1 /*
2  * Copyright (c) 2006-2023, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2020-08-20     Abbcc        first version
9  */
10 
11 #ifndef __DRV_USART_H__
12 #define __DRV_USART_H__
13 
14 #include <rtthread.h>
15 #include "rtdevice.h"
16 #include <rthw.h>
17 #include <drv_common.h>
18 #include <board.h>
19 
20 int rt_hw_usart_init(void);
21 
22 #endif  /* __DRV_USART_H__ */
23