Static Call Graph - [CUBE_Test\CUBE_Test.axf]

# Static Call Graph for image CUBE_Test\CUBE_Test.axf

#<CALLGRAPH># ARM Linker, 5060183: Last Updated: Mon Nov 07 21:57:40 2016

### Maximum Stack Usage = 228 bytes + Unknown(Cycles, Untraceable Function Pointers)

### Call chain for Maximum Stack Depth:

USB_LP_CAN1_RX0_IRQHandler ⇒ HAL_PCD_IRQHandler ⇒ PCD_EP_ISR_Handler ⇒ HAL_PCD_SetupStageCallback ⇒ USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA

### 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(i.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 stm32f1xx_it.o(i.DMA1_Channel2_IRQHandler) 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 stm32f1xx_it.o(i.DMA1_Channel5_IRQHandler) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel6_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - DMA1_Channel7_IRQHandler from stm32f1xx_it.o(i.DMA1_Channel7_IRQHandler) referenced from startup_stm32f103xb.o(RESET)
  - DebugMon_Handler from stm32f1xx_it.o(i.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(i.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(i.MemManage_Handler) referenced from startup_stm32f103xb.o(RESET)
  - NMI_Handler from stm32f1xx_it.o(i.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(i.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(i.SVC_Handler) referenced from startup_stm32f103xb.o(RESET)
  - SysTick_Handler from stm32f1xx_it.o(i.SysTick_Handler) referenced from startup_stm32f103xb.o(RESET)
  - SystemInit from system_stm32f1xx.o(i.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 stm32f1xx_it.o(i.TIM2_IRQHandler) 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 stm32f1xx_it.o(i.USB_LP_CAN1_RX0_IRQHandler) referenced from startup_stm32f103xb.o(RESET)
  - UsageFault_Handler from stm32f1xx_it.o(i.UsageFault_Handler) referenced from startup_stm32f103xb.o(RESET)
  - WWDG_IRQHandler from startup_stm32f103xb.o(.text) referenced from startup_stm32f103xb.o(RESET)
  - __main from entry.o(.ARM.Collect$$$$00000000) referenced from startup_stm32f103xb.o(.text)
  - fputc from retarget.o(i.fputc) referenced from printfb.o(i.__0printf$bare)
  - main from main.o(i.main) referenced from entry9a.o(.ARM.Collect$$$$0000000B)

  ### Global Symbols

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

  - startup_stm32f103xb.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, 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_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_Channel6_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)

  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)

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

  - startup_stm32f103xb.o(RESET)

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

  - >> boom

  srand (Thumb, 6 bytes, Stack size 0 bytes, rand.o(.text), UNUSED)

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

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

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

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

  - startup_stm32f103xb.o(RESET)

  DMA1_Channel2_IRQHandler (Thumb, 10 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.DMA1_Channel2_IRQHandler))
  [Stack]

  - Max Depth = 16
  - Call Chain = DMA1_Channel2_IRQHandler ⇒ HAL_DMA_IRQHandler
  [Calls]
  - >> HAL_DMA_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  DMA1_Channel5_IRQHandler (Thumb, 10 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.DMA1_Channel5_IRQHandler))
  [Stack]

  - Max Depth = 16
  - Call Chain = DMA1_Channel5_IRQHandler ⇒ HAL_DMA_IRQHandler
  [Calls]
  - >> HAL_DMA_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  DMA1_Channel7_IRQHandler (Thumb, 116 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.DMA1_Channel7_IRQHandler))
  [Stack]

  - Max Depth = 16
  - Call Chain = DMA1_Channel7_IRQHandler ⇒ HAL_DMA_IRQHandler
  [Calls]
  - >> HAL_DMA_IRQHandler
  - >> HAL_NVIC_EnableIRQ
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

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

  - startup_stm32f103xb.o(RESET)

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

  - >> SystemClock_Config
  - >> MX_USART2_UART_Init
  - >> MX_TIM2_Init
  - >> MX_SPI1_Init
  - >> HAL_TIM_Base_MspInit

  HAL_DMA_IRQHandler (Thumb, 780 bytes, Stack size 8 bytes, stm32f1xx_hal_dma.o(i.HAL_DMA_IRQHandler))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_DMA_IRQHandler
  [Called By]
  - >> DMA1_Channel7_IRQHandler
  - >> DMA1_Channel5_IRQHandler
  - >> DMA1_Channel2_IRQHandler

  HAL_DMA_Init (Thumb, 84 bytes, Stack size 0 bytes, stm32f1xx_hal_dma.o(i.HAL_DMA_Init))
  [Called By]

  - >> HAL_TIM_Base_MspInit

  HAL_DMA_Start_IT (Thumb, 106 bytes, Stack size 24 bytes, stm32f1xx_hal_dma.o(i.HAL_DMA_Start_IT))
  [Stack]

  - Max Depth = 32
  - Call Chain = HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> DMA_SetConfig
  [Called By]
  - >> WS2812_sendbuf

  HAL_Delay (Thumb, 26 bytes, Stack size 16 bytes, stm32f1xx_hal.o(i.HAL_Delay))
  [Stack]

  - Max Depth = 16
  - Call Chain = HAL_Delay
  [Calls]
  - >> HAL_GetTick
  [Called By]
  - >> HAL_RCC_OscConfig

  HAL_GPIO_Init (Thumb, 764 bytes, Stack size 36 bytes, stm32f1xx_hal_gpio.o(i.HAL_GPIO_Init))
  [Stack]

  - Max Depth = 36
  - Call Chain = HAL_GPIO_Init
  [Called By]
  - >> HAL_TIM_MspPostInit
  - >> MX_GPIO_Init
  - >> HAL_UART_MspInit
  - >> HAL_SPI_MspInit

  HAL_GPIO_WritePin (Thumb, 12 bytes, Stack size 0 bytes, stm32f1xx_hal_gpio.o(i.HAL_GPIO_WritePin))
  [Called By]

  - >> MX_GPIO_Init

  HAL_GetTick (Thumb, 6 bytes, Stack size 0 bytes, stm32f1xx_hal.o(i.HAL_GetTick))
  [Called By]

  - >> HAL_RCCEx_PeriphCLKConfig
  - >> HAL_Delay
  - >> HAL_RCC_OscConfig
  - >> HAL_RCC_ClockConfig
  - >> UART_WaitOnFlagUntilTimeout

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

  - >> SysTick_Handler

  HAL_Init (Thumb, 28 bytes, Stack size 8 bytes, stm32f1xx_hal.o(i.HAL_Init))
  [Stack]

  - Max Depth = 64
  - Call Chain = HAL_Init ⇒ HAL_MspInit ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_NVIC_SetPriorityGrouping
  - >> HAL_MspInit
  [Called By]
  - >> main

  HAL_InitTick (Thumb, 36 bytes, Stack size 16 bytes, stm32f1xx_hal.o(i.HAL_InitTick))
  [Stack]

  - Max Depth = 64
  - Call Chain = HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_SYSTICK_Config
  - >> HAL_NVIC_SetPriority
  - >> HAL_RCC_GetHCLKFreq
  [Called By]
  - >> HAL_RCC_ClockConfig

  HAL_MspInit (Thumb, 130 bytes, Stack size 8 bytes, stm32f1xx_hal_msp.o(i.HAL_MspInit))
  [Stack]

  - Max Depth = 56
  - Call Chain = HAL_MspInit ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_NVIC_SetPriorityGrouping
  - >> HAL_NVIC_SetPriority
  [Called By]
  - >> HAL_Init

  HAL_NVIC_DisableIRQ (Thumb, 22 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.HAL_NVIC_DisableIRQ))
  [Called By]

  - >> TIM2_IRQHandler
  - >> WS2812_sendbuf

  HAL_NVIC_EnableIRQ (Thumb, 26 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.HAL_NVIC_EnableIRQ))
  [Called By]

  - >> DMA1_Channel7_IRQHandler
  - >> MX_DMA_Init
  - >> HAL_TIM_Base_MspInit

  HAL_NVIC_SetPriority (Thumb, 124 bytes, Stack size 40 bytes, stm32f1xx_hal_cortex.o(i.HAL_NVIC_SetPriority))
  [Stack]

  - Max Depth = 48
  - Call Chain = HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> NVIC_SetPriority
  - >> NVIC_GetPriorityGrouping
  [Called By]
  - >> HAL_InitTick
  - >> SystemClock_Config
  - >> MX_DMA_Init
  - >> HAL_TIM_Base_MspInit
  - >> HAL_MspInit

  HAL_NVIC_SetPriorityGrouping (Thumb, 32 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.HAL_NVIC_SetPriorityGrouping))
  [Called By]

  - >> HAL_Init
  - >> HAL_MspInit

  HAL_PCD_DataInStageCallback (Thumb, 28 bytes, Stack size 16 bytes, usbd_conf.o(i.HAL_PCD_DataInStageCallback))
  [Stack]

  - Max Depth = 148
  - Call Chain = HAL_PCD_DataInStageCallback ⇒ USBD_LL_DataInStage ⇒ USBD_CtlContinueSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_DataInStage
  [Called By]
  - >> PCD_EP_ISR_Handler

  HAL_PCD_DataOutStageCallback (Thumb, 28 bytes, Stack size 16 bytes, usbd_conf.o(i.HAL_PCD_DataOutStageCallback))
  [Stack]

  - Max Depth = 148
  - Call Chain = HAL_PCD_DataOutStageCallback ⇒ USBD_LL_DataOutStage ⇒ USBD_CtlContinueRx ⇒ USBD_LL_PrepareReceive ⇒ HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_DataOutStage
  [Called By]
  - >> PCD_EP_ISR_Handler

  HAL_PCD_EP_ClrStall (Thumb, 98 bytes, Stack size 16 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_EP_ClrStall))
  [Stack]

  - Max Depth = 24
  - Call Chain = HAL_PCD_EP_ClrStall ⇒ USB_EPClearStall
  [Calls]
  - >> USB_EPClearStall
  [Called By]
  - >> USBD_LL_ClearStallEP

  HAL_PCD_EP_Open (Thumb, 118 bytes, Stack size 32 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_EP_Open))
  [Stack]

  - Max Depth = 40
  - Call Chain = HAL_PCD_EP_Open ⇒ USB_ActivateEndpoint
  [Calls]
  - >> USB_ActivateEndpoint
  [Called By]
  - >> USBD_LL_OpenEP

  HAL_PCD_EP_Receive (Thumb, 106 bytes, Stack size 24 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_EP_Receive))
  [Stack]

  - Max Depth = 68
  - Call Chain = HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USB_EPStartXfer
  [Called By]
  - >> USBD_LL_PrepareReceive
  - >> PCD_EP_ISR_Handler

  HAL_PCD_EP_SetStall (Thumb, 114 bytes, Stack size 16 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_EP_SetStall))
  [Stack]

  - Max Depth = 24
  - Call Chain = HAL_PCD_EP_SetStall ⇒ USB_EPSetStall
  [Calls]
  - >> USB_EPSetStall
  - >> USB_EP0_OutStart
  [Called By]
  - >> USBD_LL_StallEP

  HAL_PCD_EP_Transmit (Thumb, 108 bytes, Stack size 24 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_EP_Transmit))
  [Stack]

  - Max Depth = 68
  - Call Chain = HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USB_EPStartXfer
  [Called By]
  - >> USBD_LL_Transmit
  - >> PCD_EP_ISR_Handler

  HAL_PCD_IRQHandler (Thumb, 356 bytes, Stack size 16 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_IRQHandler))
  [Stack]

  - Max Depth = 220
  - Call Chain = HAL_PCD_IRQHandler ⇒ PCD_EP_ISR_Handler ⇒ HAL_PCD_SetupStageCallback ⇒ USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USB_ReadInterrupts
  - >> HAL_PCD_SetAddress
  - >> PCD_EP_ISR_Handler
  - >> HAL_PCD_SuspendCallback
  - >> HAL_PCD_SOFCallback
  - >> HAL_PCD_ResumeCallback
  - >> HAL_PCD_ResetCallback
  [Called By]
  - >> USB_LP_CAN1_RX0_IRQHandler

  HAL_PCD_ResetCallback (Thumb, 42 bytes, Stack size 16 bytes, usbd_conf.o(i.HAL_PCD_ResetCallback))
  [Stack]

  - Max Depth = 88
  - Call Chain = HAL_PCD_ResetCallback ⇒ USBD_LL_Reset ⇒ USBD_LL_OpenEP ⇒ HAL_PCD_EP_Open ⇒ USB_ActivateEndpoint
  [Calls]
  - >> USBD_LL_SetSpeed
  - >> USBD_LL_Reset
  [Called By]
  - >> HAL_PCD_IRQHandler

  HAL_PCD_ResumeCallback (Thumb, 14 bytes, Stack size 8 bytes, usbd_conf.o(i.HAL_PCD_ResumeCallback))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_PCD_ResumeCallback
  [Calls]
  - >> USBD_LL_Resume
  [Called By]
  - >> HAL_PCD_IRQHandler

  HAL_PCD_SOFCallback (Thumb, 14 bytes, Stack size 8 bytes, usbd_conf.o(i.HAL_PCD_SOFCallback))
  [Stack]

  - Max Depth = 16
  - Call Chain = HAL_PCD_SOFCallback ⇒ USBD_LL_SOF
  [Calls]
  - >> USBD_LL_SOF
  [Called By]
  - >> HAL_PCD_IRQHandler

  HAL_PCD_SetAddress (Thumb, 54 bytes, Stack size 16 bytes, stm32f1xx_hal_pcd.o(i.HAL_PCD_SetAddress))
  [Stack]

  - Max Depth = 16
  - Call Chain = HAL_PCD_SetAddress
  [Calls]
  - >> USB_SetDevAddress
  [Called By]
  - >> USBD_LL_SetUSBAddress
  - >> HAL_PCD_IRQHandler

  HAL_PCD_SetupStageCallback (Thumb, 18 bytes, Stack size 8 bytes, usbd_conf.o(i.HAL_PCD_SetupStageCallback))
  [Stack]

  - Max Depth = 172
  - Call Chain = HAL_PCD_SetupStageCallback ⇒ USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_SetupStage
  [Called By]
  - >> PCD_EP_ISR_Handler

  HAL_PCD_SuspendCallback (Thumb, 30 bytes, Stack size 8 bytes, usbd_conf.o(i.HAL_PCD_SuspendCallback))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_PCD_SuspendCallback
  [Calls]
  - >> USBD_LL_Suspend
  [Called By]
  - >> HAL_PCD_IRQHandler

  HAL_RCCEx_PeriphCLKConfig (Thumb, 366 bytes, Stack size 24 bytes, stm32f1xx_hal_rcc_ex.o(i.HAL_RCCEx_PeriphCLKConfig))
  [Stack]

  - Max Depth = 24
  - Call Chain = HAL_RCCEx_PeriphCLKConfig
  [Calls]
  - >> HAL_GetTick
  [Called By]
  - >> SystemClock_Config

  HAL_RCC_ClockConfig (Thumb, 648 bytes, Stack size 16 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_ClockConfig))
  [Stack]

  - Max Depth = 80
  - Call Chain = HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_InitTick
  - >> HAL_GetTick
  - >> HAL_RCC_GetSysClockFreq
  [Called By]
  - >> SystemClock_Config

  HAL_RCC_GetHCLKFreq (Thumb, 6 bytes, Stack size 0 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_GetHCLKFreq))
  [Called By]

  - >> HAL_InitTick
  - >> HAL_RCC_GetPCLK2Freq
  - >> HAL_RCC_GetPCLK1Freq
  - >> SystemClock_Config

  HAL_RCC_GetPCLK1Freq (Thumb, 36 bytes, Stack size 4 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_GetPCLK1Freq))
  [Stack]

  - Max Depth = 4
  - Call Chain = HAL_RCC_GetPCLK1Freq
  [Calls]
  - >> HAL_RCC_GetHCLKFreq
  [Called By]
  - >> UART_SetConfig

  HAL_RCC_GetPCLK2Freq (Thumb, 36 bytes, Stack size 4 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_GetPCLK2Freq))
  [Stack]

  - Max Depth = 4
  - Call Chain = HAL_RCC_GetPCLK2Freq
  [Calls]
  - >> HAL_RCC_GetHCLKFreq
  [Called By]
  - >> UART_SetConfig

  HAL_RCC_GetSysClockFreq (Thumb, 146 bytes, Stack size 40 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_GetSysClockFreq))
  [Stack]

  - Max Depth = 40
  - Call Chain = HAL_RCC_GetSysClockFreq
  [Called By]
  - >> HAL_RCC_ClockConfig

  HAL_RCC_OscConfig (Thumb, 2164 bytes, Stack size 16 bytes, stm32f1xx_hal_rcc.o(i.HAL_RCC_OscConfig))
  [Stack]

  - Max Depth = 32
  - Call Chain = HAL_RCC_OscConfig ⇒ HAL_Delay
  [Calls]
  - >> HAL_GetTick
  - >> HAL_Delay
  [Called By]
  - >> SystemClock_Config

  HAL_SPI_Init (Thumb, 134 bytes, Stack size 8 bytes, stm32f1xx_hal_spi_ex.o(i.HAL_SPI_Init))
  [Stack]

  - Max Depth = 76
  - Call Chain = HAL_SPI_Init ⇒ HAL_SPI_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_SPI_MspInit
  [Called By]
  - >> MX_SPI1_Init

  HAL_SPI_MspInit (Thumb, 84 bytes, Stack size 32 bytes, stm32f1xx_hal_msp.o(i.HAL_SPI_MspInit))
  [Stack]

  - Max Depth = 68
  - Call Chain = HAL_SPI_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_GPIO_Init
  [Called By]
  - >> HAL_SPI_Init

  HAL_SYSTICK_CLKSourceConfig (Thumb, 40 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.HAL_SYSTICK_CLKSourceConfig))
  [Called By]

  - >> SystemClock_Config

  HAL_SYSTICK_Callback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.HAL_SYSTICK_Callback))
  [Called By]

  - >> HAL_SYSTICK_IRQHandler

  HAL_SYSTICK_Config (Thumb, 52 bytes, Stack size 16 bytes, stm32f1xx_hal_cortex.o(i.HAL_SYSTICK_Config))
  [Stack]

  - Max Depth = 24
  - Call Chain = HAL_SYSTICK_Config ⇒ NVIC_SetPriority
  [Calls]
  - >> NVIC_SetPriority
  [Called By]
  - >> HAL_InitTick
  - >> SystemClock_Config

  HAL_SYSTICK_IRQHandler (Thumb, 8 bytes, Stack size 8 bytes, stm32f1xx_hal_cortex.o(i.HAL_SYSTICK_IRQHandler))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_SYSTICK_IRQHandler
  [Calls]
  - >> HAL_SYSTICK_Callback
  [Called By]
  - >> SysTick_Handler

  HAL_TIMEx_BreakCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim_ex.o(i.HAL_TIMEx_BreakCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIMEx_CommutationCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim_ex.o(i.HAL_TIMEx_CommutationCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIMEx_MasterConfigSynchronization (Thumb, 98 bytes, Stack size 0 bytes, stm32f1xx_hal_tim_ex.o(i.HAL_TIMEx_MasterConfigSynchronization))
  [Called By]

  - >> MX_TIM2_Init

  HAL_TIM_Base_Init (Thumb, 52 bytes, Stack size 8 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_Base_Init))
  [Stack]

  - Max Depth = 72
  - Call Chain = HAL_TIM_Base_Init ⇒ HAL_TIM_Base_MspInit ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> TIM_Base_SetConfig
  - >> HAL_TIM_Base_MspInit
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_Base_MspInit (Thumb, 248 bytes, Stack size 16 bytes, stm32f1xx_hal_msp.o(i.HAL_TIM_Base_MspInit))
  [Stack]

  - Max Depth = 64
  - Call Chain = HAL_TIM_Base_MspInit ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_NVIC_SetPriority
  - >> HAL_DMA_Init
  - >> HAL_NVIC_EnableIRQ
  - >> Error_Handler
  [Called By]
  - >> HAL_TIM_Base_Init

  HAL_TIM_ConfigClockSource (Thumb, 306 bytes, Stack size 24 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_ConfigClockSource))
  [Stack]

  - Max Depth = 36
  - Call Chain = HAL_TIM_ConfigClockSource ⇒ TIM_TI2_ConfigInputStage
  [Calls]
  - >> TIM_TI2_ConfigInputStage
  - >> TIM_TI1_ConfigInputStage
  - >> TIM_ITRx_SetConfig
  - >> TIM_ETR_SetConfig
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_IC_CaptureCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_IC_CaptureCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIM_IRQHandler (Thumb, 406 bytes, Stack size 8 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_IRQHandler))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_TIM_IRQHandler
  [Calls]
  - >> HAL_TIMEx_CommutationCallback
  - >> HAL_TIMEx_BreakCallback
  - >> HAL_TIM_TriggerCallback
  - >> HAL_TIM_PeriodElapsedCallback
  - >> HAL_TIM_PWM_PulseFinishedCallback
  - >> HAL_TIM_OC_DelayElapsedCallback
  - >> HAL_TIM_IC_CaptureCallback
  [Called By]
  - >> TIM2_IRQHandler

  HAL_TIM_MspPostInit (Thumb, 32 bytes, Stack size 24 bytes, stm32f1xx_hal_msp.o(i.HAL_TIM_MspPostInit))
  [Stack]

  - Max Depth = 60
  - Call Chain = HAL_TIM_MspPostInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_GPIO_Init
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_OC_ConfigChannel (Thumb, 116 bytes, Stack size 16 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_OC_ConfigChannel))
  [Stack]

  - Max Depth = 28
  - Call Chain = HAL_TIM_OC_ConfigChannel ⇒ TIM_OC4_SetConfig
  [Calls]
  - >> TIM_OC4_SetConfig
  - >> TIM_OC3_SetConfig
  - >> TIM_OC1_SetConfig
  - >> TIM_OC2_SetConfig
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_OC_DelayElapsedCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_OC_DelayElapsedCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIM_OC_Init (Thumb, 52 bytes, Stack size 8 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_OC_Init))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_TIM_OC_Init
  [Calls]
  - >> TIM_Base_SetConfig
  - >> HAL_TIM_OC_MspInit
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_OC_MspInit (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_OC_MspInit))
  [Called By]

  - >> HAL_TIM_OC_Init

  HAL_TIM_PWM_ConfigChannel (Thumb, 264 bytes, Stack size 16 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_PWM_ConfigChannel))
  [Stack]

  - Max Depth = 28
  - Call Chain = HAL_TIM_PWM_ConfigChannel ⇒ TIM_OC4_SetConfig
  [Calls]
  - >> TIM_OC4_SetConfig
  - >> TIM_OC3_SetConfig
  - >> TIM_OC1_SetConfig
  - >> TIM_OC2_SetConfig
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_PWM_Init (Thumb, 52 bytes, Stack size 8 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_PWM_Init))
  [Stack]

  - Max Depth = 8
  - Call Chain = HAL_TIM_PWM_Init
  [Calls]
  - >> TIM_Base_SetConfig
  - >> HAL_TIM_PWM_MspInit
  [Called By]
  - >> MX_TIM2_Init

  HAL_TIM_PWM_MspInit (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_PWM_MspInit))
  [Called By]

  - >> HAL_TIM_PWM_Init

  HAL_TIM_PWM_PulseFinishedCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_PWM_PulseFinishedCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIM_PeriodElapsedCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_PeriodElapsedCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_TIM_TriggerCallback (Thumb, 2 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.HAL_TIM_TriggerCallback))
  [Called By]

  - >> HAL_TIM_IRQHandler

  HAL_UART_Init (Thumb, 110 bytes, Stack size 8 bytes, stm32f1xx_hal_uart.o(i.HAL_UART_Init))
  [Stack]

  - Max Depth = 76
  - 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, 84 bytes, Stack size 32 bytes, stm32f1xx_hal_msp.o(i.HAL_UART_MspInit))
  [Stack]

  - Max Depth = 68
  - Call Chain = HAL_UART_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_GPIO_Init
  [Called By]
  - >> HAL_UART_Init

  HAL_UART_Transmit (Thumb, 240 bytes, Stack size 32 bytes, stm32f1xx_hal_uart.o(i.HAL_UART_Transmit))
  [Stack]

  - Max Depth = 56
  - Call Chain = HAL_UART_Transmit ⇒ UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> UART_WaitOnFlagUntilTimeout
  [Called By]
  - >> sendchar

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

  - startup_stm32f103xb.o(RESET)

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

  - startup_stm32f103xb.o(RESET)

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

  - startup_stm32f103xb.o(RESET)

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

  - startup_stm32f103xb.o(RESET)

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

  - startup_stm32f103xb.o(RESET)

  SysTick_Handler (Thumb, 30 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.SysTick_Handler))
  [Stack]

  - Max Depth = 16
  - Call Chain = SysTick_Handler ⇒ HAL_SYSTICK_IRQHandler
  [Calls]
  - >> HAL_IncTick
  - >> HAL_SYSTICK_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  SystemClock_Config (Thumb, 136 bytes, Stack size 88 bytes, main.o(i.SystemClock_Config))
  [Stack]

  - Max Depth = 168
  - Call Chain = SystemClock_Config ⇒ HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_RCCEx_PeriphCLKConfig
  - >> HAL_SYSTICK_Config
  - >> HAL_NVIC_SetPriority
  - >> HAL_RCC_OscConfig
  - >> HAL_RCC_GetHCLKFreq
  - >> HAL_RCC_ClockConfig
  - >> HAL_SYSTICK_CLKSourceConfig
  - >> Error_Handler
  [Called By]
  - >> main

  SystemInit (Thumb, 70 bytes, Stack size 0 bytes, system_stm32f1xx.o(i.SystemInit))
  [Address Reference Count : 1]

  - startup_stm32f103xb.o(.text)

  TIM2_IRQHandler (Thumb, 110 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.TIM2_IRQHandler))
  [Stack]

  - Max Depth = 16
  - Call Chain = TIM2_IRQHandler ⇒ HAL_TIM_IRQHandler
  [Calls]
  - >> HAL_NVIC_DisableIRQ
  - >> HAL_TIM_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  TIM_Base_SetConfig (Thumb, 94 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.TIM_Base_SetConfig))
  [Called By]

  - >> HAL_TIM_PWM_Init
  - >> HAL_TIM_OC_Init
  - >> HAL_TIM_Base_Init

  TIM_OC2_SetConfig (Thumb, 106 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_OC2_SetConfig))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_OC2_SetConfig
  [Called By]
  - >> HAL_TIM_PWM_ConfigChannel
  - >> HAL_TIM_OC_ConfigChannel

  USBD_ClrClassConfig (Thumb, 22 bytes, Stack size 16 bytes, usbd_core.o(i.USBD_ClrClassConfig))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_ClrClassConfig
  [Called By]
  - >> USBD_SetConfig

  USBD_CtlContinueRx (Thumb, 24 bytes, Stack size 16 bytes, usbd_ioreq.o(i.USBD_CtlContinueRx))
  [Stack]

  - Max Depth = 108
  - Call Chain = USBD_CtlContinueRx ⇒ USBD_LL_PrepareReceive ⇒ HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_PrepareReceive
  [Called By]
  - >> USBD_LL_DataOutStage

  USBD_CtlContinueSendData (Thumb, 24 bytes, Stack size 16 bytes, usbd_ioreq.o(i.USBD_CtlContinueSendData))
  [Stack]

  - Max Depth = 108
  - Call Chain = USBD_CtlContinueSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_Transmit
  [Called By]
  - >> USBD_LL_DataInStage

  USBD_CtlError (Thumb, 24 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_CtlError))
  [Stack]

  - Max Depth = 56
  - Call Chain = USBD_CtlError ⇒ USBD_LL_StallEP ⇒ HAL_PCD_EP_SetStall ⇒ USB_EPSetStall
  [Calls]
  - >> USBD_LL_StallEP
  [Called By]
  - >> USBD_StdItfReq
  - >> USBD_StdEPReq
  - >> USBD_StdDevReq
  - >> USBD_SetConfig
  - >> USBD_SetAddress
  - >> USBD_GetStatus
  - >> USBD_GetDescriptor
  - >> USBD_GetConfig
  - >> USBD_ClrFeature

  USBD_CtlReceiveStatus (Thumb, 26 bytes, Stack size 8 bytes, usbd_ioreq.o(i.USBD_CtlReceiveStatus))
  [Stack]

  - Max Depth = 100
  - Call Chain = USBD_CtlReceiveStatus ⇒ USBD_LL_PrepareReceive ⇒ HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_PrepareReceive
  [Called By]
  - >> USBD_LL_DataInStage

  USBD_CtlSendData (Thumb, 34 bytes, Stack size 16 bytes, usbd_ioreq.o(i.USBD_CtlSendData))
  [Stack]

  - Max Depth = 108
  - Call Chain = USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_Transmit
  [Called By]
  - >> USBD_StdEPReq
  - >> USBD_GetStatus
  - >> USBD_GetDescriptor
  - >> USBD_GetConfig

  USBD_CtlSendStatus (Thumb, 26 bytes, Stack size 8 bytes, usbd_ioreq.o(i.USBD_CtlSendStatus))
  [Stack]

  - Max Depth = 100
  - Call Chain = USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_Transmit
  [Called By]
  - >> USBD_StdItfReq
  - >> USBD_StdEPReq
  - >> USBD_SetFeature
  - >> USBD_SetConfig
  - >> USBD_SetAddress
  - >> USBD_ClrFeature
  - >> USBD_LL_DataOutStage

  USBD_LL_ClearStallEP (Thumb, 20 bytes, Stack size 16 bytes, usbd_conf.o(i.USBD_LL_ClearStallEP))
  [Stack]

  - Max Depth = 40
  - Call Chain = USBD_LL_ClearStallEP ⇒ HAL_PCD_EP_ClrStall ⇒ USB_EPClearStall
  [Calls]
  - >> HAL_PCD_EP_ClrStall
  [Called By]
  - >> USBD_StdEPReq

  USBD_LL_DataInStage (Thumb, 218 bytes, Stack size 24 bytes, usbd_core.o(i.USBD_LL_DataInStage))
  [Stack]

  - Max Depth = 132
  - Call Chain = USBD_LL_DataInStage ⇒ USBD_CtlContinueSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlReceiveStatus
  - >> USBD_CtlContinueSendData
  - >> USBD_LL_PrepareReceive
  - >> USBD_RunTestMode
  [Called By]
  - >> HAL_PCD_DataInStageCallback

  USBD_LL_DataOutStage (Thumb, 134 bytes, Stack size 24 bytes, usbd_core.o(i.USBD_LL_DataOutStage))
  [Stack]

  - Max Depth = 132
  - Call Chain = USBD_LL_DataOutStage ⇒ USBD_CtlContinueRx ⇒ USBD_LL_PrepareReceive ⇒ HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlContinueRx
  - >> USBD_CtlSendStatus
  [Called By]
  - >> HAL_PCD_DataOutStageCallback

  USBD_LL_IsStallEP (Thumb, 48 bytes, Stack size 8 bytes, usbd_conf.o(i.USBD_LL_IsStallEP))
  [Stack]

  - Max Depth = 8
  - Call Chain = USBD_LL_IsStallEP
  [Called By]
  - >> USBD_StdEPReq

  USBD_LL_OpenEP (Thumb, 32 bytes, Stack size 24 bytes, usbd_conf.o(i.USBD_LL_OpenEP))
  [Stack]

  - Max Depth = 64
  - Call Chain = USBD_LL_OpenEP ⇒ HAL_PCD_EP_Open ⇒ USB_ActivateEndpoint
  [Calls]
  - >> HAL_PCD_EP_Open
  [Called By]
  - >> USBD_LL_Reset

  USBD_LL_PrepareReceive (Thumb, 32 bytes, Stack size 24 bytes, usbd_conf.o(i.USBD_LL_PrepareReceive))
  [Stack]

  - Max Depth = 92
  - Call Chain = USBD_LL_PrepareReceive ⇒ HAL_PCD_EP_Receive ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> HAL_PCD_EP_Receive
  [Called By]
  - >> USBD_CtlReceiveStatus
  - >> USBD_CtlContinueRx
  - >> USBD_LL_DataInStage

  USBD_LL_Reset (Thumb, 68 bytes, Stack size 8 bytes, usbd_core.o(i.USBD_LL_Reset))
  [Stack]

  - Max Depth = 72
  - Call Chain = USBD_LL_Reset ⇒ USBD_LL_OpenEP ⇒ HAL_PCD_EP_Open ⇒ USB_ActivateEndpoint
  [Calls]
  - >> USBD_LL_OpenEP
  [Called By]
  - >> HAL_PCD_ResetCallback

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

  - >> HAL_PCD_ResumeCallback

  USBD_LL_SOF (Thumb, 34 bytes, Stack size 8 bytes, usbd_core.o(i.USBD_LL_SOF))
  [Stack]

  - Max Depth = 8
  - Call Chain = USBD_LL_SOF
  [Called By]
  - >> HAL_PCD_SOFCallback

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

  - >> HAL_PCD_ResetCallback

  USBD_LL_SetUSBAddress (Thumb, 20 bytes, Stack size 16 bytes, usbd_conf.o(i.USBD_LL_SetUSBAddress))
  [Stack]

  - Max Depth = 32
  - Call Chain = USBD_LL_SetUSBAddress ⇒ HAL_PCD_SetAddress
  [Calls]
  - >> HAL_PCD_SetAddress
  [Called By]
  - >> USBD_SetAddress

  USBD_LL_SetupStage (Thumb, 110 bytes, Stack size 16 bytes, usbd_core.o(i.USBD_LL_SetupStage))
  [Stack]

  - Max Depth = 164
  - Call Chain = USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_StallEP
  - >> USBD_StdItfReq
  - >> USBD_StdEPReq
  - >> USBD_StdDevReq
  - >> USBD_ParseSetupRequest
  [Called By]
  - >> HAL_PCD_SetupStageCallback

  USBD_LL_StallEP (Thumb, 20 bytes, Stack size 16 bytes, usbd_conf.o(i.USBD_LL_StallEP))
  [Stack]

  - Max Depth = 40
  - Call Chain = USBD_LL_StallEP ⇒ HAL_PCD_EP_SetStall ⇒ USB_EPSetStall
  [Calls]
  - >> HAL_PCD_EP_SetStall
  [Called By]
  - >> USBD_StdEPReq
  - >> USBD_CtlError
  - >> USBD_LL_SetupStage

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

  - >> HAL_PCD_SuspendCallback

  USBD_LL_Transmit (Thumb, 32 bytes, Stack size 24 bytes, usbd_conf.o(i.USBD_LL_Transmit))
  [Stack]

  - Max Depth = 92
  - Call Chain = USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> HAL_PCD_EP_Transmit
  [Called By]
  - >> USBD_CtlContinueSendData
  - >> USBD_CtlSendStatus
  - >> USBD_CtlSendData

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

  - >> USBD_LL_SetupStage

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

  - >> USBD_LL_DataInStage

  USBD_SetClassConfig (Thumb, 34 bytes, Stack size 16 bytes, usbd_core.o(i.USBD_SetClassConfig))
  [Stack]

  - Max Depth = 16
  - Call Chain = USBD_SetClassConfig
  [Called By]
  - >> USBD_SetConfig

  USBD_StdDevReq (Thumb, 114 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_StdDevReq))
  [Stack]

  - Max Depth = 148
  - Call Chain = USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlError
  - >> USBD_SetFeature
  - >> USBD_SetConfig
  - >> USBD_SetAddress
  - >> USBD_GetStatus
  - >> USBD_GetDescriptor
  - >> USBD_GetConfig
  - >> USBD_ClrFeature
  [Called By]
  - >> USBD_LL_SetupStage

  USBD_StdEPReq (Thumb, 342 bytes, Stack size 24 bytes, usbd_ctlreq.o(i.USBD_StdEPReq))
  [Stack]

  - Max Depth = 132
  - Call Chain = USBD_StdEPReq ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_StallEP
  - >> USBD_LL_IsStallEP
  - >> USBD_LL_ClearStallEP
  - >> USBD_CtlSendStatus
  - >> USBD_CtlSendData
  - >> USBD_CtlError
  [Called By]
  - >> USBD_LL_SetupStage

  USBD_StdItfReq (Thumb, 74 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_StdItfReq))
  [Stack]

  - Max Depth = 116
  - Call Chain = USBD_StdItfReq ⇒ USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendStatus
  - >> USBD_CtlError
  [Called By]
  - >> USBD_LL_SetupStage

  USB_ActivateEndpoint (Thumb, 938 bytes, Stack size 8 bytes, stm32f1xx_ll_usb.o(i.USB_ActivateEndpoint))
  [Stack]

  - Max Depth = 8
  - Call Chain = USB_ActivateEndpoint
  [Called By]
  - >> HAL_PCD_EP_Open

  USB_EP0_OutStart (Thumb, 6 bytes, Stack size 0 bytes, stm32f1xx_ll_usb.o(i.USB_EP0_OutStart))
  [Called By]

  - >> HAL_PCD_EP_SetStall

  USB_EPClearStall (Thumb, 180 bytes, Stack size 8 bytes, stm32f1xx_ll_usb.o(i.USB_EPClearStall))
  [Stack]

  - Max Depth = 8
  - Call Chain = USB_EPClearStall
  [Called By]
  - >> HAL_PCD_EP_ClrStall

  USB_EPSetStall (Thumb, 134 bytes, Stack size 8 bytes, stm32f1xx_ll_usb.o(i.USB_EPSetStall))
  [Stack]

  - Max Depth = 8
  - Call Chain = USB_EPSetStall
  [Called By]
  - >> HAL_PCD_EP_SetStall

  USB_EPStartXfer (Thumb, 818 bytes, Stack size 20 bytes, stm32f1xx_ll_usb.o(i.USB_EPStartXfer))
  [Stack]

  - Max Depth = 44
  - Call Chain = USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USB_WritePMA
  [Called By]
  - >> HAL_PCD_EP_Transmit
  - >> HAL_PCD_EP_Receive

  USB_LP_CAN1_RX0_IRQHandler (Thumb, 10 bytes, Stack size 8 bytes, stm32f1xx_it.o(i.USB_LP_CAN1_RX0_IRQHandler))
  [Stack]

  - Max Depth = 228
  - Call Chain = USB_LP_CAN1_RX0_IRQHandler ⇒ HAL_PCD_IRQHandler ⇒ PCD_EP_ISR_Handler ⇒ HAL_PCD_SetupStageCallback ⇒ USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> HAL_PCD_IRQHandler
  [Address Reference Count : 1]
  - startup_stm32f103xb.o(RESET)

  USB_ReadInterrupts (Thumb, 10 bytes, Stack size 0 bytes, stm32f1xx_ll_usb.o(i.USB_ReadInterrupts))
  [Called By]

  - >> HAL_PCD_IRQHandler

  USB_ReadPMA (Thumb, 40 bytes, Stack size 20 bytes, stm32f1xx_ll_usb.o(i.USB_ReadPMA))
  [Stack]

  - Max Depth = 20
  - Call Chain = USB_ReadPMA
  [Called By]
  - >> PCD_EP_ISR_Handler

  USB_SetDevAddress (Thumb, 14 bytes, Stack size 0 bytes, stm32f1xx_ll_usb.o(i.USB_SetDevAddress))
  [Called By]

  - >> HAL_PCD_SetAddress

  USB_WritePMA (Thumb, 66 bytes, Stack size 24 bytes, stm32f1xx_ll_usb.o(i.USB_WritePMA))
  [Stack]

  - Max Depth = 24
  - Call Chain = USB_WritePMA
  [Called By]
  - >> USB_EPStartXfer
  - >> PCD_EP_ISR_Handler

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

  - startup_stm32f103xb.o(RESET)

  WS2812_framedata_setPixel (Thumb, 292 bytes, Stack size 20 bytes, main.o(i.WS2812_framedata_setPixel))
  [Stack]

  - Max Depth = 20
  - Call Chain = WS2812_framedata_setPixel
  [Called By]
  - >> drawQuestionMark
  - >> drawNormalQuestion
  - >> drawInvertedQuestion
  - >> boom
  - >> drawVerLine
  - >> drawHorLine
  - >> WS2812_framedata_setRow

  WS2812_framedata_setRow (Thumb, 48 bytes, Stack size 32 bytes, main.o(i.WS2812_framedata_setRow))
  [Stack]

  - Max Depth = 52
  - Call Chain = WS2812_framedata_setRow ⇒ WS2812_framedata_setPixel
  [Calls]
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> drawNormalQuestion
  - >> drawInvertedQuestion
  - >> main
  - >> clearScreen

  WS2812_sendbuf (Thumb, 158 bytes, Stack size 16 bytes, main.o(i.WS2812_sendbuf))
  [Stack]

  - Max Depth = 48
  - Call Chain = WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> HAL_DMA_Start_IT
  - >> HAL_NVIC_DisableIRQ
  - >> __2printf
  [Called By]
  - >> drawQuestionMark
  - >> drawNormalQuestion
  - >> drawInvertedQuestion
  - >> boom
  - >> main
  - >> drawVerLine
  - >> drawHorLine
  - >> clearScreen

  __0printf$bare (Thumb, 8 bytes, Stack size 0 bytes, printfb.o(i.__0printf$bare), UNUSED)
  [Calls]

  - >> _printf_core

  __1printf$bare (Thumb, 0 bytes, Stack size 0 bytes, printfb.o(i.__0printf$bare), UNUSED)

  __2printf (Thumb, 0 bytes, Stack size 0 bytes, printfb.o(i.__0printf$bare))
  [Called By]

  - >> WS2812_sendbuf

  __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)

  boom (Thumb, 156 bytes, Stack size 32 bytes, drawing.o(i.boom))
  [Stack]

  - Max Depth = 100
  - Call Chain = boom ⇒ clearScreen ⇒ WS2812_framedata_setRow ⇒ WS2812_framedata_setPixel
  [Calls]
  - >> clearScreen
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setPixel
  - >> rand
  [Called By]
  - >> main

  clearScreen (Thumb, 62 bytes, Stack size 16 bytes, main.o(i.clearScreen))
  [Stack]

  - Max Depth = 68
  - Call Chain = clearScreen ⇒ WS2812_framedata_setRow ⇒ WS2812_framedata_setPixel
  [Calls]
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setRow
  [Called By]
  - >> boom
  - >> main

  drawBigHeart (Thumb, 262 bytes, Stack size 8 bytes, main.o(i.drawBigHeart))
  [Stack]

  - Max Depth = 80
  - Call Chain = drawBigHeart ⇒ drawHorLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> drawHorLine
  [Called By]
  - >> main

  drawHorLine (Thumb, 82 bytes, Stack size 24 bytes, main.o(i.drawHorLine))
  [Stack]

  - Max Depth = 72
  - Call Chain = drawHorLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> drawSmallHeart
  - >> drawMiddleHeart
  - >> drawBigHeart

  drawInvertedQuestion (Thumb, 982 bytes, Stack size 24 bytes, drawing.o(i.drawInvertedQuestion))
  [Stack]

  - Max Depth = 76
  - Call Chain = drawInvertedQuestion ⇒ WS2812_framedata_setRow ⇒ WS2812_framedata_setPixel
  [Calls]
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setRow
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> main

  drawMiddleHeart (Thumb, 258 bytes, Stack size 8 bytes, main.o(i.drawMiddleHeart))
  [Stack]

  - Max Depth = 80
  - Call Chain = drawMiddleHeart ⇒ drawHorLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> drawHorLine
  [Called By]
  - >> main

  drawNormalQuestion (Thumb, 978 bytes, Stack size 16 bytes, drawing.o(i.drawNormalQuestion))
  [Stack]

  - Max Depth = 68
  - Call Chain = drawNormalQuestion ⇒ WS2812_framedata_setRow ⇒ WS2812_framedata_setPixel
  [Calls]
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setRow
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> main

  drawQuestionMark (Thumb, 2258 bytes, Stack size 16 bytes, drawing.o(i.drawQuestionMark))
  [Stack]

  - Max Depth = 88
  - Call Chain = drawQuestionMark ⇒ drawVerLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> drawVerLine
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> main

  drawSmallHeart (Thumb, 254 bytes, Stack size 8 bytes, main.o(i.drawSmallHeart))
  [Stack]

  - Max Depth = 80
  - Call Chain = drawSmallHeart ⇒ drawHorLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> drawHorLine
  [Called By]
  - >> main

  drawVerLine (Thumb, 82 bytes, Stack size 24 bytes, main.o(i.drawVerLine))
  [Stack]

  - Max Depth = 72
  - Call Chain = drawVerLine ⇒ WS2812_sendbuf ⇒ HAL_DMA_Start_IT ⇒ DMA_SetConfig
  [Calls]
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setPixel
  [Called By]
  - >> drawQuestionMark

  fputc (Thumb, 14 bytes, Stack size 16 bytes, retarget.o(i.fputc))
  [Stack]

  - Max Depth = 80
  - Call Chain = fputc ⇒ sendchar ⇒ HAL_UART_Transmit ⇒ UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> sendchar
  [Address Reference Count : 1]
  - printfb.o(i.__0printf$bare)

  main (Thumb, 636 bytes, Stack size 8 bytes, main.o(i.main))
  [Stack]

  - Max Depth = 176
  - Call Chain = main ⇒ SystemClock_Config ⇒ HAL_RCC_ClockConfig ⇒ HAL_InitTick ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_Init
  - >> drawQuestionMark
  - >> drawNormalQuestion
  - >> drawInvertedQuestion
  - >> boom
  - >> drawSmallHeart
  - >> drawMiddleHeart
  - >> drawBigHeart
  - >> clearScreen
  - >> WS2812_sendbuf
  - >> WS2812_framedata_setRow
  - >> SystemClock_Config
  - >> MX_USART2_UART_Init
  - >> MX_TIM2_Init
  - >> MX_SPI1_Init
  - >> MX_GPIO_Init
  - >> MX_DMA_Init
  [Address Reference Count : 1]
  - entry9a.o(.ARM.Collect$$$$0000000B)

  sendchar (Thumb, 16 bytes, Stack size 8 bytes, main.o(i.sendchar))
  [Stack]

  - Max Depth = 64
  - Call Chain = sendchar ⇒ HAL_UART_Transmit ⇒ UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> HAL_UART_Transmit
  [Called By]
  - >> fputc

  ### Local Symbols

  DMA_SetConfig (Thumb, 32 bytes, Stack size 8 bytes, stm32f1xx_hal_dma.o(i.DMA_SetConfig))
  [Stack]

  - Max Depth = 8
  - Call Chain = DMA_SetConfig
  [Called By]
  - >> HAL_DMA_Start_IT

  TIM_ETR_SetConfig (Thumb, 24 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_ETR_SetConfig))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_ETR_SetConfig
  [Called By]
  - >> HAL_TIM_ConfigClockSource

  TIM_ITRx_SetConfig (Thumb, 20 bytes, Stack size 0 bytes, stm32f1xx_hal_tim.o(i.TIM_ITRx_SetConfig))
  [Called By]

  - >> HAL_TIM_ConfigClockSource

  TIM_OC1_SetConfig (Thumb, 96 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_OC1_SetConfig))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_OC1_SetConfig
  [Called By]
  - >> HAL_TIM_PWM_ConfigChannel
  - >> HAL_TIM_OC_ConfigChannel

  TIM_OC3_SetConfig (Thumb, 104 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_OC3_SetConfig))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_OC3_SetConfig
  [Called By]
  - >> HAL_TIM_PWM_ConfigChannel
  - >> HAL_TIM_OC_ConfigChannel

  TIM_OC4_SetConfig (Thumb, 74 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_OC4_SetConfig))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_OC4_SetConfig
  [Called By]
  - >> HAL_TIM_PWM_ConfigChannel
  - >> HAL_TIM_OC_ConfigChannel

  TIM_TI1_ConfigInputStage (Thumb, 42 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_TI1_ConfigInputStage))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_TI1_ConfigInputStage
  [Called By]
  - >> HAL_TIM_ConfigClockSource

  TIM_TI2_ConfigInputStage (Thumb, 44 bytes, Stack size 12 bytes, stm32f1xx_hal_tim.o(i.TIM_TI2_ConfigInputStage))
  [Stack]

  - Max Depth = 12
  - Call Chain = TIM_TI2_ConfigInputStage
  [Called By]
  - >> HAL_TIM_ConfigClockSource

  PCD_EP_ISR_Handler (Thumb, 1092 bytes, Stack size 32 bytes, stm32f1xx_hal_pcd.o(i.PCD_EP_ISR_Handler))
  [Stack]

  - Max Depth = 204
  - Call Chain = PCD_EP_ISR_Handler ⇒ HAL_PCD_SetupStageCallback ⇒ USBD_LL_SetupStage ⇒ USBD_StdDevReq ⇒ USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USB_WritePMA
  - >> USB_ReadPMA
  - >> HAL_PCD_EP_Transmit
  - >> HAL_PCD_EP_Receive
  - >> HAL_PCD_SetupStageCallback
  - >> HAL_PCD_DataOutStageCallback
  - >> HAL_PCD_DataInStageCallback
  [Called By]
  - >> HAL_PCD_IRQHandler

  NVIC_GetPriorityGrouping (Thumb, 10 bytes, Stack size 0 bytes, stm32f1xx_hal_cortex.o(i.NVIC_GetPriorityGrouping))
  [Called By]

  - >> HAL_NVIC_SetPriority

  NVIC_SetPriority (Thumb, 32 bytes, Stack size 8 bytes, stm32f1xx_hal_cortex.o(i.NVIC_SetPriority))
  [Stack]

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

  UART_SetConfig (Thumb, 450 bytes, Stack size 24 bytes, stm32f1xx_hal_uart.o(i.UART_SetConfig))
  [Stack]

  - Max Depth = 28
  - Call Chain = UART_SetConfig ⇒ HAL_RCC_GetPCLK2Freq
  [Calls]
  - >> HAL_RCC_GetPCLK2Freq
  - >> HAL_RCC_GetPCLK1Freq
  [Called By]
  - >> HAL_UART_Init

  UART_WaitOnFlagUntilTimeout (Thumb, 250 bytes, Stack size 24 bytes, stm32f1xx_hal_uart.o(i.UART_WaitOnFlagUntilTimeout))
  [Stack]

  - Max Depth = 24
  - Call Chain = UART_WaitOnFlagUntilTimeout
  [Calls]
  - >> HAL_GetTick
  [Called By]
  - >> HAL_UART_Transmit

  USBD_ClrFeature (Thumb, 68 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_ClrFeature))
  [Stack]

  - Max Depth = 116
  - Call Chain = USBD_ClrFeature ⇒ USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendStatus
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_GetConfig (Thumb, 80 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_GetConfig))
  [Stack]

  - Max Depth = 124
  - Call Chain = USBD_GetConfig ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendData
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_GetDescriptor (Thumb, 328 bytes, Stack size 24 bytes, usbd_ctlreq.o(i.USBD_GetDescriptor))
  [Stack]

  - Max Depth = 132
  - Call Chain = USBD_GetDescriptor ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendData
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_GetStatus (Thumb, 68 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_GetStatus))
  [Stack]

  - Max Depth = 124
  - Call Chain = USBD_GetStatus ⇒ USBD_CtlSendData ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendData
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_SetAddress (Thumb, 84 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_SetAddress))
  [Stack]

  - Max Depth = 116
  - Call Chain = USBD_SetAddress ⇒ USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_LL_SetUSBAddress
  - >> USBD_CtlSendStatus
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_SetConfig (Thumb, 218 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_SetConfig))
  [Stack]

  - Max Depth = 116
  - Call Chain = USBD_SetConfig ⇒ USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_SetClassConfig
  - >> USBD_CtlSendStatus
  - >> USBD_ClrClassConfig
  - >> USBD_CtlError
  [Called By]
  - >> USBD_StdDevReq

  USBD_SetFeature (Thumb, 36 bytes, Stack size 16 bytes, usbd_ctlreq.o(i.USBD_SetFeature))
  [Stack]

  - Max Depth = 116
  - Call Chain = USBD_SetFeature ⇒ USBD_CtlSendStatus ⇒ USBD_LL_Transmit ⇒ HAL_PCD_EP_Transmit ⇒ USB_EPStartXfer ⇒ USB_WritePMA
  [Calls]
  - >> USBD_CtlSendStatus
  [Called By]
  - >> USBD_StdDevReq

  MX_DMA_Init (Thumb, 80 bytes, Stack size 8 bytes, main.o(i.MX_DMA_Init))
  [Stack]

  - Max Depth = 56
  - Call Chain = MX_DMA_Init ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_NVIC_SetPriority
  - >> HAL_NVIC_EnableIRQ
  [Called By]
  - >> main

  MX_GPIO_Init (Thumb, 202 bytes, Stack size 24 bytes, main.o(i.MX_GPIO_Init))
  [Stack]

  - Max Depth = 60
  - Call Chain = MX_GPIO_Init ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_GPIO_Init
  - >> HAL_GPIO_WritePin
  [Called By]
  - >> main

  MX_SPI1_Init (Thumb, 60 bytes, Stack size 8 bytes, main.o(i.MX_SPI1_Init))
  [Stack]

  - Max Depth = 84
  - Call Chain = MX_SPI1_Init ⇒ HAL_SPI_Init ⇒ HAL_SPI_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_SPI_Init
  - >> Error_Handler
  [Called By]
  - >> main

  MX_TIM2_Init (Thumb, 168 bytes, Stack size 56 bytes, main.o(i.MX_TIM2_Init))
  [Stack]

  - Max Depth = 128
  - Call Chain = MX_TIM2_Init ⇒ HAL_TIM_Base_Init ⇒ HAL_TIM_Base_MspInit ⇒ HAL_NVIC_SetPriority ⇒ NVIC_SetPriority
  [Calls]
  - >> HAL_TIMEx_MasterConfigSynchronization
  - >> HAL_TIM_PWM_Init
  - >> HAL_TIM_PWM_ConfigChannel
  - >> HAL_TIM_OC_Init
  - >> HAL_TIM_OC_ConfigChannel
  - >> HAL_TIM_ConfigClockSource
  - >> HAL_TIM_Base_Init
  - >> HAL_TIM_MspPostInit
  - >> Error_Handler
  [Called By]
  - >> main

  MX_USART2_UART_Init (Thumb, 46 bytes, Stack size 8 bytes, main.o(i.MX_USART2_UART_Init))
  [Stack]

  - Max Depth = 84
  - Call Chain = MX_USART2_UART_Init ⇒ HAL_UART_Init ⇒ HAL_UART_MspInit ⇒ HAL_GPIO_Init
  [Calls]
  - >> HAL_UART_Init
  - >> Error_Handler
  [Called By]
  - >> main

  _printf_core (Thumb, 34 bytes, Stack size 24 bytes, printfb.o(i._printf_core), UNUSED)
  [Called By]

  - >> __0printf$bare

  ### Undefined Global Symbols