305 lines
9.9 KiB
C
305 lines
9.9 KiB
C
////////// Created by lijie on 2025/2/6.
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#include "mymain.h"
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#define USART2_RX_BUFFER_SIZE 516
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#define USART_REC_LEN 200
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#define USART_EN_RX 1
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#define RXBUFFERSIZE 1
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uint16_t g_usart_rx_sta = 0;
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uint8_t g_usart_rx_buf[USART_REC_LEN];
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uint8_t g_rx_buffer[RXBUFFERSIZE];
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//平均次数
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uint8_t Target_Average_Times = 1;
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uint16_t Receive_Data_Buffer[USART2_RX_BUFFER_SIZE - 1];
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uint16_t USART2_RX_Buffer[USART2_RX_BUFFER_SIZE];
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uint16_t Average_Buffer[USART2_RX_BUFFER_SIZE - 1];
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uint16_t Moving_Buffer[10][USART2_RX_BUFFER_SIZE - 1];
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uint16_t Moving_Average_Buffer[USART2_RX_BUFFER_SIZE - 1];
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uint32_t Receive_Data_Count = 0;
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uint32_t Last_Receive_Data_Count = 0;
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uint32_t shutter_time = 20;
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uint32_t mode = 0;
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float Temperature = 0;
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/* Send_Data_Type
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* 0 发送原始数据
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* 1 发送多次平均数据
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* 2 发送sgi数据
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* 3 发送多次均数据
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* 4 发送滑动平均数据
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*/
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uint32_t Send_Data_Type = 0;
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uint32_t sn = 1699;
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void Communication_Init() {
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__HAL_UART_DISABLE(&huart2);
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HAL_UART_Receive_DMA(&huart2, (uint8_t *)USART2_RX_Buffer, USART2_RX_BUFFER_SIZE*2);
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USART2->CR3 |= USART_CR3_DMAT; // 启用DMA传输
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}
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void Send_Data(uint8_t command,uint8_t *pData, uint16_t Size) {
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if (__HAL_DMA_GET_FLAG(&g_dma_handle, DMA_FLAG_TCIF3_7))
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{
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__HAL_DMA_CLEAR_FLAG(&g_dma_handle, DMA_FLAG_TCIF3_7);
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HAL_UART_DMAStop(&huart1);
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}
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uint8_t send_buff[1024*2];
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uint32_t send_lenth;
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send_lenth = IRIS_Protocol_Pack(command,Size,pData,send_buff);
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// printf("Send_Data: %s\n", send_buff);
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HAL_UART_Transmit_DMA(&huart1,(uint8_t *)send_buff,send_lenth);
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}
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void mymain()
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{
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// HAL_Delay(5000);
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HAL_NVIC_SetPriorityGrouping(2);
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HAL_UART_Receive_IT(&huart1, (uint8_t *)g_rx_buffer, RXBUFFERSIZE);
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setvbuf(stdout, NULL, _IONBF, 0);
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dma_init(DMA2_Stream7, DMA_REQUEST_USART1_TX);
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/////
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// uint8_t p[4] = {0x00,0x01,0x5f,0x90};
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// HAL_UART_Transmit(&huart2,p,4,100);
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DS18B20_Init();
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// led_init();
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Communication_Init();
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// __HAL_UART_DISABLE(&huart2);
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// HAL_UART_Receive_DMA(&huart2, (uint8_t *)USART2_RX_Buffer, USART2_RX_BUFFER_SIZE*2);
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// USART2->CR3 |= USART_CR3_DMAT; // 启用DMA传输
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// LED_OFF;
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// // HAL_GPIO_WritePin(GPIOA,GPIO_PIN_2,0);
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// LED_ON;
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uint32_t Average_Times = 0;
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uint32_t Moving_Average_Times = 0;
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uint32_t a=0;
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while (1) {
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while (mode == 0) {
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commander_run();
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if (Receive_Data_Count != Last_Receive_Data_Count) {
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uint32_t a = Opt_Snenser(90, Receive_Data_Buffer ,USART2_RX_BUFFER_SIZE,shutter_time );
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if (a !=0) shutter_time = a;
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else mode = 1;
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memset(g_usart_rx_buf,0,200);
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g_usart_rx_sta=0;
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}
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}
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while(mode == 1) {
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//处理指令
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commander_run();
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//处理数据
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if (Receive_Data_Count != Last_Receive_Data_Count)
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{
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// Send_Data((uint8_t *)Receive_Data_Buffer,USART2_RX_BUFFER_SIZE*2);
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//2多次平均
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Average_Times ++;
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if(Average_Times <= Target_Average_Times ) {
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for (uint32_t i = 0; i < USART2_RX_BUFFER_SIZE; i++) {
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Average_Buffer[i] = (Average_Buffer[i] * (Average_Times-1) + Receive_Data_Buffer[i]) / Average_Times;
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}
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}else {
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Average_Times = 0;
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}
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//滑动平均
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memcpy(&Moving_Average_Buffer[Moving_Average_Times % 10], Receive_Data_Buffer, USART2_RX_BUFFER_SIZE*2);
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Moving_Average_Times ++;
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for (uint32_t i = 0; i < USART2_RX_BUFFER_SIZE; i++) {
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for (uint32_t j = 0; j < 10; j++) {
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Moving_Average_Buffer[i] += Moving_Buffer[j][i] / 10;
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}
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}
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}
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//按命令发送数据
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if((Send_Data_Type & 0x8000) !=0)
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{
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Send_Data_Type = Send_Data_Type & 0x7FFF;
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uint16_t sgi_result[USART2_RX_BUFFER_SIZE];
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// printf("AAA");
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switch (Send_Data_Type)
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{
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case 0:
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Send_Data(0x61,(uint8_t *)Receive_Data_Buffer,515*2);
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break;
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case 1:
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Send_Data(0x61,(uint8_t *)Average_Buffer,515*2);
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break;
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case 2:
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sgi(Receive_Data_Buffer,sgi_result);
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Send_Data(0x61,(uint8_t *)sgi_result,515*2);
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break;
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case 3:
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sgi(Average_Buffer,sgi_result);
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Send_Data(0x61,(uint8_t *)sgi_result,515*2);
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break;
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case 4:
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Send_Data(0x61,(uint8_t *)Moving_Average_Buffer,515*2);
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break;
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}
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Send_Data_Type = Send_Data_Type & 0x7FFF;
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}
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// if ( a == 1300 * 15) {
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// Temperature = DS18B20_GetTemperature();
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// printf("Temperatureqqq: %f\n", Temperature);
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// a = 0;
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// }
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a++;
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}
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}
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}
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void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
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{
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// 当DMA接收完成时，这个回调函数会被触发
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if (huart->Instance == USART2)
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{
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__HAL_UART_DISABLE(&huart2);
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memcpy(Receive_Data_Buffer, USART2_RX_Buffer+2, USART2_RX_BUFFER_SIZE*2);
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Receive_Data_Count ++;
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HAL_UART_Receive_DMA(&huart2, (uint8_t *)USART2_RX_Buffer, USART2_RX_BUFFER_SIZE*2);
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}
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if(huart->Instance == USART1)
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{
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g_usart_rx_buf[g_usart_rx_sta] = g_rx_buffer[0];
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g_usart_rx_sta++;
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HAL_UART_Receive_IT(&huart1, (uint8_t *)g_rx_buffer, RXBUFFERSIZE);
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}
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}
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void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
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{
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if (GPIO_Pin == GPIO_PIN_0)
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{
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__HAL_UART_ENABLE(&huart2);
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}
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}
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void commander_run(void)
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{
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if(g_usart_rx_sta > 7)
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{
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uint16_t data_length = g_usart_rx_sta & 0x3fff;
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uint8_t data_type = 0;
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uint8_t command_data[USART_REC_LEN] = {0};
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// data_length = IRIS_Cut_Befor_Header(g_usart_rx_buf,data_length);
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int ret = IRIS_STM32_Protocol_Unpack(g_usart_rx_buf,data_length,&data_type,command_data);
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if (ret > 0) {
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switch(data_type)
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{
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// 获取设备信息
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case 0x50: {
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// printf("hello \n");
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uint8_t str[8];
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str[0] = 'I';
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str[1] = 'S';
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str[2] = '3';
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str[3] = '-';
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str[4] = '0'+ sn/1000%10;
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str[5] = '0'+ sn/100%10;
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str[6] = '0'+ sn/10%10;
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str[7] = '0'+ sn%10;
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// printf("shutter_time %d\n",shutter_time);
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Send_Data(0x50,str,8);
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break;
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}
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//设置曝光时间
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case 0x51: {
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shutter_time = command_data[0]<<24 | command_data[1]<<16 | command_data[2]<<8 | command_data[3];
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Send_Shutter_Time(shutter_time);
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// memset()
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Send_Data(0x51,command_data,4);
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break;
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}
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//自动曝光
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case 0x52:{
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mode = 0;
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Send_Data(0x52,command_data,1);
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break;
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}
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//获取曝光时间
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case 0x53:{
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uint8_t st[5];
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// memcpy(st,&shutter_time,4);
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st[3] = shutter_time & 0xff;
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st[2] = (shutter_time >> 8) & 0xff;
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st[1] = (shutter_time >> 16) & 0xff;
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st[0] = (shutter_time >> 24) & 0xff;
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st[4] = Send_Data_Type & 0x7FFF;
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// printf("shutter_time %d\n",shutter_time);
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Send_Data(0x53,st,5);
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break;
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}
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//获取温度
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case 0x54: {
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// 将Temperature的值转换为uint8_t数组，并将其作为参数传递给Send_Data函数。
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uint8_t temp[4];
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Temperature = DS18B20_GetTemperature();
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memcpy(&temp[0],(uint8_t *)&Temperature + 3,1);
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memcpy(&temp[1],(uint8_t *)&Temperature + 2,1);
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memcpy(&temp[2],(uint8_t *)&Temperature + 1,1);
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memcpy(&temp[3],(uint8_t *)&Temperature + 0,1);
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Send_Data(0x54,temp,4);
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break;
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}
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//开启快门
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case 0x55: {
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Shutter_Open(command_data[0]);
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Send_Data(0x55,command_data,1);
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break;
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}
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//关闭快门
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case 0x56: {
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Shutter_Close(command_data[0]);
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Send_Data(0x56,command_data,1);
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break;
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}
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//设置数据处理方式
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case 0x60: {
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Send_Data_Type = command_data[0];
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Target_Average_Times = command_data[1]<<24 | command_data[2]<<16 | command_data[3]<<8 | command_data[4];
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Send_Data(0x60,command_data,5);
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break;
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}
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//获取数据
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case 0x61: {
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Send_Data_Type = Send_Data_Type | 0x8000;
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break;
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}
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}
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}
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memset(g_usart_rx_buf,0,200);
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g_usart_rx_sta=0;
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}
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} |