, printf8.o(i.__0sprintf$8))
  [Stack]

  - Max Depth = 24
  - Call Chain = __2sprintf
  [Called By]
  - >> requestTx

  __scatterload_copy (Thumb, 14 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_copy), UNUSED)

  __scatterload_null (Thumb, 2 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_null), UNUSED)

  __scatterload_zeroinit (Thumb, 14 bytes, Stack size unknown bytes, handlers.o(i.__scatterload_zeroinit), UNUSED)

  app_error_fault_handler (Thumb, 54 bytes, Stack size 0 bytes, app_error_weak.o(i.app_error_fault_handler))
  [Stack]

  - Max Depth = 144
  - Call Chain = app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_frontend_std_0
  - >> nrf_log_frontend_dequeue
  - >> nrf_log_blocking_backend_set
  [Called By]
  - >> assert_nrf_callback
  - >> app_error_handler_bare

  app_error_handler_bare (Thumb, 22 bytes, Stack size 16 bytes, app_error.o(i.app_error_handler_bare))
  [Stack]

  - Max Depth = 160
  - Call Chain = app_error_handler_bare ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> app_error_fault_handler
  [Called By]
  - >> main
  - >> cdc_acm_user_ev_handler

  app_usbd_all_call (Thumb, 26 bytes, Stack size 16 bytes, app_usbd.o(i.app_usbd_all_call))
  [Stack]

  - Max Depth = 16
  - Call Chain = app_usbd_all_call
  [Calls]
  - >> class_event_handler
  [Called By]
  - >> app_usbd_event_handler
  - >> app_usbd_start
  - >> app_usbd_stop

  app_usbd_all_until_served_call (Thumb, 32 bytes, Stack size 16 bytes, app_usbd.o(i.app_usbd_all_until_served_call))
  [Stack]

  - Max Depth = 16
  - Call Chain = app_usbd_all_until_served_call
  [Calls]
  - >> class_event_handler
  [Called By]
  - >> app_usbd_core_setup_req_handler

  app_usbd_cdc_acm_read (Thumb, 40 bytes, Stack size 24 bytes, app_usbd_cdc_acm.o(i.app_usbd_cdc_acm_read))
  [Stack]

  - Max Depth = 56
  - Call Chain = app_usbd_cdc_acm_read ⇒ app_usbd_core_ep_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_usbd_core_ep_transfer
  - >> data_ep_out_addr_get
  [Called By]
  - >> cdc_acm_user_ev_handler

  app_usbd_cdc_acm_rx_size (Thumb, 22 bytes, Stack size 8 bytes, app_usbd_cdc_acm.o(i.app_usbd_cdc_acm_rx_size))
  [Stack]

  - Max Depth = 24
  - Call Chain = app_usbd_cdc_acm_rx_size ⇒ nrf_drv_usbd_ep_status_get
  [Calls]
  - >> data_ep_out_addr_get
  - >> nrf_drv_usbd_ep_status_get
  [Called By]
  - >> cdc_acm_user_ev_handler

  app_usbd_cdc_acm_write (Thumb, 40 bytes, Stack size 24 bytes, app_usbd_cdc_acm.o(i.app_usbd_cdc_acm_write))
  [Stack]

  - Max Depth = 56
  - Call Chain = app_usbd_cdc_acm_write ⇒ app_usbd_core_ep_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_usbd_core_ep_transfer
  - >> data_ep_in_addr_get
  [Called By]
  - >> requestTx

  app_usbd_class_append (Thumb, 136 bytes, Stack size 24 bytes, app_usbd.o(i.app_usbd_class_append))
  [Stack]

  - Max Depth = 32
  - Call Chain = app_usbd_class_append ⇒ app_usbd_ep_instance_set
  [Calls]
  - >> app_usbd_ep_instance_set
  - >> app_usbd_ep_instance_get
  - >> app_usbd_class_iface_get
  - >> app_usbd_class_iface_ep_get
  [Called By]
  - >> main

  app_usbd_class_descriptor_find (Thumb, 68 bytes, Stack size 24 bytes, app_usbd.o(i.app_usbd_class_descriptor_find))
  [Stack]

  - Max Depth = 24
  - Call Chain = app_usbd_class_descriptor_find
  [Called By]
  - >> setup_event_handler

  app_usbd_class_first_get (Thumb, 6 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_class_first_get))
  [Called By]

  - >> setup_req_std_set_configuration
  - >> setup_req_get_descriptor

  app_usbd_class_sof_register (Thumb, 20 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_class_sof_register))
  [Called By]

  - >> cdc_acm_event_handler

  app_usbd_class_sof_unregister (Thumb, 38 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_class_sof_unregister))
  [Called By]

  - >> cdc_acm_event_handler

  app_usbd_core_ep_transfer (Thumb, 20 bytes, Stack size 0 bytes, app_usbd_core.o(i.app_usbd_core_ep_transfer))
  [Stack]

  - Max Depth = 32
  - Call Chain = app_usbd_core_ep_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_ep_transfer
  [Called By]
  - >> app_usbd_cdc_acm_write
  - >> app_usbd_cdc_acm_read

  app_usbd_core_setup_data_handler_set (Thumb, 32 bytes, Stack size 16 bytes, app_usbd_core.o(i.app_usbd_core_setup_data_handler_set))
  [Stack]

  - Max Depth = 16
  - Call Chain = app_usbd_core_setup_data_handler_set
  [Calls]
  - >> nrf_drv_usbd_last_setup_dir_get
  [Called By]
  - >> setup_req_get_descriptor
  - >> app_usbd_core_setup_rsp
  - >> setup_req_class_out

  app_usbd_core_setup_data_transfer (Thumb, 28 bytes, Stack size 0 bytes, app_usbd_core.o(i.app_usbd_core_setup_data_transfer))
  [Stack]

  - Max Depth = 32
  - Call Chain = app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_ep_transfer
  [Called By]
  - >> app_usbd_core_setup_rsp
  - >> setup_req_class_out

  app_usbd_core_setup_rsp (Thumb, 90 bytes, Stack size 32 bytes, app_usbd_core.o(i.app_usbd_core_setup_rsp))
  [Stack]

  - Max Depth = 64
  - Call Chain = app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> nrf_drv_usbd_ep_max_packet_size_get
  - >> app_usbd_core_setup_data_transfer
  - >> app_usbd_core_setup_data_handler_set
  [Called By]
  - >> setup_req_std_in
  - >> setup_req_get_descriptor
  - >> app_usbd_interface_std_req_handle
  - >> app_usbd_endpoint_std_req_handle
  - >> setup_event_handler

  app_usbd_core_setup_transfer_buff_get (Thumb, 10 bytes, Stack size 0 bytes, app_usbd_core.o(i.app_usbd_core_setup_transfer_buff_get))
  [Called By]

  - >> setup_req_std_in
  - >> setup_req_get_descriptor
  - >> app_usbd_interface_std_req_handle
  - >> app_usbd_endpoint_std_req_handle
  - >> setup_event_handler

  app_usbd_disable (Thumb, 20 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_disable))
  [Stack]

  - Max Depth = 136
  - Call Chain = app_usbd_disable ⇒ nrf_drv_usbd_disable ⇒ nrf_drv_usbd_stop ⇒ usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_is_started
  - >> nrf_drv_usbd_disable
  - >> app_usbd_stop
  [Called By]
  - >> main

  app_usbd_enable (Thumb, 20 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_enable))
  [Stack]

  - Max Depth = 16
  - Call Chain = app_usbd_enable ⇒ nrf_drv_usbd_enable
  [Calls]
  - >> nrf_drv_usbd_enable
  [Called By]
  - >> power_usb_event_handler

  app_usbd_endpoint_std_req_handle (Thumb, 108 bytes, Stack size 24 bytes, app_usbd.o(i.app_usbd_endpoint_std_req_handle))
  [Stack]

  - Max Depth = 88
  - Call Chain = app_usbd_endpoint_std_req_handle ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_usbd_dtoggle_set
  - >> nrf_usbd_dtoggle_get
  - >> nrf_drv_usbd_ep_stall_clear
  - >> nrf_drv_usbd_ep_stall_check
  - >> nrf_drv_usbd_ep_stall
  - >> app_usbd_core_setup_transfer_buff_get
  - >> app_usbd_core_setup_rsp
  [Called By]
  - >> app_usbd_core_setup_req_handler

  app_usbd_ep_call (Thumb, 28 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_ep_call))
  [Stack]

  - Max Depth = 8
  - Call Chain = app_usbd_ep_call
  [Calls]
  - >> app_usbd_ep_conf_access
  [Called By]
  - >> app_usbd_core_setup_req_handler

  app_usbd_iface_call (Thumb, 66 bytes, Stack size 24 bytes, app_usbd.o(i.app_usbd_iface_call))
  [Stack]

  - Max Depth = 24
  - Call Chain = app_usbd_iface_call
  [Calls]
  - >> app_usbd_class_iface_get
  [Called By]
  - >> app_usbd_core_setup_req_handler

  app_usbd_init (Thumb, 124 bytes, Stack size 32 bytes, app_usbd.o(i.app_usbd_init))
  [Stack]

  - Max Depth = 80
  - Call Chain = app_usbd_init ⇒ nrf_drv_usbd_init ⇒ nrf_drv_clock_hfclk_request ⇒ nrf_clock_event_clear
  [Calls]
  - >> app_usbd_ep_instance_set
  - >> app_usbd_class_iface_get
  - >> app_usbd_class_iface_ep_get
  - >> nrf_drv_usbd_init
  - >> __aeabi_memclr4
  [Called By]
  - >> main

  app_usbd_interface_std_req_handle (Thumb, 34 bytes, Stack size 16 bytes, app_usbd.o(i.app_usbd_interface_std_req_handle))
  [Stack]

  - Max Depth = 80
  - Call Chain = app_usbd_interface_std_req_handle ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_usbd_core_setup_transfer_buff_get
  - >> app_usbd_core_setup_rsp
  [Called By]
  - >> app_usbd_core_setup_req_handler

  app_usbd_setup_data_handled_transfer (Thumb, 28 bytes, Stack size 0 bytes, app_usbd_core.o(i.app_usbd_setup_data_handled_transfer))
  [Stack]

  - Max Depth = 24
  - Call Chain = app_usbd_setup_data_handled_transfer ⇒ nrf_drv_usbd_ep_handled_transfer
  [Calls]
  - >> nrf_drv_usbd_ep_handled_transfer
  [Called By]
  - >> setup_req_get_descriptor

  app_usbd_start (Thumb, 92 bytes, Stack size 16 bytes, app_usbd.o(i.app_usbd_start))
  [Stack]

  - Max Depth = 80
  - Call Chain = app_usbd_start ⇒ nrf_drv_usbd_ep_enable ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> user_event_handler
  - >> app_usbd_core_handler_call
  - >> nrf_drv_usbd_start
  - >> nrf_drv_usbd_ep_enable
  - >> app_usbd_all_call
  [Called By]
  - >> main

  app_usbd_stop (Thumb, 32 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_stop))
  [Stack]

  - Max Depth = 128
  - Call Chain = app_usbd_stop ⇒ nrf_drv_usbd_stop ⇒ usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> user_event_handler
  - >> app_usbd_core_handler_call
  - >> nrf_drv_usbd_stop
  - >> app_usbd_all_call
  [Called By]
  - >> app_usbd_disable

  app_usbd_string_desc_get (Thumb, 30 bytes, Stack size 0 bytes, app_usbd_string_desc.o(i.app_usbd_string_desc_get))
  [Called By]

  - >> setup_req_get_descriptor

  app_util_critical_region_enter (Thumb, 4 bytes, Stack size 0 bytes, app_util_platform.o(i.app_util_critical_region_enter))
  [Calls]

  - >> app_util_disable_irq
  [Called By]
  - >> nrf_drv_clock_hfclk_request
  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_handled_transfer
  - >> setup_req_get_descriptor
  - >> nrf_drv_usbd_ep_enable
  - >> app_usbd_core_setup_rsp
  - >> usbd_ep_abort
  - >> setup_req_class_out
  - >> nrf_drv_usbd_ep_status_get
  - >> buf_prealloc

  app_util_critical_region_exit (Thumb, 4 bytes, Stack size 0 bytes, app_util_platform.o(i.app_util_critical_region_exit))
  [Calls]

  - >> app_util_enable_irq
  [Called By]
  - >> nrf_drv_clock_hfclk_request
  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_handled_transfer
  - >> setup_req_get_descriptor
  - >> nrf_drv_usbd_ep_enable
  - >> app_usbd_core_setup_rsp
  - >> usbd_ep_abort
  - >> setup_req_class_out
  - >> nrf_drv_usbd_ep_status_get
  - >> buf_prealloc

  app_util_disable_irq (Thumb, 12 bytes, Stack size 0 bytes, app_util_platform.o(i.app_util_disable_irq))
  [Called By]

  - >> app_util_critical_region_enter

  app_util_enable_irq (Thumb, 14 bytes, Stack size 0 bytes, app_util_platform.o(i.app_util_enable_irq))
  [Called By]

  - >> app_util_critical_region_exit

  assert_nrf_callback (Thumb, 22 bytes, Stack size 16 bytes, nrf_assert.o(i.assert_nrf_callback))
  [Stack]

  - Max Depth = 160
  - Call Chain = assert_nrf_callback ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> app_error_fault_handler
  [Called By]
  - >> requestTx
  - >> power_usb_event_handler
  - >> cdc_acm_user_ev_handler

  bsp_board_button_state_get (Thumb, 36 bytes, Stack size 8 bytes, boards.o(i.bsp_board_button_state_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = bsp_board_button_state_get
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> main

  bsp_board_buttons_init (Thumb, 32 bytes, Stack size 24 bytes, boards.o(i.bsp_board_buttons_init))
  [Stack]

  - Max Depth = 64
  - Call Chain = bsp_board_buttons_init ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> main

  bsp_board_led_invert (Thumb, 40 bytes, Stack size 8 bytes, boards.o(i.bsp_board_led_invert))
  [Stack]

  - Max Depth = 8
  - Call Chain = bsp_board_led_invert
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> cdc_acm_user_ev_handler

  bsp_board_led_off (Thumb, 10 bytes, Stack size 0 bytes, boards.o(i.bsp_board_led_off))
  [Stack]

  - Max Depth = 16
  - Call Chain = bsp_board_led_off ⇒ nrf_gpio_pin_write
  [Calls]
  - >> nrf_gpio_pin_write
  [Called By]
  - >> bsp_board_leds_off
  - >> usbd_user_ev_handler
  - >> cdc_acm_user_ev_handler

  bsp_board_led_on (Thumb, 10 bytes, Stack size 0 bytes, boards.o(i.bsp_board_led_on))
  [Stack]

  - Max Depth = 16
  - Call Chain = bsp_board_led_on ⇒ nrf_gpio_pin_write
  [Calls]
  - >> nrf_gpio_pin_write
  [Called By]
  - >> usbd_user_ev_handler
  - >> cdc_acm_user_ev_handler

  bsp_board_leds_init (Thumb, 38 bytes, Stack size 24 bytes, boards.o(i.bsp_board_leds_init))
  [Stack]

  - Max Depth = 64
  - Call Chain = bsp_board_leds_init ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  - >> bsp_board_leds_off
  [Called By]
  - >> main

  bsp_board_leds_off (Thumb, 18 bytes, Stack size 8 bytes, boards.o(i.bsp_board_leds_off))
  [Stack]

  - Max Depth = 24
  - Call Chain = bsp_board_leds_off ⇒ bsp_board_led_off ⇒ nrf_gpio_pin_write
  [Calls]
  - >> bsp_board_led_off
  [Called By]
  - >> bsp_board_leds_init
  - >> usbd_user_ev_handler

  buffer_is_empty (Thumb, 16 bytes, Stack size 0 bytes, nrf_log_frontend.o(i.buffer_is_empty))
  [Called By]

  - >> nrf_log_frontend_dequeue

  main (Thumb, 238 bytes, Stack size 8 bytes, main.o(i.main))
  [Stack]

  - Max Depth = 176
  - Call Chain = main ⇒ requestTx ⇒ assert_nrf_callback ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_init
  - >> nrf_log_frontend_std_2
  - >> nrf_log_frontend_std_0
  - >> nrf_log_frontend_dequeue
  - >> nrf_drv_power_usbevt_init
  - >> nrf_drv_power_init
  - >> nrf_drv_clock_init
  - >> bsp_board_leds_init
  - >> bsp_board_buttons_init
  - >> bsp_board_button_state_get
  - >> app_usbd_start
  - >> app_usbd_init
  - >> app_usbd_disable
  - >> app_usbd_class_append
  - >> app_error_handler_bare
  - >> requestTx
  - >> nrf_delay_us
  - >> __2snprintf
  [Address Reference Count : 1]
  - entry9a.o(.ARM.Collect$$$$0000000B)

  nrf_drv_clock_hfclk_is_running (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_clock.o(i.nrf_drv_clock_hfclk_is_running))
  [Calls]

  - >> nrf_clock_hf_is_running
  [Called By]
  - >> nrf_drv_usbd_init

  nrf_drv_clock_hfclk_request (Thumb, 82 bytes, Stack size 16 bytes, nrf_drv_clock.o(i.nrf_drv_clock_hfclk_request))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_drv_clock_hfclk_request ⇒ nrf_clock_event_clear
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> nrf_clock_event_clear
  - >> item_enqueue
  [Called By]
  - >> nrf_drv_usbd_init

  nrf_drv_clock_init (Thumb, 58 bytes, Stack size 16 bytes, nrf_drv_clock.o(i.nrf_drv_clock_init))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_clock_init
  [Calls]
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> main

  nrf_drv_clock_onIRQ (Thumb, 84 bytes, Stack size 24 bytes, nrf_drv_clock.o(i.nrf_drv_clock_onIRQ))
  [Stack]

  - Max Depth = 40
  - Call Chain = nrf_drv_clock_onIRQ ⇒ clock_clk_started_notify
  [Calls]
  - >> nrf_clock_event_clear
  - >> nrf_clock_event_check
  - >> clock_clk_started_notify
  [Called By]
  - >> POWER_CLOCK_IRQHandler

  nrf_drv_common_irq_enable (Thumb, 56 bytes, Stack size 0 bytes, nrf_drv_common.o(i.nrf_drv_common_irq_enable))
  [Called By]

  - >> nrf_drv_power_init
  - >> nrf_drv_clock_init
  - >> nrf_drv_usbd_start
  - >> interrupts_enable

  nrf_drv_power_init (Thumb, 68 bytes, Stack size 16 bytes, nrf_drv_power.o(i.nrf_drv_power_init))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_power_init
  [Calls]
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> main

  nrf_drv_power_onIRQ (Thumb, 138 bytes, Stack size 16 bytes, nrf_drv_power.o(i.nrf_drv_power_onIRQ))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_power_onIRQ
  [Calls]
  - >> nrf_power_event_get_and_clear
  [Called By]
  - >> POWER_CLOCK_IRQHandler

  nrf_drv_power_usbevt_init (Thumb, 32 bytes, Stack size 4 bytes, nrf_drv_power.o(i.nrf_drv_power_usbevt_init))
  [Stack]

  - Max Depth = 4
  - Call Chain = nrf_drv_power_usbevt_init
  [Calls]
  - >> nrf_drv_power_usbevt_uninit
  [Called By]
  - >> main

  nrf_drv_power_usbevt_uninit (Thumb, 20 bytes, Stack size 0 bytes, nrf_drv_power.o(i.nrf_drv_power_usbevt_uninit))
  [Called By]

  - >> nrf_drv_power_usbevt_init

  nrf_drv_systick_delay_ticks (Thumb, 20 bytes, Stack size 0 bytes, nrf_drv_systick.o(i.nrf_drv_systick_delay_ticks))
  [Called By]

  - >> nrf_drv_systick_delay_us

  nrf_drv_systick_delay_us (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_systick.o(i.nrf_drv_systick_delay_us))
  [Calls]

  - >> nrf_drv_systick_delay_ticks
  [Called By]
  - >> usbd_dmareq_process

  nrf_drv_systick_init (Thumb, 16 bytes, Stack size 0 bytes, nrf_drv_systick.o(i.nrf_drv_systick_init))
  [Called By]

  - >> nrf_drv_usbd_init

  nrf_drv_uart_init (Thumb, 98 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.nrf_drv_uart_init))
  [Stack]

  - Max Depth = 96
  - Call Chain = nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> interrupts_enable
  - >> apply_config
  [Called By]
  - >> nrf_log_backend_init

  nrf_drv_uart_tx (Thumb, 262 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_drv_uart_tx ⇒ tx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> nrf_drv_uart_tx_in_progress
  - >> tx_byte
  - >> nrf_uarte_event_clear
  - >> nrf_uarte_event_check
  - >> nrf_uart_event_clear
  - >> nrf_uart_event_check
  - >> nrf_drv_is_in_RAM
  [Called By]
  - >> serial_tx

  nrf_drv_uart_tx_in_progress (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx_in_progress))
  [Called By]

  - >> nrf_drv_uart_tx
  - >> serial_is_busy

  nrf_drv_uart_uninit (Thumb, 74 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_drv_uart_uninit))
  [Stack]

  - Max Depth = 88
  - Call Chain = nrf_drv_uart_uninit ⇒ pins_to_default ⇒ nrf_gpio_cfg_default ⇒ nrf_gpio_cfg
  [Calls]
  - >> pins_to_default
  - >> nrf_drv_get_IRQn
  - >> nrf_drv_common_irq_disable
  [Called By]
  - >> nrf_log_backend_init

  nrf_drv_usbd_consumer (Thumb, 48 bytes, Stack size 12 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_consumer))
  [Stack]

  - Max Depth = 12
  - Call Chain = nrf_drv_usbd_consumer
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)

  nrf_drv_usbd_disable (Thumb, 40 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_disable))
  [Stack]

  - Max Depth = 128
  - Call Chain = nrf_drv_usbd_disable ⇒ nrf_drv_usbd_stop ⇒ usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_stop
  [Called By]
  - >> app_usbd_disable

  nrf_drv_usbd_enable (Thumb, 70 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_enable))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_usbd_enable
  [Calls]
  - >> nrf_usbd_eventcause_clear
  [Called By]
  - >> app_usbd_enable

  nrf_drv_usbd_ep_enable (Thumb, 128 bytes, Stack size 32 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_enable))
  [Stack]

  - Max Depth = 64
  - Call Chain = nrf_drv_usbd_ep_enable ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_to_int
  - >> ep_state_access
  - >> ep2bit
  [Called By]
  - >> app_usbd_start

  nrf_drv_usbd_ep_handled_transfer (Thumb, 116 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_handled_transfer))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_drv_usbd_ep_handled_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> usbd_int_rise
  - >> nrf_usbd_ep_is_stall
  - >> ep_state_access
  - >> ep2bit
  [Called By]
  - >> app_usbd_setup_data_handled_transfer

  nrf_drv_usbd_ep_max_packet_size_get (Thumb, 10 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_max_packet_size_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_usbd_ep_max_packet_size_get
  [Calls]
  - >> ep_state_access
  [Called By]
  - >> app_usbd_core_setup_rsp

  nrf_drv_usbd_ep_max_packet_size_set (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_max_packet_size_set))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_usbd_ep_max_packet_size_set
  [Calls]
  - >> ep_state_access
  [Called By]
  - >> nrf_drv_usbd_init

  nrf_drv_usbd_ep_stall (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_stall))
  [Called By]

  - >> app_usbd_event_handler
  - >> app_usbd_endpoint_std_req_handle

  nrf_drv_usbd_ep_stall_check (Thumb, 4 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_stall_check))
  [Calls]

  - >> nrf_usbd_ep_is_stall
  [Called By]
  - >> app_usbd_endpoint_std_req_handle

  nrf_drv_usbd_ep_stall_clear (Thumb, 14 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_stall_clear))
  [Called By]

  - >> setup_req_std_set_configuration
  - >> app_usbd_endpoint_std_req_handle

  nrf_drv_usbd_ep_status_get (Thumb, 40 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_status_get))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_usbd_ep_status_get
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> ep_state_access
  [Called By]
  - >> app_usbd_cdc_acm_rx_size

  nrf_drv_usbd_ep_transfer (Thumb, 184 bytes, Stack size 32 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer))
  [Stack]

  - Max Depth = 32
  - Call Chain = nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> usbd_int_rise
  - >> nrf_usbd_ep_is_stall
  - >> ep_state_access
  - >> ep2bit
  [Called By]
  - >> app_usbd_core_setup_data_transfer
  - >> app_usbd_core_ep_transfer
  - >> nrf_drv_usbd_ep_enable
  - >> nrf_drv_usbd_transfer_out_drop

  nrf_drv_usbd_epout_size_get (Thumb, 26 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_epout_size_get))
  [Called By]

  - >> usbd_dmareq_process

  nrf_drv_usbd_feeder_buffer_get (Thumb, 4 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_buffer_get))
  [Called By]

  - >> usbd_descriptor_conf_feeder

  nrf_drv_usbd_feeder_flash (Thumb, 56 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_flash))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_drv_usbd_feeder_flash
  [Calls]
  - >> __aeabi_memcpy
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)

  nrf_drv_usbd_feeder_flash_zlp (Thumb, 64 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_flash_zlp))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_drv_usbd_feeder_flash_zlp
  [Calls]
  - >> __aeabi_memcpy
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)

  nrf_drv_usbd_feeder_ram (Thumb, 36 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_ram))
  [Address Reference Count : 1]

  - nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)

  nrf_drv_usbd_feeder_ram_zlp (Thumb, 54 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_feeder_ram_zlp))
  [Address Reference Count : 1]

  - nrf_drv_usbd.o(i.nrf_drv_usbd_ep_transfer)

  nrf_drv_usbd_init (Thumb, 148 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_init))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_drv_usbd_init ⇒ nrf_drv_clock_hfclk_request ⇒ nrf_clock_event_clear
  [Calls]
  - >> nrf_drv_clock_hfclk_request
  - >> nrf_drv_clock_hfclk_is_running
  - >> ep_state_access
  - >> nrf_drv_systick_init
  - >> nrf_drv_usbd_ep_max_packet_size_set
  [Called By]
  - >> app_usbd_init

  nrf_drv_usbd_is_enabled (Thumb, 16 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_is_enabled))
  [Called By]

  - >> power_usb_event_handler
  - >> nrf_drv_usbd_is_started

  nrf_drv_usbd_is_started (Thumb, 28 bytes, Stack size 4 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_is_started))
  [Stack]

  - Max Depth = 4
  - Call Chain = nrf_drv_usbd_is_started
  [Calls]
  - >> nrf_drv_usbd_is_enabled
  [Called By]
  - >> app_usbd_disable

  nrf_drv_usbd_last_setup_dir_get (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_last_setup_dir_get))
  [Called By]

  - >> app_usbd_core_setup_data_handler_set

  nrf_drv_usbd_setup_clear (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_setup_clear))
  [Calls]

  - >> nrf_usbd_task_trigger
  [Called By]
  - >> app_usbd_core_setup_req_handler
  - >> app_usbd_core_event_handler

  nrf_drv_usbd_setup_data_clear (Thumb, 26 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_setup_data_clear))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_usbd_setup_data_clear
  [Calls]
  - >> nrf_usbd_task_trigger
  [Called By]
  - >> app_usbd_core_setup_req_handler
  - >> app_usbd_core_event_handler
  - >> USBD_ISR_dma_epout0

  nrf_drv_usbd_setup_get (Thumb, 76 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_setup_get))
  [Called By]

  - >> app_usbd_core_setup_req_handler

  nrf_drv_usbd_setup_stall (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_setup_stall))
  [Calls]

  - >> nrf_usbd_task_trigger
  [Called By]
  - >> app_usbd_core_setup_req_handler
  - >> app_usbd_core_event_handler

  nrf_drv_usbd_start (Thumb, 34 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_start))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_usbd_start
  [Calls]
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> app_usbd_start

  nrf_drv_usbd_stop (Thumb, 30 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_stop))
  [Stack]

  - Max Depth = 120
  - Call Chain = nrf_drv_usbd_stop ⇒ usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> usbd_ep_abort_all
  [Called By]
  - >> nrf_drv_usbd_disable
  - >> app_usbd_stop

  nrf_drv_usbd_transfer_out_drop (Thumb, 48 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_transfer_out_drop))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_ep_transfer
  - >> ep2bit
  [Called By]
  - >> usbd_ep_abort

  nrf_log_backend_hexdump_handler_get (Thumb, 4 bytes, Stack size 0 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_hexdump_handler_get))
  [Called By]

  - >> nrf_log_init

  nrf_log_backend_init (Thumb, 100 bytes, Stack size 48 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_init))
  [Stack]

  - Max Depth = 144
  - Call Chain = nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_drv_uart_uninit
  - >> nrf_drv_uart_init
  - >> __aeabi_memcpy4
  [Called By]
  - >> nrf_log_init
  - >> nrf_log_blocking_backend_set

  nrf_log_backend_std_handler_get (Thumb, 4 bytes, Stack size 0 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_std_handler_get))
  [Called By]

  - >> nrf_log_init

  nrf_log_blocking_backend_set (Thumb, 6 bytes, Stack size 0 bytes, nrf_log_frontend.o(i.nrf_log_blocking_backend_set))
  [Stack]

  - Max Depth = 144
  - Call Chain = nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_backend_init
  [Called By]
  - >> app_error_fault_handler
  - >> HardFault_c_handler

  nrf_log_frontend_dequeue (Thumb, 298 bytes, Stack size 64 bytes, nrf_log_frontend.o(i.nrf_log_frontend_dequeue))
  [Stack]

  - Max Depth = 64
  - Call Chain = nrf_log_frontend_dequeue
  [Calls]
  - >> buffer_is_empty
  [Called By]
  - >> main
  - >> app_error_fault_handler
  - >> HardFault_c_handler

  nrf_log_frontend_init (Thumb, 16 bytes, Stack size 0 bytes, nrf_log_frontend.o(i.nrf_log_frontend_init))
  [Calls]

  - >> nrf_log_handlers_set
  [Called By]
  - >> nrf_log_init

  nrf_log_frontend_std_0 (Thumb, 68 bytes, Stack size 32 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_0))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_log_frontend_std_0 ⇒ buf_prealloc
  [Calls]
  - >> buf_prealloc
  [Called By]
  - >> main
  - >> power_usb_event_handler
  - >> app_error_fault_handler

  nrf_log_frontend_std_1 (Thumb, 80 bytes, Stack size 32 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_1))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_log_frontend_std_1 ⇒ buf_prealloc
  [Calls]
  - >> buf_prealloc
  [Called By]
  - >> HardFault_c_handler

  nrf_log_frontend_std_2 (Thumb, 96 bytes, Stack size 40 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_2))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_log_frontend_std_2 ⇒ buf_prealloc
  [Calls]
  - >> buf_prealloc
  [Called By]
  - >> main

  nrf_log_handlers_set (Thumb, 10 bytes, Stack size 0 bytes, nrf_log_frontend.o(i.nrf_log_handlers_set))
  [Called By]

  - >> nrf_log_frontend_init

  nrf_log_init (Thumb, 36 bytes, Stack size 16 bytes, nrf_log_frontend.o(i.nrf_log_init))
  [Stack]

  - Max Depth = 160
  - Call Chain = nrf_log_init ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_frontend_init
  - >> nrf_log_backend_std_handler_get
  - >> nrf_log_backend_init
  - >> nrf_log_backend_hexdump_handler_get
  [Called By]
  - >> main

  requestTx (Thumb, 50 bytes, Stack size 8 bytes, main.o(i.requestTx))
  [Stack]

  - Max Depth = 168
  - Call Chain = requestTx ⇒ assert_nrf_callback ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> assert_nrf_callback
  - >> app_usbd_cdc_acm_write
  - >> strlen
  - >> __2sprintf
  [Called By]
  - >> main
  - >> cdc_acm_user_ev_handler

  usbd_drv_ep_abort (Thumb, 4 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.usbd_drv_ep_abort), UNUSED)
  [Called By]

  - >> setup_req_class_out

  ### Local Symbols

  cdc_acm_user_ev_handler (Thumb, 122 bytes, Stack size 16 bytes, main.o(i.cdc_acm_user_ev_handler))
  [Stack]

  - Max Depth = 184
  - Call Chain = cdc_acm_user_ev_handler ⇒ requestTx ⇒ assert_nrf_callback ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> bsp_board_led_on
  - >> bsp_board_led_off
  - >> bsp_board_led_invert
  - >> assert_nrf_callback
  - >> app_usbd_cdc_acm_rx_size
  - >> app_usbd_cdc_acm_read
  - >> app_error_handler_bare
  - >> requestTx
  [Address Reference Count : 1]
  - main.o(.constdata)

  nrf_delay_us (Thumb, 132 bytes, Stack size 0 bytes, main.o(i.nrf_delay_us))
  [Called By]

  - >> main

  power_usb_event_handler (Thumb, 78 bytes, Stack size 8 bytes, main.o(i.power_usb_event_handler))
  [Stack]

  - Max Depth = 168
  - Call Chain = power_usb_event_handler ⇒ assert_nrf_callback ⇒ app_error_fault_handler ⇒ nrf_log_blocking_backend_set ⇒ nrf_log_backend_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_log_frontend_std_0
  - >> nrf_drv_usbd_is_enabled
  - >> assert_nrf_callback
  - >> app_usbd_enable
  [Address Reference Count : 1]
  - main.o(.constdata)

  usbd_user_ev_handler (Thumb, 34 bytes, Stack size 0 bytes, main.o(i.usbd_user_ev_handler))
  [Stack]

  - Max Depth = 24
  - Call Chain = usbd_user_ev_handler ⇒ bsp_board_leds_off ⇒ bsp_board_led_off ⇒ nrf_gpio_pin_write
  [Calls]
  - >> bsp_board_leds_off
  - >> bsp_board_led_on
  - >> bsp_board_led_off
  [Address Reference Count : 1]
  - main.o(.constdata)

  nrf_gpio_cfg (Thumb, 50 bytes, Stack size 40 bytes, boards.o(i.nrf_gpio_cfg))
  [Stack]

  - Max Depth = 40
  - Call Chain = nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> bsp_board_leds_init
  - >> bsp_board_buttons_init

  nrf_gpio_pin_port_decode (Thumb, 22 bytes, Stack size 0 bytes, boards.o(i.nrf_gpio_pin_port_decode))
  [Called By]

  - >> nrf_gpio_pin_write
  - >> nrf_gpio_cfg
  - >> bsp_board_led_invert
  - >> bsp_board_button_state_get

  nrf_gpio_pin_write (Thumb, 38 bytes, Stack size 16 bytes, boards.o(i.nrf_gpio_pin_write))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_gpio_pin_write
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> bsp_board_led_on
  - >> bsp_board_led_off

  app_usbd_class_iface_ep_get (Thumb, 18 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_class_iface_ep_get))
  [Called By]

  - >> app_usbd_init
  - >> app_usbd_class_append

  app_usbd_class_iface_get (Thumb, 20 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_class_iface_get))
  [Called By]

  - >> app_usbd_init
  - >> app_usbd_class_append
  - >> app_usbd_iface_call

  app_usbd_core_handler_call (Thumb, 10 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_core_handler_call))
  [Called By]

  - >> app_usbd_event_handler
  - >> app_usbd_start
  - >> app_usbd_stop

  app_usbd_ep_conf_access (Thumb, 22 bytes, Stack size 0 bytes, app_usbd.o(i.app_usbd_ep_conf_access))
  [Called By]

  - >> app_usbd_event_handler
  - >> app_usbd_ep_instance_set
  - >> app_usbd_ep_instance_get
  - >> app_usbd_ep_call

  app_usbd_ep_instance_get (Thumb, 10 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_ep_instance_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = app_usbd_ep_instance_get
  [Calls]
  - >> app_usbd_ep_conf_access
  [Called By]
  - >> app_usbd_class_append

  app_usbd_ep_instance_set (Thumb, 24 bytes, Stack size 8 bytes, app_usbd.o(i.app_usbd_ep_instance_set))
  [Stack]

  - Max Depth = 8
  - Call Chain = app_usbd_ep_instance_set
  [Calls]
  - >> app_usbd_ep_conf_access
  [Called By]
  - >> app_usbd_init
  - >> app_usbd_class_append

  app_usbd_event_handler (Thumb, 116 bytes, Stack size 16 bytes, app_usbd.o(i.app_usbd_event_handler))
  [Stack]

  - Max Depth = 32
  - Call Chain = app_usbd_event_handler ⇒ app_usbd_all_call
  [Calls]
  - >> user_event_handler
  - >> class_event_handler
  - >> app_usbd_ep_conf_access
  - >> app_usbd_core_handler_call
  - >> nrf_drv_usbd_ep_stall
  - >> app_usbd_all_call
  [Address Reference Count : 1]
  - app_usbd.o(i.app_usbd_init)

  class_event_handler (Thumb, 6 bytes, Stack size 0 bytes, app_usbd.o(i.class_event_handler))
  [Called By]

  - >> app_usbd_event_handler
  - >> app_usbd_all_until_served_call
  - >> app_usbd_all_call

  nrf_usbd_dtoggle_get (Thumb, 18 bytes, Stack size 8 bytes, app_usbd.o(i.nrf_usbd_dtoggle_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_usbd_dtoggle_get
  [Calls]
  - >> nrf_usbd_dtoggle_set
  [Called By]
  - >> app_usbd_endpoint_std_req_handle

  nrf_usbd_dtoggle_set (Thumb, 18 bytes, Stack size 0 bytes, app_usbd.o(i.nrf_usbd_dtoggle_set))
  [Called By]

  - >> nrf_usbd_dtoggle_get
  - >> app_usbd_endpoint_std_req_handle

  user_event_handler (Thumb, 12 bytes, Stack size 0 bytes, app_usbd.o(i.user_event_handler))
  [Called By]

  - >> app_usbd_event_handler
  - >> app_usbd_start
  - >> app_usbd_stop

  app_usbd_core_event_handler (Thumb, 188 bytes, Stack size 24 bytes, app_usbd_core.o(i.app_usbd_core_event_handler))
  [Stack]

  - Max Depth = 160
  - Call Chain = app_usbd_core_event_handler ⇒ app_usbd_core_setup_req_handler ⇒ setup_req_std_in ⇒ setup_req_get_descriptor ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_setup_stall
  - >> nrf_drv_usbd_setup_data_clear
  - >> nrf_drv_usbd_setup_clear
  - >> __asm___15_app_usbd_core_c_a97d2587__nrf_atomic_internal_and
  - >> usb_core_ep0_handler_check
  - >> nrf_usbd_task_trigger
  - >> app_usbd_core_setup_req_handler
  [Address Reference Count : 1]
  - app_usbd_core.o(.constdata)

  app_usbd_core_setup_req_handler (Thumb, 192 bytes, Stack size 24 bytes, app_usbd_core.o(i.app_usbd_core_setup_req_handler))
  [Stack]

  - Max Depth = 136
  - Call Chain = app_usbd_core_setup_req_handler ⇒ setup_req_std_in ⇒ setup_req_get_descriptor ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> nrf_drv_usbd_setup_stall
  - >> nrf_drv_usbd_setup_get
  - >> nrf_drv_usbd_setup_data_clear
  - >> nrf_drv_usbd_setup_clear
  - >> usb_core_ep0_handler_check
  - >> setup_req_std_out
  - >> setup_req_std_in
  - >> app_usbd_interface_std_req_handle
  - >> app_usbd_iface_call
  - >> app_usbd_ep_call
  - >> app_usbd_endpoint_std_req_handle
  - >> app_usbd_all_until_served_call
  [Called By]
  - >> app_usbd_core_event_handler

  nrf_usbd_dtoggle_set (Thumb, 18 bytes, Stack size 0 bytes, app_usbd_core.o(i.nrf_usbd_dtoggle_set))
  [Called By]

  - >> setup_req_std_set_configuration

  nrf_usbd_task_trigger (Thumb, 18 bytes, Stack size 0 bytes, app_usbd_core.o(i.nrf_usbd_task_trigger))
  [Called By]

  - >> app_usbd_core_event_handler

  setup_data_handler_empty (Thumb, 4 bytes, Stack size 0 bytes, app_usbd_core.o(i.setup_data_handler_empty))
  [Address Reference Count : 1]

  - app_usbd_core.o(.constdata)

  setup_req_get_descriptor (Thumb, 210 bytes, Stack size 32 bytes, app_usbd_core.o(i.setup_req_get_descriptor))
  [Stack]

  - Max Depth = 96
  - Call Chain = setup_req_get_descriptor ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> app_usbd_string_desc_get
  - >> app_usbd_setup_data_handled_transfer
  - >> app_usbd_core_setup_data_handler_set
  - >> app_usbd_core_setup_transfer_buff_get
  - >> app_usbd_core_setup_rsp
  - >> app_usbd_class_first_get
  - >> __aeabi_memcpy
  [Called By]
  - >> setup_req_std_in

  setup_req_std_in (Thumb, 112 bytes, Stack size 16 bytes, app_usbd_core.o(i.setup_req_std_in))
  [Stack]

  - Max Depth = 112
  - Call Chain = setup_req_std_in ⇒ setup_req_get_descriptor ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> setup_req_get_descriptor
  - >> app_usbd_core_setup_transfer_buff_get
  - >> app_usbd_core_setup_rsp
  [Called By]
  - >> app_usbd_core_setup_req_handler

  setup_req_std_out (Thumb, 94 bytes, Stack size 8 bytes, app_usbd_core.o(i.setup_req_std_out))
  [Stack]

  - Max Depth = 48
  - Call Chain = setup_req_std_out ⇒ setup_req_std_set_configuration
  [Calls]
  - >> setup_req_std_set_configuration
  [Called By]
  - >> app_usbd_core_setup_req_handler

  setup_req_std_set_configuration (Thumb, 194 bytes, Stack size 40 bytes, app_usbd_core.o(i.setup_req_std_set_configuration))
  [Stack]

  - Max Depth = 40
  - Call Chain = setup_req_std_set_configuration
  [Calls]
  - >> nrf_usbd_dtoggle_set
  - >> nrf_drv_usbd_ep_stall_clear
  - >> app_usbd_class_first_get
  [Called By]
  - >> setup_req_std_out

  usb_core_ep0_handler_check (Thumb, 12 bytes, Stack size 0 bytes, app_usbd_core.o(i.usb_core_ep0_handler_check))
  [Called By]

  - >> app_usbd_core_setup_req_handler
  - >> app_usbd_core_event_handler

  usbd_descriptor_conf_feeder (Thumb, 182 bytes, Stack size 40 bytes, app_usbd_core.o(i.usbd_descriptor_conf_feeder))
  [Stack]

  - Max Depth = 40
  - Call Chain = usbd_descriptor_conf_feeder
  [Calls]
  - >> nrf_drv_usbd_feeder_buffer_get
  - >> __aeabi_memcpy
  [Address Reference Count : 1]
  - app_usbd_core.o(.constdata)

  clock_clk_started_notify (Thumb, 34 bytes, Stack size 16 bytes, nrf_drv_clock.o(i.clock_clk_started_notify))
  [Stack]

  - Max Depth = 16
  - Call Chain = clock_clk_started_notify
  [Called By]
  - >> nrf_drv_clock_onIRQ

  item_enqueue (Thumb, 22 bytes, Stack size 0 bytes, nrf_drv_clock.o(i.item_enqueue))
  [Called By]

  - >> nrf_drv_clock_hfclk_request

  nrf_clock_event_check (Thumb, 14 bytes, Stack size 0 bytes, nrf_drv_clock.o(i.nrf_clock_event_check))
  [Called By]

  - >> nrf_drv_clock_onIRQ

  nrf_clock_event_clear (Thumb, 16 bytes, Stack size 8 bytes, nrf_drv_clock.o(i.nrf_clock_event_clear))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_clock_event_clear
  [Called By]
  - >> nrf_drv_clock_onIRQ
  - >> nrf_drv_clock_hfclk_request

  nrf_clock_hf_is_running (Thumb, 24 bytes, Stack size 0 bytes, nrf_drv_clock.o(i.nrf_clock_hf_is_running))
  [Called By]

  - >> nrf_drv_clock_hfclk_is_running

  channel_port_get (Thumb, 10 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.channel_port_get))
  [Called By]

  - >> GPIOTE_IRQHandler

  nrf_bitmask_bit_is_set (Thumb, 16 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.nrf_bitmask_bit_is_set))
  [Called By]

  - >> GPIOTE_IRQHandler

  nrf_gpio_cfg_sense_set (Thumb, 48 bytes, Stack size 16 bytes, nrf_drv_gpiote.o(i.nrf_gpio_cfg_sense_set))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_gpio_cfg_sense_set
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> GPIOTE_IRQHandler

  nrf_gpio_pin_port_decode (Thumb, 22 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.nrf_gpio_pin_port_decode))
  [Called By]

  - >> GPIOTE_IRQHandler
  - >> nrf_gpio_cfg_sense_set

  nrf_gpio_ports_read (Thumb, 38 bytes, Stack size 16 bytes, nrf_drv_gpiote.o(i.nrf_gpio_ports_read))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_gpio_ports_read
  [Called By]
  - >> GPIOTE_IRQHandler

  nrf_gpiote_event_clear (Thumb, 16 bytes, Stack size 8 bytes, nrf_drv_gpiote.o(i.nrf_gpiote_event_clear))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_gpiote_event_clear
  [Called By]
  - >> GPIOTE_IRQHandler

  nrf_gpiote_event_is_set (Thumb, 12 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.nrf_gpiote_event_is_set))
  [Called By]

  - >> GPIOTE_IRQHandler

  nrf_power_event_get_and_clear (Thumb, 20 bytes, Stack size 0 bytes, nrf_drv_power.o(i.nrf_power_event_get_and_clear))
  [Called By]

  - >> nrf_drv_power_onIRQ

  apply_config (Thumb, 162 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.apply_config))
  [Stack]

  - Max Depth = 72
  - Call Chain = apply_config ⇒ nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_pin_set
  - >> nrf_gpio_cfg_output
  - >> nrf_gpio_cfg_input
  [Called By]
  - >> nrf_drv_uart_init

  interrupts_enable (Thumb, 106 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.interrupts_enable))
  [Stack]

  - Max Depth = 24
  - Call Chain = interrupts_enable ⇒ nrf_uarte_event_clear
  [Calls]
  - >> nrf_drv_common_irq_enable
  - >> nrf_uarte_event_clear
  - >> nrf_uart_event_clear
  - >> nrf_drv_get_IRQn
  [Called By]
  - >> nrf_drv_uart_init

  nrf_drv_common_irq_disable (Thumb, 22 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_drv_common_irq_disable))
  [Called By]

  - >> nrf_drv_uart_uninit

  nrf_drv_get_IRQn (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_drv_get_IRQn))
  [Called By]

  - >> nrf_drv_uart_uninit
  - >> interrupts_enable

  nrf_drv_is_in_RAM (Thumb, 16 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_drv_is_in_RAM))
  [Called By]

  - >> nrf_drv_uart_tx

  nrf_gpio_cfg (Thumb, 50 bytes, Stack size 40 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg))
  [Stack]

  - Max Depth = 40
  - Call Chain = nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> nrf_gpio_cfg_output
  - >> nrf_gpio_cfg_input
  - >> nrf_gpio_cfg_default

  nrf_gpio_cfg_default (Thumb, 18 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg_default))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_gpio_cfg_default ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> pins_to_default

  nrf_gpio_cfg_input (Thumb, 18 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg_input))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> apply_config

  nrf_gpio_cfg_output (Thumb, 20 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg_output))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> apply_config

  nrf_gpio_pin_port_decode (Thumb, 22 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_gpio_pin_port_decode))
  [Called By]

  - >> nrf_gpio_pin_set
  - >> nrf_gpio_cfg

  nrf_gpio_pin_set (Thumb, 20 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.nrf_gpio_pin_set))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_gpio_pin_set
  [Calls]
  - >> nrf_gpio_pin_port_decode
  [Called By]
  - >> apply_config

  nrf_uart_event_check (Thumb, 10 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_uart_event_check))
  [Called By]

  - >> nrf_drv_uart_tx
  - >> uart_irq_handler

  nrf_uart_event_clear (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.nrf_uart_event_clear))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_uart_event_clear
  [Called By]
  - >> nrf_drv_uart_tx
  - >> uart_irq_handler
  - >> tx_byte
  - >> rx_byte
  - >> interrupts_enable

  nrf_uart_int_enable_check (Thumb, 12 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_uart_int_enable_check))
  [Called By]

  - >> uart_irq_handler

  nrf_uarte_event_check (Thumb, 10 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_uarte_event_check))
  [Called By]

  - >> nrf_drv_uart_tx
  - >> uarte_irq_handler

  nrf_uarte_event_clear (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.nrf_uarte_event_clear))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_uarte_event_clear
  [Called By]
  - >> nrf_drv_uart_tx
  - >> uarte_irq_handler
  - >> interrupts_enable

  pins_to_default (Thumb, 114 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.pins_to_default))
  [Stack]

  - Max Depth = 72
  - Call Chain = pins_to_default ⇒ nrf_gpio_cfg_default ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg_default
  [Called By]
  - >> nrf_drv_uart_uninit

  rx_byte (Thumb, 50 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.rx_byte))
  [Stack]

  - Max Depth = 24
  - Call Chain = rx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> uart_irq_handler

  rx_done_event (Thumb, 24 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.rx_done_event))
  [Stack]

  - Max Depth = 24
  - Call Chain = rx_done_event
  [Called By]
  - >> uarte_irq_handler
  - >> uart_irq_handler

  tx_byte (Thumb, 32 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.tx_byte))
  [Stack]

  - Max Depth = 24
  - Call Chain = tx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> nrf_drv_uart_tx
  - >> uart_irq_handler

  tx_done_event (Thumb, 28 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.tx_done_event))
  [Stack]

  - Max Depth = 24
  - Call Chain = tx_done_event
  [Called By]
  - >> uarte_irq_handler
  - >> uart_irq_handler

  uart_irq_handler (Thumb, 286 bytes, Stack size 48 bytes, nrf_drv_uart.o(i.uart_irq_handler))
  [Stack]

  - Max Depth = 72
  - Call Chain = uart_irq_handler ⇒ tx_done_event
  [Calls]
  - >> tx_done_event
  - >> tx_byte
  - >> rx_done_event
  - >> rx_byte
  - >> nrf_uart_int_enable_check
  - >> nrf_uart_event_clear
  - >> nrf_uart_event_check
  [Called By]
  - >> UARTE0_UART0_IRQHandler

  uarte_irq_handler (Thumb, 240 bytes, Stack size 40 bytes, nrf_drv_uart.o(i.uarte_irq_handler))
  [Stack]

  - Max Depth = 64
  - Call Chain = uarte_irq_handler ⇒ tx_done_event
  [Calls]
  - >> tx_done_event
  - >> rx_done_event
  - >> nrf_uarte_event_clear
  - >> nrf_uarte_event_check
  [Called By]
  - >> UARTE0_UART0_IRQHandler

  USBD_ISR_AccessFault (Thumb, 2 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_AccessFault))
  [Address Reference Count : 1]

  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_EpDataStatus (Thumb, 82 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_EpDataStatus))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_EpDataStatus ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> usbd_ep_data_handler
  - >> usbd_dmareq_process
  - >> bit2ep
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_Event (Thumb, 54 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.USBD_ISR_Event))
  [Stack]

  - Max Depth = 24
  - Call Chain = USBD_ISR_Event
  [Calls]
  - >> nrf_usbd_eventcause_clear
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_Setup (Thumb, 122 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.USBD_ISR_Setup))
  [Stack]

  - Max Depth = 112
  - Call Chain = USBD_ISR_Setup ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> usbd_ep_abort
  - >> nrf_atomic_u32_and
  - >> ep2bit
  [Called By]
  - >> USBD_IRQHandler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_SetupData (Thumb, 22 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.USBD_ISR_SetupData))
  [Stack]

  - Max Depth = 24
  - Call Chain = USBD_ISR_SetupData ⇒ usbd_ep_data_handler
  [Calls]
  - >> usbd_ep_data_handler
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_Sof (Thumb, 52 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_Sof))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_Sof
  [Calls]
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_Started (Thumb, 46 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_Started))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_Started
  [Calls]
  - >> bit2ep
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_Usbreset (Thumb, 26 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_Usbreset))
  [Stack]

  - Max Depth = 128
  - Call Chain = USBD_ISR_Usbreset ⇒ usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> usbd_ep_abort_all
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin0 (Thumb, 52 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin0))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin0 ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin1 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin1))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin1 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin2 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin2))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin2 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin3 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin3))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin3 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin4 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin4))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin4 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin5 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin5))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin5 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin6 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin6))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin6 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin7 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin7))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ISR_dma_epin7 ⇒ nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epin_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epin8 (Thumb, 66 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epin8))
  [Stack]

  - Max Depth = 24
  - Call Chain = USBD_ISR_dma_epin8 ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout0 (Thumb, 64 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout0))
  [Stack]

  - Max Depth = 24
  - Call Chain = USBD_ISR_dma_epout0 ⇒ nrf_drv_usbd_setup_data_clear
  [Calls]
  - >> nrf_drv_usbd_setup_data_clear
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout1 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout1))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout1 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout2 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout2))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout2 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout3 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout3))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout3 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout4 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout4))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout4 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout5 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout5))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout5 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout6 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout6))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout6 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout7 (Thumb, 6 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout7))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_ISR_dma_epout7 ⇒ nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_epout_dma_handler
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  USBD_ISR_dma_epout8 (Thumb, 66 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.USBD_ISR_dma_epout8))
  [Stack]

  - Max Depth = 24
  - Call Chain = USBD_ISR_dma_epout8 ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Address Reference Count : 1]
  - nrf_drv_usbd.o(.constdata)

  bit2ep (Thumb, 16 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.bit2ep))
  [Called By]

  - >> usbd_ep_abort_all
  - >> usbd_dmareq_process
  - >> USBD_ISR_Started
  - >> USBD_ISR_EpDataStatus

  ep2bit (Thumb, 12 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.ep2bit))
  [Called By]

  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_handled_transfer
  - >> nrf_drv_usbd_ep_enable
  - >> usbd_ep_abort
  - >> nrf_usbd_epout_dma_handler
  - >> nrf_usbd_epin_dma_handler
  - >> USBD_ISR_dma_epout8
  - >> USBD_ISR_dma_epout0
  - >> USBD_ISR_dma_epin8
  - >> USBD_ISR_dma_epin0
  - >> USBD_ISR_Sof
  - >> USBD_ISR_SetupData
  - >> USBD_ISR_Setup
  - >> nrf_drv_usbd_transfer_out_drop

  ep_state_access (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.ep_state_access))
  [Called By]

  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_max_packet_size_get
  - >> nrf_drv_usbd_ep_handled_transfer
  - >> nrf_drv_usbd_init
  - >> nrf_drv_usbd_ep_enable
  - >> usbd_ep_abort
  - >> usbd_dmareq_process
  - >> nrf_usbd_epout_dma_handler
  - >> nrf_usbd_epin_dma_handler
  - >> USBD_ISR_dma_epout8
  - >> USBD_ISR_dma_epout0
  - >> USBD_ISR_dma_epin8
  - >> USBD_ISR_dma_epin0
  - >> nrf_drv_usbd_ep_status_get
  - >> nrf_drv_usbd_ep_max_packet_size_set

  nrf_atomic_u32_and (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_atomic_u32_and))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_atomic_u32_and
  [Calls]
  - >> __asm___14_nrf_drv_usbd_c_f1d4739e__nrf_atomic_internal_and
  [Called By]
  - >> usbd_dmareq_process
  - >> nrf_usbd_epout_dma_handler
  - >> nrf_usbd_epin_dma_handler
  - >> USBD_ISR_dma_epout8
  - >> USBD_ISR_dma_epout0
  - >> USBD_ISR_dma_epin8
  - >> USBD_ISR_dma_epin0
  - >> USBD_ISR_Setup

  nrf_drv_usbd_ep_to_int (Thumb, 24 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_drv_usbd_ep_to_int))
  [Called By]

  - >> nrf_drv_usbd_ep_enable

  nrf_usbd_ep_is_stall (Thumb, 40 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_usbd_ep_is_stall))
  [Called By]

  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_handled_transfer
  - >> nrf_drv_usbd_ep_stall_check

  nrf_usbd_epin_dma_handler (Thumb, 54 bytes, Stack size 8 bytes, nrf_drv_usbd.o(i.nrf_usbd_epin_dma_handler))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_usbd_epin_dma_handler ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Called By]
  - >> USBD_ISR_dma_epin7
  - >> USBD_ISR_dma_epin6
  - >> USBD_ISR_dma_epin5
  - >> USBD_ISR_dma_epin4
  - >> USBD_ISR_dma_epin3
  - >> USBD_ISR_dma_epin2
  - >> USBD_ISR_dma_epin1

  nrf_usbd_epout_dma_handler (Thumb, 90 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.nrf_usbd_epout_dma_handler))
  [Stack]

  - Max Depth = 72
  - Call Chain = nrf_usbd_epout_dma_handler ⇒ usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> usbd_dmareq_process
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> ep2bit
  [Called By]
  - >> USBD_ISR_dma_epout7
  - >> USBD_ISR_dma_epout6
  - >> USBD_ISR_dma_epout5
  - >> USBD_ISR_dma_epout4
  - >> USBD_ISR_dma_epout3
  - >> USBD_ISR_dma_epout2
  - >> USBD_ISR_dma_epout1

  nrf_usbd_event_check (Thumb, 12 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_usbd_event_check))
  [Called By]

  - >> usbd_dmareq_process
  - >> USBD_IRQHandler

  nrf_usbd_event_clear (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_usbd_event_clear))
  [Called By]

  - >> usbd_dmareq_process
  - >> USBD_IRQHandler

  nrf_usbd_eventcause_clear (Thumb, 14 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_usbd_eventcause_clear))
  [Called By]

  - >> nrf_drv_usbd_enable
  - >> USBD_ISR_Event

  nrf_usbd_task_trigger (Thumb, 18 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.nrf_usbd_task_trigger))
  [Called By]

  - >> nrf_drv_usbd_setup_stall
  - >> nrf_drv_usbd_setup_data_clear
  - >> nrf_drv_usbd_setup_clear
  - >> usbd_dmareq_process

  usbd_dmareq_process (Thumb, 368 bytes, Stack size 48 bytes, nrf_drv_usbd.o(i.usbd_dmareq_process))
  [Stack]

  - Max Depth = 56
  - Call Chain = usbd_dmareq_process ⇒ nrf_atomic_u32_and
  [Calls]
  - >> nrf_usbd_task_trigger
  - >> nrf_usbd_event_clear
  - >> nrf_usbd_event_check
  - >> nrf_atomic_u32_and
  - >> ep_state_access
  - >> bit2ep
  - >> nrf_drv_systick_delay_us
  - >> nrf_drv_usbd_epout_size_get
  [Called By]
  - >> nrf_usbd_epout_dma_handler
  - >> USBD_ISR_EpDataStatus
  - >> USBD_IRQHandler

  usbd_ep_abort (Thumb, 186 bytes, Stack size 32 bytes, nrf_drv_usbd.o(i.usbd_ep_abort))
  [Stack]

  - Max Depth = 88
  - Call Chain = usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> ep_state_access
  - >> ep2bit
  - >> nrf_drv_usbd_transfer_out_drop
  [Called By]
  - >> usbd_ep_abort_all
  - >> USBD_ISR_Setup

  usbd_ep_abort_all (Thumb, 58 bytes, Stack size 24 bytes, nrf_drv_usbd.o(i.usbd_ep_abort_all))
  [Stack]

  - Max Depth = 112
  - Call Chain = usbd_ep_abort_all ⇒ usbd_ep_abort ⇒ nrf_drv_usbd_transfer_out_drop ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> usbd_ep_abort
  - >> bit2ep
  [Called By]
  - >> nrf_drv_usbd_stop
  - >> USBD_ISR_Usbreset

  usbd_ep_data_handler (Thumb, 56 bytes, Stack size 16 bytes, nrf_drv_usbd.o(i.usbd_ep_data_handler))
  [Stack]

  - Max Depth = 16
  - Call Chain = usbd_ep_data_handler
  [Called By]
  - >> USBD_ISR_SetupData
  - >> USBD_ISR_EpDataStatus

  usbd_int_rise (Thumb, 10 bytes, Stack size 0 bytes, nrf_drv_usbd.o(i.usbd_int_rise))
  [Called By]

  - >> nrf_drv_usbd_ep_transfer
  - >> nrf_drv_usbd_ep_handled_transfer

  NVIC_ClearPendingIRQ (Thumb, 22 bytes, Stack size 0 bytes, app_timer.o(i.NVIC_ClearPendingIRQ))
  [Called By]

  - >> compare_reg_update

  NVIC_EnableIRQ (Thumb, 22 bytes, Stack size 0 bytes, app_timer.o(i.NVIC_EnableIRQ))
  [Called By]

  - >> compare_reg_update

  NVIC_SetPendingIRQ (Thumb, 22 bytes, Stack size 0 bytes, app_timer.o(i.NVIC_SetPendingIRQ))
  [Called By]

  - >> timer_timeouts_check
  - >> compare_reg_update

  compare_reg_update (Thumb, 160 bytes, Stack size 40 bytes, app_timer.o(i.compare_reg_update))
  [Stack]

  - Max Depth = 56
  - Call Chain = compare_reg_update ⇒ rtc1_stop
  [Calls]
  - >> rtc1_stop
  - >> nrf_delay_us
  - >> NVIC_SetPendingIRQ
  - >> NVIC_EnableIRQ
  - >> NVIC_ClearPendingIRQ
  [Called By]
  - >> timer_list_handler

  elapsed_ticks_acquire (Thumb, 58 bytes, Stack size 8 bytes, app_timer.o(i.elapsed_ticks_acquire))
  [Stack]

  - Max Depth = 8
  - Call Chain = elapsed_ticks_acquire
  [Called By]
  - >> timer_list_handler

  list_insertions_handler (Thumb, 234 bytes, Stack size 32 bytes, app_timer.o(i.list_insertions_handler))
  [Stack]

  - Max Depth = 56
  - Call Chain = list_insertions_handler ⇒ timer_list_remove
  [Calls]
  - >> timer_list_remove
  - >> timer_list_insert
  [Called By]
  - >> timer_list_handler

  nrf_delay_us (Thumb, 132 bytes, Stack size 0 bytes, app_timer.o(i.nrf_delay_us))
  [Called By]

  - >> timer_list_remove
  - >> rtc1_stop
  - >> compare_reg_update

  rtc1_stop (Thumb, 52 bytes, Stack size 16 bytes, app_timer.o(i.rtc1_stop))
  [Stack]

  - Max Depth = 16
  - Call Chain = rtc1_stop
  [Calls]
  - >> nrf_delay_us
  [Called By]
  - >> compare_reg_update

  timer_list_handler (Thumb, 122 bytes, Stack size 40 bytes, app_timer.o(i.timer_list_handler))
  [Stack]

  - Max Depth = 96
  - Call Chain = timer_list_handler ⇒ list_insertions_handler ⇒ timer_list_remove
  [Calls]
  - >> list_insertions_handler
  - >> elapsed_ticks_acquire
  - >> compare_reg_update
  [Called By]
  - >> SWI0_EGU0_IRQHandler

  timer_list_insert (Thumb, 56 bytes, Stack size 8 bytes, app_timer.o(i.timer_list_insert))
  [Stack]

  - Max Depth = 8
  - Call Chain = timer_list_insert
  [Called By]
  - >> list_insertions_handler

  timer_list_remove (Thumb, 88 bytes, Stack size 24 bytes, app_timer.o(i.timer_list_remove))
  [Stack]

  - Max Depth = 24
  - Call Chain = timer_list_remove
  [Calls]
  - >> nrf_delay_us
  [Called By]
  - >> list_insertions_handler

  timer_timeouts_check (Thumb, 106 bytes, Stack size 24 bytes, app_timer.o(i.timer_timeouts_check))
  [Stack]

  - Max Depth = 24
  - Call Chain = timer_timeouts_check
  [Calls]
  - >> NVIC_SetPendingIRQ
  [Called By]
  - >> RTC1_IRQHandler

  app_usbd_class_iface_ep_get (Thumb, 18 bytes, Stack size 0 bytes, app_usbd_cdc_acm.o(i.app_usbd_class_iface_ep_get))
  [Called By]

  - >> data_ep_out_addr_get
  - >> data_ep_in_addr_get
  - >> comm_ep_in_addr_get

  app_usbd_class_iface_get (Thumb, 20 bytes, Stack size 0 bytes, app_usbd_cdc_acm.o(i.app_usbd_class_iface_get))
  [Called By]

  - >> data_ep_out_addr_get
  - >> data_ep_in_addr_get
  - >> comm_ep_in_addr_get

  cdc_acm_event_handler (Thumb, 118 bytes, Stack size 16 bytes, app_usbd_cdc_acm.o(i.cdc_acm_event_handler))
  [Stack]

  - Max Depth = 96
  - Call Chain = cdc_acm_event_handler ⇒ setup_event_handler ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_usbd_class_sof_unregister
  - >> app_usbd_class_sof_register
  - >> user_event_handler
  - >> setup_event_handler
  - >> comm_ep_in_addr_get
  [Address Reference Count : 1]
  - app_usbd_cdc_acm.o(.constdata)

  cdc_acm_get_descriptors (Thumb, 8 bytes, Stack size 0 bytes, app_usbd_cdc_acm.o(i.cdc_acm_get_descriptors))
  [Address Reference Count : 1]

  - app_usbd_cdc_acm.o(.constdata)

  cdc_acm_req_out_data_cb (Thumb, 38 bytes, Stack size 0 bytes, app_usbd_cdc_acm.o(i.cdc_acm_req_out_data_cb))
  [Address Reference Count : 1]

  - app_usbd_cdc_acm.o(.constdata)

  comm_ep_in_addr_get (Thumb, 18 bytes, Stack size 8 bytes, app_usbd_cdc_acm.o(i.comm_ep_in_addr_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = comm_ep_in_addr_get
  [Calls]
  - >> app_usbd_class_iface_get
  - >> app_usbd_class_iface_ep_get
  [Called By]
  - >> cdc_acm_event_handler

  data_ep_in_addr_get (Thumb, 18 bytes, Stack size 8 bytes, app_usbd_cdc_acm.o(i.data_ep_in_addr_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = data_ep_in_addr_get
  [Calls]
  - >> app_usbd_class_iface_get
  - >> app_usbd_class_iface_ep_get
  [Called By]
  - >> app_usbd_cdc_acm_write
  - >> setup_req_class_out

  data_ep_out_addr_get (Thumb, 18 bytes, Stack size 8 bytes, app_usbd_cdc_acm.o(i.data_ep_out_addr_get))
  [Stack]

  - Max Depth = 8
  - Call Chain = data_ep_out_addr_get
  [Calls]
  - >> app_usbd_class_iface_get
  - >> app_usbd_class_iface_ep_get
  [Called By]
  - >> app_usbd_cdc_acm_rx_size
  - >> app_usbd_cdc_acm_read
  - >> setup_req_class_out

  setup_event_handler (Thumb, 140 bytes, Stack size 16 bytes, app_usbd_cdc_acm.o(i.setup_event_handler))
  [Stack]

  - Max Depth = 80
  - Call Chain = setup_event_handler ⇒ app_usbd_core_setup_rsp ⇒ app_usbd_core_setup_data_transfer ⇒ nrf_drv_usbd_ep_transfer
  [Calls]
  - >> app_usbd_core_setup_transfer_buff_get
  - >> app_usbd_core_setup_rsp
  - >> app_usbd_class_descriptor_find
  [Called By]
  - >> cdc_acm_event_handler

  setup_req_class_out (Thumb, 168 bytes, Stack size 32 bytes, app_usbd_cdc_acm.o(i.setup_req_class_out), UNUSED)
  [Calls]

  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  - >> app_usbd_core_setup_data_transfer
  - >> app_usbd_core_setup_data_handler_set
  - >> user_event_handler
  - >> data_ep_out_addr_get
  - >> data_ep_in_addr_get
  - >> usbd_drv_ep_abort

  user_event_handler (Thumb, 10 bytes, Stack size 0 bytes, app_usbd_cdc_acm.o(i.user_event_handler))
  [Called By]

  - >> setup_req_class_out
  - >> cdc_acm_event_handler

  buf_len_update (Thumb, 18 bytes, Stack size 0 bytes, nrf_log_backend_serial.o(i.buf_len_update))
  [Called By]

  - >> timestamp_process
  - >> nrf_log_backend_serial_std_handler

  nrf_log_backend_serial_hexdump_handler (Thumb, 302 bytes, Stack size 296 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_serial_hexdump_handler))
  [Stack]

  - Max Depth = 368
  - Call Chain = nrf_log_backend_serial_hexdump_handler ⇒ serial_tx ⇒ nrf_drv_uart_tx ⇒ tx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> strlen
  - >> __aeabi_memcpy
  - >> __rt_ctype_table
  - >> timestamp_process
  - >> serial_tx
  - >> serial_is_busy
  [Address Reference Count : 1]
  - nrf_log_backend_serial.o(i.nrf_log_backend_hexdump_handler_get)

  nrf_log_backend_serial_std_handler (Thumb, 276 bytes, Stack size 312 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_serial_std_handler))
  [Stack]

  - Max Depth = 384
  - Call Chain = nrf_log_backend_serial_std_handler ⇒ serial_tx ⇒ nrf_drv_uart_tx ⇒ tx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> strlen
  - >> __aeabi_memcpy
  - >> timestamp_process
  - >> serial_tx
  - >> serial_is_busy
  - >> buf_len_update
  - >> __2snprintf
  [Address Reference Count : 1]
  - nrf_log_backend_serial.o(i.nrf_log_backend_std_handler_get)

  serial_is_busy (Thumb, 6 bytes, Stack size 0 bytes, nrf_log_backend_serial.o(i.serial_is_busy))
  [Calls]

  - >> nrf_drv_uart_tx_in_progress
  [Called By]
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  serial_tx (Thumb, 34 bytes, Stack size 16 bytes, nrf_log_backend_serial.o(i.serial_tx))
  [Stack]

  - Max Depth = 72
  - Call Chain = serial_tx ⇒ nrf_drv_uart_tx ⇒ tx_byte ⇒ nrf_uart_event_clear
  [Calls]
  - >> nrf_drv_uart_tx
  - >> __aeabi_memcpy
  [Called By]
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  timestamp_process (Thumb, 44 bytes, Stack size 8 bytes, nrf_log_backend_serial.o(i.timestamp_process))
  [Stack]

  - Max Depth = 40
  - Call Chain = timestamp_process ⇒ __2snprintf
  [Calls]
  - >> buf_len_update
  - >> __2snprintf
  [Called By]
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  uart_event_handler (Thumb, 12 bytes, Stack size 0 bytes, nrf_log_backend_serial.o(i.uart_event_handler))
  [Address Reference Count : 1]

  - nrf_log_backend_serial.o(i.nrf_log_backend_init)

  buf_prealloc (Thumb, 84 bytes, Stack size 16 bytes, nrf_log_frontend.o(i.buf_prealloc))
  [Stack]

  - Max Depth = 16
  - Call Chain = buf_prealloc
  [Calls]
  - >> app_util_critical_region_exit
  - >> app_util_critical_region_enter
  [Called By]
  - >> nrf_log_frontend_std_2
  - >> nrf_log_frontend_std_0
  - >> nrf_log_frontend_std_1

  _printf_core (Thumb, 996 bytes, Stack size 104 bytes, printf8.o(i._printf_core), UNUSED)
  [Calls]

  - >> __aeabi_uldivmod
  - >> _printf_pre_padding
  - >> _printf_post_padding
  [Called By]
  - >> __0sprintf$8
  - >> __0snprintf$8

  _printf_post_padding (Thumb, 36 bytes, Stack size 24 bytes, printf8.o(i._printf_post_padding), UNUSED)
  [Called By]

  - >> _printf_core

  _printf_pre_padding (Thumb, 46 bytes, Stack size 24 bytes, printf8.o(i._printf_pre_padding), UNUSED)
  [Called By]

  - >> _printf_core

  _snputc (Thumb, 22 bytes, Stack size 0 bytes, printf8.o(i._snputc))
  [Address Reference Count : 1]

  - printf8.o(i.__0snprintf$8)

  _sputc (Thumb, 10 bytes, Stack size 0 bytes, printf8.o(i._sputc))
  [Called By]

  - >> __0sprintf$8
  [Address Reference Count : 1]
  - printf8.o(i.__0sprintf$8)

  ### Undefined Global Symbols