382 lines
10 KiB
C
382 lines
10 KiB
C
/* USER CODE BEGIN Header */
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/**
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******************************************************************************
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* @file : main.c
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* @brief : Main program body
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* USER CODE END Header */
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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#include "crc.h"
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#include "dma.h"
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#include "tim.h"
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#include "gpio.h"
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/* Private includes ----------------------------------------------------------*/
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/* USER CODE BEGIN Includes */
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#include <stdbool.h>
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#include "spi.h"
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#include "stm32f0xx_ll_spi.h"
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/* USER CODE END Includes */
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/* Private typedef -----------------------------------------------------------*/
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/* USER CODE BEGIN PTD */
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/* USER CODE END PTD */
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/* Private define ------------------------------------------------------------*/
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/* USER CODE BEGIN PD */
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/* USER CODE END PD */
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/* Private macro -------------------------------------------------------------*/
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/* USER CODE BEGIN PM */
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/* USER CODE END PM */
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/* Private variables ---------------------------------------------------------*/
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/* USER CODE BEGIN PV */
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/* USER CODE END PV */
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/* Private function prototypes -----------------------------------------------*/
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void SystemClock_Config(void);
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/* USER CODE BEGIN PFP */
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/* USER CODE END PFP */
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/* Private user code ---------------------------------------------------------*/
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/* USER CODE BEGIN 0 */
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const uint16_t version = 42;
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bool toggle = false;
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uint16_t counter = 0;
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bool dirty = true;
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//uint16_t mem[12] = {0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF};
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//uint16_t mem[12] = {0x300, 0x40, 0x300, 0x40, 0x300, 0x40, 0x300, 0x40, 0x300, 0x40, 0x300, 0x40};
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uint16_t mem[12] = {0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF, 0xFFF, 0xFF};
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uint16_t conf[8] = {version, 0, 0, 0, 0, 0, 0, 0};
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#define BUFFER_SIZE 64
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uint16_t RX_Buffer[BUFFER_SIZE] = {0};
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uint16_t TX_Buffer[BUFFER_SIZE] = {0};
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin) {
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if(GPIO_Pin == SPI_INT_Pin) {
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hspi2.Instance->CR1 |= SPI_CR1_SSI;
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HAL_GPIO_WritePin(INIT_OUT_GPIO_Port, INIT_OUT_Pin, GPIO_PIN_SET);
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for (volatile int i = 0; i < 3; i++);
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hspi2.Instance->CR1 &= ~SPI_CR1_SSI;
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HAL_GPIO_WritePin(INIT_OUT_GPIO_Port, INIT_OUT_Pin, GPIO_PIN_RESET);
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}
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}
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void HAL_SPI_CpltCallback(SPI_HandleTypeDef *hspi) {
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if(RX_Buffer[0]) {
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union {
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struct {
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unsigned data: 12;
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unsigned chan: 4;
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} __attribute__((packed));
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uint16_t raw;
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} frame = {.raw=RX_Buffer[0]};
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toggle = !toggle;
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counter++;
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if(toggle) {
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_SET);
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} else {
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_RESET);
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}
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if(frame.chan <= 6 && frame.chan >= 1) {
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frame.chan--;
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if(frame.data > 0x300) {
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mem[frame.chan * 2 + 1] = 0xFF;
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mem[frame.chan * 2] = frame.data;
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} else {
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mem[frame.chan * 2 + 1] = (frame.data * 0xFF) / 0x300;
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mem[frame.chan * 2] = 0x300;
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}
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dirty = true;
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TX_Buffer[0] = RX_Buffer[0];
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} else if(frame.chan == 15 && frame.data < 8) {
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TX_Buffer[0] = conf[frame.data];
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} else {
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TX_Buffer[0] = 0;
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}
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}
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HAL_SPI_TransmitReceive_DMA(&hspi2, TX_Buffer, RX_Buffer, 1);
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HAL_GPIO_WritePin(INIT_OUT_GPIO_Port, INIT_OUT_Pin, GPIO_PIN_SET);
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for (volatile int i = 0; i < 3; i++);
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HAL_GPIO_WritePin(INIT_OUT_GPIO_Port, INIT_OUT_Pin, GPIO_PIN_RESET);
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}
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void HAL_SPI_RxCpltCallback(SPI_HandleTypeDef *hspi) {
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HAL_SPI_CpltCallback(hspi);
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}
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void HAL_SPI_TxRxCpltCallback(SPI_HandleTypeDef *hspi) {
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HAL_SPI_CpltCallback(hspi);
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}
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void HAL_SPI_TxCpltCallback(SPI_HandleTypeDef *hspi) {
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HAL_SPI_Transmit_DMA(&hspi2, (uint8_t *) TX_Buffer, 2);
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}
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void setDAC(uint8_t channel, uint16_t val) {
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uint16_t frame = (val & 0x0FFF) | (0x7000 & (channel << 12));
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HAL_SPI_Transmit(&hspi1, (uint8_t * ) & frame, 1, 100);
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}
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/* USER CODE END 0 */
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/**
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* @brief The application entry point.
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* @retval int
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*/
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int main(void) {
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/* USER CODE BEGIN 1 */
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/* USER CODE END 1 */
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/* MCU Configuration--------------------------------------------------------*/
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/* Reset of all peripherals, Initializes the Flash interface and the Systick. */
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HAL_Init();
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/* USER CODE BEGIN Init */
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/* USER CODE END Init */
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/* Configure the system clock */
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SystemClock_Config();
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/* USER CODE BEGIN SysInit */
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/* USER CODE END SysInit */
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/* Initialize all configured peripherals */
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MX_GPIO_Init();
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MX_CRC_Init();
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MX_TIM1_Init();
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MX_DMA_Init();
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MX_TIM3_Init();
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/* USER CODE BEGIN 2 */
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MX_SPI1_Init();
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MX_SPI2_Init();
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TIM1->ARR = 254;
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TIM1->CCR1 = 10;
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TIM1->CCR2 = 10;
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TIM1->CCR3 = 10;
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TIM1->CCR4 = 10;
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TIM1->CCMR1 = 0x6868;
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TIM1->CCMR2 = 0x6868;
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TIM1->CCER = 0x1111;
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TIM1->EGR |= TIM_EGR_UG;
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TIM1->BDTR |= TIM_BDTR_MOE;
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TIM1->CR1 |= TIM_CR1_CEN;
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TIM3->ARR = 254;
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TIM3->CCR1 = 10;
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TIM3->CCR2 = 10;
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TIM3->CCMR1 = 0x6868;
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TIM3->CCER = 0x1111;
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TIM3->EGR |= TIM_EGR_UG;
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TIM3->BDTR |= TIM_BDTR_MOE;
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TIM3->CR1 |= TIM_CR1_CEN;
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_RESET);
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uint16_t frame = 0b1001000000000000;
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HAL_SPI_Transmit(&hspi1, (uint8_t * ) & frame, 1, 100);
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for (int i = 0; i < 6; ++i) {
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setDAC(i, mem[i * 2]);
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}
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TIM1->CCR1 = 0xFF & mem[1];
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TIM1->CCR2 = 0xFF & mem[3];
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TIM1->CCR3 = 0xFF & mem[5];
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TIM1->CCR4 = 0xFF & mem[7];
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TIM3->CCR1 = 0xFF & mem[9];
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TIM3->CCR2 = 0xFF & mem[11];
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_SET);
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HAL_SPI_Receive_DMA(&hspi2, (uint8_t *) RX_Buffer, 1);
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/* USER CODE END 2 */
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/* Infinite loop */
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/* USER CODE BEGIN WHILE */
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while (1) {
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/* USER CODE END WHILE */
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/* USER CODE BEGIN 3 */
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#if 1
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//if(dirty) {
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for (int i = 0; i < 6; ++i) {
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setDAC(i, mem[i * 2]);
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}
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TIM1->CCR1 = 0xFF & mem[1];
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TIM1->CCR2 = 0xFF & mem[3];
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TIM1->CCR3 = 0xFF & mem[5];
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TIM1->CCR4 = 0xFF & mem[7];
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TIM3->CCR1 = 0xFF & mem[9];
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TIM3->CCR2 = 0xFF & mem[11];
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dirty = false;
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//}
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#else
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setDAC(0, 50 << 4);
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setDAC(1, 50 << 4);
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setDAC(2, 50 << 4);
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setDAC(3, 50 << 4);
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setDAC(4, 50 << 4);
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setDAC(5, 50 << 4);
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_SET);
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for (int i = 0; i < sizeof(pwm_lookup); i++) {
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uint8_t j = pwm_lookup[i];
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TIM1->CCR1 = j;
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TIM1->CCR2 = j;
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TIM1->CCR3 = j;
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TIM1->CCR4 = j;
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TIM3->CCR1 = j;
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TIM3->CCR2 = j;
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HAL_Delay(5);
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}
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TIM1->CCR1 = 256;
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TIM1->CCR2 = 256;
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TIM1->CCR3 = 256;
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TIM1->CCR4 = 256;
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TIM3->CCR1 = 256;
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TIM3->CCR2 = 256;
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for (int i = 50; i < 256; i++) {
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setDAC(0, i << 4);
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setDAC(1, i << 4);
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setDAC(2, i << 4);
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setDAC(3, i << 4);
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setDAC(4, i << 4);
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setDAC(5, i << 4);
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HAL_Delay(5);
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}
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HAL_GPIO_WritePin(SIGNAL_LED_GPIO_Port, SIGNAL_LED_Pin, GPIO_PIN_RESET);
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HAL_Delay(200);
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#endif
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}
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/* USER CODE END 3 */
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}
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/**
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* @brief System Clock Configuration
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* @retval None
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*/
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void SystemClock_Config(void) {
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RCC_OscInitTypeDef RCC_OscInitStruct = {0};
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RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
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/** Initializes the RCC Oscillators according to the specified parameters
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* in the RCC_OscInitTypeDef structure.
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*/
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RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
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RCC_OscInitStruct.HSIState = RCC_HSI_ON;
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RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
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RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
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RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
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RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL12;
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RCC_OscInitStruct.PLL.PREDIV = RCC_PREDIV_DIV1;
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if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) {
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Error_Handler();
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}
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/** Initializes the CPU, AHB and APB buses clocks
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*/
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RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_SYSCLK
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| RCC_CLOCKTYPE_PCLK1;
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RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
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RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
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RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
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if(HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK) {
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Error_Handler();
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}
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}
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/* USER CODE BEGIN 4 */
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/* USER CODE END 4 */
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/**
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* @brief This function is executed in case of error occurrence.
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* @retval None
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*/
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void Error_Handler(void) {
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/* USER CODE BEGIN Error_Handler_Debug */
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/* User can add his own implementation to report the HAL error return state */
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__disable_irq();
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while (1) {
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}
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/* USER CODE END Error_Handler_Debug */
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file: pointer to the source file name
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* @param line: assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* USER CODE BEGIN 6 */
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/* User can add his own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* USER CODE END 6 */
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}
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#endif /* USE_FULL_ASSERT */
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