#ifndef __HARD_IMU_UART3_H
#define __HARD_IMU_UART3_H

#include <stdbool.h>
#include <stdint.h>


// HDMA 必须4字节对齐
// 接收IMU数据的DMA数组的长度-定长
#define UART3_RECIEVE_LENDTH 512
#define UART3_TX_MAX_LENGTH 512

extern uint8_t USART3_DMA_Recieve_Buf[UART3_RECIEVE_LENDTH];
extern uint8_t USART3_Tx_Buf[UART3_TX_MAX_LENGTH];

void imu_uart3_init(unsigned int bps);
void UART3_Put_Char(unsigned char data);

void open_usart3_dma_tx(unsigned short count);

bool usart3_tx_isbusy(void);

void control_board_led_on(void);

#endif