289 lines
6.8 KiB
C
289 lines
6.8 KiB
C
#include "uart_dev.h"
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
|
|
device_handle g_gw485_uart2_handle;
|
|
device_handle g_bat485_uart3_handle;
|
|
device_handle g_debug_uart4_handle;
|
|
|
|
static uint8_t Debug_in_buff[200];
|
|
static uint8_t Gw485_in_buff[200];
|
|
static uint8_t Bat485_in_buff[200];
|
|
|
|
uint8_t rx_gw485_buf[1];
|
|
uint8_t rx_bat485_buf[1];
|
|
|
|
static uint8_t debug_out_buff[100];
|
|
|
|
/**
|
|
* @brief 串口信息初始化，串口号及波特率.
|
|
* @param uart_index 对应的硬件串口号
|
|
* @param uart_baudrate 波特率
|
|
*/
|
|
uart_device_info uart_devices[]={
|
|
[0] = {
|
|
.init = 0,
|
|
.uart_index = GW485_UART_INDEX,
|
|
.uart_baudrate = 115200,
|
|
},
|
|
[1] = {
|
|
.init = 0,
|
|
.uart_index = BAT485_UART_INDEX,
|
|
.uart_baudrate = 115200,
|
|
},
|
|
[2] = {
|
|
.init = 0,
|
|
.uart_index = DEBUG_UART_INDEX,
|
|
.uart_baudrate = 115200,
|
|
},
|
|
};
|
|
|
|
static device_handle uart_dev_init(uartIndex_e uart_index, uint8_t *buff, int buff_size);
|
|
static void uart_init(uartIndex_e uart_index, uint32_t baud);
|
|
static u_int8_t uart_putchar(device_handle device, char ch);
|
|
|
|
|
|
/**
|
|
* @brief 初始化串口设备.
|
|
* @param uart_index 初始化串口号
|
|
* @param buff 串口循环buff地址
|
|
* @param buff_size 串口循环buff对应大小
|
|
* @retval 串口句柄
|
|
*/
|
|
device_handle uart_dev_init(uartIndex_e uart_index, uint8_t *buff, int buff_size)
|
|
{
|
|
int i = 0;
|
|
for (; i < ELEMENT_OF(uart_devices); i++) {
|
|
if (uart_devices[i].uart_index == uart_index) {
|
|
if (!uart_devices[i].init) {
|
|
InitRingQueue(&uart_devices[i].uart_ring_queue, buff, buff_size);
|
|
uart_init(uart_index, uart_devices[i].uart_baudrate);
|
|
|
|
uart_devices[i].init = 1;
|
|
}
|
|
return (device_handle)(&uart_devices[i]);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* @brief 串口硬件初始化.
|
|
* @param uart_index 串口号
|
|
* @param baud 波特率
|
|
* @retval None
|
|
*/
|
|
void uart_init(uartIndex_e uart_index, uint32_t baud)
|
|
{
|
|
if (uart_index == GW485_UART_INDEX) {
|
|
HD_GW485_Init(baud);
|
|
} else if (uart_index == BAT485_UART_INDEX) {
|
|
HD_BAT485_Init(baud);
|
|
} else if (uart_index == DEBUG_UART_INDEX) {
|
|
HD_DEBUG_Uart_Init(baud);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief 关闭串口
|
|
* @param uart_index 串口号
|
|
* @retval None
|
|
*/
|
|
void uart_close(uartIndex_e uart_index)
|
|
{
|
|
if(uart_index == GW485_UART_INDEX){
|
|
HAL_UART_MspDeInit(&huart2);
|
|
}else if(uart_index == BAT485_UART_INDEX){
|
|
HAL_UART_MspDeInit(&huart3);
|
|
}else if(uart_index == DEBUG_UART_INDEX){
|
|
HAL_UART_MspDeInit(&huart4);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief 发送一个字节.
|
|
* @param uart_index 串口号
|
|
* @param ch 待发送字符
|
|
* @retval 1 成功 0失败
|
|
*/
|
|
static u_int8_t uart_putchar(device_handle device, char ch)
|
|
{
|
|
|
|
int ret = HAL_ERROR;
|
|
|
|
uart_device_info *device_info = (uart_device_info *)device;
|
|
if((!device) || (!device_info->init))
|
|
return 0;
|
|
|
|
if (device_info->uart_index == GW485_UART_INDEX) {
|
|
ret = HAL_UART_Transmit(&huart2, (uint8_t*)&ch, 1, 10);
|
|
} else if (device_info->uart_index == BAT485_UART_INDEX) {
|
|
ret = HAL_UART_Transmit(&huart3, (uint8_t*)&ch, 1, 10);
|
|
} else if (device_info->uart_index == DEBUG_UART_INDEX) {
|
|
ret = HAL_UART_Transmit(&huart4, (uint8_t*)&ch, 1, 10);
|
|
}
|
|
|
|
if (ret == HAL_OK) {
|
|
return 1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief 发送字符串.
|
|
* @param uart_index 串口号
|
|
* @param str 待发送字符串地址
|
|
* @retval None
|
|
*/
|
|
void uart_sendstr(device_handle device, char *str)
|
|
{
|
|
while ((*str) != (char )0u) {
|
|
if (*str == ASCII_CHAR_LINE_FEED){
|
|
uart_putchar(device, (ASCII_CHAR_CARRIAGE_RETURN));
|
|
uart_putchar(device, ASCII_CHAR_LINE_FEED);
|
|
str++;
|
|
}else{
|
|
uart_putchar(device, *str++);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief 调试串口 .
|
|
* @param 可变参
|
|
* @retval Null
|
|
*/
|
|
void debug_printf(char *format, ...)
|
|
{
|
|
memset(debug_out_buff, 0, sizeof(debug_out_buff));
|
|
va_list va_ptr;
|
|
va_start(va_ptr, format);
|
|
vsprintf((char*)debug_out_buff, (char const *)format, va_ptr);
|
|
va_end(va_ptr);
|
|
|
|
uart_sendstr(g_debug_uart4_handle, (char*)debug_out_buff);
|
|
}
|
|
|
|
/**
|
|
* @brief 初始化调试串口.
|
|
* @retval None
|
|
*/
|
|
void Init_debug_uart(void)
|
|
{
|
|
g_debug_uart4_handle = uart_dev_init(DEBUG_UART_INDEX, Debug_in_buff, sizeof(Debug_in_buff));
|
|
}
|
|
|
|
/**
|
|
* @brief 初始化向下通信对电池pack串口.
|
|
* @retval None
|
|
*/
|
|
void Init_BAT485_uart(uint32_t baud)
|
|
{
|
|
uart_devices[1].uart_baudrate = baud;
|
|
g_bat485_uart3_handle = uart_dev_init(BAT485_UART_INDEX, Bat485_in_buff, sizeof(Bat485_in_buff));
|
|
}
|
|
|
|
/**
|
|
* @brief 初始化向上对网关通信485串口.
|
|
* @retval None
|
|
*/
|
|
void Init_GW485_uart(uint32_t baud)
|
|
{
|
|
uart_devices[0].uart_baudrate = baud;
|
|
g_gw485_uart2_handle = uart_dev_init(GW485_UART_INDEX, Gw485_in_buff, sizeof(Gw485_in_buff));
|
|
}
|
|
|
|
/**
|
|
* @brief 从串口设备循环buff读取一个数据.
|
|
* @param device 串口句柄
|
|
* @retval 读取到的字符
|
|
*/
|
|
uint8_t uart_dev_in_char(device_handle device)
|
|
{
|
|
uart_device_info *device_info = (uart_device_info *)device;
|
|
char c = 0;
|
|
|
|
if (uart_dev_char_present(device))
|
|
OutRingQueue(&device_info->uart_ring_queue, (u_int8_t*)&c);
|
|
return c;
|
|
}
|
|
|
|
/**
|
|
* @brief 判断串口设备循环buff是否有数据.
|
|
* @param device 串口句柄
|
|
* @retval 0 空 1有数据
|
|
*/
|
|
int uart_dev_char_present(device_handle device)
|
|
{
|
|
uart_device_info *device_info = (uart_device_info *)device;
|
|
|
|
if((!device) || (!device_info->init))
|
|
return 0;
|
|
|
|
return !RingQueueEmpty(&device_info->uart_ring_queue);
|
|
}
|
|
|
|
/**
|
|
* @brief 串口多字节堵塞发送.
|
|
* @param device 串口句柄
|
|
* @param data 待发送数据
|
|
* @param len 待发送数据长度
|
|
* @retval None
|
|
*/
|
|
void uart_dev_write(device_handle device, void *data, int len)
|
|
{
|
|
for (int i = 0; i < len; i++) {
|
|
uart_putchar(device, ((char *)data)[i]);
|
|
}
|
|
}
|
|
void HAL_UART_RxCpltCallback(UART_HandleTypeDef *huart)
|
|
{
|
|
if (huart->Instance == USART2) {
|
|
gw485_RxIt();
|
|
}
|
|
else if (huart->Instance == USART3) {
|
|
bat485_RxIt();
|
|
}
|
|
}
|
|
|
|
|
|
void HAL_UART_TxCpltCallback(UART_HandleTypeDef *huart)
|
|
{
|
|
if (huart->Instance == USART2) {
|
|
gw485_TxIt();
|
|
}
|
|
else if (huart->Instance == USART3) {
|
|
bat485_TxIt();
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
* @brief 开启向上对网关通信485串口的中断接收.
|
|
* @retval None
|
|
*/
|
|
void start_gw485Rx_It(void)
|
|
{
|
|
HAL_UART_Receive_IT(&huart2, rx_gw485_buf, 1);
|
|
}
|
|
|
|
/**
|
|
* @brief 开启向下通信对电池pack串口的中断接收.
|
|
* @retval None
|
|
*/
|
|
void start_bat485Rx_It(void)
|
|
{
|
|
HAL_UART_Receive_IT(&huart3, rx_bat485_buf, 1);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|