moyuhai
119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/*!
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* \file uart.c
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*
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* \brief Target uart implementation
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*
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* \copyright Revised BSD License, see section \ref LICENSE.
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*
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* \code
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*
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* _ __ _ ________ _
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* | |/ /(_)___ / ____/ /_ (_)___
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* | // / __ \/ / / __ \/ / __ \
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* / |/ / / / / /___/ / / / / /_/ /
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* /_/|_/_/_/ /_/\____/_/ /_/_/ .___/
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* /_/
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* (C) 2022-2025 XinChip
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*
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* \endcode
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*
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* \author ( XinChip ) Alex-J
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*
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* \author ( XinChip )
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*/
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/*-----------------------------------------------------------------------------------
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INCLUDE HEADE FILES
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------------------------------------------------------------------------------------*/
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#include "uart.h"
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#include "xc_drv_uart.h"
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/*------------------------------------------------------------------------------------
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Macros
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-------------------------------------------------------------------------------------*/
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/*------------------------------------------------------------------------------------
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Global Variables
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-------------------------------------------------------------------------------------*/
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uint8_t only_read_charactertics_buffer[5];
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uint8_t only_read_charactertics_buffer_length = 5;
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ring_buffer_t uart0_ring_buff;
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uint8_t buffer[5] = {0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
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uint8_t uart0_buff[UART0_BUFFER_LEN];
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extern bool buffer_complet_flag;
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//
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void uart_receive_cb(uint8_t *buff, uint16_t len)
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{
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// static uint8_t cnt = 0;
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// for (int i = 0; i < len; i++) {
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// // uart_user_ctl.r_buff[cnt++] = buff[i];
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// // uart_user_ctl.r_len++;
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// ring_buffer_queue(&uart0_ring_buff, buff[i]);
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// }
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// // if (cnt == sizeof(uart_user_ctl.r_buff))
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// {
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// //uart_user_ctl.rx_done = true;
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// cnt = 0;
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// }
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}
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///
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void scan_uart(uint8_t *arr)
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{
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uint8_t uart_handle = UART0_IDX;
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buffer_complet_flag=false;
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// 组帧：帧头 + 数据 + 校验
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uint8_t frame[6]; // 1字节帧头 + 4字节数据 + 1字节校验位
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frame[0] = 0xAA; // 帧头标志
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for (uint8_t i = 0; i < 4; i++)
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{
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frame[1 + i] = arr[i]; // 填充数据
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}
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// 校验位：简单累加校验
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uint8_t checksum = 0;
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for (uint8_t i = 0; i < 5; i++) // 帧头和数据
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{
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checksum += frame[i];
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}
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frame[5] = checksum; // 校验位
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//DEBUG("fff\n");
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//LOGI("ffff\r\n");
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// 发送帧
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xc_uart_send_data(uart_handle, frame, 6); // 发送完整帧
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// DEBUG("temp[0]:%d,temp[1]:%d,temp[2]:%d,temp[3]:%d,temp[4]:%d,temp[5]:%d\n",frame[0],frame[1],frame[2],frame[3],frame[4],frame[5]);
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}
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void scan_uart_ota(uint8_t *arr){
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uint8_t uart_handle = UART0_IDX;
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buffer_complet_flag = false; // 清除标志
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xc_uart_send_data(uart_handle, arr,139); // 发送完整帧
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}
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void scan_uart_usr(uint8_t *arr){
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uint8_t uart_handle = UART0_IDX;
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buffer_complet_flag = false; // 清除标志
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xc_uart_send_data(uart_handle, arr,arr[1]); // 发送完整帧
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}
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