# Static Call Graph for image .\_build\nrf51422_xxac.axf

#<CALLGRAPH># ARM Linker, 5060422: Last Updated: Wed Aug 30 16:05:45 2017

### Maximum Stack Usage = 296 bytes + Unknown(Cycles, Untraceable Function Pointers)

### Call chain for Maximum Stack Depth:

main ⇒ mpu_setup ⇒ mpu_int_enable ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte

### Mutually Recursive functions

- NMI_Handler ⇒ NMI_Handler
- HardFault_Handler ⇒ HardFault_Handler
- SVC_Handler ⇒ SVC_Handler
- PendSV_Handler ⇒ PendSV_Handler
- SysTick_Handler ⇒ SysTick_Handler
- ADC_IRQHandler ⇒ ADC_IRQHandler
- __asm___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us ⇒ __asm___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us

  ### Function Pointers

  - ADC_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - CCM_AAR_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - ECB_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - GPIOTE_IRQHandler from nrf_drv_gpiote.o(i.GPIOTE_IRQHandler) referenced from arm_startup_nrf51.o(RESET)
  - HardFault_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - LPCOMP_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - NMI_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - POWER_CLOCK_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - PendSV_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - QDEC_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - RADIO_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - RNG_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - RTC0_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - RTC1_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - Reset_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SPI0_TWI0_IRQHandler from nrf_drv_twi.o(i.SPI0_TWI0_IRQHandler) referenced from arm_startup_nrf51.o(RESET)
  - SPI1_TWI1_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SVC_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI0_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI1_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI2_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI3_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI4_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SWI5_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SysTick_Handler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - SystemInit from system_nrf51.o(i.SystemInit) referenced from arm_startup_nrf51.o(.text)
  - TEMP_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - TIMER0_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - TIMER1_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - TIMER2_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - UART0_IRQHandler from nrf_drv_uart.o(i.UART0_IRQHandler) referenced from arm_startup_nrf51.o(RESET)
  - WDT_IRQHandler from arm_startup_nrf51.o(.text) referenced from arm_startup_nrf51.o(RESET)
  - __main from entry.o(.ARM.Collect$$$$00000000) referenced from arm_startup_nrf51.o(.text)
  - fputc from retarget.o(i.fputc) referenced from printf6.o(i.__0printf$6)
  - int_pin_handler from main.o(i.int_pin_handler) referenced from main.o(i.gpiote_init)
  - main from main.o(i.main) referenced from entry9a.o(.ARM.Collect$$$$0000000B)
  - nrf_drv_mpu_twi_event_handler from nrf_drv_mpu_twi.o(i.nrf_drv_mpu_twi_event_handler) referenced from nrf_drv_mpu_twi.o(i.nrf_drv_mpu_init)
  - uart_event_handler from app_uart_fifo.o(i.uart_event_handler) referenced from app_uart_fifo.o(i.app_uart_init)
  - uart_events_handler from main.o(i.uart_events_handler) referenced from main.o(i.uart_config)

  ### Global Symbols

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

  - arm_startup_nrf51.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___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us (Thumb, 30 bytes, Stack size 0 bytes, nrf_drv_twi.o(.emb_text))
  [Calls]

  - >> __asm___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us
  [Called By]
  - >> __asm___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us
  - >> twi_clear_bus

  Reset_Handler (Thumb, 26 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  NMI_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> NMI_Handler
  [Called By]
  - >> NMI_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  HardFault_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> HardFault_Handler
  [Called By]
  - >> HardFault_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  SVC_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> SVC_Handler
  [Called By]
  - >> SVC_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  PendSV_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> PendSV_Handler
  [Called By]
  - >> PendSV_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  SysTick_Handler (Thumb, 2 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> SysTick_Handler
  [Called By]
  - >> SysTick_Handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  ADC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Calls]

  - >> ADC_IRQHandler
  [Called By]
  - >> ADC_IRQHandler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  CCM_AAR_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  ECB_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  LPCOMP_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  POWER_CLOCK_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  QDEC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  RADIO_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  RNG_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  RTC0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  RTC1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SPI1_TWI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  SWI5_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  TEMP_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  TIMER0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  TIMER1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  TIMER2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  WDT_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, arm_startup_nrf51.o(.text))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

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

  - >> merge_register_and_data

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

  - >> app_uart_init

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

  __aeabi_uidiv (Thumb, 0 bytes, Stack size 12 bytes, uidiv.o(.text), UNUSED)

  __aeabi_uidivmod (Thumb, 44 bytes, Stack size 12 bytes, uidiv.o(.text), UNUSED)
  [Called By]

  - >> _printf_core

  __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, 484 bytes, Stack size 64 bytes, nrf_drv_gpiote.o(i.GPIOTE_IRQHandler))
  [Stack]

  - Max Depth = 72
  - Call Chain = GPIOTE_IRQHandler ⇒ nrf_gpiote_event_is_set
  [Calls]
  - >> nrf_gpiote_event_is_set
  - >> nrf_gpiote_event_clear
  - >> nrf_gpio_cfg_sense_set
  - >> channel_port_get
  - >> channel_handler_get
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  SPI0_TWI0_IRQHandler (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_twi.o(i.SPI0_TWI0_IRQHandler))
  [Stack]

  - Max Depth = 136
  - Call Chain = SPI0_TWI0_IRQHandler ⇒ irq_handler_twi ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> irq_handler_twi
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  SystemInit (Thumb, 76 bytes, Stack size 8 bytes, system_nrf51.o(i.SystemInit))
  [Stack]

  - Max Depth = 8
  - Call Chain = SystemInit
  [Calls]
  - >> is_peripheral_domain_setup_needed
  - >> is_manual_peripheral_setup_needed
  - >> is_disabled_in_debug_needed
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(.text)

  UART0_IRQHandler (Thumb, 8 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.UART0_IRQHandler))
  [Stack]

  - Max Depth = 72
  - Call Chain = UART0_IRQHandler ⇒ uart_irq_handler ⇒ rx_done_event
  [Calls]
  - >> uart_irq_handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  __0printf$6 (Thumb, 24 bytes, Stack size 24 bytes, printf6.o(i.__0printf$6), UNUSED)
  [Calls]

  - >> _printf_core

  __1printf$6 (Thumb, 0 bytes, Stack size 24 bytes, printf6.o(i.__0printf$6), UNUSED)

  __2printf (Thumb, 0 bytes, Stack size 24 bytes, printf6.o(i.__0printf$6))
  [Stack]

  - Max Depth = 24
  - Call Chain = __2printf
  [Called By]
  - >> main

  __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, 36 bytes, Stack size 16 bytes, app_error_weak.o(i.app_error_fault_handler))
  [Stack]

  - Max Depth = 28
  - Call Chain = app_error_fault_handler ⇒ app_error_save_and_stop
  [Calls]
  - >> app_error_save_and_stop
  [Called By]
  - >> app_error_handler

  app_error_handler (Thumb, 28 bytes, Stack size 32 bytes, app_error.o(i.app_error_handler))
  [Stack]

  - Max Depth = 60
  - Call Chain = app_error_handler ⇒ app_error_fault_handler ⇒ app_error_save_and_stop
  [Calls]
  - >> app_error_fault_handler
  [Called By]
  - >> mpu_setup
  - >> main
  - >> uart_events_handler
  - >> uart_config
  - >> gpiote_init

  app_error_save_and_stop (Thumb, 132 bytes, Stack size 12 bytes, app_error.o(i.app_error_save_and_stop))
  [Stack]

  - Max Depth = 12
  - Call Chain = app_error_save_and_stop
  [Called By]
  - >> app_error_fault_handler

  app_fifo_get (Thumb, 32 bytes, Stack size 16 bytes, app_fifo.o(i.app_fifo_get))
  [Stack]

  - Max Depth = 40
  - Call Chain = app_fifo_get ⇒ fifo_get ⇒ fifo_peek
  [Calls]
  - >> fifo_length
  - >> fifo_get
  [Called By]
  - >> app_uart_put
  - >> uart_event_handler

  app_fifo_init (Thumb, 42 bytes, Stack size 0 bytes, app_fifo.o(i.app_fifo_init))
  [Called By]

  - >> app_uart_init

  app_fifo_put (Thumb, 34 bytes, Stack size 16 bytes, app_fifo.o(i.app_fifo_put))
  [Stack]

  - Max Depth = 16
  - Call Chain = app_fifo_put
  [Calls]
  - >> fifo_put
  - >> fifo_length
  [Called By]
  - >> app_uart_put
  - >> uart_event_handler

  app_uart_init (Thumb, 180 bytes, Stack size 72 bytes, app_uart_fifo.o(i.app_uart_init))
  [Stack]

  - Max Depth = 148
  - Call Chain = app_uart_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_drv_uart_rx_enable
  - >> nrf_drv_uart_rx
  - >> nrf_drv_uart_init
  - >> app_fifo_init
  - >> __aeabi_memcpy4
  [Called By]
  - >> uart_config

  app_uart_put (Thumb, 52 bytes, Stack size 16 bytes, app_uart_fifo.o(i.app_uart_put))
  [Stack]

  - Max Depth = 56
  - Call Chain = app_uart_put ⇒ app_fifo_get ⇒ fifo_get ⇒ fifo_peek
  [Calls]
  - >> nrf_drv_uart_tx_in_progress
  - >> nrf_drv_uart_tx
  - >> app_fifo_put
  - >> app_fifo_get
  [Called By]
  - >> fputc

  fputc (Thumb, 16 bytes, Stack size 16 bytes, retarget.o(i.fputc))
  [Stack]

  - Max Depth = 72
  - Call Chain = fputc ⇒ app_uart_put ⇒ app_fifo_get ⇒ fifo_get ⇒ fifo_peek
  [Calls]
  - >> app_uart_put
  [Address Reference Count : 1]
  - printf6.o(i.__0printf$6)

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

  - main.o(i.gpiote_init)

  main (Thumb, 236 bytes, Stack size 24 bytes, main.o(i.main))
  [Stack]

  - Max Depth = 296
  - Call Chain = main ⇒ mpu_setup ⇒ mpu_int_enable ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> mpu_read_accel
  - >> app_error_handler
  - >> mpu_setup
  - >> uart_config
  - >> gpiote_init
  - >> __2printf
  [Address Reference Count : 1]
  - entry9a.o(.ARM.Collect$$$$0000000B)

  mpu_config (Thumb, 18 bytes, Stack size 16 bytes, app_mpu.o(i.mpu_config))
  [Stack]

  - Max Depth = 208
  - Call Chain = mpu_config ⇒ nrf_drv_mpu_write_registers ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_mpu_write_registers
  [Called By]
  - >> mpu_setup

  mpu_init (Thumb, 58 bytes, Stack size 16 bytes, app_mpu.o(i.mpu_init))
  [Stack]

  - Max Depth = 248
  - Call Chain = mpu_init ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_mpu_write_single_register
  - >> nrf_drv_mpu_init
  [Called By]
  - >> mpu_setup

  mpu_int_cfg_pin (Thumb, 16 bytes, Stack size 16 bytes, app_mpu.o(i.mpu_int_cfg_pin))
  [Stack]

  - Max Depth = 248
  - Call Chain = mpu_int_cfg_pin ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_mpu_write_single_register
  [Called By]
  - >> mpu_setup

  mpu_int_enable (Thumb, 16 bytes, Stack size 16 bytes, app_mpu.o(i.mpu_int_enable))
  [Stack]

  - Max Depth = 248
  - Call Chain = mpu_int_enable ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_mpu_write_single_register
  [Called By]
  - >> mpu_setup

  mpu_read_accel (Thumb, 54 bytes, Stack size 24 bytes, app_mpu.o(i.mpu_read_accel))
  [Stack]

  - Max Depth = 264
  - Call Chain = mpu_read_accel ⇒ nrf_drv_mpu_read_registers ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_mpu_read_registers
  [Called By]
  - >> main

  mpu_setup (Thumb, 188 bytes, Stack size 24 bytes, main.o(i.mpu_setup))
  [Stack]

  - Max Depth = 272
  - Call Chain = mpu_setup ⇒ mpu_int_enable ⇒ nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> mpu_int_enable
  - >> mpu_int_cfg_pin
  - >> mpu_init
  - >> mpu_config
  - >> app_error_handler
  [Called By]
  - >> main

  nrf_drv_common_irq_enable (Thumb, 48 bytes, Stack size 16 bytes, nrf_drv_common.o(i.nrf_drv_common_irq_enable))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_drv_common_irq_enable ⇒ NVIC_SetPriority
  [Calls]
  - >> NVIC_SetPriority
  [Called By]
  - >> nrf_drv_uart_init
  - >> nrf_drv_twi_init
  - >> nrf_drv_gpiote_init

  nrf_drv_gpiote_in_event_enable (Thumb, 186 bytes, Stack size 32 bytes, nrf_drv_gpiote.o(i.nrf_drv_gpiote_in_event_enable))
  [Stack]

  - Max Depth = 40
  - Call Chain = nrf_drv_gpiote_in_event_enable ⇒ nrf_gpiote_event_clear
  [Calls]
  - >> pin_in_use_by_te
  - >> pin_in_use_by_port
  - >> nrf_gpiote_int_enable
  - >> nrf_gpiote_event_clear
  - >> nrf_gpio_cfg_sense_set
  - >> channel_port_get
  - >> channel_handler_get
  [Called By]
  - >> gpiote_init

  nrf_drv_gpiote_in_init (Thumb, 228 bytes, Stack size 48 bytes, nrf_drv_gpiote.o(i.nrf_drv_gpiote_in_init))
  [Stack]

  - Max Depth = 100
  - Call Chain = nrf_drv_gpiote_in_init ⇒ channel_port_alloc
  [Calls]
  - >> pin_in_use_by_gpiote
  - >> nrf_gpio_cfg
  - >> channel_port_alloc
  [Called By]
  - >> gpiote_init

  nrf_drv_gpiote_init (Thumb, 76 bytes, Stack size 8 bytes, nrf_drv_gpiote.o(i.nrf_drv_gpiote_init))
  [Stack]

  - Max Depth = 32
  - Call Chain = nrf_drv_gpiote_init ⇒ nrf_drv_common_irq_enable ⇒ NVIC_SetPriority
  [Calls]
  - >> nrf_drv_common_irq_enable
  - >> pin_in_use_clear
  - >> nrf_gpiote_int_enable
  - >> channel_free
  [Called By]
  - >> gpiote_init

  nrf_drv_mpu_init (Thumb, 44 bytes, Stack size 24 bytes, nrf_drv_mpu_twi.o(i.nrf_drv_mpu_init))
  [Stack]

  - Max Depth = 88
  - Call Chain = nrf_drv_mpu_init ⇒ nrf_drv_twi_init ⇒ nrf_drv_common_irq_enable ⇒ NVIC_SetPriority
  [Calls]
  - >> nrf_drv_twi_init
  - >> nrf_drv_twi_enable
  [Called By]
  - >> mpu_init

  nrf_drv_mpu_read_registers (Thumb, 126 bytes, Stack size 40 bytes, nrf_drv_mpu_twi.o(i.nrf_drv_mpu_read_registers))
  [Stack]

  - Max Depth = 240
  - Call Chain = nrf_drv_mpu_read_registers ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_twi_tx
  - >> nrf_drv_twi_rx
  [Called By]
  - >> mpu_read_accel

  nrf_drv_mpu_write_registers (Thumb, 94 bytes, Stack size 40 bytes, nrf_drv_mpu_twi.o(i.nrf_drv_mpu_write_registers))
  [Stack]

  - Max Depth = 192
  - Call Chain = nrf_drv_mpu_write_registers ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_twi_xfer
  - >> merge_register_and_data
  [Called By]
  - >> mpu_config

  nrf_drv_mpu_write_single_register (Thumb, 74 bytes, Stack size 32 bytes, nrf_drv_mpu_twi.o(i.nrf_drv_mpu_write_single_register))
  [Stack]

  - Max Depth = 232
  - Call Chain = nrf_drv_mpu_write_single_register ⇒ nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_twi_tx
  [Called By]
  - >> mpu_int_enable
  - >> mpu_int_cfg_pin
  - >> mpu_init

  nrf_drv_twi_enable (Thumb, 34 bytes, Stack size 8 bytes, nrf_drv_twi.o(i.nrf_drv_twi_enable))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_drv_twi_enable
  [Called By]
  - >> nrf_drv_mpu_init

  nrf_drv_twi_init (Thumb, 174 bytes, Stack size 40 bytes, nrf_drv_twi.o(i.nrf_drv_twi_init))
  [Stack]

  - Max Depth = 64
  - Call Chain = nrf_drv_twi_init ⇒ nrf_drv_common_irq_enable ⇒ NVIC_SetPriority
  [Calls]
  - >> twi_clear_bus
  - >> nrf_drv_get_IRQn
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> nrf_drv_mpu_init

  nrf_drv_twi_rx (Thumb, 40 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.nrf_drv_twi_rx))
  [Stack]

  - Max Depth = 184
  - Call Chain = nrf_drv_twi_rx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_twi_xfer
  [Called By]
  - >> nrf_drv_mpu_read_registers

  nrf_drv_twi_tx (Thumb, 52 bytes, Stack size 48 bytes, nrf_drv_twi.o(i.nrf_drv_twi_tx))
  [Stack]

  - Max Depth = 200
  - Call Chain = nrf_drv_twi_tx ⇒ nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> nrf_drv_twi_xfer
  [Called By]
  - >> nrf_drv_mpu_write_single_register
  - >> nrf_drv_mpu_read_registers

  nrf_drv_twi_xfer (Thumb, 52 bytes, Stack size 24 bytes, nrf_drv_twi.o(i.nrf_drv_twi_xfer))
  [Stack]

  - Max Depth = 152
  - Call Chain = nrf_drv_twi_xfer ⇒ twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_xfer
  [Called By]
  - >> nrf_drv_twi_tx
  - >> nrf_drv_twi_rx
  - >> nrf_drv_mpu_write_registers

  nrf_drv_uart_init (Thumb, 132 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_drv_uart_init))
  [Stack]

  - Max Depth = 76
  - Call Chain = nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_uart_int_enable
  - >> nrf_uart_event_clear
  - >> apply_config
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> app_uart_init

  nrf_drv_uart_rx (Thumb, 104 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_drv_uart_rx))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_enable
  [Calls]
  - >> nrf_uart_int_enable
  - >> nrf_uart_int_disable
  - >> nrf_drv_uart_rx_for_uart
  [Called By]
  - >> uart_event_handler
  - >> app_uart_init

  nrf_drv_uart_rx_enable (Thumb, 22 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.nrf_drv_uart_rx_enable))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_uart_rx_enable ⇒ rx_enable
  [Calls]
  - >> rx_enable
  [Called By]
  - >> app_uart_init

  nrf_drv_uart_tx (Thumb, 36 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx))
  [Stack]

  - Max Depth = 32
  - Call Chain = nrf_drv_uart_tx ⇒ nrf_drv_uart_tx_for_uart ⇒ tx_byte
  [Calls]
  - >> nrf_drv_uart_tx_for_uart
  - >> nrf_drv_uart_tx_in_progress
  [Called By]
  - >> app_uart_put
  - >> uart_event_handler

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

  - >> nrf_drv_uart_tx
  - >> app_uart_put

  ### Local Symbols

  gpiote_init (Thumb, 84 bytes, Stack size 16 bytes, main.o(i.gpiote_init))
  [Stack]

  - Max Depth = 116
  - Call Chain = gpiote_init ⇒ nrf_drv_gpiote_in_init ⇒ channel_port_alloc
  [Calls]
  - >> nrf_drv_gpiote_init
  - >> nrf_drv_gpiote_in_init
  - >> nrf_drv_gpiote_in_event_enable
  - >> app_error_handler
  [Called By]
  - >> main

  uart_config (Thumb, 76 bytes, Stack size 40 bytes, main.o(i.uart_config))
  [Stack]

  - Max Depth = 188
  - Call Chain = uart_config ⇒ app_uart_init ⇒ nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> app_uart_init
  - >> app_error_handler
  [Called By]
  - >> main

  uart_events_handler (Thumb, 52 bytes, Stack size 8 bytes, main.o(i.uart_events_handler))
  [Stack]

  - Max Depth = 68
  - Call Chain = uart_events_handler ⇒ app_error_handler ⇒ app_error_fault_handler ⇒ app_error_save_and_stop
  [Calls]
  - >> app_error_handler
  [Address Reference Count : 1]
  - main.o(i.uart_config)

  merge_register_and_data (Thumb, 24 bytes, Stack size 24 bytes, nrf_drv_mpu_twi.o(i.merge_register_and_data))
  [Stack]

  - Max Depth = 24
  - Call Chain = merge_register_and_data
  [Calls]
  - >> __aeabi_memcpy
  [Called By]
  - >> nrf_drv_mpu_write_registers

  nrf_drv_mpu_twi_event_handler (Thumb, 84 bytes, Stack size 0 bytes, nrf_drv_mpu_twi.o(i.nrf_drv_mpu_twi_event_handler))
  [Address Reference Count : 1]

  - nrf_drv_mpu_twi.o(i.nrf_drv_mpu_init)

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

  - >> uart_event_handler

  uart_event_handler (Thumb, 178 bytes, Stack size 24 bytes, app_uart_fifo.o(i.uart_event_handler))
  [Stack]

  - Max Depth = 72
  - Call Chain = uart_event_handler ⇒ nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_enable
  [Calls]
  - >> nrf_drv_uart_tx
  - >> nrf_drv_uart_rx
  - >> app_fifo_put
  - >> app_fifo_get
  - >> fifo_length
  [Address Reference Count : 1]
  - app_uart_fifo.o(i.app_uart_init)

  NVIC_SetPriority (Thumb, 110 bytes, Stack size 8 bytes, nrf_drv_common.o(i.NVIC_SetPriority))
  [Stack]

  - Max Depth = 8
  - Call Chain = NVIC_SetPriority
  [Called By]
  - >> nrf_drv_common_irq_enable

  irq_handler_twi (Thumb, 240 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.irq_handler_twi))
  [Stack]

  - Max Depth = 128
  - Call Chain = irq_handler_twi ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_tx_start_transfer
  - >> twi_transfer
  - >> twi_rx_start_transfer
  [Called By]
  - >> SPI0_TWI0_IRQHandler

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

  - >> nrf_drv_twi_init

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

  - >> twi_clear_bus

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

  - >> twi_clear_bus

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

  - >> twi_transfer

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

  - >> twi_tx_start_transfer
  - >> twi_transfer
  - >> twi_rx_start_transfer

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

  - >> twi_xfer

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

  - >> twi_xfer
  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer

  nrf_twi_shorts_set (Thumb, 8 bytes, Stack size 0 bytes, nrf_drv_twi.o(i.nrf_twi_shorts_set))
  [Called By]

  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer
  - >> twi_receive_byte

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

  - >> twi_tx_start_transfer
  - >> twi_transfer
  - >> twi_send_byte
  - >> twi_rx_start_transfer
  - >> twi_receive_byte

  twi_clear_bus (Thumb, 176 bytes, Stack size 16 bytes, nrf_drv_twi.o(i.twi_clear_bus))
  [Stack]

  - Max Depth = 16
  - Call Chain = twi_clear_bus
  [Calls]
  - >> __asm___13_nrf_drv_twi_c_a9bcf68d__nrf_delay_us
  - >> nrf_gpio_pin_set
  - >> nrf_gpio_pin_clear
  [Called By]
  - >> nrf_drv_twi_init

  twi_receive_byte (Thumb, 76 bytes, Stack size 24 bytes, nrf_drv_twi.o(i.twi_receive_byte))
  [Stack]

  - Max Depth = 24
  - Call Chain = twi_receive_byte
  [Calls]
  - >> nrf_twi_task_trigger
  - >> nrf_twi_shorts_set
  [Called By]
  - >> twi_transfer

  twi_rx_start_transfer (Thumb, 164 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.twi_rx_start_transfer))
  [Stack]

  - Max Depth = 96
  - Call Chain = twi_rx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_transfer
  - >> nrf_twi_task_trigger
  - >> nrf_twi_shorts_set
  - >> nrf_twi_int_enable
  - >> nrf_twi_event_clear
  [Called By]
  - >> twi_xfer
  - >> irq_handler_twi

  twi_send_byte (Thumb, 68 bytes, Stack size 24 bytes, nrf_drv_twi.o(i.twi_send_byte))
  [Stack]

  - Max Depth = 24
  - Call Chain = twi_send_byte
  [Calls]
  - >> nrf_twi_task_trigger
  [Called By]
  - >> twi_tx_start_transfer
  - >> twi_transfer

  twi_transfer (Thumb, 300 bytes, Stack size 40 bytes, nrf_drv_twi.o(i.twi_transfer))
  [Stack]

  - Max Depth = 64
  - Call Chain = twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_send_byte
  - >> twi_receive_byte
  - >> nrf_twi_task_trigger
  - >> nrf_twi_event_clear
  - >> nrf_twi_event_check
  [Called By]
  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer
  - >> irq_handler_twi

  twi_tx_start_transfer (Thumb, 168 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.twi_tx_start_transfer))
  [Stack]

  - Max Depth = 96
  - Call Chain = twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_transfer
  - >> twi_send_byte
  - >> nrf_twi_task_trigger
  - >> nrf_twi_shorts_set
  - >> nrf_twi_int_enable
  - >> nrf_twi_event_clear
  [Called By]
  - >> twi_xfer
  - >> irq_handler_twi

  twi_xfer (Thumb, 192 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.twi_xfer))
  [Stack]

  - Max Depth = 128
  - Call Chain = twi_xfer ⇒ twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer
  - >> nrf_twi_int_enable
  - >> nrf_twi_int_disable
  [Called By]
  - >> nrf_drv_twi_xfer

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

  - Max Depth = 60
  - Call Chain = apply_config ⇒ nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_uart_txrx_pins_set
  - >> nrf_uart_hwfc_pins_set
  - >> nrf_gpio_pin_set
  - >> nrf_gpio_cfg_output
  - >> nrf_gpio_cfg_input
  [Called By]
  - >> nrf_drv_uart_init

  nrf_drv_uart_rx_for_uart (Thumb, 182 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.nrf_drv_uart_rx_for_uart))
  [Stack]

  - Max Depth = 32
  - Call Chain = nrf_drv_uart_rx_for_uart ⇒ rx_enable
  [Calls]
  - >> rx_enable
  - >> rx_byte
  - >> nrf_uart_task_trigger
  - >> nrf_uart_int_enable
  - >> nrf_uart_event_clear
  - >> nrf_uart_event_check
  [Called By]
  - >> nrf_drv_uart_rx

  nrf_drv_uart_tx_for_uart (Thumb, 142 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx_for_uart))
  [Stack]

  - Max Depth = 16
  - Call Chain = nrf_drv_uart_tx_for_uart ⇒ tx_byte
  [Calls]
  - >> tx_byte
  - >> nrf_uart_task_trigger
  - >> nrf_uart_event_clear
  - >> nrf_uart_event_check
  [Called By]
  - >> nrf_drv_uart_tx

  nrf_gpio_cfg (Thumb, 38 bytes, Stack size 20 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg))
  [Stack]

  - Max Depth = 20
  - Call Chain = nrf_gpio_cfg
  [Called By]
  - >> nrf_gpio_cfg_output
  - >> nrf_gpio_cfg_input

  nrf_gpio_cfg_input (Thumb, 26 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg_input))
  [Stack]

  - Max Depth = 44
  - Call Chain = nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> apply_config

  nrf_gpio_cfg_output (Thumb, 24 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_gpio_cfg_output))
  [Stack]

  - Max Depth = 36
  - Call Chain = nrf_gpio_cfg_output ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_gpio_cfg
  [Called By]
  - >> apply_config

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

  - >> apply_config

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

  - >> uart_irq_handler

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

  - >> uart_irq_handler
  - >> nrf_drv_uart_tx_for_uart
  - >> nrf_drv_uart_rx_for_uart

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

  - >> uart_irq_handler
  - >> tx_byte
  - >> rx_enable
  - >> rx_byte
  - >> nrf_drv_uart_tx_for_uart
  - >> nrf_drv_uart_rx_for_uart
  - >> nrf_drv_uart_init

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

  - >> apply_config

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

  - >> uart_irq_handler
  - >> nrf_drv_uart_rx

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

  - >> nrf_drv_uart_rx_for_uart
  - >> nrf_drv_uart_rx
  - >> nrf_drv_uart_init

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

  - >> uart_irq_handler

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

  - >> uart_irq_handler
  - >> rx_enable
  - >> nrf_drv_uart_tx_for_uart
  - >> nrf_drv_uart_rx_for_uart

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

  - >> apply_config

  rx_byte (Thumb, 82 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.rx_byte))
  [Stack]

  - Max Depth = 8
  - Call Chain = rx_byte
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> uart_irq_handler
  - >> nrf_drv_uart_rx_for_uart

  rx_done_event (Thumb, 30 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.rx_done_event))
  [Stack]

  - Max Depth = 32
  - Call Chain = rx_done_event
  [Called By]
  - >> uart_irq_handler

  rx_enable (Thumb, 32 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.rx_enable))
  [Stack]

  - Max Depth = 8
  - Call Chain = rx_enable
  [Calls]
  - >> nrf_uart_task_trigger
  - >> nrf_uart_event_clear
  [Called By]
  - >> nrf_drv_uart_rx_for_uart
  - >> nrf_drv_uart_rx_enable

  tx_byte (Thumb, 48 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.tx_byte))
  [Stack]

  - Max Depth = 8
  - Call Chain = tx_byte
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> uart_irq_handler
  - >> nrf_drv_uart_tx_for_uart

  tx_done_event (Thumb, 38 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.tx_done_event))
  [Stack]

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

  uart_irq_handler (Thumb, 364 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.uart_irq_handler))
  [Stack]

  - Max Depth = 64
  - Call Chain = uart_irq_handler ⇒ rx_done_event
  [Calls]
  - >> tx_done_event
  - >> tx_byte
  - >> rx_done_event
  - >> rx_byte
  - >> nrf_uart_task_trigger
  - >> nrf_uart_int_enable_check
  - >> nrf_uart_int_disable
  - >> nrf_uart_event_clear
  - >> nrf_uart_event_check
  - >> nrf_uart_errorsrc_get_and_clear
  [Called By]
  - >> UART0_IRQHandler

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

  - >> nrf_drv_gpiote_init

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

  - >> nrf_drv_gpiote_in_event_enable
  - >> GPIOTE_IRQHandler

  channel_port_alloc (Thumb, 116 bytes, Stack size 52 bytes, nrf_drv_gpiote.o(i.channel_port_alloc))
  [Stack]

  - Max Depth = 52
  - Call Chain = channel_port_alloc
  [Called By]
  - >> nrf_drv_gpiote_in_init

  channel_port_get (Thumb, 8 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.channel_port_get))
  [Called By]

  - >> nrf_drv_gpiote_in_event_enable
  - >> GPIOTE_IRQHandler

  nrf_gpio_cfg (Thumb, 38 bytes, Stack size 20 bytes, nrf_drv_gpiote.o(i.nrf_gpio_cfg))
  [Stack]

  - Max Depth = 20
  - Call Chain = nrf_gpio_cfg
  [Called By]
  - >> nrf_drv_gpiote_in_init

  nrf_gpio_cfg_sense_set (Thumb, 70 bytes, Stack size 8 bytes, nrf_drv_gpiote.o(i.nrf_gpio_cfg_sense_set))
  [Stack]

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

  nrf_gpiote_event_addr_get (Thumb, 8 bytes, Stack size 0 bytes, nrf_drv_gpiote.o(i.nrf_gpiote_event_addr_get))
  [Called By]

  - >> nrf_gpiote_event_is_set
  - >> nrf_gpiote_event_clear

  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
  [Calls]
  - >> nrf_gpiote_event_addr_get
  [Called By]
  - >> nrf_drv_gpiote_in_event_enable
  - >> GPIOTE_IRQHandler

  nrf_gpiote_event_is_set (Thumb, 22 bytes, Stack size 8 bytes, nrf_drv_gpiote.o(i.nrf_gpiote_event_is_set))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_gpiote_event_is_set
  [Calls]
  - >> nrf_gpiote_event_addr_get
  [Called By]
  - >> GPIOTE_IRQHandler

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

  - >> nrf_drv_gpiote_init
  - >> nrf_drv_gpiote_in_event_enable

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

  - >> nrf_drv_gpiote_in_init

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

  - >> nrf_drv_gpiote_in_event_enable

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

  - >> nrf_drv_gpiote_in_event_enable

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

  - >> nrf_drv_gpiote_init

  fifo_get (Thumb, 24 bytes, Stack size 16 bytes, app_fifo.o(i.fifo_get))
  [Stack]

  - Max Depth = 24
  - Call Chain = fifo_get ⇒ fifo_peek
  [Calls]
  - >> fifo_peek
  [Called By]
  - >> app_fifo_get

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

  - >> app_fifo_put
  - >> app_fifo_get

  fifo_peek (Thumb, 18 bytes, Stack size 8 bytes, app_fifo.o(i.fifo_peek))
  [Stack]

  - Max Depth = 8
  - Call Chain = fifo_peek
  [Called By]
  - >> fifo_get

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

  - >> app_fifo_put

  is_disabled_in_debug_needed (Thumb, 52 bytes, Stack size 0 bytes, system_nrf51.o(i.is_disabled_in_debug_needed))
  [Called By]

  - >> SystemInit

  is_manual_peripheral_setup_needed (Thumb, 104 bytes, Stack size 0 bytes, system_nrf51.o(i.is_manual_peripheral_setup_needed))
  [Called By]

  - >> SystemInit

  is_peripheral_domain_setup_needed (Thumb, 78 bytes, Stack size 0 bytes, system_nrf51.o(i.is_peripheral_domain_setup_needed))
  [Called By]

  - >> SystemInit

  _printf_core (Thumb, 768 bytes, Stack size 96 bytes, printf6.o(i._printf_core), UNUSED)
  [Calls]

  - >> __aeabi_uidivmod
  - >> _printf_pre_padding
  - >> _printf_post_padding
  [Called By]
  - >> __0printf$6

  _printf_post_padding (Thumb, 32 bytes, Stack size 24 bytes, printf6.o(i._printf_post_padding), UNUSED)
  [Called By]

  - >> _printf_core

  _printf_pre_padding (Thumb, 44 bytes, Stack size 40 bytes, printf6.o(i._printf_pre_padding), UNUSED)
  [Called By]

  - >> _printf_core

  ### Undefined Global Symbols