1 /*
2  * Copyright (c) 2021-2024 RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2022-06-02     supperthomas first version
9  * 2024-12-08     wumingzi     support rt_hw_us_delay
10  */
11 
12 #ifndef __BOARD_H__
13 #define __BOARD_H__
14 
15 #include <rtconfig.h>
16 #include "rttypes.h"
17 
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
21 void rt_hw_board_init(void);
22 void rt_hw_us_delay(rt_uint32_t us);
23 
24 #ifdef __cplusplus
25 }
26 #endif
27 #endif