4d_ObstacleRadarDroneCAN/Core/inc/usart.h

/**
 * @file usart.h
 * @author chenjun (chenjun@radareye.com.cn)
 * @brief
 * @version 0.1
 * @date 2024-04-22
 *
 * @copyright Copyright (c) 2024
 *
 */

#ifndef __USART_H__
#define __USART_H__

#define UART2_PORT (GPIOA)
#define UART2_TX_PIN (GPIO_PIN_2)
#define UART2_RX_PIN (GPIO_PIN_3)

#define UART1_PORT (GPIOB)
#define UART1_TX_PIN (GPIO_PIN_6)
#define UART1_RX_PIN (GPIO_PIN_7)

#define MAX_RECV_SIZE (8192)

enum
{
  E_IDLE_EVENT,
  E_HALF_EVENT,
  E_FULL_EVENT,
};

typedef struct uart_data
{
  rt_sem_t sem;
  int index;
  int type;
  uint32_t recv_len;
  bool frame_complete ; // 帧接收完成标志
  uint8_t buff[MAX_RECV_SIZE];

} ts_UartData;

extern ts_UartData uart2_rdata;

void usart_init(void);
#endif /*__USART_H__*/