playground-stm32/neopixel_f103_mvp
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

SPI

Browse source
This commit is contained in:
Attila BODY 2018-12-16 12:33:16 +01:00
parent 61bd8c7632
commit f02188bf2d
58 changed files with 32913 additions and 12617 deletions
Download patch file Download diff file Expand all files Collapse all files

81
Src/dma.c Normal file
View file

@ -0,0 +1,81 @@
/**
******************************************************************************
* File Name : dma.c
* Description : This file provides code for the configuration
* of all the requested memory to memory DMA transfers.
******************************************************************************
** This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* COPYRIGHT(c) 2018 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.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "dma.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/*----------------------------------------------------------------------------*/
/* Configure DMA */
/*----------------------------------------------------------------------------*/
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/**
* Enable DMA controller clock
*/
void MX_DMA_Init(void)
{
/* DMA controller clock enable */
__HAL_RCC_DMA1_CLK_ENABLE();
/* DMA interrupt init */
/* DMA1_Channel3_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DMA1_Channel3_IRQn, 0, 0);
HAL_NVIC_EnableIRQ(DMA1_Channel3_IRQn);
}
/* USER CODE BEGIN 2 */
/* USER CODE END 2 */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

52
Src/gpio.c
View file

@ -60,33 +60,43 @@
void MX_GPIO_Init(void)
{
LL_GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitTypeDef GPIO_InitStruct;
/* GPIO Ports Clock Enable */
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOC);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOD);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOB);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_GPIOA);
__HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE();
__HAL_RCC_GPIOA_CLK_ENABLE();
__HAL_RCC_GPIOB_CLK_ENABLE();
/**/
LL_GPIO_ResetOutputPin(GPIOC, LL_GPIO_PIN_13);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOC, GPIO_PIN_13, GPIO_PIN_RESET);
/**/
LL_GPIO_ResetOutputPin(GPIOB, LL_GPIO_PIN_11);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOA, GPIO_PIN_6, GPIO_PIN_RESET);
/**/
GPIO_InitStruct.Pin = LL_GPIO_PIN_13;
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_LOW;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
LL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin Output Level */
HAL_GPIO_WritePin(GPIOB, GPIO_PIN_11, GPIO_PIN_RESET);
/**/
GPIO_InitStruct.Pin = LL_GPIO_PIN_11;
GPIO_InitStruct.Mode = LL_GPIO_MODE_OUTPUT;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
/*Configure GPIO pin : PC13 */
GPIO_InitStruct.Pin = GPIO_PIN_13;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
/*Configure GPIO pin : PA6 */
GPIO_InitStruct.Pin = GPIO_PIN_6;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/*Configure GPIO pin : PB11 */
GPIO_InitStruct.Pin = GPIO_PIN_11;
GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}

209
Src/main.c
View file

@ -38,6 +38,9 @@
*/
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32f1xx_hal.h"
#include "dma.h"
#include "spi.h"
#include "gpio.h"
/* USER CODE BEGIN Includes */
@ -48,11 +51,12 @@
/* USER CODE BEGIN PV */
/* Private variables ---------------------------------------------------------*/
volatile uint8_t g_done = 0;
uint8_t g_ledBytes[] = {0, 0xff, 0, 0xff, 0x55, 0xaa};
uint8_t g_ledBits[sizeof(g_ledBytes) * 8 / 2 + 1];
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
static void LL_Init(void);
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */
@ -61,6 +65,19 @@ void SystemClock_Config(void);
/* USER CODE END PFP */
/* USER CODE BEGIN 0 */
void convert(uint8_t *src, uint8_t *dst, uint16_t size)
{
static uint8_t const bits[4] = { 0b10001000, 0b10001110, 0b11101000, 0b11101110 };
while(size--) {
uint8_t byte=*src++;
uint8_t duo = 3;
do {
uint8_t mask = 3 << (duo<<1);
*dst++ = bits[(byte & (mask))>>(duo<<1)];
} while(duo--);
}
}
/* USER CODE END 0 */
@ -78,7 +95,7 @@ int main(void)
/* MCU Configuration----------------------------------------------------------*/
/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
LL_Init();
HAL_Init();
/* USER CODE BEGIN Init */
@ -93,135 +110,29 @@ int main(void)
/* Initialize all configured peripherals */
MX_GPIO_Init();
MX_DMA_Init();
MX_SPI1_Init();
/* USER CODE BEGIN 2 */
convert(g_ledBytes, g_ledBits, sizeof(g_ledBytes));
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
asm volatile(
" movs r3, #1000 \n\t"
"1: subs r3, #1 \n\t"
" bne 1b \n\t"
: : : "r3", "cc"
);
asm volatile("\tmovs r3, #1000\n1:\tsubs r3, #1\n\tbne 1b\n\t" : : : "r3", "cc");
GPIOB->ODR = 0;
volatile uint32_t v;
uint8_t ledbytes[] = {0, 0xff, 0, 0xff, 0x55, 0xaa};
__disable_irq();
#define W_1f 5
#define W_0f 0
#define W_0s 3
#define W_1af
#define W_1as ++v; ++v
#define W_0af ++v; ++v
#define W_0as ++v; ++v
/*
#define SHIFTBIT(x) \
if(b&(1<<x)) { \
GPIOB->BSRR = (1 << 11); \
for( v=W_1f; v != 0; --v); \
W_1af; \
GPIOB->BSRR = (1 << (16+11)); \
W_1as; \
} else { \
GPIOB->BSRR = (1 << 11); \
for( v=W_0f; v != 0; --v); \
W_0af; \
GPIOB->BSRR = (1 << (16+11)); \
for( v=W_0s; v != 0; --v); \
W_0as; \
}
*/
#define SHIFTBIT(x) \
if(b&(1<<x)) { \
GPIOB->BSRR = (1 << 11); \
asm volatile("\tmov r3, #10\n1:\tsubs r3, #1\n\tbne 1b\n\t" : : : "r3", "cc"); \
GPIOB->BSRR = (1 << (16+11)); \
asm volatile("\tmov r3, #03\n1:\tsubs r3, #1\n\tbne 1b\n\t" : : : "r3", "cc"); \
} else { \
GPIOB->BSRR = (1 << 11); \
asm volatile("\tmov r3, #03\n1:\tsubs r3, #1\n\tbne 1b\n\t" : : : "r3", "cc"); \
GPIOB->BSRR = (1 << (16+11)); \
asm volatile("\tmov r3, #10\n1:\tsubs r3, #1\n\tbne 1b\n\t" : : : "r3", "cc"); \
}
__disable_irq();
while(1)
{
uint8_t *bufPtr = ledbytes;
uint32_t cnt = sizeof(ledbytes) + 1;
while(--cnt) {
uint32_t b = *bufPtr++;
SHIFTBIT(7);
SHIFTBIT(6);
SHIFTBIT(5);
SHIFTBIT(4);
SHIFTBIT(3);
SHIFTBIT(2);
SHIFTBIT(1);
if(b&1) {
GPIOB->BSRR = 1 << 11;
for( v=W_1f; v != 0; --v);
W_1af;
GPIOB->BSRR = 1 << (16+11);
W_1as;
} else {
GPIOB->BSRR = 1 << 11;
for( v=W_0f; v != 0; --v);
W_0af;
GPIOB->BSRR = 1 << (16+11);
for( v=W_0s; v != 0; --v);
++v; v=0;
}
}
HAL_StatusTypeDef st;
g_ledBits[sizeof(g_ledBits)-1] = 0;
st = HAL_SPI_Transmit_DMA(&hspi1, g_ledBits, sizeof(g_ledBits));
while(!g_done);
HAL_Delay(1);
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
for( v=100; v != 0; --v); //long
}
/* USER CODE END 3 */
}
static void LL_Init(void)
{
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO);
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR);
NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
/* System interrupt init*/
/* MemoryManagement_IRQn interrupt configuration */
NVIC_SetPriority(MemoryManagement_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* BusFault_IRQn interrupt configuration */
NVIC_SetPriority(BusFault_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* UsageFault_IRQn interrupt configuration */
NVIC_SetPriority(UsageFault_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* SVCall_IRQn interrupt configuration */
NVIC_SetPriority(SVCall_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* DebugMonitor_IRQn interrupt configuration */
NVIC_SetPriority(DebugMonitor_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* PendSV_IRQn interrupt configuration */
NVIC_SetPriority(PendSV_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/* SysTick_IRQn interrupt configuration */
NVIC_SetPriority(SysTick_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
/**NOJTAG: JTAG-DP Disabled and SW-DP Enabled
*/
LL_GPIO_AF_Remap_SWJ_NOJTAG();
}
/**
@ -231,49 +142,47 @@ static void LL_Init(void)
void SystemClock_Config(void)
{
LL_FLASH_SetLatency(LL_FLASH_LATENCY_2);
RCC_OscInitTypeDef RCC_OscInitStruct;
RCC_ClkInitTypeDef RCC_ClkInitStruct;
if(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_2)
/**Initializes the CPU, AHB and APB busses clocks
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.HSEPredivValue = RCC_HSE_PREDIV_DIV2;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL13;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
_Error_Handler(__FILE__, __LINE__);
}
LL_RCC_HSE_Enable();
/* Wait till HSE is ready */
while(LL_RCC_HSE_IsReady() != 1)
/**Initializes the CPU, AHB and APB busses clocks
*/
RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK
|RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2;
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV2;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV1;
if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_2) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE_DIV_1, LL_RCC_PLL_MUL_9);
LL_RCC_PLL_Enable();
/**Configure the Systick interrupt time
*/
HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
/* Wait till PLL is ready */
while(LL_RCC_PLL_IsReady() != 1)
{
}
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_2);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_1);
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
/* Wait till System clock is ready */
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
{
}
LL_Init1msTick(72000000);
LL_SYSTICK_SetClkSource(LL_SYSTICK_CLKSOURCE_HCLK);
LL_SetSystemCoreClock(72000000);
/**Configure the Systick
*/
HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
/* SysTick_IRQn interrupt configuration */
NVIC_SetPriority(SysTick_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
}
/* USER CODE BEGIN 4 */

157
Src/spi.c Normal file
View file

@ -0,0 +1,157 @@
/**
******************************************************************************
* File Name : SPI.c
* Description : This file provides code for the configuration
* of the SPI instances.
******************************************************************************
** This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* COPYRIGHT(c) 2018 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.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "spi.h"
#include "gpio.h"
#include "dma.h"
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
SPI_HandleTypeDef hspi1;
DMA_HandleTypeDef hdma_spi1_tx;
/* SPI1 init function */
void MX_SPI1_Init(void)
{
hspi1.Instance = SPI1;
hspi1.Init.Mode = SPI_MODE_MASTER;
hspi1.Init.Direction = SPI_DIRECTION_2LINES;
hspi1.Init.DataSize = SPI_DATASIZE_8BIT;
hspi1.Init.CLKPolarity = SPI_POLARITY_LOW;
hspi1.Init.CLKPhase = SPI_PHASE_1EDGE;
hspi1.Init.NSS = SPI_NSS_SOFT;
hspi1.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_16;
hspi1.Init.FirstBit = SPI_FIRSTBIT_MSB;
hspi1.Init.TIMode = SPI_TIMODE_DISABLE;
hspi1.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLE;
hspi1.Init.CRCPolynomial = 10;
if (HAL_SPI_Init(&hspi1) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
}
void HAL_SPI_MspInit(SPI_HandleTypeDef* spiHandle)
{
GPIO_InitTypeDef GPIO_InitStruct;
if(spiHandle->Instance==SPI1)
{
/* USER CODE BEGIN SPI1_MspInit 0 */
/* USER CODE END SPI1_MspInit 0 */
/* SPI1 clock enable */
__HAL_RCC_SPI1_CLK_ENABLE();
/**SPI1 GPIO Configuration
PA5 ------> SPI1_SCK
PA7 ------> SPI1_MOSI
*/
GPIO_InitStruct.Pin = GPIO_PIN_5|GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
/* SPI1 DMA Init */
/* SPI1_TX Init */
hdma_spi1_tx.Instance = DMA1_Channel3;
hdma_spi1_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
hdma_spi1_tx.Init.PeriphInc = DMA_PINC_DISABLE;
hdma_spi1_tx.Init.MemInc = DMA_MINC_ENABLE;
hdma_spi1_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_spi1_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_spi1_tx.Init.Mode = DMA_NORMAL;
hdma_spi1_tx.Init.Priority = DMA_PRIORITY_HIGH;
if (HAL_DMA_Init(&hdma_spi1_tx) != HAL_OK)
{
_Error_Handler(__FILE__, __LINE__);
}
__HAL_LINKDMA(spiHandle,hdmatx,hdma_spi1_tx);
/* USER CODE BEGIN SPI1_MspInit 1 */
/* USER CODE END SPI1_MspInit 1 */
}
}
void HAL_SPI_MspDeInit(SPI_HandleTypeDef* spiHandle)
{
if(spiHandle->Instance==SPI1)
{
/* USER CODE BEGIN SPI1_MspDeInit 0 */
/* USER CODE END SPI1_MspDeInit 0 */
/* Peripheral clock disable */
__HAL_RCC_SPI1_CLK_DISABLE();
/**SPI1 GPIO Configuration
PA5 ------> SPI1_SCK
PA7 ------> SPI1_MOSI
*/
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_5|GPIO_PIN_7);
/* SPI1 DMA DeInit */
HAL_DMA_DeInit(spiHandle->hdmatx);
/* USER CODE BEGIN SPI1_MspDeInit 1 */
/* USER CODE END SPI1_MspDeInit 1 */
}
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

96
Src/stm32f1xx_hal_msp.c Normal file
View file

@ -0,0 +1,96 @@
/**
******************************************************************************
* File Name : stm32f1xx_hal_msp.c
* Description : This file provides code for the MSP Initialization
* and de-Initialization codes.
******************************************************************************
** This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* COPYRIGHT(c) 2018 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.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f1xx_hal.h"
extern void _Error_Handler(char *, int);
/* USER CODE BEGIN 0 */
/* USER CODE END 0 */
/**
* Initializes the Global MSP.
*/
void HAL_MspInit(void)
{
/* USER CODE BEGIN MspInit 0 */
/* USER CODE END MspInit 0 */
__HAL_RCC_AFIO_CLK_ENABLE();
__HAL_RCC_PWR_CLK_ENABLE();
HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4);
/* System interrupt init*/
/* MemoryManagement_IRQn interrupt configuration */
HAL_NVIC_SetPriority(MemoryManagement_IRQn, 0, 0);
/* BusFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(BusFault_IRQn, 0, 0);
/* UsageFault_IRQn interrupt configuration */
HAL_NVIC_SetPriority(UsageFault_IRQn, 0, 0);
/* SVCall_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SVCall_IRQn, 0, 0);
/* DebugMonitor_IRQn interrupt configuration */
HAL_NVIC_SetPriority(DebugMonitor_IRQn, 0, 0);
/* PendSV_IRQn interrupt configuration */
HAL_NVIC_SetPriority(PendSV_IRQn, 0, 0);
/* SysTick_IRQn interrupt configuration */
HAL_NVIC_SetPriority(SysTick_IRQn, 0, 0);
/**NOJTAG: JTAG-DP Disabled and SW-DP Enabled
*/
__HAL_AFIO_REMAP_SWJ_NOJTAG();
/* USER CODE BEGIN MspInit 1 */
/* USER CODE END MspInit 1 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

19
Src/stm32f1xx_it.c
View file

@ -31,6 +31,7 @@
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f1xx_hal.h"
#include "stm32f1xx.h"
#include "stm32f1xx_it.h"
@ -39,6 +40,7 @@
/* USER CODE END 0 */
/* External variables --------------------------------------------------------*/
extern DMA_HandleTypeDef hdma_spi1_tx;
/******************************************************************************/
/* Cortex-M3 Processor Interruption and Exception Handlers */
@ -176,7 +178,8 @@ void SysTick_Handler(void)
/* USER CODE BEGIN SysTick_IRQn 0 */
/* USER CODE END SysTick_IRQn 0 */
HAL_IncTick();
HAL_SYSTICK_IRQHandler();
/* USER CODE BEGIN SysTick_IRQn 1 */
/* USER CODE END SysTick_IRQn 1 */
@ -189,6 +192,20 @@ void SysTick_Handler(void)
/* please refer to the startup file (startup_stm32f1xx.s). */
/******************************************************************************/
/**
* @brief This function handles DMA1 channel3 global interrupt.
*/
void DMA1_Channel3_IRQHandler(void)
{
/* USER CODE BEGIN DMA1_Channel3_IRQn 0 */
g_done = 1;
/* USER CODE END DMA1_Channel3_IRQn 0 */
HAL_DMA_IRQHandler(&hdma_spi1_tx);
/* USER CODE BEGIN DMA1_Channel3_IRQn 1 */
/* USER CODE END DMA1_Channel3_IRQn 1 */
}
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */