rt-thread/bsp/stm32/stm32mp157a-st-discovery/board/ports/drv_rs485.h

26 lines
426 B
C

/*
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-10-24 thread-liu first version
*/
#ifndef __DRV_RS485_H__
#define __DRV_RS485_H__
#ifdef __cplusplus
extern "C" {
#endif
#define RS485_SEND_MODE 0
#define RS485_RECV_MODE 1
#ifdef __cplusplus
}
#endif
#endif /* drv_rs485.h */