資源簡介
spi主機(jī)程序
STM32CubeMx生成
Hal庫
DMA發(fā)送接收
int main(void)
{
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/* MCU Configuration--------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
HAL_Init();
/* USER CODE BEGIN Init */
/* USER CODE END Init */
/* Configure the system clock */
SystemClock_Config();
/* USER CODE BEGIN SysInit */
/* USER CODE END SysInit */
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_USART1_UART_Init();
MX_SPI5_Init();
/* USER CODE BEGIN 2 */
// HAL_UART_Receive_DMA(&huart1,rxBuffer,BUFFER_SIZE);
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_6, GPIO_PIN_RESET);
spi_tx[0] =6;
spi_tx[1] = 7;
spi_tx[2] = 8;
spi_tx[3] = 9;
memset(spi_rx,0,BUFFER_SIZE);
HAL_SPI_TransmitReceive_DMA(&hspi5,spi_tx,spi_rx,BUFFER_SIZE);
HAL_GPIO_WritePin(GPIOF, GPIO_PIN_6, GPIO_PIN_SET);
HAL_Delay(1000);
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
}
/* USER CODE END 3 */
}
代碼片段和文件信息
/**
??******************************************************************************
??*?@file????system_stm32f4xx.c
??*?@author??MCD?Application?Team
??*?@brief???CMSIS?Cortex-M4?Device?Peripheral?Access?layer?System?Source?File.
??*
??*???This?file?provides?two?functions?and?one?global?variable?to?be?called?from?
??*???user?application:
??*??????-?SystemInit（）:?This?function?is?called?at?startup?just?after?reset?and?
??*??????????????????????before?branch?to?main?program.?This?call?is?made?inside
??*??????????????????????the?“startup_stm32f4xx.s“?file.
??*
??*??????-?SystemCoreClock?variable:?Contains?the?core?clock?（HCLK）?it?can?be?used
??*??????????????????????????????????by?the?user?application?to?setup?the?SysTick?
??*??????????????????????????????????timer?or?configure?other?parameters.
??*?????????????????????????????????????
??*??????-?SystemCoreClockUpdate（）:?Updates?the?variable?SystemCoreClock?and?must
??*?????????????????????????????????be?called?whenever?the?core?clock?is?changed
??*?????????????????????????????????during?program?execution.
??*
??*
??******************************************************************************
??*?@attention
??*
??*?©?COPYRIGHT?2017?STMicroelectronics
??*
??*?Redistribution?and?use?in?source?and?binary?forms?with?or?without?modification
??*?are?permitted?provided?that?the?following?conditions?are?met:
??*???1.?Redistributions?of?source?code?must?retain?the?above?copyright?notice
??*??????this?list?of?conditions?and?the?following?disclaimer.
??*???2.?Redistributions?in?binary?form?must?reproduce?the?above?copyright?notice
??*??????this?list?of?conditions?and?the?following?disclaimer?in?the?documentation
??*??????and/or?other?materials?provided?with?the?distribution.
??*???3.?Neither?the?name?of?STMicroelectronics?nor?the?names?of?its?contributors
??*??????may?be?used?to?endorse?or?promote?products?derived?from?this?software
??*??????without?specific?prior?written?permission.
??*
??*?THIS?SOFTWARE?IS?PROVIDED?BY?THE?COPYRIGHT?HOLDERS?AND?CONTRIBUTORS?“AS?IS“
??*?AND?ANY?EXPRESS?OR?IMPLIED?WARRANTIES?INCLUDING?BUT?NOT?LIMITED?TO?THE
??*?IMPLIED?WARRANTIES?OF?MERCHANTABILITY?AND?FITNESS?FOR?A?PARTICULAR?PURPOSE?ARE
??*?DISCLAIMED.?IN?NO?EVENT?SHALL?THE?COPYRIGHT?HOLDER?OR?CONTRIBUTORS?BE?LIABLE
??*?FOR?ANY?DIRECT?INDIRECT?INCIDENTAL?SPECIAL?EXEMPLARY?OR?CONSEQUENTIAL
??*?DAMAGES?（INCLUDING?BUT?NOT?LIMITED?TO?PROCUREMENT?OF?SUBSTITUTE?GOODS?OR
??*?SERVICES;?LOSS?OF?USE?DATA?OR?PROFITS;?OR?BUSINESS?INTERRUPTION）?HOWEVER
??*?CAUSED?AND?ON?ANY?THEORY?OF?LIABILITY?WHETHER?IN?CONTRACT?STRICT?LIABILITY
??*?OR?TORT?（INCLUDING?NEGLIGENCE?OR?OTHERWISE）?ARISING?IN?ANY?WAY?OUT?OF?THE?USE
??*?OF?THIS?SOFTWARE?EVEN?IF?ADVISED?OF?THE?POSSIBILITY?OF?SUCH?DAMAGE.
??*
??******************************************************************************
??*/
/**?@addtogroup?CMSIS
??*?@{
??*/
/**?@addtogroup?stm32f4xx_s ?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-04-28?08:57??spi?master\
?????文件????????6296??2020-03-23?15:57??spi?master\.mxproject
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\CMSIS\
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\CMSIS\Device\
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\CMSIS\Device\ST\
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\
?????目錄???????????0??2020-04-28?08:57??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\
?????文件??????719923??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f401xc.h
?????文件??????719923??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f401xe.h
?????文件?????1228777??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f405xx.h
?????文件?????1344524??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f407xx.h
?????文件??????606160??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f410cx.h
?????文件??????606469??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f410rx.h
?????文件??????601407??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f410tx.h
?????文件??????723418??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f411xe.h
?????文件?????1167059??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f412cx.h
?????文件?????1253447??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f412rx.h
?????文件?????1253447??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f412vx.h
?????文件?????1253519??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f412zx.h
?????文件?????1307927??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f413xx.h
?????文件?????1252263??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f415xx.h
?????文件?????1367610??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f417xx.h
?????文件?????1319090??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f423xx.h
?????文件?????1446739??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f427xx.h
?????文件?????1475167??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f429xx.h
?????文件?????1470799??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f437xx.h
?????文件?????1498451??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f439xx.h
?????文件?????1375827??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f446xx.h
?????文件?????1748494??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f469xx.h
?????文件?????1772039??2019-05-28?18:30??spi?master\Drivers\CMSIS\Device\ST\STM32F4xx\Include\stm32f479xx.h
............此處省略723個(gè)文件信息
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