126 lines
3.9 KiB
C
126 lines
3.9 KiB
C
|
/*****************************************************************************
|
|||
|
|
* @copyright 2024-2024, . POWER SUPPLY CO., LTD.
|
|||
|
|
* @file drv_uart.h
|
|||
|
|
* @brief 串口底层驱动程序
|
|||
|
|
* @author Gary
|
|||
|
|
* @date 2024/09/02
|
|||
|
|
* @remark 初修订
|
|||
|
|
*****************************************************************************/
|
|||
|
|
|
|||
|
|
#ifndef DRY_UART_H
|
|||
|
|
#define DRY_UART_H
|
|||
|
|
|
|||
|
|
#include <stdint.h>
|
|||
|
|
#include <pthread.h>
|
|||
|
|
#include <unistd.h>
|
|||
|
|
#include "drv_comm.h"
|
|||
|
|
#include "bsp_rtdb.h"
|
|||
|
|
// 波特率
|
|||
|
|
typedef enum
|
|||
|
|
{
|
|||
|
|
kUart_Baud_Start = 0,
|
|||
|
|
kUart_Baud_115200 = kUart_Baud_Start,
|
|||
|
|
kUart_Baud_57600,
|
|||
|
|
kUart_Baud_38400,
|
|||
|
|
kUart_Baud_19200,
|
|||
|
|
kUart_Baud_9600,
|
|||
|
|
kUart_Baud_4800,
|
|||
|
|
kUart_Baud_2400,
|
|||
|
|
kUart_Baud_1800,
|
|||
|
|
kUart_Baud_1200,
|
|||
|
|
kUart_Baud_600,
|
|||
|
|
kUart_Baud_300,
|
|||
|
|
kUart_Baud_200,
|
|||
|
|
kUart_Baud_150,
|
|||
|
|
kUart_Baud_End
|
|||
|
|
} uart_baud_e;
|
|||
|
|
|
|||
|
|
// 校验位
|
|||
|
|
typedef enum
|
|||
|
|
{
|
|||
|
|
kUart_Parity_Start = 0,
|
|||
|
|
kUart_Parity_None = kUart_Parity_Start,
|
|||
|
|
kUart_Parity_Odd,
|
|||
|
|
kUart_Parity_Even,
|
|||
|
|
kUart_Parity_Mark,
|
|||
|
|
kUart_Parity_Space,
|
|||
|
|
kUart_Parity_End
|
|||
|
|
} uart_parity_e;
|
|||
|
|
|
|||
|
|
// 停止位
|
|||
|
|
typedef enum
|
|||
|
|
{
|
|||
|
|
kUart_Stop_Start = 0,
|
|||
|
|
kUart_Stop_1 = kUart_Stop_Start,
|
|||
|
|
kUart_Stop_2,
|
|||
|
|
kUart_Stop_End
|
|||
|
|
} uart_stop_e;
|
|||
|
|
|
|||
|
|
// 数据位
|
|||
|
|
typedef enum
|
|||
|
|
{
|
|||
|
|
kUart_Data_Start = 0,
|
|||
|
|
kUart_Data_5 = kUart_Data_Start,
|
|||
|
|
kUart_Data_6,
|
|||
|
|
kUart_Data_7,
|
|||
|
|
kUart_Data_8,
|
|||
|
|
kUart_Data_End
|
|||
|
|
} uart_data_e;
|
|||
|
|
|
|||
|
|
// 流控制
|
|||
|
|
typedef enum
|
|||
|
|
{
|
|||
|
|
kUart_Flow_Start = 0,
|
|||
|
|
kUart_Flow_Disable = kUart_Flow_Start,
|
|||
|
|
kUart_Flow_Hardware_Enable,
|
|||
|
|
kUart_Flow_Software_Enable,
|
|||
|
|
kUart_Flow_End
|
|||
|
|
} uart_flow_e;
|
|||
|
|
|
|||
|
|
// 串口驱动结构体
|
|||
|
|
typedef struct
|
|||
|
|
{
|
|||
|
|
int32_t fd; // 串口对应的标识符
|
|||
|
|
uint8_t uartId; // COM口对应序号
|
|||
|
|
uint8_t address[MAX_UART_ADDR_LEN]; // 通道驱动地址
|
|||
|
|
uint16_t uId; // 设备序号
|
|||
|
|
conn_status_e status; // 连接状态 0：离线， 1：在线
|
|||
|
|
uart_data_e data; // 数据位
|
|||
|
|
uart_stop_e stop; // 停止位
|
|||
|
|
uart_baud_e baud; // 波特率
|
|||
|
|
uart_parity_e parity; // 校验位
|
|||
|
|
uart_flow_e flow; // 流控制
|
|||
|
|
uint16_t timeout; // 超时时间(milisecond)
|
|||
|
|
uint16_t error_cnt; // 超时次数
|
|||
|
|
uint32_t send_len; // 发送的数据长度
|
|||
|
|
uint32_t recv_len; // 接收的数据长度
|
|||
|
|
uint8_t send_buf[MAX_UART_DATA_LEN]; // 发送数据buffer数组
|
|||
|
|
uint8_t recv_buf[MAX_UART_DATA_LEN]; // 接收数据buffer数组
|
|||
|
|
} uart_lib_t;
|
|||
|
|
|
|||
|
|
/*****************************************************************************
|
|||
|
|
* @brief 打开串口驱动
|
|||
|
|
* @param[in] p_uart: 串口驱动结构体指针
|
|||
|
|
* @return 0-成功 1-失败
|
|||
|
|
*****************************************************************************/
|
|||
|
|
int32_t drvUartOpen(uart_lib_t* p_uart);
|
|||
|
|
/*****************************************************************************
|
|||
|
|
* @brief 关闭串口驱动
|
|||
|
|
* @param[in] p_uart: 串口驱动结构体指针
|
|||
|
|
* @return 0-成功 1-失败
|
|||
|
|
*****************************************************************************/
|
|||
|
|
int32_t drvUartClose(uart_lib_t* p_uart);
|
|||
|
|
/*****************************************************************************
|
|||
|
|
* @brief 串口驱动发送
|
|||
|
|
* @param[in] p_uart: 串口驱动结构体指针
|
|||
|
|
* @return 0-成功 1-失败
|
|||
|
|
*****************************************************************************/
|
|||
|
|
int32_t drvUartSend(uart_lib_t* p_uart);
|
|||
|
|
/*****************************************************************************
|
|||
|
|
* @brief 串口驱动接收
|
|||
|
|
* @param[in] p_uart: 串口驱动结构体指针
|
|||
|
|
* @return 0-成功 1-失败
|
|||
|
|
*****************************************************************************/
|
|||
|
|
int32_t drvUartRecv(uart_lib_t* p_uart);
|
|||
|
|
|
|||
|
|
#endif
|