1 /*
2  * Copyright (c) 2006-2022, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author            Notes
8  * 2021-01-28     iysheng           first version
9  */
10 
11 #ifndef __DRV_COMM_H__
12 #define __DRV_COMM_H__
13 
14 #ifdef __cplusplus
15 extern "C" {
16 #endif
17 
18 #ifndef ARRAY_SIZE
19 #define ARRAY_SIZE(x)    (sizeof(x) / sizeof(x[0]))
20 #endif
21 
22 #ifdef __cplusplus
23 }
24 #endif
25 
26 #endif /* __DRV_HWTIMER_H__ */
27 
28