mirror of
https://github.com/DashyFox/StackSport.git
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294 lines
7.6 KiB
C
294 lines
7.6 KiB
C
/*
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* UART3_Handler.c
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*
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* Created on: Sep 12, 2024
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* Author: DashyFox
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*/
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#include "UART3_Handler.h"
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#include "UART3_CMD_Handler.h"
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#include "Print.h"
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#include "SimpleTimer.h"
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uint8_t uart_rx_buffer[UART_BUFFER_SIZE];
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uint8_t uart_rx_buffer_out[UART_BUFFER_SIZE];
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volatile uint8_t uart_rx_comlite = 0;
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extern UART_HandleTypeDef huart3;
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void UART3_CMD_Handler(uint8_t *dataPtr, uint8_t len);
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void UART3_START() {
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HAL_UART_Receive_DMA(&huart3, uart_rx_buffer, UART_BUFFER_SIZE);
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}
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volatile uint32_t last_rx_time = 0;
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volatile uint32_t rx_complete_timeout = 10;
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volatile uint32_t old_pos = 0;
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volatile uint16_t rx_index = 0;
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extern DMA_HandleTypeDef hdma_usart3_rx;
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void handle_rx_complete(uint8_t *data, uint16_t len)
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{
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// Проверка, если данных пришло меньше двух байт
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if (len < 2) {
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char error_msg[64];
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snprintf(error_msg, sizeof(error_msg),
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"Received less than 2 bytes: len = %d\n", len);
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CDC_Transmit_FS((uint8_t*) error_msg, strlen(error_msg));
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return;
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}
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// // Распечатать пришедший буфер с указанием номеров байт
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// char byte_msg[128];
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// snprintf(byte_msg, sizeof(byte_msg), "Received buffer (%d bytes):\n", len);
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// CDC_Transmit_FS((uint8_t*) byte_msg, strlen(byte_msg));
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//
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// for (uint16_t i = 0; i < len; i++) {
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// char byte_info[32];
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// snprintf(byte_info, sizeof(byte_info), "Byte %d: 0x%02X\n", i, data[i]);
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// CDC_Transmit_FS((uint8_t*) byte_info, strlen(byte_info));
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// }
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// Проверка 0xF0
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if (data[0] != 0xF0) {
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char error_msg[64];
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snprintf(error_msg, sizeof(error_msg),
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"Wrong fix 0xF0: received 0x%02X\n", data[0]);
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CDC_Transmit_FS((uint8_t*) error_msg, strlen(error_msg));
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return;
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}
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// Проверка длины пакета
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uint8_t length = data[1];
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if (length + 3 > UART_BUFFER_SIZE) {
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char error_msg[128];
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snprintf(error_msg, sizeof(error_msg),
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"Packet length exceeds buffer size: received length = %d, max size = %d\n",
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length + 3, UART_BUFFER_SIZE);
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CDC_Transmit_FS((uint8_t*) error_msg, strlen(error_msg));
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return;
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}
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// Проверка контрольной суммы
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uint16_t checksum = 0;
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for (uint8_t i = 0; i < length + 2; i++) {
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checksum += data[i];
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}
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checksum %= 0xFF;
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if (checksum != data[length + 2]) {
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char error_msg[64];
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snprintf(error_msg, sizeof(error_msg),
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"Wrong checksum: calculated 0x%02X, received 0x%02X\n",
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checksum, data[length + 2]);
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CDC_Transmit_FS((uint8_t*) error_msg, strlen(error_msg));
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return;
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}
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// CDC_Transmit_FS((uint8_t*)"\n\n", 2);
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uint8_t *data_ptr = &data[2];
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UART3_CMD_Handler(data_ptr, length);
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}
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void handle_rx_data(uint8_t* data, uint16_t len)
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{
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if (len > 0)
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{
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if(!rx_index){
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memset(uart_rx_buffer_out, 0x00, UART_BUFFER_SIZE);
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}
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memcpy(uart_rx_buffer_out+rx_index, data, len);
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rx_index += len;
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// uint8_t ff = 0xFF;
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// CDC_Transmit_FS(&ff, 1);
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}
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}
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void process_uart_data(uint32_t old_pos, uint32_t new_pos)
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{
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if (new_pos > old_pos)
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{
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// Обрабатываем данные между old_pos и new_pos
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handle_rx_data(&uart_rx_buffer[old_pos], new_pos - old_pos);
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}
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else
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{
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// Обрабатываем данные от old_pos до конца буфера и от начала до new_pos
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handle_rx_data(&uart_rx_buffer[old_pos], UART_BUFFER_SIZE - old_pos);
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handle_rx_data(&uart_rx_buffer[0], new_pos);
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}
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}
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volatile uint8_t rx_in_progress = 0;
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void check_uart3_timeout(void)
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{
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}
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void UART3_Handler() {
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uint32_t pos = UART_BUFFER_SIZE - __HAL_DMA_GET_COUNTER(&hdma_usart3_rx);
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if (pos != old_pos)
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{
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last_rx_time = millis();
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rx_in_progress = 1;
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process_uart_data(old_pos, pos);
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old_pos = pos;
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}
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else if (rx_in_progress && (millis() - last_rx_time) > rx_complete_timeout)
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{
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handle_rx_complete(uart_rx_buffer_out, rx_index);
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rx_index = 0;
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last_rx_time = millis();
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rx_in_progress = 0;
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}
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}
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void SendResponse(uint8_t command, uint8_t result, uint8_t *data, uint8_t data_length) {
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uint8_t response_buffer[64];
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uint8_t index = 0;
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response_buffer[index++] = 0xF0; // Начальный байт
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response_buffer[index++] = data_length + 2; // Длина данных + 2 байта (команда, результат)
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response_buffer[index++] = command; // Команда
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response_buffer[index++] = result; // Результат
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if (data != NULL && data_length > 0) {
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for (uint8_t i = 0; i < data_length; i++) {
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response_buffer[index++] = data[i];
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}
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}
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uint16_t checksum = 0;
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for (uint8_t i = 0; i < index; i++) {
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checksum += response_buffer[i];
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}
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checksum %= 0xFF;
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response_buffer[index++] = checksum;
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// // Печать пакета в CDC с нумерацией байт
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// char byte_msg[128];
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// snprintf(byte_msg, sizeof(byte_msg), "Sending response buffer (%d bytes):\n", index);
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// CDC_Transmit_FS((uint8_t*) byte_msg, strlen(byte_msg));
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//
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// for (uint8_t i = 0; i < index; i++) {
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// char byte_info[32];
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// snprintf(byte_info, sizeof(byte_info), "Byte %d: 0x%02X\n", i, response_buffer[i]);
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// CDC_Transmit_FS((uint8_t*) byte_info, strlen(byte_info));
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// }CDC_Transmit_FS((uint8_t*) "\n\n", 2);
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HAL_UART_Transmit(&huart3, response_buffer, index, HAL_MAX_DELAY);
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}
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void UART3_CMD_Handler(uint8_t *dataPtr, uint8_t len) {
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uint8_t command = dataPtr[0];
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if(command != 0xb5){
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print("Received command: ");
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printNumber(command);
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print("\nParameters: [");
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for (uint8_t i = 1; i < len; i++) {
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printNumber(dataPtr[i]);
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if (i < len - 1) {
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print(", ");
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}
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}
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print("]\n");
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}
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switch (command) {
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case 10:
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UART3_SaveShot(dataPtr, len);
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break;
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case 11:
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UART3_SaveProgram(dataPtr, len);
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break;
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case 12:
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UART3_SaveMacro(dataPtr, len);
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break;
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case 100:
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UART3_StartMacro(dataPtr, len);
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break;
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case 101:
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UART3_StartProgram(dataPtr, len);
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break;
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case 102:
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UART3_StartShot(dataPtr, len);
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break;
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case 110:
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UART3_Stop(dataPtr, len);
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break;
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case 13:
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UART3_DeleteShot(dataPtr, len);
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break;
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case 14:
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UART3_DeleteProgram(dataPtr, len);
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break;
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case 15:
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UART3_DeleteMacro(dataPtr, len);
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break;
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case 120:
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UART3_DeleteAllData(dataPtr, len);
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break;
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case 180:
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UART3_GetDeviceStatus(dataPtr, len);
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break;
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case 200:
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UART3_SetServoOffset(dataPtr, len);
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break;
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case 204:
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UART3_GetServoOffset(dataPtr, len);
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break;
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case 201:
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UART3_SetServoMaxAngle(dataPtr, len);
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break;
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case 202:
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UART3_SetServoMinAngle(dataPtr, len);
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break;
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case 203:
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UART3_MoveServoToInitialPosition(dataPtr, len);
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break;
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case 206:
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UART3_SetStartupDelay(dataPtr, len);
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break;
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case 207:
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UART3_GetStartupDelay(dataPtr, len);
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break;
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case 210:
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UART3_SetMinRollerSpeed(dataPtr, len);
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break;
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case 211:
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UART3_GetMinRollerSpeed(dataPtr, len);
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break;
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case 212:
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UART3_SetMinScrewSpeed(dataPtr, len);
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break;
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case 213:
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UART3_GetMinScrewSpeed(dataPtr, len);
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break;
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case 214:
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UART3_SetServoInvertFlag(dataPtr, len);
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break;
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case 215:
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UART3_GetServoInvertFlag(dataPtr, len);
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break;
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case 181:
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UART3_ReadStatistics(dataPtr, len);
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break;
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case 121:
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UART3_ResetStatistics(dataPtr, len);
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break;
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default:
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print("Unknown command");
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break;
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}
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}
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