SPI_TwoBoards_FullDuplex_DMA sample

stm32f4xx_it.c:49

This function handles NMI exception.

stm32f4xx_it.c:58

This function handles Hard Fault exception.

stm32f4xx_it.c:119

This function handles Debug Monitor exception.

stm32f4xx_it.c:71

This function handles Memory Manage exception.

stm32f4xx_it.c:84

This function handles Bus Fault exception.

stm32f4xx_it.c:97

This function handles Usage Fault exception.

stm32f4xx_it.c:137

This function handles SysTick Handler.

stm32f4xx_it.c:110

This function handles SVCall exception.

stm32f4xx_it.c:128

This function handles PendSVC exception.

main.c:74

Main program

main.c:428

System Clock Configuration The system Clock is configured as follow : System Clock source = PLL (HSE) SYSCLK(Hz) = 100000000 HCLK(Hz) = 100000000 AHB Prescaler = 1 APB1 Prescaler = 2 APB2 Prescaler = 1 HSE Frequency(Hz) = 8000000 PLL_M = 8 PLL_N = 400 PLL_P = 4 VDD(V) = 3.3 Main regulator output voltage = Scale1 mode Flash Latency(WS) = 3

main.c:298

Set LED2 to Blinking mode for an infinite loop (toggle period based on value provided as input parameter).

main.c:250

Initialize LED2.

main.c:473

Function to manage User push-button

main.c:270

Turn-on LED2.

main.c:314

Configures User push-button in GPIO or EXTI Line Mode.

stm32f4xx_it.c:192

This function handles DMA2 interrupt request.

main.c:282

Turn-off LED2.

main.c:341

Wait for User push-button press to start transfer.

main.c:120

This function configures the DMA Channels for SPI1

main.c:393

Compares two 8-bit buffers and returns the comparison result.

main.c:358

Wait end of transfer and check if received Data are well.

stm32f4xx_it.c:170

This function handles DMA2 interrupt request.

main.c:495

Function called from DMA2 IRQ Handler when Tx transfer is completed

main.c:506

Function called in case of error detected in SPI IT Handler

main.c:179

This function configures SPI1.

main.c:235

This function Activate SPI1

main.c:484

Function called from DMA2 IRQ Handler when Rx transfer is completed

system_stm32f4xx.c:79

Miscellaneous Configuration *********************** Vector Table base offset field. This value must be a multiple of 0x200.

main.h:21

@file Examples_LL/SPI/SPI_TwoBoards_FullDuplex_DMA/Inc/main.h @author MCD Application Team Header for main.c module @attention Copyright (c) 2017 STMicroelectronics. All rights reserved. This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

stm32f4xx_it.h:21

@file Examples_LL/SPI/SPI_TwoBoards_FullDuplex_DMA/Inc/stm32f4xx_it.h @author MCD Application Team This file contains the headers of the interrupt handlers. @attention Copyright (c) 2017 STMicroelectronics. All rights reserved. This software is licensed under terms that can be found in the LICENSE file in the root directory of this software component. If no LICENSE file comes with this software, it is provided AS-IS.

main.c:43

main.c:48

main.h:43

LED2

main.h:44

main.c:36

main.h:58

Key push-button

main.h:61

main.h:52

main.h:59

main.h:62

main.h:69

main.h:45

main.h:60

main.h:65

main.h:63

main.h:64

main.h:50

Toggle periods for various blinking modes

main.c:40

main.c:49

main.h:51

main.c:44

main.c:45

main.c:50