hal_delay.h
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1 /**
2  ****************************************************************************************
3  *
4  * @file hal_delay.h
5  *
6  * @brief PERIPHERAL API DELAY DRIVER
7  *
8  ****************************************************************************************
9  * @attention
10  #####Copyright (c) 2019 GOODIX
11  All rights reserved.
12 
13  Redistribution and use in source and binary forms, with or without
14  modification, are permitted provided that the following conditions are met:
15  * Redistributions of source code must retain the above copyright
16  notice, this list of conditions and the following disclaimer.
17  * Redistributions in binary form must reproduce the above copyright
18  notice, this list of conditions and the following disclaimer in the
19  documentation and/or other materials provided with the distribution.
20  * Neither the name of GOODIX nor the names of its contributors may be used
21  to endorse or promote products derived from this software without
22  specific prior written permission.
23 
24  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
25  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
28  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34  POSSIBILITY OF SUCH DAMAGE.
35  ****************************************************************************************
36  */
37 
38 #ifndef ___DELAY_H__
39 #define ___DELAY_H__
40 
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44 
45 #include "gr5405.h"
46 
47 /**
48  ****************************************************************************************
49  * @brief Function for delaying execution for number of microseconds. x is based on
50  * Cortex-M4, and this function is based on Data Watchpoint and Trace (DWT) unit.
51  * @param[in] number_of_us: number of microseconds
52  ****************************************************************************************
53  */
54 void delay_us(uint32_t number_of_us);
55 
56 /**
57  ****************************************************************************************
58  * @brief Function for delaying execution for number of milliseconds. x is based on
59  * Cortex-M4, and this function is based on Data Watchpoint and Trace (DWT) unit.
60  * @param[in] number_of_ms: number of milliseconds
61  ****************************************************************************************
62  */
63 void delay_ms(uint32_t number_of_ms);
64 
65 #ifdef __cplusplus
66 }
67 #endif
68 
69 #endif /* ___DELAY_H__ */
gr5405.h
delay_us
void delay_us(uint32_t number_of_us)
Function for delaying execution for number of microseconds. x is based on Cortex-M4,...
delay_ms
void delay_ms(uint32_t number_of_ms)
Function for delaying execution for number of milliseconds. x is based on Cortex-M4,...