# Static Call Graph for image F103C8T6\F103C8T6.axf

#<CALLGRAPH># ARM Linker, 6190004: Last Updated: Mon May 25 14:37:18 2026

### Maximum Stack Usage = 324 bytes + Unknown(Functions without stacksize, Cycles, Untraceable Function Pointers)

### Call chain for Maximum Stack Depth:

_printf_f ⇒ _printf_fp_dec ⇒ _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e

### Functions with no stack information

- __user_initial_stackheap

### Mutually Recursive functions

- ADC1_2_IRQHandler ⇒ ADC1_2_IRQHandler

  ### Function Pointers

  - ADC1_2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - BusFault_Handler from stm32f1xx_it.o(.text.BusFault_Handler) referenced from startup_stm32f103xb.o(RESET)
  - CAN1_RX1_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - CAN1_SCE_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel1_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel3_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel4_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel5_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel6_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel7_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DebugMon_Handler from stm32f1xx_it.o(.text.DebugMon_Handler) referenced from startup_stm32f103xb.o(RESET)
  - EXTI0_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI15_10_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI1_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI3_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI4_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - EXTI9_5_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - FLASH_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - HardFault_Handler from stm32f1xx_it.o(.text.HardFault_Handler) referenced from startup_stm32f103xb.o(RESET)
  - I2C1_ER_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - I2C1_EV_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - I2C2_ER_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - I2C2_EV_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - MemManage_Handler from stm32f1xx_it.o(.text.MemManage_Handler) referenced from startup_stm32f103xb.o(RESET)
  - NMI_Handler from stm32f1xx_it.o(.text.NMI_Handler) referenced from startup_stm32f103xb.o(RESET)
  - PVD_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - PendSV_Handler from stm32f1xx_it.o(.text.PendSV_Handler) referenced from startup_stm32f103xb.o(RESET)
  - RCC_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - RTC_Alarm_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - RTC_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - Reset_Handler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - SPI1_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - SPI2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - SVC_Handler from stm32f1xx_it.o(.text.SVC_Handler) referenced from startup_stm32f103xb.o(RESET)
  - SysTick_Handler from stm32f1xx_it.o(.text.SysTick_Handler) referenced from startup_stm32f103xb.o(RESET)
  - SystemInit from system_stm32f1xx.o(.text.SystemInit) referenced from startup_stm32f103xb.o(.text)
  - TAMPER_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM1_BRK_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM1_CC_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM1_TRG_COM_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM1_UP_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM3_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - TIM4_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USART1_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USART2_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USART3_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USBWakeUp_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USB_HP_CAN1_TX_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - USB_LP_CAN1_RX0_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - UsageFault_Handler from stm32f1xx_it.o(.text.UsageFault_Handler) referenced from startup_stm32f103xb.o(RESET)
  - WWDG_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - __main from __main.o(!!!main) referenced from startup_stm32f103xb.o(.text)
  - _get_lc_ctype from lc_ctype_c.o(locale$$code) referenced from rt_ctype_table.o(.text)
  - _printf_input_char from _printf_char_common.o(.text) referenced from _printf_char_common.o(.text)
  - fputc from main.o(.text.fputc) referenced from _printf_char_file.o(.text)

  ### Global Symbols

  __main (Thumb, 8 bytes, Stack size 0 bytes, __main.o(!!!main))
  [Calls]

  - >> __rt_entry
  - >> __scatterload
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(.text)

  __scatterload (Thumb, 0 bytes, Stack size unknown bytes, __scatter.o(!!!scatter))
  [Called By]

  - >> __main

  __scatterload_rt2 (Thumb, 44 bytes, Stack size unknown bytes, __scatter.o(!!!scatter), UNUSED)
  [Calls]

  - >> __rt_entry

  __scatterload_rt2_thumb_only (Thumb, 0 bytes, Stack size unknown bytes, __scatter.o(!!!scatter), UNUSED)

  __scatterload_null (Thumb, 0 bytes, Stack size unknown bytes, __scatter.o(!!!scatter), UNUSED)

  __scatterload_copy (Thumb, 26 bytes, Stack size unknown bytes, __scatter_copy.o(!!handler_copy), UNUSED)
  [Calls]

  - >> __scatterload_copy
  [Called By]
  - >> __scatterload_copy

  __scatterload_zeroinit (Thumb, 28 bytes, Stack size unknown bytes, __scatter_zi.o(!!handler_zi), UNUSED)

  _printf_n (Thumb, 0 bytes, Stack size unknown bytes, _printf_n.o(.ARM.Collect$$_printf_percent$$00000001))
  [Calls]

  - >> _printf_charcount

  _printf_percent (Thumb, 0 bytes, Stack size unknown bytes, _printf_percent.o(.ARM.Collect$$_printf_percent$$00000000))
  [Called By]

  - >> __printf

  _printf_p (Thumb, 0 bytes, Stack size unknown bytes, _printf_p.o(.ARM.Collect$$_printf_percent$$00000002))
  [Stack]

  - Max Depth = 64 + Unknown Stack Size
  - Call Chain = _printf_p ⇒ _printf_hex_ptr ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_hex_ptr

  _printf_f (Thumb, 0 bytes, Stack size unknown bytes, _printf_f.o(.ARM.Collect$$_printf_percent$$00000003))
  [Stack]

  - Max Depth = 324 + Unknown Stack Size
  - Call Chain = _printf_f ⇒ _printf_fp_dec ⇒ _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _printf_fp_dec

  _printf_e (Thumb, 0 bytes, Stack size unknown bytes, _printf_e.o(.ARM.Collect$$_printf_percent$$00000004))
  [Stack]

  - Max Depth = 324 + Unknown Stack Size
  - Call Chain = _printf_e ⇒ _printf_fp_dec ⇒ _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _printf_fp_dec

  _printf_g (Thumb, 0 bytes, Stack size unknown bytes, _printf_g.o(.ARM.Collect$$_printf_percent$$00000005))
  [Stack]

  - Max Depth = 324 + Unknown Stack Size
  - Call Chain = _printf_g ⇒ _printf_fp_dec ⇒ _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _printf_fp_dec

  _printf_a (Thumb, 0 bytes, Stack size unknown bytes, _printf_a.o(.ARM.Collect$$_printf_percent$$00000006))
  [Stack]

  - Max Depth = 112 + Unknown Stack Size
  - Call Chain = _printf_a ⇒ _printf_fp_hex ⇒ _printf_fp_hex_real ⇒ _printf_fp_infnan ⇒ _printf_post_padding
  [Calls]
  - >> _printf_fp_hex

  _printf_ll (Thumb, 0 bytes, Stack size unknown bytes, _printf_ll.o(.ARM.Collect$$_printf_percent$$00000007))

  _printf_i (Thumb, 0 bytes, Stack size unknown bytes, _printf_i.o(.ARM.Collect$$_printf_percent$$00000008))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_i ⇒ _printf_int_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_dec

  _printf_d (Thumb, 0 bytes, Stack size unknown bytes, _printf_d.o(.ARM.Collect$$_printf_percent$$00000009))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_d ⇒ _printf_int_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_dec

  _printf_u (Thumb, 0 bytes, Stack size unknown bytes, _printf_u.o(.ARM.Collect$$_printf_percent$$0000000A))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_u ⇒ _printf_int_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_dec

  _printf_o (Thumb, 0 bytes, Stack size unknown bytes, _printf_o.o(.ARM.Collect$$_printf_percent$$0000000B))
  [Stack]

  - Max Depth = 64 + Unknown Stack Size
  - Call Chain = _printf_o ⇒ _printf_int_oct ⇒ _printf_longlong_oct ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_oct

  _printf_x (Thumb, 0 bytes, Stack size unknown bytes, _printf_x.o(.ARM.Collect$$_printf_percent$$0000000C))
  [Stack]

  - Max Depth = 80 + Unknown Stack Size
  - Call Chain = _printf_x ⇒ _printf_int_hex ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_hex

  _printf_lli (Thumb, 0 bytes, Stack size unknown bytes, _printf_lli.o(.ARM.Collect$$_printf_percent$$0000000D))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_lli ⇒ _printf_longlong_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_dec

  _printf_lld (Thumb, 0 bytes, Stack size unknown bytes, _printf_lld.o(.ARM.Collect$$_printf_percent$$0000000E))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_lld ⇒ _printf_longlong_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_dec

  _printf_llu (Thumb, 0 bytes, Stack size unknown bytes, _printf_llu.o(.ARM.Collect$$_printf_percent$$0000000F))
  [Stack]

  - Max Depth = 72 + Unknown Stack Size
  - Call Chain = _printf_llu ⇒ _printf_longlong_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_dec

  _printf_llo (Thumb, 0 bytes, Stack size unknown bytes, _printf_llo.o(.ARM.Collect$$_printf_percent$$00000010))
  [Stack]

  - Max Depth = 56 + Unknown Stack Size
  - Call Chain = _printf_llo ⇒ _printf_ll_oct ⇒ _printf_longlong_oct ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_ll_oct

  _printf_llx (Thumb, 0 bytes, Stack size unknown bytes, _printf_llx.o(.ARM.Collect$$_printf_percent$$00000011))
  [Stack]

  - Max Depth = 64 + Unknown Stack Size
  - Call Chain = _printf_llx ⇒ _printf_ll_hex ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_ll_hex

  _printf_l (Thumb, 0 bytes, Stack size unknown bytes, _printf_l.o(.ARM.Collect$$_printf_percent$$00000012))

  _printf_c (Thumb, 0 bytes, Stack size unknown bytes, _printf_c.o(.ARM.Collect$$_printf_percent$$00000013))
  [Stack]

  - Max Depth = 40 + Unknown Stack Size
  - Call Chain = _printf_c ⇒ _printf_char ⇒ _printf_cs_common ⇒ _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_char

  _printf_s (Thumb, 0 bytes, Stack size unknown bytes, _printf_s.o(.ARM.Collect$$_printf_percent$$00000014))
  [Stack]

  - Max Depth = 40 + Unknown Stack Size
  - Call Chain = _printf_s ⇒ _printf_string ⇒ _printf_cs_common ⇒ _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_string

  _printf_lc (Thumb, 0 bytes, Stack size unknown bytes, _printf_lc.o(.ARM.Collect$$_printf_percent$$00000015))
  [Stack]

  - Max Depth = 88 + Unknown Stack Size
  - Call Chain = _printf_lc ⇒ _printf_wchar ⇒ _printf_lcs_common ⇒ _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_wchar

  _printf_ls (Thumb, 0 bytes, Stack size unknown bytes, _printf_ls.o(.ARM.Collect$$_printf_percent$$00000016))
  [Stack]

  - Max Depth = 88 + Unknown Stack Size
  - Call Chain = _printf_ls ⇒ _printf_wstring ⇒ _printf_lcs_common ⇒ _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_wstring

  _printf_percent_end (Thumb, 0 bytes, Stack size unknown bytes, _printf_percent_end.o(.ARM.Collect$$_printf_percent$$00000017))

  __rt_lib_init (Thumb, 0 bytes, Stack size unknown bytes, libinit.o(.ARM.Collect$$libinit$$00000000))
  [Called By]

  - >> __rt_entry_li

  __rt_lib_init_fp_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000002))

  __rt_lib_init_heap_2 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000007))
  [Stack]

  - Max Depth = 64 + Unknown Stack Size
  - Call Chain = __rt_lib_init_heap_2 ⇒ _init_alloc ⇒ __rt_SIGRTMEM ⇒ __rt_SIGRTMEM_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> _init_alloc

  __rt_lib_init_preinit_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000006))

  __rt_lib_init_relocate_pie_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000004))

  __rt_lib_init_heap_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000000C))

  __rt_lib_init_lc_common (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000011))
  [Calls]

  - >> __rt_locale

  __rt_lib_init_rand_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000010))

  __rt_lib_init_user_alloc_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000000E))

  __rt_lib_init_lc_collate_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000013))

  __rt_lib_init_lc_ctype_2 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000014))
  [Stack]

  - Max Depth = 8 + Unknown Stack Size
  - Call Chain = __rt_lib_init_lc_ctype_2 ⇒ _get_lc_ctype
  [Calls]
  - >> _get_lc_ctype

  __rt_lib_init_lc_ctype_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000015))

  __rt_lib_init_lc_monetary_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000017))

  __rt_lib_init_lc_numeric_2 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000018))
  [Stack]

  - Max Depth = 8 + Unknown Stack Size
  - Call Chain = __rt_lib_init_lc_numeric_2 ⇒ _get_lc_numeric
  [Calls]
  - >> _get_lc_numeric

  __rt_lib_init_atexit_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000001D))

  __rt_lib_init_clock_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000023))

  __rt_lib_init_fp_trap_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000021))

  __rt_lib_init_getenv_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000025))

  __rt_lib_init_lc_numeric_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000019))

  __rt_lib_init_lc_time_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000001B))

  __rt_lib_init_signal_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000001F))

  __rt_lib_init_stdio_2 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000026))
  [Stack]

  - Max Depth = 152 + Unknown Stack Size
  - Call Chain = __rt_lib_init_stdio_2 ⇒ _initio ⇒ freopen ⇒ _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> _initio

  __rt_lib_init_alloca_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000030))

  __rt_lib_init_argv_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$0000002E))

  __rt_lib_init_cpp_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000034))

  __rt_lib_init_exceptions_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000032))

  __rt_lib_init_return (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000035))

  __rt_lib_init_stdio_1 (Thumb, 0 bytes, Stack size unknown bytes, libinit2.o(.ARM.Collect$$libinit$$00000027))

  __rt_lib_shutdown (Thumb, 0 bytes, Stack size unknown bytes, libshutdown.o(.ARM.Collect$$libshutdown$$00000000))
  [Called By]

  - >> __rt_exit_ls

  __rt_lib_shutdown_cpp_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$00000002))

  __rt_lib_shutdown_stdio_2 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$00000003))
  [Stack]

  - Max Depth = 136 + Unknown Stack Size
  - Call Chain = __rt_lib_shutdown_stdio_2 ⇒ _terminateio ⇒ _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> _terminateio

  __rt_lib_shutdown_fp_trap_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$00000007))

  __rt_lib_shutdown_heap_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$0000000F))

  __rt_lib_shutdown_return (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$00000010))

  __rt_lib_shutdown_signal_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$0000000A))

  __rt_lib_shutdown_stdio_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$00000004))

  __rt_lib_shutdown_user_alloc_1 (Thumb, 0 bytes, Stack size unknown bytes, libshutdown2.o(.ARM.Collect$$libshutdown$$0000000C))

  __rt_entry (Thumb, 0 bytes, Stack size unknown bytes, __rtentry.o(.ARM.Collect$$rtentry$$00000000))
  [Called By]

  - >> __main
  - >> __scatterload_rt2

  __rt_entry_presh_1 (Thumb, 0 bytes, Stack size unknown bytes, __rtentry2.o(.ARM.Collect$$rtentry$$00000002))

  __rt_entry_sh (Thumb, 0 bytes, Stack size unknown bytes, __rtentry4.o(.ARM.Collect$$rtentry$$00000004))
  [Stack]

  - Max Depth = 8 + Unknown Stack Size
  - Call Chain = __rt_entry_sh ⇒ __user_setup_stackheap
  [Calls]
  - >> __user_setup_stackheap

  __rt_entry_li (Thumb, 0 bytes, Stack size unknown bytes, __rtentry2.o(.ARM.Collect$$rtentry$$0000000A))
  [Calls]

  - >> __rt_lib_init

  __rt_entry_postsh_1 (Thumb, 0 bytes, Stack size unknown bytes, __rtentry2.o(.ARM.Collect$$rtentry$$00000009))

  __rt_entry_main (Thumb, 0 bytes, Stack size unknown bytes, __rtentry2.o(.ARM.Collect$$rtentry$$0000000D))
  [Stack]

  - Max Depth = 200 + Unknown Stack Size
  - Call Chain = __rt_entry_main ⇒ main ⇒ SystemClock_Config ⇒ HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> main
  - >> exit

  __rt_entry_postli_1 (Thumb, 0 bytes, Stack size unknown bytes, __rtentry2.o(.ARM.Collect$$rtentry$$0000000C))

  __rt_exit (Thumb, 0 bytes, Stack size unknown bytes, rtexit.o(.ARM.Collect$$rtexit$$00000000))
  [Called By]

  - >> exit

  __rt_exit_ls (Thumb, 0 bytes, Stack size unknown bytes, rtexit2.o(.ARM.Collect$$rtexit$$00000003))
  [Calls]

  - >> __rt_lib_shutdown

  __rt_exit_prels_1 (Thumb, 0 bytes, Stack size unknown bytes, rtexit2.o(.ARM.Collect$$rtexit$$00000002))

  __rt_exit_exit (Thumb, 0 bytes, Stack size unknown bytes, rtexit2.o(.ARM.Collect$$rtexit$$00000004))
  [Calls]

  - >> _sys_exit

  Reset_Handler (Thumb, 8 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  ADC1_2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Calls]

  - >> ADC1_2_IRQHandler
  [Called By]
  - >> ADC1_2_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  CAN1_RX1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  CAN1_SCE_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel5_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel6_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel7_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI15_10_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  EXTI9_5_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  FLASH_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  I2C1_ER_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  I2C1_EV_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  I2C2_ER_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  I2C2_EV_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  PVD_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  RCC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  RTC_Alarm_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  RTC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  SPI1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  SPI2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TAMPER_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM1_BRK_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM1_CC_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM1_TRG_COM_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM1_UP_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  TIM4_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USART1_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USART2_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USART3_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USBWakeUp_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USB_HP_CAN1_TX_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  USB_LP_CAN1_RX0_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  WWDG_IRQHandler (Thumb, 0 bytes, Stack size 0 bytes, startup_stm32f103xb.o(.text))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  __user_initial_stackheap (Thumb, 0 bytes, Stack size unknown bytes, startup_stm32f103xb.o(.text))
  [Called By]

  - >> __user_setup_stackheap

  printf (Thumb, 20 bytes, Stack size 24 bytes, printf.o(.text))
  [Stack]

  - Max Depth = 144 + Unknown Stack Size
  - Call Chain = printf ⇒ _printf_char_file ⇒ _printf_char_common ⇒ __printf
  [Calls]
  - >> _printf_char_file
  [Called By]
  - >> main

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

  - >> SystemClock_Config
  - >> _fclose_internal
  - >> fopen
  - >> _initio

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

  __rt_memclr_w (Thumb, 0 bytes, Stack size unknown bytes, rt_memclr_w.o(.text), UNUSED)

  _memset_w (Thumb, 74 bytes, Stack size 4 bytes, rt_memclr_w.o(.text), UNUSED)

  __use_two_region_memory (Thumb, 2 bytes, Stack size 0 bytes, heapauxi.o(.text), UNUSED)

  __rt_heap_escrow (Thumb, 2 bytes, Stack size 0 bytes, heapauxi.o(.text), UNUSED)

  __rt_heap_expand (Thumb, 2 bytes, Stack size 0 bytes, heapauxi.o(.text), UNUSED)

  _printf_pre_padding (Thumb, 44 bytes, Stack size 16 bytes, _printf_pad.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = _printf_pre_padding
  [Called By]
  - >> _printf_wctomb
  - >> _printf_str
  - >> _printf_fp_infnan
  - >> _printf_fp_hex_real
  - >> _printf_fp_dec_real
  - >> _printf_int_common

  _printf_post_padding (Thumb, 34 bytes, Stack size 16 bytes, _printf_pad.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = _printf_post_padding
  [Called By]
  - >> _printf_wctomb
  - >> _printf_str
  - >> _printf_fp_infnan
  - >> _printf_fp_hex_real
  - >> _printf_fp_dec_real
  - >> _printf_int_common

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

  - >> _printf_int_dec

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

  - >> _printf_int_hex
  - >> _printf_int_oct
  - >> _printf_int_dec

  _printf_str (Thumb, 82 bytes, Stack size 16 bytes, _printf_str.o(.text))
  [Stack]

  - Max Depth = 32
  - Call Chain = _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  [Called By]
  - >> _printf_cs_common

  _printf_int_dec (Thumb, 104 bytes, Stack size 24 bytes, _printf_dec.o(.text))
  [Stack]

  - Max Depth = 72
  - Call Chain = _printf_int_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_truncate_unsigned
  - >> _printf_truncate_signed
  - >> _printf_int_common
  [Called By]
  - >> _printf_u
  - >> _printf_d
  - >> _printf_i

  _printf_charcount (Thumb, 40 bytes, Stack size 0 bytes, _printf_charcount.o(.text))
  [Called By]

  - >> _printf_n

  _printf_char_file (Thumb, 32 bytes, Stack size 16 bytes, _printf_char_file.o(.text))
  [Stack]

  - Max Depth = 120 + Unknown Stack Size
  - Call Chain = _printf_char_file ⇒ _printf_char_common ⇒ __printf
  [Calls]
  - >> ferror
  - >> _printf_char_common
  [Called By]
  - >> printf

  _printf_wctomb (Thumb, 182 bytes, Stack size 56 bytes, _printf_wctomb.o(.text))
  [Stack]

  - Max Depth = 80
  - Call Chain = _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  - >> _wcrtomb
  [Called By]
  - >> _printf_lcs_common

  _printf_longlong_dec (Thumb, 108 bytes, Stack size 24 bytes, _printf_longlong_dec.o(.text))
  [Stack]

  - Max Depth = 72
  - Call Chain = _printf_longlong_dec ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_common
  - >> _ll_udiv10
  [Called By]
  - >> _printf_llu
  - >> _printf_lld
  - >> _printf_lli

  _printf_longlong_oct (Thumb, 68 bytes, Stack size 8 bytes, _printf_oct_int_ll.o(.text))
  [Stack]

  - Max Depth = 56
  - Call Chain = _printf_longlong_oct ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_common
  [Called By]
  - >> _printf_ll_oct
  - >> _printf_int_oct

  _printf_int_oct (Thumb, 24 bytes, Stack size 8 bytes, _printf_oct_int_ll.o(.text))
  [Stack]

  - Max Depth = 64
  - Call Chain = _printf_int_oct ⇒ _printf_longlong_oct ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_oct
  - >> _printf_truncate_unsigned
  [Called By]
  - >> _printf_o

  _printf_ll_oct (Thumb, 12 bytes, Stack size 0 bytes, _printf_oct_int_ll.o(.text))
  [Stack]

  - Max Depth = 56
  - Call Chain = _printf_ll_oct ⇒ _printf_longlong_oct ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_oct
  [Called By]
  - >> _printf_llo

  _printf_longlong_hex (Thumb, 86 bytes, Stack size 16 bytes, _printf_hex_int_ll_ptr.o(.text))
  [Stack]

  - Max Depth = 64
  - Call Chain = _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_int_common
  [Called By]
  - >> _printf_hex_ptr
  - >> _printf_ll_hex
  - >> _printf_int_hex

  _printf_int_hex (Thumb, 28 bytes, Stack size 16 bytes, _printf_hex_int_ll_ptr.o(.text))
  [Stack]

  - Max Depth = 80
  - Call Chain = _printf_int_hex ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_hex
  - >> _printf_truncate_unsigned
  [Called By]
  - >> _printf_x

  _printf_ll_hex (Thumb, 12 bytes, Stack size 0 bytes, _printf_hex_int_ll_ptr.o(.text))
  [Stack]

  - Max Depth = 64
  - Call Chain = _printf_ll_hex ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_hex
  [Called By]
  - >> _printf_llx

  _printf_hex_ptr (Thumb, 18 bytes, Stack size 0 bytes, _printf_hex_int_ll_ptr.o(.text))
  [Stack]

  - Max Depth = 64
  - Call Chain = _printf_hex_ptr ⇒ _printf_longlong_hex ⇒ _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_longlong_hex
  [Called By]
  - >> _printf_p

  __printf (Thumb, 388 bytes, Stack size 40 bytes, __printf_flags_ss_wp.o(.text))
  [Stack]

  - Max Depth = 40 + Unknown Stack Size
  - Call Chain = __printf
  [Calls]
  - >> _printf_percent
  - >> _is_digit
  [Called By]
  - >> _printf_char_common

  _ll_udiv10 (Thumb, 138 bytes, Stack size 12 bytes, lludiv10.o(.text))
  [Stack]

  - Max Depth = 12
  - Call Chain = _ll_udiv10
  [Called By]
  - >> _printf_longlong_dec
  - >> _fp_digits

  _printf_int_common (Thumb, 178 bytes, Stack size 32 bytes, _printf_intcommon.o(.text))
  [Stack]

  - Max Depth = 48
  - Call Chain = _printf_int_common ⇒ _printf_post_padding
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  [Called By]
  - >> _printf_longlong_hex
  - >> _printf_longlong_oct
  - >> _printf_longlong_dec
  - >> _printf_int_dec

  _printf_fp_dec_real (Thumb, 620 bytes, Stack size 104 bytes, _printf_fp_dec.o(.text))
  [Stack]

  - Max Depth = 324
  - Call Chain = _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  - >> __ARM_fpclassify
  - >> _printf_fp_infnan
  - >> __rt_locale
  - >> _fp_digits
  [Called By]
  - >> _printf_fp_dec

  _printf_fp_hex_real (Thumb, 756 bytes, Stack size 72 bytes, _printf_fp_hex.o(.text))
  [Stack]

  - Max Depth = 112
  - Call Chain = _printf_fp_hex_real ⇒ _printf_fp_infnan ⇒ _printf_post_padding
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  - >> __ARM_fpclassify
  - >> _printf_fp_infnan
  [Called By]
  - >> _printf_fp_hex

  _printf_char_common (Thumb, 32 bytes, Stack size 64 bytes, _printf_char_common.o(.text))
  [Stack]

  - Max Depth = 104 + Unknown Stack Size
  - Call Chain = _printf_char_common ⇒ __printf
  [Calls]
  - >> __printf
  [Called By]
  - >> _printf_char_file

  _printf_cs_common (Thumb, 20 bytes, Stack size 8 bytes, _printf_char.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = _printf_cs_common ⇒ _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_str
  [Called By]
  - >> _printf_string
  - >> _printf_char

  _printf_char (Thumb, 16 bytes, Stack size 0 bytes, _printf_char.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = _printf_char ⇒ _printf_cs_common ⇒ _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_cs_common
  [Called By]
  - >> _printf_c

  _printf_string (Thumb, 8 bytes, Stack size 0 bytes, _printf_char.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = _printf_string ⇒ _printf_cs_common ⇒ _printf_str ⇒ _printf_post_padding
  [Calls]
  - >> _printf_cs_common
  [Called By]
  - >> _printf_s

  _printf_lcs_common (Thumb, 20 bytes, Stack size 8 bytes, _printf_wchar.o(.text))
  [Stack]

  - Max Depth = 88
  - Call Chain = _printf_lcs_common ⇒ _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_wctomb
  [Called By]
  - >> _printf_wstring
  - >> _printf_wchar

  _printf_wchar (Thumb, 16 bytes, Stack size 0 bytes, _printf_wchar.o(.text))
  [Stack]

  - Max Depth = 88
  - Call Chain = _printf_wchar ⇒ _printf_lcs_common ⇒ _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_lcs_common
  [Called By]
  - >> _printf_lc

  _printf_wstring (Thumb, 8 bytes, Stack size 0 bytes, _printf_wchar.o(.text))
  [Stack]

  - Max Depth = 88
  - Call Chain = _printf_wstring ⇒ _printf_lcs_common ⇒ _printf_wctomb ⇒ _wcrtomb
  [Calls]
  - >> _printf_lcs_common
  [Called By]
  - >> _printf_ls

  ferror (Thumb, 8 bytes, Stack size 0 bytes, ferror.o(.text))
  [Called By]

  - >> _printf_char_file

  _initio (Thumb, 210 bytes, Stack size 8 bytes, initio.o(.text))
  [Stack]

  - Max Depth = 152 + Unknown Stack Size
  - Call Chain = _initio ⇒ freopen ⇒ _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> __aeabi_memclr4
  - >> __rt_SIGRTRED
  - >> freopen
  - >> setvbuf
  [Called By]
  - >> __rt_lib_init_stdio_2

  _terminateio (Thumb, 56 bytes, Stack size 16 bytes, initio.o(.text))
  [Stack]

  - Max Depth = 136 + Unknown Stack Size
  - Call Chain = _terminateio ⇒ _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> _fclose_internal
  - >> free
  [Called By]
  - >> __rt_lib_shutdown_stdio_2

  _c16rtomb (Thumb, 72 bytes, Stack size 24 bytes, _c16rtomb.o(.text), UNUSED)
  [Calls]

  - >> __rt_ctype_table

  _wcrtomb (Thumb, 0 bytes, Stack size 24 bytes, _c16rtomb.o(.text))
  [Stack]

  - Max Depth = 24
  - Call Chain = _wcrtomb
  [Called By]
  - >> _printf_wctomb

  __user_setup_stackheap (Thumb, 74 bytes, Stack size 8 bytes, sys_stackheap_outer.o(.text))
  [Stack]

  - Max Depth = 8 + Unknown Stack Size
  - Call Chain = __user_setup_stackheap
  [Calls]
  - >> __user_initial_stackheap
  - >> __user_perproc_libspace
  [Called By]
  - >> __rt_entry_sh

  __rt_ctype_table (Thumb, 16 bytes, Stack size 8 bytes, rt_ctype_table.o(.text), UNUSED)
  [Calls]

  - >> __rt_locale
  [Called By]
  - >> _c16rtomb

  __rt_locale (Thumb, 8 bytes, Stack size 0 bytes, rt_locale_intlibspace.o(.text))
  [Called By]

  - >> __rt_lib_init_lc_common
  - >> __rt_ctype_table
  - >> _printf_fp_dec_real

  free (Thumb, 78 bytes, Stack size 16 bytes, h1_free.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = free
  [Calls]
  - >> __rt_heap_descriptor
  [Called By]
  - >> __Heap_ProvideMemory
  - >> _fclose_internal
  - >> _terminateio

  _printf_fp_infnan (Thumb, 112 bytes, Stack size 24 bytes, _printf_fp_infnan.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = _printf_fp_infnan ⇒ _printf_post_padding
  [Calls]
  - >> _printf_post_padding
  - >> _printf_pre_padding
  [Called By]
  - >> _printf_fp_hex_real
  - >> _printf_fp_dec_real

  _btod_etento (Thumb, 224 bytes, Stack size 72 bytes, bigflt0.o(.text))
  [Stack]

  - Max Depth = 124
  - Call Chain = _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _btod_emul
  - >> _btod_ediv
  [Called By]
  - >> _fp_digits

  setvbuf (Thumb, 70 bytes, Stack size 16 bytes, setvbuf.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = setvbuf
  [Called By]
  - >> _initio

  freopen (Thumb, 160 bytes, Stack size 24 bytes, fopen.o(.text))
  [Stack]

  - Max Depth = 144 + Unknown Stack Size
  - Call Chain = freopen ⇒ _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> _fseek
  - >> _sys_open
  - >> _fclose_internal
  [Called By]
  - >> fopen
  - >> _initio

  fopen (Thumb, 74 bytes, Stack size 24 bytes, fopen.o(.text), UNUSED)
  [Calls]

  - >> __aeabi_memclr4
  - >> malloc
  - >> freopen

  _fclose_internal (Thumb, 76 bytes, Stack size 32 bytes, fclose.o(.text))
  [Stack]

  - Max Depth = 120 + Unknown Stack Size
  - Call Chain = _fclose_internal ⇒ _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> __aeabi_memclr4
  - >> _fflush
  - >> _sys_close
  - >> free
  [Called By]
  - >> freopen
  - >> _terminateio

  fclose (Thumb, 0 bytes, Stack size 32 bytes, fclose.o(.text), UNUSED)

  exit (Thumb, 18 bytes, Stack size 8 bytes, exit.o(.text))
  [Stack]

  - Max Depth = 8 + Unknown Stack Size
  - Call Chain = exit
  [Calls]
  - >> __rt_exit
  [Called By]
  - >> __rt_entry_main

  __rt_SIGRTRED (Thumb, 14 bytes, Stack size 8 bytes, defsig_rtred_outer.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = __rt_SIGRTRED ⇒ __rt_SIGRTRED_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> __rt_SIGRTRED_inner
  - >> __sig_exit
  [Called By]
  - >> _initio

  _sys_open (Thumb, 20 bytes, Stack size 16 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 24
  - Call Chain = _sys_open ⇒ strlen
  [Calls]
  - >> strlen
  [Called By]
  - >> freopen

  _sys_close (Thumb, 12 bytes, Stack size 8 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = _sys_close
  [Called By]
  - >> _fclose_internal

  _sys_write (Thumb, 16 bytes, Stack size 24 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 24
  - Call Chain = _sys_write
  [Called By]
  - >> _writebuf

  _sys_read (Thumb, 14 bytes, Stack size 24 bytes, sys_io.o(.text), UNUSED)

  _sys_istty (Thumb, 12 bytes, Stack size 8 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = _sys_istty
  [Called By]
  - >> _fseek

  _sys_seek (Thumb, 14 bytes, Stack size 16 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = _sys_seek
  [Called By]
  - >> _writebuf

  _sys_ensure (Thumb, 2 bytes, Stack size 0 bytes, sys_io.o(.text), UNUSED)

  _sys_flen (Thumb, 12 bytes, Stack size 8 bytes, sys_io.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = _sys_flen
  [Called By]
  - >> _fseek

  __user_libspace (Thumb, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

  __user_perproc_libspace (Thumb, 0 bytes, Stack size 0 bytes, libspace.o(.text))
  [Called By]

  - >> __user_setup_stackheap

  __user_perthread_libspace (Thumb, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

  __rt_heap_descriptor (Thumb, 8 bytes, Stack size 0 bytes, rt_heap_descriptor_intlibspace.o(.text))
  [Called By]

  - >> malloc
  - >> _init_alloc
  - >> free

  __use_no_heap (Thumb, 2 bytes, Stack size 0 bytes, hguard.o(.text), UNUSED)

  __heap$guard (Thumb, 2 bytes, Stack size 0 bytes, hguard.o(.text), UNUSED)

  _terminate_user_alloc (Thumb, 2 bytes, Stack size 0 bytes, init_alloc.o(.text), UNUSED)

  _init_user_alloc (Thumb, 2 bytes, Stack size 0 bytes, init_alloc.o(.text), UNUSED)

  __Heap_Full (Thumb, 34 bytes, Stack size 16 bytes, init_alloc.o(.text), UNUSED)
  [Calls]

  - >> __Heap_ProvideMemory
  [Called By]
  - >> malloc

  __Heap_Broken (Thumb, 6 bytes, Stack size 0 bytes, init_alloc.o(.text), UNUSED)
  [Calls]

  - >> __rt_SIGRTMEM

  _init_alloc (Thumb, 94 bytes, Stack size 24 bytes, init_alloc.o(.text))
  [Stack]

  - Max Depth = 64
  - Call Chain = _init_alloc ⇒ __rt_SIGRTMEM ⇒ __rt_SIGRTMEM_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> __rt_SIGRTMEM
  - >> __Heap_ProvideMemory
  - >> __Heap_Initialize
  - >> __rt_heap_descriptor
  [Called By]
  - >> __rt_lib_init_heap_2

  malloc (Thumb, 94 bytes, Stack size 16 bytes, h1_alloc.o(.text), UNUSED)
  [Calls]

  - >> __Heap_Full
  - >> __rt_heap_descriptor
  [Called By]
  - >> fopen

  _fseek (Thumb, 242 bytes, Stack size 24 bytes, fseek.o(.text))
  [Stack]

  - Max Depth = 32
  - Call Chain = _fseek ⇒ _ftell_internal
  [Calls]
  - >> _ftell_internal
  - >> _seterr
  - >> _sys_flen
  - >> _sys_istty
  [Called By]
  - >> freopen

  fseek (Thumb, 0 bytes, Stack size 24 bytes, fseek.o(.text), UNUSED)

  _seterr (Thumb, 20 bytes, Stack size 0 bytes, stdio.o(.text))
  [Called By]

  - >> _writebuf
  - >> _fseek

  _writebuf (Thumb, 108 bytes, Stack size 48 bytes, stdio.o(.text))
  [Stack]

  - Max Depth = 72
  - Call Chain = _writebuf ⇒ _sys_write
  [Calls]
  - >> _seterr
  - >> _sys_seek
  - >> _sys_write
  [Called By]
  - >> _fflush

  _fflush (Thumb, 70 bytes, Stack size 16 bytes, stdio.o(.text))
  [Stack]

  - Max Depth = 88
  - Call Chain = _fflush ⇒ _writebuf ⇒ _sys_write
  [Calls]
  - >> _writebuf
  [Called By]
  - >> _deferredlazyseek
  - >> _fclose_internal

  _deferredlazyseek (Thumb, 60 bytes, Stack size 8 bytes, stdio.o(.text), UNUSED)
  [Calls]

  - >> _fflush

  __sig_exit (Thumb, 10 bytes, Stack size 0 bytes, defsig_exit.o(.text))
  [Calls]

  - >> _sys_exit
  [Called By]
  - >> __rt_SIGRTMEM
  - >> __rt_SIGRTRED

  __rt_SIGRTRED_inner (Thumb, 14 bytes, Stack size 8 bytes, defsig_rtred_inner.o(.text))
  [Stack]

  - Max Depth = 32
  - Call Chain = __rt_SIGRTRED_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> __default_signal_display
  [Called By]
  - >> __rt_SIGRTRED

  strcmp (Thumb, 128 bytes, Stack size 0 bytes, strcmpv7m.o(.text))
  [Called By]

  - >> _get_lc_ctype
  - >> _get_lc_numeric

  _sys_exit (Thumb, 8 bytes, Stack size 0 bytes, sys_exit.o(.text))
  [Called By]

  - >> __rt_exit_exit
  - >> __sig_exit

  __I$use$semihosting (Thumb, 0 bytes, Stack size 0 bytes, use_no_semi.o(.text), UNUSED)

  __use_no_semihosting_swi (Thumb, 2 bytes, Stack size 0 bytes, use_no_semi.o(.text), UNUSED)

  __Heap_Initialize (Thumb, 10 bytes, Stack size 0 bytes, h1_init.o(.text))
  [Called By]

  - >> _init_alloc

  __semihosting_library_function (Thumb, 0 bytes, Stack size 0 bytes, indicate_semi.o(.text), UNUSED)

  _maybe_terminate_alloc (Thumb, 0 bytes, Stack size 0 bytes, maybetermalloc1.o(.text), UNUSED)

  __Heap_DescSize (Thumb, 4 bytes, Stack size 0 bytes, h1_init.o(.text), UNUSED)

  __Heap_ProvideMemory (Thumb, 52 bytes, Stack size 0 bytes, h1_extend.o(.text))
  [Stack]

  - Max Depth = 16
  - Call Chain = __Heap_ProvideMemory ⇒ free
  [Calls]
  - >> free
  [Called By]
  - >> _init_alloc
  - >> __Heap_Full

  _ftell_internal (Thumb, 66 bytes, Stack size 8 bytes, ftell.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = _ftell_internal
  [Calls]
  - >> __aeabi_errno_addr
  [Called By]
  - >> _fseek

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

  __default_signal_display (Thumb, 50 bytes, Stack size 16 bytes, defsig_general.o(.text))
  [Stack]

  - Max Depth = 24
  - Call Chain = __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> _ttywrch
  [Called By]
  - >> __rt_SIGRTMEM_inner
  - >> __rt_SIGRTRED_inner

  __rt_SIGRTMEM (Thumb, 14 bytes, Stack size 8 bytes, defsig_rtmem_outer.o(.text))
  [Stack]

  - Max Depth = 40
  - Call Chain = __rt_SIGRTMEM ⇒ __rt_SIGRTMEM_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> __rt_SIGRTMEM_inner
  - >> __sig_exit
  [Called By]
  - >> _init_alloc
  - >> __Heap_Broken

  strlen (Thumb, 62 bytes, Stack size 8 bytes, strlen.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = strlen
  [Called By]
  - >> _sys_open

  _ttywrch (Thumb, 14 bytes, Stack size 8 bytes, sys_wrch.o(.text))
  [Stack]

  - Max Depth = 8
  - Call Chain = _ttywrch
  [Called By]
  - >> __default_signal_display

  __aeabi_errno_addr (Thumb, 8 bytes, Stack size 0 bytes, rt_errno_addr_intlibspace.o(.text))
  [Called By]

  - >> _ftell_internal

  __errno$intlibspace (Thumb, 0 bytes, Stack size 0 bytes, rt_errno_addr_intlibspace.o(.text), UNUSED)

  __rt_errno_addr$intlibspace (Thumb, 0 bytes, Stack size 0 bytes, rt_errno_addr_intlibspace.o(.text), UNUSED)

  __rt_SIGRTMEM_inner (Thumb, 22 bytes, Stack size 8 bytes, defsig_rtmem_inner.o(.text))
  [Stack]

  - Max Depth = 32
  - Call Chain = __rt_SIGRTMEM_inner ⇒ __default_signal_display ⇒ _ttywrch
  [Calls]
  - >> __default_signal_display
  [Called By]
  - >> __rt_SIGRTMEM

  BusFault_Handler (Thumb, 4 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.BusFault_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  DebugMon_Handler (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.DebugMon_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  Error_Handler (Thumb, 14 bytes, Stack size 4 bytes, main.o(.text.Error_Handler))
  [Stack]

  - Max Depth = 4
  - Call Chain = Error_Handler
  [Called By]
  - >> MX_USART2_UART_Init
  - >> SystemClock_Config

  HAL_GPIO_Init (Thumb, 798 bytes, Stack size 64 bytes, stm32f1xx_hal_gpio.o(.text.HAL_GPIO_Init))
  [Stack]

  - Max Depth = 64
  - Call Chain = HAL_GPIO_Init
  [Called By]
  - >> HAL_UART_MspInit

  HAL_GetTick (Thumb, 12 bytes, Stack size 0 bytes, stm32f1xx_hal.o(.text.HAL_GetTick))
  [Called By]

  - >> UART_WaitOnFlagUntilTimeout
  - >> HAL_RCC_ClockConfig
  - >> HAL_RCC_OscConfig
  - >> HAL_UART_Transmit

  HAL_IncTick (Thumb, 26 bytes, Stack size 0 bytes, stm32f1xx_hal.o(.text.HAL_IncTick))
  [Called By]

  - >> SysTick_Handler

  HAL_Init (Thumb, 38 bytes, Stack size 8 bytes, stm32f1xx_hal.o(.text.HAL_Init))
  [Stack]

  - Max Depth = 88
  - Call Chain = HAL_Init ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> HAL_InitTick
  - >> HAL_NVIC_SetPriorityGrouping
  - >> HAL_MspInit
  [Called By]
  - >> main

  HAL_InitTick (Thumb, 112 bytes, Stack size 16 bytes, stm32f1xx_hal.o(.text.HAL_InitTick))
  [Stack]

  - Max Depth = 80
  - Call Chain = HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> HAL_NVIC_SetPriority
  - >> HAL_SYSTICK_Config
  [Called By]
  - >> HAL_RCC_ClockConfig
  - >> HAL_Init

  HAL_MspInit (Thumb, 66 bytes, Stack size 8 bytes, stm32f1xx_hal_msp.o(.text.HAL_MspInit))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_MspInit
  [Called By]
  - >> HAL_Init

  HAL_NVIC_SetPriority (Thumb, 50 bytes, Stack size 32 bytes, stm32f1xx_hal_cortex.o(.text.HAL_NVIC_SetPriority))
  [Stack]

  - Max Depth = 64
  - Call Chain = HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> __NVIC_SetPriority
  - >> NVIC_EncodePriority
  - >> __NVIC_GetPriorityGrouping
  [Called By]
  - >> HAL_InitTick

  HAL_NVIC_SetPriorityGrouping (Thumb, 16 bytes, Stack size 16 bytes, stm32f1xx_hal_cortex.o(.text.HAL_NVIC_SetPriorityGrouping))
  [Stack]

  - Max Depth = 28
  - Call Chain = HAL_NVIC_SetPriorityGrouping ⇒ __NVIC_SetPriorityGrouping
  [Calls]
  - >> __NVIC_SetPriorityGrouping
  [Called By]
  - >> HAL_Init

  HAL_RCC_ClockConfig (Thumb, 598 bytes, Stack size 24 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_ClockConfig))
  [Stack]

  - Max Depth = 104
  - Call Chain = HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> HAL_RCC_GetSysClockFreq
  - >> HAL_InitTick
  - >> HAL_GetTick
  [Called By]
  - >> SystemClock_Config

  HAL_RCC_GetHCLKFreq (Thumb, 12 bytes, Stack size 0 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_GetHCLKFreq))
  [Called By]

  - >> HAL_RCC_GetPCLK1Freq
  - >> HAL_RCC_GetPCLK2Freq

  HAL_RCC_GetPCLK1Freq (Thumb, 34 bytes, Stack size 8 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_GetPCLK1Freq))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_RCC_GetPCLK1Freq
  [Calls]
  - >> HAL_RCC_GetHCLKFreq
  [Called By]
  - >> UART_SetConfig

  HAL_RCC_GetPCLK2Freq (Thumb, 34 bytes, Stack size 8 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_GetPCLK2Freq))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_RCC_GetPCLK2Freq
  [Calls]
  - >> HAL_RCC_GetHCLKFreq
  [Called By]
  - >> UART_SetConfig

  HAL_RCC_GetSysClockFreq (Thumb, 188 bytes, Stack size 24 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_GetSysClockFreq))
  [Stack]

  - Max Depth = 24
  - Call Chain = HAL_RCC_GetSysClockFreq
  [Called By]
  - >> HAL_RCC_ClockConfig

  HAL_RCC_OscConfig (Thumb, 1658 bytes, Stack size 32 bytes, stm32f1xx_hal_rcc.o(.text.HAL_RCC_OscConfig))
  [Stack]

  - Max Depth = 40
  - Call Chain = HAL_RCC_OscConfig ⇒ RCC_Delay
  [Calls]
  - >> RCC_Delay
  - >> HAL_GetTick
  [Called By]
  - >> SystemClock_Config

  HAL_SYSTICK_Config (Thumb, 16 bytes, Stack size 16 bytes, stm32f1xx_hal_cortex.o(.text.HAL_SYSTICK_Config))
  [Stack]

  - Max Depth = 40
  - Call Chain = HAL_SYSTICK_Config ⇒ SysTick_Config ⇒ __NVIC_SetPriority
  [Calls]
  - >> SysTick_Config
  [Called By]
  - >> HAL_InitTick

  HAL_UART_Init (Thumb, 158 bytes, Stack size 16 bytes, stm32f1xx_hal_uart.o(.text.HAL_UART_Init))
  [Stack]

  - Max Depth = 128
  - Call Chain = HAL_UART_Init ⇒ HAL_UART_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> UART_SetConfig
  - >> HAL_UART_MspInit
  [Called By]
  - >> MX_USART2_UART_Init

  HAL_UART_MspInit (Thumb, 148 bytes, Stack size 48 bytes, usart.o(.text.HAL_UART_MspInit))
  [Stack]

  - Max Depth = 112
  - Call Chain = HAL_UART_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_GPIO_Init
  [Called By]
  - >> HAL_UART_Init

  HAL_UART_Transmit (Thumb, 286 bytes, Stack size 48 bytes, stm32f1xx_hal_uart.o(.text.HAL_UART_Transmit))
  [Stack]

  - Max Depth = 88
  - Call Chain = HAL_UART_Transmit ⇒ UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> HAL_GetTick
  - >> UART_WaitOnFlagUntilTimeout
  [Called By]
  - >> fputc

  HardFault_Handler (Thumb, 4 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.HardFault_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  MX_GPIO_Init (Thumb, 36 bytes, Stack size 4 bytes, gpio.o(.text.MX_GPIO_Init))
  [Stack]

  - Max Depth = 4
  - Call Chain = MX_GPIO_Init
  [Called By]
  - >> main

  MX_USART2_UART_Init (Thumb, 64 bytes, Stack size 16 bytes, usart.o(.text.MX_USART2_UART_Init))
  [Stack]

  - Max Depth = 144
  - Call Chain = MX_USART2_UART_Init ⇒ HAL_UART_Init ⇒ HAL_UART_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_UART_Init
  - >> Error_Handler
  [Called By]
  - >> main

  MemManage_Handler (Thumb, 4 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.MemManage_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  NMI_Handler (Thumb, 4 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.NMI_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  PendSV_Handler (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.PendSV_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  SVC_Handler (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.SVC_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  SysTick_Handler (Thumb, 8 bytes, Stack size 8 bytes, stm32f1xx_it.o(.text.SysTick_Handler))
  [Stack]

  - Max Depth = 8
  - Call Chain = SysTick_Handler
  [Calls]
  - >> HAL_IncTick
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  SystemClock_Config (Thumb, 104 bytes, Stack size 72 bytes, main.o(.text.SystemClock_Config))
  [Stack]

  - Max Depth = 176 + Unknown Stack Size
  - Call Chain = SystemClock_Config ⇒ HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> __aeabi_memclr4
  - >> HAL_RCC_ClockConfig
  - >> Error_Handler
  - >> HAL_RCC_OscConfig
  [Called By]
  - >> main

  SystemInit (Thumb, 2 bytes, Stack size 0 bytes, system_stm32f1xx.o(.text.SystemInit))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(.text)

  UsageFault_Handler (Thumb, 4 bytes, Stack size 0 bytes, stm32f1xx_it.o(.text.UsageFault_Handler))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(RESET)

  fputc (Thumb, 44 bytes, Stack size 16 bytes, main.o(.text.fputc))
  [Stack]

  - Max Depth = 104
  - Call Chain = fputc ⇒ HAL_UART_Transmit ⇒ UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> HAL_UART_Transmit
  [Address Reference Count : 1]
  - _printf_char_file.o(.text)

  main (Thumb, 58 bytes, Stack size 24 bytes, main.o(.text.main))
  [Stack]

  - Max Depth = 200 + Unknown Stack Size
  - Call Chain = main ⇒ SystemClock_Config ⇒ HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_EncodePriority
  [Calls]
  - >> printf
  - >> MX_USART2_UART_Init
  - >> MX_GPIO_Init
  - >> SystemClock_Config
  - >> HAL_Init
  [Called By]
  - >> __rt_entry_main

  _btod_d2e (Thumb, 62 bytes, Stack size 0 bytes, btod.o(CL$$btod_d2e))
  [Calls]

  - >> _d2e_norm_op1
  [Called By]
  - >> _fp_digits

  _d2e_denorm_low (Thumb, 70 bytes, Stack size 0 bytes, btod.o(CL$$btod_d2e_denorm_low))
  [Called By]

  - >> _d2e_norm_op1

  _d2e_norm_op1 (Thumb, 96 bytes, Stack size 0 bytes, btod.o(CL$$btod_d2e_norm_op1))
  [Calls]

  - >> _d2e_denorm_low
  [Called By]
  - >> _btod_d2e

  __btod_div_common (Thumb, 696 bytes, Stack size 24 bytes, btod.o(CL$$btod_div_common))
  [Stack]

  - Max Depth = 24
  - Call Chain = __btod_div_common
  [Called By]
  - >> _btod_ediv

  _e2e (Thumb, 220 bytes, Stack size 24 bytes, btod.o(CL$$btod_e2e))
  [Stack]

  - Max Depth = 24
  - Call Chain = _e2e
  [Called By]
  - >> _btod_emul
  - >> _btod_ediv

  _btod_ediv (Thumb, 42 bytes, Stack size 28 bytes, btod.o(CL$$btod_ediv))
  [Stack]

  - Max Depth = 52
  - Call Chain = _btod_ediv ⇒ _e2e
  [Calls]
  - >> _e2e
  - >> __btod_div_common
  [Called By]
  - >> _btod_etento
  - >> _fp_digits

  _btod_emul (Thumb, 42 bytes, Stack size 28 bytes, btod.o(CL$$btod_emul))
  [Stack]

  - Max Depth = 52
  - Call Chain = _btod_emul ⇒ _e2e
  [Calls]
  - >> __btod_mult_common
  - >> _e2e
  [Called By]
  - >> _btod_etento
  - >> _fp_digits

  __btod_mult_common (Thumb, 580 bytes, Stack size 16 bytes, btod.o(CL$$btod_mult_common))
  [Stack]

  - Max Depth = 16
  - Call Chain = __btod_mult_common
  [Called By]
  - >> _btod_emul

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

  - >> _printf_fp_hex_real
  - >> _printf_fp_dec_real

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

  - >> __printf

  _get_lc_numeric (Thumb, 44 bytes, Stack size 8 bytes, lc_numeric_c.o(locale$$code))
  [Stack]

  - Max Depth = 8
  - Call Chain = _get_lc_numeric
  [Calls]
  - >> strcmp
  [Called By]
  - >> __rt_lib_init_lc_numeric_2

  _get_lc_ctype (Thumb, 44 bytes, Stack size 8 bytes, lc_ctype_c.o(locale$$code))
  [Stack]

  - Max Depth = 8
  - Call Chain = _get_lc_ctype
  [Calls]
  - >> strcmp
  [Called By]
  - >> __rt_lib_init_lc_ctype_2
  [Address Reference Count : 1]
  - rt_ctype_table.o(.text)

  _printf_fp_dec (Thumb, 4 bytes, Stack size 0 bytes, printf1.o(x$fpl$printf1))
  [Stack]

  - Max Depth = 324
  - Call Chain = _printf_fp_dec ⇒ _printf_fp_dec_real ⇒ _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _printf_fp_dec_real
  [Called By]
  - >> _printf_g
  - >> _printf_e
  - >> _printf_f

  _printf_fp_hex (Thumb, 4 bytes, Stack size 0 bytes, printf2.o(x$fpl$printf2))
  [Stack]

  - Max Depth = 112
  - Call Chain = _printf_fp_hex ⇒ _printf_fp_hex_real ⇒ _printf_fp_infnan ⇒ _printf_post_padding
  [Calls]
  - >> _printf_fp_hex_real
  [Called By]
  - >> _printf_a

  ### Local Symbols

  UART_SetConfig (Thumb, 186 bytes, Stack size 24 bytes, stm32f1xx_hal_uart.o(.text.UART_SetConfig))
  [Stack]

  - Max Depth = 32
  - Call Chain = UART_SetConfig ⇒ HAL_RCC_GetPCLK1Freq
  [Calls]
  - >> HAL_RCC_GetPCLK1Freq
  - >> HAL_RCC_GetPCLK2Freq
  [Called By]
  - >> HAL_UART_Init

  UART_WaitOnFlagUntilTimeout (Thumb, 210 bytes, Stack size 40 bytes, stm32f1xx_hal_uart.o(.text.UART_WaitOnFlagUntilTimeout))
  [Stack]

  - Max Depth = 40
  - Call Chain = UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> HAL_GetTick
  [Called By]
  - >> HAL_UART_Transmit

  RCC_Delay (Thumb, 58 bytes, Stack size 8 bytes, stm32f1xx_hal_rcc.o(.text.RCC_Delay))
  [Stack]

  - Max Depth = 8
  - Call Chain = RCC_Delay
  [Called By]
  - >> HAL_RCC_OscConfig

  __NVIC_SetPriorityGrouping (Thumb, 60 bytes, Stack size 12 bytes, stm32f1xx_hal_cortex.o(.text.__NVIC_SetPriorityGrouping))
  [Stack]

  - Max Depth = 12
  - Call Chain = __NVIC_SetPriorityGrouping
  [Called By]
  - >> HAL_NVIC_SetPriorityGrouping

  __NVIC_GetPriorityGrouping (Thumb, 16 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(.text.__NVIC_GetPriorityGrouping))
  [Called By]

  - >> HAL_NVIC_SetPriority

  NVIC_EncodePriority (Thumb, 108 bytes, Stack size 32 bytes, stm32f1xx_hal_cortex.o(.text.NVIC_EncodePriority))
  [Stack]

  - Max Depth = 32
  - Call Chain = NVIC_EncodePriority
  [Called By]
  - >> HAL_NVIC_SetPriority

  __NVIC_SetPriority (Thumb, 66 bytes, Stack size 8 bytes, stm32f1xx_hal_cortex.o(.text.__NVIC_SetPriority))
  [Stack]

  - Max Depth = 8
  - Call Chain = __NVIC_SetPriority
  [Called By]
  - >> SysTick_Config
  - >> HAL_NVIC_SetPriority

  SysTick_Config (Thumb, 82 bytes, Stack size 16 bytes, stm32f1xx_hal_cortex.o(.text.SysTick_Config))
  [Stack]

  - Max Depth = 24
  - Call Chain = SysTick_Config ⇒ __NVIC_SetPriority
  [Calls]
  - >> __NVIC_SetPriority
  [Called By]
  - >> HAL_SYSTICK_Config

  _fp_digits (Thumb, 432 bytes, Stack size 96 bytes, _printf_fp_dec.o(.text))
  [Stack]

  - Max Depth = 220
  - Call Chain = _fp_digits ⇒ _btod_etento ⇒ _btod_emul ⇒ _e2e
  [Calls]
  - >> _btod_emul
  - >> _btod_ediv
  - >> _btod_d2e
  - >> _btod_etento
  - >> _ll_udiv10
  [Called By]
  - >> _printf_fp_dec_real

  _printf_input_char (Thumb, 10 bytes, Stack size 0 bytes, _printf_char_common.o(.text))
  [Address Reference Count : 1]

  - _printf_char_common.o(.text)

  ### Undefined Global Symbols