main.c
/* USER CODE BEGIN Header */
/**
******************************************************************************
* @file : main.c
* @brief : Main program body
******************************************************************************
STM32CubeIDE 1.4.0
MCU STM32F303K8T6 64Mhz(内部発信）
TIM2=回転数計算用
TIM3=イグニッションSCRトリガーONパルス PB4
TIM6 COMP2割込み停止時間
TIM7 COMP4割込み停止時間
6500rpm以上 35.5度即時点火
COMP2_INP BTDC12.5立上り PA7
COMP4_INP 35.5度立ち上が PB0
DAC1_OUT2 LoOfset電圧 PA5
DAC2_OUT1 HiOfset電圧 PA6
ADC_CH1_IN 吸気圧 PA0
******************************************************************************
*/
/* USER CODE END Header */
/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "adc.h"
#include "comp.h"
#include "dac.h"
#include "tim.h"
#include "usart.h"
#include "gpio.h"
/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */
#include "string.h"
/* USER CODE END Includes */
/* Private typedef -----------------------------------------------------------*/
/* USER CODE BEGIN PTD */
#define BACKUP_FLASH_SECTOR_NUM FLASH_DATA
#define BACKUP_FLASH_SECTOR_SIZE 1024*2
/* USER CODE END PTD */
/* Private define ------------------------------------------------------------*/
/* USER CODE BEGIN PD */
/* USER CODE END PD */
/* Private macro -------------------------------------------------------------*/
/* USER CODE BEGIN PM */
/* USER CODE END PM */
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
void SystemClock_Config(void);
/* USER CODE BEGIN PFP */
/* USER CODE END PFP */
/* Private user code ---------------------------------------------------------*/
/* USER CODE BEGIN 0 */
//FLASH書込み関数
uint8_t map_delay[512] = {0}; //0~385 マップテーブル 500~513 Hi BTDC 文字列
void FLASHEx_Erase_writ(void)
{
FLASH_EraseInitTypeDef EraseInitStruct;
uint32_t PAGEError,i;
uint32_t Address = 0x800F800;
EraseInitStruct.TypeErase = FLASH_TYPEERASE_PAGES;
EraseInitStruct.PageAddress = 0x800F800 ;
EraseInitStruct.NbPages = 1;
HAL_FLASH_Unlock();
HAL_FLASHEx_Erase(&EraseInitStruct, &PAGEError);
for(i=0; i<512; i+=4){ //1024
HAL_FLASH_Program( FLASH_TYPEPROGRAM_WORD, Address+i,*(uint32_t*) (map_delay +i)); //FLASH_TYPEPROGRAM_BYTE,
}
HAL_FLASH_Lock();
}
uint8_t flag_ADC_chek = 0; //==1 吸気負圧取り込み中
//uint16_t AD_C1MAX = 0; //吸気負圧
uint8_t flag_stat = 0; //キックスタート時 12.5°点火
uint8_t monitor[4]={0}; //モニター転送用
uint32_t tim2_value = 0; //TIM2 値保存
uint8_t flag_run = 0; //=1 連続回転中
//uint8_t flag_lowrpm = 0; //=1 アイドリング
uint8_t flag_ignition = 0; //点火処中 = 1
uint8_t COMP2_flag = 0; //COMP2 = 1 割込み停止
uint8_t COMP4_flag = 0; //COMP4 = 1 割込み停止
uint8_t ADC_value[3]={0}; //ADC_value[0]=読出し値 ADC_value[1]=最大値値 8bit
/* USER CODE END 0 */
/**
* @brief The application entry point.
* @retval int
*/
int main(void)
{
/* USER CODE BEGIN 1 */
uint32_t RPMmap; //マップテーブルアドレス
uint8_t uart_answer[5]; //コマンド受信用
uint8_t flag_UART = 0; //通信中=1
uint8_t S_buf[3]; //コマンド送信用
float Calcu_temp; //fpu使用時計算用
uint32_t delaypulse; //35.5よりの点火遅延パルス数
HAL_StatusTypeDef uart_return;
/* 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_ADC1_Init();
MX_COMP2_Init();
MX_COMP4_Init();
MX_DAC1_Init();
MX_DAC2_Init();
MX_TIM2_Init();
MX_TIM3_Init();
MX_TIM6_Init();
MX_TIM7_Init();
MX_USART1_UART_Init();
/* USER CODE BEGIN 2 */
HAL_ADCEx_Calibration_Start(&hadc1 , ADC_SINGLE_ENDED);
//オフセ�?ト電圧
HAL_DAC_Start(&hdac1, DAC_CHANNEL_2);
HAL_DAC_Start(&hdac2, DAC_CHANNEL_1);
HAL_DAC_SetValue(&hdac1, DAC_CHANNEL_2, DAC_ALIGN_12B_R, 600); //600 0.5v 1200設定電圧0.99V 1800 1.41v
HAL_DAC_SetValue(&hdac2, DAC_CHANNEL_1, DAC_ALIGN_12B_R, 600); //600 0.5v 1200設定電圧0.99V
//Flashのテーブルルマップをramにコピー
memcpy(map_delay, (uint8_t*)0x800F800, 512);
//COMP開�?
HAL_COMP_Start_IT(&hcomp2);
HAL_COMP_Start_IT(&hcomp4);
__HAL_COMP_COMP2_EXTI_DISABLE_FALLING_EDGE(); //COMP2 EXTIラインの立ち下がりを無効
__HAL_COMP_COMP4_EXTI_DISABLE_FALLING_EDGE(); //COMP2 EXTIラインの立ち下がりを無効
//タイマ割込み
LL_TIM_EnableIT_UPDATE(TIM2); //カウントアプ割り込み
LL_TIM_EnableIT_UPDATE(TIM3); //カウントアプ割り込み
LL_TIM_EnableIT_CC1(TIM3); //CH1割り込み
LL_TIM_EnableIT_UPDATE(TIM6); //カウントアプ割り込み
LL_TIM_EnableIT_UPDATE(TIM7); //カウントアプ割り込み
HAL_ADC_Start(&hadc1); //ADC
/* USER CODE END 2 */
/* Infinite loop */
/* USER CODE BEGIN WHILE */
while (1)
{
if(flag_run == 1){ //点火タイミング計算
/****回転数計算*/
Calcu_temp = (float)tim2_value;
RPMmap = (uint32_t)19200000.0f / Calcu_temp; //RPM = RPMmap*100
monitor[0] = RPMmap; //モニター用回転数 monitor[0]*100rpm
if(flag_ignition == 1){ //点火タイミング
//テーブルアドレス
if(RPMmap <=10){ //1000rpm以下
RPMmap =10;
}
if(RPMmap ==10){ //マップテーブルアドレスに変換
RPMmap =0;
}
else{
RPMmap = (RPMmap-10)*7; //
}
switch (ADC_value[1]) { //負荷オフセット設定
case 0 ... 96: //高負荷
break;
case 97 ... 111:
RPMmap =RPMmap+1;
break;
case 112 ... 127:
RPMmap =RPMmap+2;
break;
case 128 ... 143:
RPMmap =RPMmap+3;
break;
case 144 ... 159:
RPMmap =RPMmap+4;
break;
case 160 ... 207: //パーシャル
RPMmap =RPMmap+5;
break;
case 208 ... 255: //エンジンブレーキ
RPMmap =RPMmap+6;
break;
}
delaypulse = map_delay[RPMmap]; //マップテーブル読出
monitor[1] = delaypulse; //遅延BTDCモニター用
/* 低速時処理取りやめ 21/5/16*/
/* if (RPMmap >= 42 & flag_lowrpm ==0){
flag_lowrpm =1;
flag_ignition = 0;
}
*/
//0.1度パルス計算 フロート
Calcu_temp = (float)tim2_value/3600.0f; //0.1 度パルス数
delaypulse =(uint32_t)(Calcu_temp*(float)delaypulse); //遅延パルス数
//点火タイミング待 割込みではなくループ
// if (flag_lowrpm == 0){ //flag_lowrpm
while(delaypulse > LL_TIM_GetCounter(TIM2)){
}
LL_TIM_EnableCounter(TIM3); //TIM3 点火用SCRトリガーパルス
flag_ignition = 0;
// }
} //点火タイミング計算END
/*負圧ＡDCデーター*/
if (flag_ADC_chek == 1){
/*ADC_value[0]=読出値 ADC_value[1]=最大値 8bit*/
if(HAL_ADC_PollForConversion(&hadc1, 100) == HAL_OK) //変換完了
{
ADC_value[0] = (uint8_t )HAL_ADC_GetValue(&hadc1); //8bit設定
if( ADC_value[0] > ADC_value[1] ){
ADC_value[1] = ADC_value[0];
monitor[2] = ADC_value[1]; //vacuumモニター用
}
}
}
if(flag_UART == 1) //モニター
{
if(__HAL_UART_GET_FLAG(&huart1,UART_FLAG_RXNE) == 1){
HAL_UART_Receive(&huart1, uart_answer , 1, 2);
switch (uart_answer[0])
{
case 'O': //モニタ終了
flag_UART = 0;
break;
case 'M': //モニタ送信
monitor[2] = ADC_value[1]; //vacuumモニター用
HAL_UART_Transmit(&huart1, monitor,3 ,0xf ); //
break;
}
}
}
} //回転中処理 END
else //停止中通信コマンド
{
if(flag_UART == 1)
{
if(__HAL_UART_GET_FLAG(&huart1,UART_FLAG_RXNE) == 1){
HAL_UART_Receive(&huart1, uart_answer , 1, 2);
switch (uart_answer[0])
{
case 'O': //UART接続モニタ終了
flag_UART = 0;
break;
case 'R': //全読み出
HAL_UART_Transmit(&huart1,map_delay, 385,0xfff );
break;
case 'W': //書込み
S_buf[0] = 'W';
HAL_UART_Transmit(&huart1,S_buf, 1,0xfff );
uart_return = HAL_UART_Receive(&huart1, map_delay , 512, 500); //
if (uart_return == HAL_TIMEOUT)
{
S_buf[0] = 'S';
HAL_UART_Transmit( &huart1, S_buf, 1, 10 );
}
else if (uart_return == HAL_OK)
{
FLASHEx_Erase_writ(); //FLASH保存
S_buf[0] = 'E';
HAL_UART_Transmit( &huart1, S_buf, 1, 10 );
}
break;
case 'M': //UARTモニタ
HAL_UART_Transmit(&huart1,monitor, 3,0xf );
break;
}//switch END
}
}
}
//UART接続
if(flag_UART == 0)
{
if(__HAL_UART_GET_FLAG(&huart1,UART_FLAG_RXNE) == 1) //受信
{
HAL_UART_Receive(&huart1, uart_answer , 1, 10);
if (uart_answer[0] == 'S') //接続受信あり処理
{
flag_UART = 1;
S_buf[0] = 'S';
HAL_UART_Transmit( &huart1, S_buf, 1, 10 );
HAL_UART_Transmit( &huart1, &map_delay[500] ,4, 10 ); //接続時保存BTDC送信 &map_delay[500]はアドレスにて
}
}
} //UART接続END
}
/* USER CODE END WHILE */
/* USER CODE BEGIN 3 */
/* USER CODE END 3 */
}
/**
* @brief System Clock Configuration
* @retval None
*/
void SystemClock_Config(void)
{
RCC_OscInitTypeDef RCC_OscInitStruct = {0};
RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
RCC_PeriphCLKInitTypeDef PeriphClkInit = {0};
/** Initializes the CPU, AHB and APB busses clocks
*/
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
RCC_OscInitStruct.HSIState = RCC_HSI_ON;
RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI;
RCC_OscInitStruct.PLL.PLLMUL = RCC_PLL_MUL16;
if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
{
Error_Handler();
}
/** 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();
}
PeriphClkInit.PeriphClockSelection = RCC_PERIPHCLK_USART1|RCC_PERIPHCLK_ADC12;
PeriphClkInit.Usart1ClockSelection = RCC_USART1CLKSOURCE_PCLK1;
PeriphClkInit.Adc12ClockSelection = RCC_ADC12PLLCLK_DIV1;
if (HAL_RCCEx_PeriphCLKConfig(&PeriphClkInit) != HAL_OK)
{
Error_Handler();
}
}
/* USER CODE BEGIN 4 */
void HAL_COMP_TriggerCallback(COMP_HandleTypeDef *hcomp)
{
/* Prevent unused argument(s) compilation warning */
UNUSED(hcomp);
/* NOTE : This function should not be modified, when the callback is needed,
the HAL_COMP_TriggerCallback should be implemented in the user file
*/
}
/* USER CODE END 4 */
/**
* @brief This function is executed in case of error occurrence.
* @retval None
*/
void Error_Handler(void)
{
/* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */
/* USER CODE END Error_Handler_Debug */
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(char *file, uint32_t line)
{
/* USER CODE BEGIN 6 */
/* User can add his own implementation to report the file name and line number,
tex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* USER CODE END 6 */
}
#endif /* USE_FULL_ASSERT */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/