1 /******************************************************************************
2  * Copyright (c) 2022 Telink Semiconductor (Shanghai) Co., Ltd. ("TELINK")
3  * All rights reserved.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License");
6  * you may not use this file except in compliance with the License.
7  * You may obtain a copy of the License at
8  *
9  *   http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  *
17  *****************************************************************************/
18 
19 /********************************************************************************************************
20  * @file	stimer.c
21  *
22  * @brief	This is the source file for B91
23  *
24  * @author	Driver Group
25  *
26  *******************************************************************************************************/
27 #include "stimer.h"
28 /**
29  * @brief     This function performs to set delay time by us.
30  * @param[in] microsec - need to delay.
31  * @return    none
32 */
33 _attribute_ram_code_sec_noinline_
delay_us(unsigned int microsec)34  void delay_us(unsigned int microsec)
35 {
36 	unsigned long t = stimer_get_tick();
37 	while(!clock_time_exceed(t, microsec)){
38 	}
39 }
40 
41 /*
42  * @brief     This function performs to set delay time by ms.
43  * @param[in] millisec - need to delay.
44  * @return    none
45 */
46 _attribute_ram_code_sec_noinline_
delay_ms(unsigned int millisec)47  void delay_ms(unsigned int millisec)
48 {
49 	unsigned long t = stimer_get_tick();
50 	while(!clock_time_exceed(t, millisec*1000)){
51 	}
52 }
53