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

#<CALLGRAPH># ARM Linker, 5060528: Last Updated: Tue Sep 04 16:55:11 2018

### Maximum Stack Usage = 440 bytes + Unknown(Cycles, Untraceable Function Pointers)

### Call chain for Maximum Stack Depth:

nrf_log_backend_serial_hexdump_handler ⇒ serial_tx ⇒ SEGGER_RTT_WriteNoLock ⇒ _WriteNoCheck

### 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

  ### 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 arm_startup_nrf51.o(.text) 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 ds18b20.o(i.TIMER0_IRQHandler) 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$$$$00000000) referenced from arm_startup_nrf51.o(.text)
  - _snputc from printf8.o(i._snputc) referenced from printf8.o(i.__0snprintf$8)
  - main from main.o(i.main) referenced from entry9a.o(.ARM.Collect$$$$0000000B)
  - 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)
  - uart_error_handle from main.o(i.uart_error_handle) referenced from main.o(i.uart_init)
  - uart_event_handler from app_uart_fifo.o(i.uart_event_handler) referenced from app_uart_fifo.o(i.app_uart_init)

  ### 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))

  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)

  GPIOTE_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)

  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_idiv (Thumb, 0 bytes, Stack size 16 bytes, idiv.o(.text), UNUSED)

  __aeabi_idivmod (Thumb, 40 bytes, Stack size 16 bytes, idiv.o(.text))
  [Stack]

  - Max Depth = 28
  - Call Chain = __aeabi_idivmod ⇒ __aeabi_uidivmod
  [Calls]
  - >> __aeabi_uidivmod
  [Called By]
  - >> DS18B20_Run

  __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]

  - >> _WriteNoCheck
  - >> _WriteBlocking
  - >> 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]

  - >> app_uart_init
  - >> uart_init

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

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

  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  strcpy (Thumb, 18 bytes, Stack size 0 bytes, strcpy.o(.text))
  [Called By]

  - >> _DoInit

  __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))
  [Stack]

  - Max Depth = 12
  - Call Chain = __aeabi_uidivmod
  [Called By]
  - >> __aeabi_idivmod

  __aeabi_uldivmod (Thumb, 96 bytes, Stack size 48 bytes, uldiv.o(.text), UNUSED)
  [Calls]

  - >> __aeabi_llsr
  - >> __aeabi_llsl
  [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)

  __aeabi_llsl (Thumb, 32 bytes, Stack size 8 bytes, llshl.o(.text), UNUSED)
  [Called By]

  - >> __aeabi_uldivmod

  _ll_shift_l (Thumb, 0 bytes, Stack size 8 bytes, llshl.o(.text), UNUSED)

  __aeabi_llsr (Thumb, 34 bytes, Stack size 8 bytes, llushr.o(.text), UNUSED)
  [Called By]

  - >> __aeabi_uldivmod

  _ll_ushift_r (Thumb, 0 bytes, Stack size 8 bytes, llushr.o(.text), UNUSED)

  DS18B20_Run (Thumb, 198 bytes, Stack size 40 bytes, ds18b20.o(i.DS18B20_Run))
  [Stack]

  - Max Depth = 120
  - Call Chain = DS18B20_Run ⇒ nrf_log_frontend_std_2 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_push
  - >> nrf_log_frontend_std_2
  - >> nrf_log_frontend_std_1
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireRequestTemperature_ni
  - >> iBSPACMonewireReadTemperature_ni
  - >> iBSPACMonewireReadSerialNumber
  - >> iBSPACMonewireReadPowerSupply
  - >> iBSPACMonewireReadBit_ni
  - >> nrf_delay_us
  - >> dirset
  - >> nrf_log_frontend_std_0
  - >> __aeabi_idivmod
  [Called By]
  - >> main

  SEGGER_RTT_Init (Thumb, 20 bytes, Stack size 8 bytes, segger_rtt.o(i.SEGGER_RTT_Init))
  [Stack]

  - Max Depth = 16
  - Call Chain = SEGGER_RTT_Init ⇒ _DoInit
  [Calls]
  - >> _DoInit
  [Called By]
  - >> nrf_log_backend_init

  SEGGER_RTT_WriteNoLock (Thumb, 128 bytes, Stack size 40 bytes, segger_rtt.o(i.SEGGER_RTT_WriteNoLock))
  [Stack]

  - Max Depth = 80
  - Call Chain = SEGGER_RTT_WriteNoLock ⇒ _WriteNoCheck
  [Calls]
  - >> _WriteNoCheck
  - >> _WriteBlocking
  - >> _GetAvailWriteSpace
  [Called By]
  - >> serial_tx

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

  - Max Depth = 144
  - 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)

  TIMER0_IRQHandler (Thumb, 22 bytes, Stack size 0 bytes, ds18b20.o(i.TIMER0_IRQHandler))
  [Address Reference Count : 1]

  - arm_startup_nrf51.o(RESET)

  UART0_IRQHandler (Thumb, 12 bytes, Stack size 8 bytes, nrf_drv_uart.o(i.UART0_IRQHandler))
  [Stack]

  - Max Depth = 80
  - Call Chain = UART0_IRQHandler ⇒ uart_irq_handler ⇒ tx_done_event
  [Calls]
  - >> uart_irq_handler
  [Address Reference Count : 1]
  - arm_startup_nrf51.o(RESET)

  __0snprintf$8 (Thumb, 46 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]
  - >> timestamp_process
  - >> nrf_log_backend_serial_std_handler

  __ARM_common_switch8 (Thumb, 28 bytes, Stack size 8 bytes, nrf_log_backend_serial.o(i.__ARM_common_switch8))
  [Stack]

  - Max Depth = 8
  - Call Chain = __ARM_common_switch8
  [Called By]
  - >> nrf_log_backend_serial_std_handler

  __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, 56 bytes, Stack size 0 bytes, app_error_weak.o(i.app_error_fault_handler))
  [Stack]

  - Max Depth = 64
  - Call Chain = app_error_fault_handler ⇒ nrf_log_frontend_std_0 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_frontend_std_0
  [Called By]
  - >> app_error_handler_bare

  app_error_handler_bare (Thumb, 26 bytes, Stack size 24 bytes, app_error.o(i.app_error_handler_bare))
  [Stack]

  - Max Depth = 88
  - Call Chain = app_error_handler_bare ⇒ app_error_fault_handler ⇒ nrf_log_frontend_std_0 ⇒ nrf_log_direct_feed
  [Calls]
  - >> app_error_fault_handler
  [Called By]
  - >> uart_init
  - >> uart_error_handle
  - >> log_init

  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]
  - >> 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]
  - >> uart_event_handler

  app_uart_init (Thumb, 204 bytes, Stack size 72 bytes, app_uart_fifo.o(i.app_uart_init))
  [Stack]

  - Max Depth = 168
  - Call Chain = app_uart_init ⇒ nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [Calls]
  - >> nrf_drv_uart_rx_enable
  - >> nrf_drv_uart_rx
  - >> nrf_drv_uart_init
  - >> app_fifo_init
  - >> __aeabi_memcpy4
  [Called By]
  - >> uart_init

  bsp_board_led_invert (Thumb, 54 bytes, Stack size 12 bytes, boards.o(i.bsp_board_led_invert))
  [Stack]

  - Max Depth = 12
  - Call Chain = bsp_board_led_invert
  [Called By]
  - >> main

  bsp_board_led_off (Thumb, 16 bytes, Stack size 8 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

  bsp_board_leds_init (Thumb, 42 bytes, Stack size 24 bytes, boards.o(i.bsp_board_leds_init))
  [Stack]

  - Max Depth = 48
  - Call Chain = bsp_board_leds_init ⇒ bsp_board_leds_off ⇒ bsp_board_led_off ⇒ nrf_gpio_pin_write
  [Calls]
  - >> bsp_board_leds_off
  - >> nrf_gpio_cfg
  [Called By]
  - >> main

  bsp_board_leds_off (Thumb, 20 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

  dirclr (Thumb, 16 bytes, Stack size 0 bytes, ds18b20.o(i.dirclr))
  [Called By]

  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadBit_ni

  iBSPACMonewireComputeCRC (Thumb, 56 bytes, Stack size 12 bytes, ds18b20.o(i.iBSPACMonewireComputeCRC))
  [Stack]

  - Max Depth = 12
  - Call Chain = iBSPACMonewireComputeCRC
  [Called By]
  - >> iBSPACMonewireReadSerialNumber

  iBSPACMonewireReadBit_ni (Thumb, 48 bytes, Stack size 8 bytes, ds18b20.o(i.iBSPACMonewireReadBit_ni))
  [Stack]

  - Max Depth = 8
  - Call Chain = iBSPACMonewireReadBit_ni
  [Calls]
  - >> dirclr
  - >> nrf_delay_us
  - >> dirset
  [Called By]
  - >> iBSPACMonewireReadPowerSupply
  - >> iBSPACMonewireReadByte_ni
  - >> DS18B20_Run

  iBSPACMonewireReadByte_ni (Thumb, 36 bytes, Stack size 16 bytes, ds18b20.o(i.iBSPACMonewireReadByte_ni))
  [Stack]

  - Max Depth = 24
  - Call Chain = iBSPACMonewireReadByte_ni ⇒ iBSPACMonewireReadBit_ni
  [Calls]
  - >> iBSPACMonewireReadBit_ni
  [Called By]
  - >> iBSPACMonewireReadTemperature_ni
  - >> iBSPACMonewireReadSerialNumber

  iBSPACMonewireReadPowerSupply (Thumb, 36 bytes, Stack size 8 bytes, ds18b20.o(i.iBSPACMonewireReadPowerSupply))
  [Stack]

  - Max Depth = 24
  - Call Chain = iBSPACMonewireReadPowerSupply ⇒ vBSPACMonewireWriteByte_ni
  [Calls]
  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadBit_ni
  [Called By]
  - >> DS18B20_Run

  iBSPACMonewireReadSerialNumber (Thumb, 94 bytes, Stack size 24 bytes, ds18b20.o(i.iBSPACMonewireReadSerialNumber))
  [Stack]

  - Max Depth = 48
  - Call Chain = iBSPACMonewireReadSerialNumber ⇒ iBSPACMonewireReadByte_ni ⇒ iBSPACMonewireReadBit_ni
  [Calls]
  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadByte_ni
  - >> iBSPACMonewireComputeCRC
  [Called By]
  - >> DS18B20_Run

  iBSPACMonewireReadTemperature_ni (Thumb, 48 bytes, Stack size 16 bytes, ds18b20.o(i.iBSPACMonewireReadTemperature_ni))
  [Stack]

  - Max Depth = 40
  - Call Chain = iBSPACMonewireReadTemperature_ni ⇒ iBSPACMonewireReadByte_ni ⇒ iBSPACMonewireReadBit_ni
  [Calls]
  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadByte_ni
  [Called By]
  - >> DS18B20_Run

  iBSPACMonewireRequestTemperature_ni (Thumb, 30 bytes, Stack size 8 bytes, ds18b20.o(i.iBSPACMonewireRequestTemperature_ni))
  [Stack]

  - Max Depth = 24
  - Call Chain = iBSPACMonewireRequestTemperature_ni ⇒ vBSPACMonewireWriteByte_ni
  [Calls]
  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  [Called By]
  - >> DS18B20_Run

  iBSPACMonewireReset_ni (Thumb, 80 bytes, Stack size 8 bytes, ds18b20.o(i.iBSPACMonewireReset_ni))
  [Stack]

  - Max Depth = 8
  - Call Chain = iBSPACMonewireReset_ni
  [Calls]
  - >> dirclr
  - >> nrf_delay_us
  - >> dirset
  [Called By]
  - >> iBSPACMonewireRequestTemperature_ni
  - >> iBSPACMonewireReadTemperature_ni
  - >> iBSPACMonewireReadSerialNumber
  - >> iBSPACMonewireReadPowerSupply
  - >> DS18B20_Run

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

  - Max Depth = 224
  - Call Chain = main ⇒ uart_init ⇒ app_uart_init ⇒ nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [Calls]
  - >> nrf_log_frontend_std_0
  - >> bsp_board_leds_init
  - >> bsp_board_led_invert
  - >> DS18B20_Run
  - >> uart_init
  - >> log_init
  [Address Reference Count : 1]
  - entry9a.o(.ARM.Collect$$$$0000000B)

  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_uart_init (Thumb, 144 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.nrf_drv_uart_init))
  [Stack]

  - Max Depth = 92
  - Call Chain = nrf_drv_uart_init ⇒ apply_config ⇒ nrf_gpio_cfg_input ⇒ nrf_gpio_cfg
  [Calls]
  - >> nrf_uart_int_enable
  - >> nrf_uart_event_clear
  - >> nrf_drv_get_IRQn
  - >> apply_config
  - >> nrf_drv_common_irq_enable
  [Called By]
  - >> app_uart_init

  nrf_drv_uart_rx (Thumb, 112 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.nrf_drv_uart_rx))
  [Stack]

  - Max Depth = 96
  - Call Chain = nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [Calls]
  - >> nrf_uart_int_enable
  - >> nrf_uart_int_disable
  - >> nrf_drv_uart_rx_for_uart
  [Called By]
  - >> app_uart_init
  - >> uart_event_handler

  nrf_drv_uart_rx_enable (Thumb, 42 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, 52 bytes, Stack size 24 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx))
  [Stack]

  - Max Depth = 56
  - Call Chain = nrf_drv_uart_tx ⇒ nrf_drv_uart_tx_for_uart ⇒ tx_byte
  [Calls]
  - >> nrf_drv_uart_tx_in_progress
  - >> nrf_drv_uart_tx_for_uart
  [Called By]
  - >> uart_event_handler

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

  - >> nrf_drv_uart_tx

  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, 42 bytes, Stack size 8 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_init))
  [Stack]

  - Max Depth = 24
  - Call Chain = nrf_log_backend_init ⇒ SEGGER_RTT_Init ⇒ _DoInit
  [Calls]
  - >> SEGGER_RTT_Init
  [Called By]
  - >> nrf_log_init

  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_frontend_init (Thumb, 18 bytes, Stack size 12 bytes, nrf_log_frontend.o(i.nrf_log_frontend_init))
  [Stack]

  - Max Depth = 12
  - Call Chain = nrf_log_frontend_init
  [Calls]
  - >> nrf_log_handlers_set
  [Called By]
  - >> nrf_log_init

  nrf_log_frontend_std_0 (Thumb, 20 bytes, Stack size 16 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_0))
  [Stack]

  - Max Depth = 64
  - Call Chain = nrf_log_frontend_std_0 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_direct_feed
  [Called By]
  - >> DS18B20_Run
  - >> main
  - >> log_init
  - >> app_error_fault_handler

  nrf_log_frontend_std_1 (Thumb, 24 bytes, Stack size 24 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_1))
  [Stack]

  - Max Depth = 72
  - Call Chain = nrf_log_frontend_std_1 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_direct_feed
  [Called By]
  - >> DS18B20_Run

  nrf_log_frontend_std_2 (Thumb, 28 bytes, Stack size 32 bytes, nrf_log_frontend.o(i.nrf_log_frontend_std_2))
  [Stack]

  - Max Depth = 80
  - Call Chain = nrf_log_frontend_std_2 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_direct_feed
  [Called By]
  - >> DS18B20_Run

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

  - >> nrf_log_frontend_init

  nrf_log_init (Thumb, 42 bytes, Stack size 24 bytes, nrf_log_frontend.o(i.nrf_log_init))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_log_init ⇒ nrf_log_backend_init ⇒ SEGGER_RTT_Init ⇒ _DoInit
  [Calls]
  - >> nrf_log_frontend_init
  - >> nrf_log_backend_std_handler_get
  - >> nrf_log_backend_init
  - >> nrf_log_backend_hexdump_handler_get
  [Called By]
  - >> log_init

  nrf_log_push (Thumb, 2 bytes, Stack size 0 bytes, nrf_log_frontend.o(i.nrf_log_push))
  [Called By]

  - >> DS18B20_Run

  uart_error_handle (Thumb, 38 bytes, Stack size 8 bytes, main.o(i.uart_error_handle))
  [Stack]

  - Max Depth = 96
  - Call Chain = uart_error_handle ⇒ app_error_handler_bare ⇒ app_error_fault_handler ⇒ nrf_log_frontend_std_0 ⇒ nrf_log_direct_feed
  [Calls]
  - >> app_error_handler_bare
  [Address Reference Count : 1]
  - main.o(i.uart_init)

  uart_init (Thumb, 76 bytes, Stack size 56 bytes, main.o(i.uart_init))
  [Stack]

  - Max Depth = 224
  - Call Chain = uart_init ⇒ app_uart_init ⇒ nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [Calls]
  - >> app_uart_init
  - >> app_error_handler_bare
  - >> __aeabi_memcpy4
  [Called By]
  - >> main

  vBSPACMonewireWriteByte_ni (Thumb, 72 bytes, Stack size 16 bytes, ds18b20.o(i.vBSPACMonewireWriteByte_ni))
  [Stack]

  - Max Depth = 16
  - Call Chain = vBSPACMonewireWriteByte_ni
  [Calls]
  - >> dirclr
  - >> nrf_delay_us
  - >> dirset
  [Called By]
  - >> iBSPACMonewireRequestTemperature_ni
  - >> iBSPACMonewireReadTemperature_ni
  - >> iBSPACMonewireReadSerialNumber
  - >> iBSPACMonewireReadPowerSupply

  ### Local Symbols

  log_init (Thumb, 40 bytes, Stack size 16 bytes, main.o(i.log_init))
  [Stack]

  - Max Depth = 104
  - Call Chain = log_init ⇒ app_error_handler_bare ⇒ app_error_fault_handler ⇒ nrf_log_frontend_std_0 ⇒ nrf_log_direct_feed
  [Calls]
  - >> nrf_log_init
  - >> nrf_log_frontend_std_0
  - >> app_error_handler_bare
  [Called By]
  - >> main

  dirset (Thumb, 10 bytes, Stack size 0 bytes, ds18b20.o(i.dirset))
  [Called By]

  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadBit_ni
  - >> DS18B20_Run

  nrf_delay_us (Thumb, 54 bytes, Stack size 0 bytes, ds18b20.o(i.nrf_delay_us))
  [Called By]

  - >> vBSPACMonewireWriteByte_ni
  - >> iBSPACMonewireReset_ni
  - >> iBSPACMonewireReadBit_ni
  - >> DS18B20_Run

  nrf_gpio_cfg (Thumb, 42 bytes, Stack size 20 bytes, boards.o(i.nrf_gpio_cfg))
  [Stack]

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

  nrf_gpio_pin_write (Thumb, 64 bytes, Stack size 8 bytes, boards.o(i.nrf_gpio_pin_write))
  [Stack]

  - Max Depth = 8
  - Call Chain = nrf_gpio_pin_write
  [Called By]
  - >> bsp_board_led_off

  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

  apply_config (Thumb, 140 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_get_IRQn (Thumb, 10 bytes, Stack size 0 bytes, nrf_drv_uart.o(i.nrf_drv_get_IRQn))
  [Called By]

  - >> nrf_drv_uart_init

  nrf_drv_uart_rx_for_uart (Thumb, 206 bytes, Stack size 48 bytes, nrf_drv_uart.o(i.nrf_drv_uart_rx_for_uart))
  [Stack]

  - Max Depth = 64
  - Call Chain = nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [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, 148 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.nrf_drv_uart_tx_for_uart))
  [Stack]

  - Max Depth = 32
  - 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, 42 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, 24 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]

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

  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]

  - >> nrf_drv_uart_rx
  - >> uart_irq_handler

  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
  - >> nrf_drv_uart_init
  - >> nrf_drv_uart_rx_for_uart

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

  - Max Depth = 16
  - Call Chain = rx_byte
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> uart_irq_handler
  - >> nrf_drv_uart_rx_for_uart

  rx_done_event (Thumb, 28 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, 34 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_enable
  - >> nrf_drv_uart_rx_for_uart

  tx_byte (Thumb, 42 bytes, Stack size 16 bytes, nrf_drv_uart.o(i.tx_byte))
  [Stack]

  - Max Depth = 16
  - Call Chain = tx_byte
  [Calls]
  - >> nrf_uart_event_clear
  [Called By]
  - >> uart_irq_handler
  - >> nrf_drv_uart_tx_for_uart

  tx_done_event (Thumb, 34 bytes, Stack size 32 bytes, nrf_drv_uart.o(i.tx_done_event))
  [Stack]

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

  uart_irq_handler (Thumb, 344 bytes, Stack size 40 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_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

  irq_handler_twi (Thumb, 226 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.irq_handler_twi))
  [Stack]

  - Max Depth = 136
  - 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
  - >> nrf_twi_errorsrc_get_and_clear
  [Called By]
  - >> SPI0_TWI0_IRQHandler

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

  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer
  - >> irq_handler_twi

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

  - >> 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_process_error (Thumb, 40 bytes, Stack size 0 bytes, nrf_drv_twi.o(i.twi_process_error))
  [Called By]

  - >> twi_tx_start_transfer
  - >> twi_rx_start_transfer

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

  - Max Depth = 104
  - Call Chain = twi_rx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_transfer
  - >> twi_process_error
  - >> nrf_twi_task_trigger
  - >> nrf_twi_shorts_set
  - >> nrf_twi_int_enable
  - >> nrf_twi_event_clear
  - >> nrf_twi_errorsrc_get_and_clear
  [Called By]
  - >> 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, 306 bytes, Stack size 48 bytes, nrf_drv_twi.o(i.twi_transfer))
  [Stack]

  - Max Depth = 72
  - 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, 188 bytes, Stack size 32 bytes, nrf_drv_twi.o(i.twi_tx_start_transfer))
  [Stack]

  - Max Depth = 104
  - Call Chain = twi_tx_start_transfer ⇒ twi_transfer ⇒ twi_send_byte
  [Calls]
  - >> twi_transfer
  - >> twi_send_byte
  - >> twi_process_error
  - >> nrf_twi_task_trigger
  - >> nrf_twi_shorts_set
  - >> nrf_twi_int_enable
  - >> nrf_twi_event_clear
  - >> nrf_twi_errorsrc_get_and_clear
  [Called By]
  - >> irq_handler_twi

  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

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

  - Max Depth = 120
  - Call Chain = uart_event_handler ⇒ nrf_drv_uart_rx ⇒ nrf_drv_uart_rx_for_uart ⇒ rx_byte
  [Calls]
  - >> nrf_drv_uart_tx
  - >> nrf_drv_uart_rx
  - >> fifo_length
  - >> app_fifo_put
  - >> app_fifo_get
  [Address Reference Count : 1]
  - app_uart_fifo.o(i.app_uart_init)

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

  - >> timestamp_process
  - >> nrf_log_backend_serial_std_handler

  byte2hex (Thumb, 50 bytes, Stack size 12 bytes, nrf_log_backend_serial.o(i.byte2hex))
  [Stack]

  - Max Depth = 12
  - Call Chain = byte2hex
  [Called By]
  - >> nrf_log_backend_serial_hexdump_handler

  nrf_log_backend_serial_hexdump_handler (Thumb, 350 bytes, Stack size 328 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_serial_hexdump_handler))
  [Stack]

  - Max Depth = 440
  - Call Chain = nrf_log_backend_serial_hexdump_handler ⇒ serial_tx ⇒ SEGGER_RTT_WriteNoLock ⇒ _WriteNoCheck
  [Calls]
  - >> timestamp_process
  - >> serial_tx
  - >> serial_is_busy
  - >> byte2hex
  - >> strlen
  - >> __aeabi_memcpy
  - >> __rt_ctype_table
  [Address Reference Count : 1]
  - nrf_log_backend_serial.o(i.nrf_log_backend_hexdump_handler_get)

  nrf_log_backend_serial_std_handler (Thumb, 404 bytes, Stack size 320 bytes, nrf_log_backend_serial.o(i.nrf_log_backend_serial_std_handler))
  [Stack]

  - Max Depth = 432
  - Call Chain = nrf_log_backend_serial_std_handler ⇒ serial_tx ⇒ SEGGER_RTT_WriteNoLock ⇒ _WriteNoCheck
  [Calls]
  - >> __ARM_common_switch8
  - >> timestamp_process
  - >> serial_tx
  - >> serial_is_busy
  - >> buf_len_update
  - >> __2snprintf
  - >> strlen
  - >> __aeabi_memcpy
  [Address Reference Count : 1]
  - nrf_log_backend_serial.o(i.nrf_log_backend_std_handler_get)

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

  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  serial_tx (Thumb, 72 bytes, Stack size 32 bytes, nrf_log_backend_serial.o(i.serial_tx))
  [Stack]

  - Max Depth = 112
  - Call Chain = serial_tx ⇒ SEGGER_RTT_WriteNoLock ⇒ _WriteNoCheck
  [Calls]
  - >> SEGGER_RTT_WriteNoLock
  [Called By]
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  timestamp_process (Thumb, 54 bytes, Stack size 24 bytes, nrf_log_backend_serial.o(i.timestamp_process))
  [Stack]

  - Max Depth = 56
  - Call Chain = timestamp_process ⇒ __2snprintf
  [Calls]
  - >> buf_len_update
  - >> __2snprintf
  [Called By]
  - >> nrf_log_backend_serial_std_handler
  - >> nrf_log_backend_serial_hexdump_handler

  nrf_log_direct_feed (Thumb, 36 bytes, Stack size 48 bytes, nrf_log_frontend.o(i.nrf_log_direct_feed))
  [Stack]

  - Max Depth = 48
  - Call Chain = nrf_log_direct_feed
  [Called By]
  - >> nrf_log_frontend_std_2
  - >> nrf_log_frontend_std_1
  - >> nrf_log_frontend_std_0

  _DoInit (Thumb, 74 bytes, Stack size 8 bytes, segger_rtt.o(i._DoInit))
  [Stack]

  - Max Depth = 8
  - Call Chain = _DoInit
  [Calls]
  - >> strcpy
  [Called By]
  - >> SEGGER_RTT_Init

  _GetAvailWriteSpace (Thumb, 28 bytes, Stack size 8 bytes, segger_rtt.o(i._GetAvailWriteSpace))
  [Stack]

  - Max Depth = 8
  - Call Chain = _GetAvailWriteSpace
  [Called By]
  - >> SEGGER_RTT_WriteNoLock

  _WriteBlocking (Thumb, 122 bytes, Stack size 40 bytes, segger_rtt.o(i._WriteBlocking))
  [Stack]

  - Max Depth = 40
  - Call Chain = _WriteBlocking
  [Calls]
  - >> __aeabi_memcpy
  [Called By]
  - >> SEGGER_RTT_WriteNoLock

  _WriteNoCheck (Thumb, 74 bytes, Stack size 40 bytes, segger_rtt.o(i._WriteNoCheck))
  [Stack]

  - Max Depth = 40
  - Call Chain = _WriteNoCheck
  [Calls]
  - >> __aeabi_memcpy
  [Called By]
  - >> SEGGER_RTT_WriteNoLock

  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, 1020 bytes, Stack size 104 bytes, printf8.o(i._printf_core), UNUSED)
  [Calls]

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

  _printf_post_padding (Thumb, 32 bytes, Stack size 24 bytes, printf8.o(i._printf_post_padding), UNUSED)
  [Called By]

  - >> _printf_core

  _printf_pre_padding (Thumb, 44 bytes, Stack size 40 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)

  ### Undefined Global Symbols