50 lines
1.9 KiB
C
50 lines
1.9 KiB
C
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/******************** (C) COPYRIGHT 2020 GEEKIMU *******************************
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* File Name : delay.h
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* Current Version : V2.0 & ST 3.5.0
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* Author : zhanli 719901725@qq.com & JustFeng.
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* Date of Issued : 2015.5.15 zhanli : Create
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* Comments : STM32ϵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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********************************************************************************/
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#ifndef _DELAY_H_
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#define _DELAY_H_
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#include <stdint.h>
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/**----------------------------------------------------------------------
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* Function : Delay_Init
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* Author : zhanli&719901725@qq.com
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* Description : <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD>ucos<EFBFBD><EFBFBD>
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* Date : 2015/2/13 zhanli
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*---------------------------------------------------------------------**/
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void Delay_Init(void);
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/**----------------------------------------------------------------------
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* Function : Delay_DeInit
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* Author : zhanli&719901725@qq.com
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* Description : <EFBFBD><EFBFBD><EFBFBD>³<EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD>ucos<EFBFBD><EFBFBD>
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* Date : 2015/2/13 zhanli
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*---------------------------------------------------------------------**/
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void Delay_DeInit(void);
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/**----------------------------------------------------------------------
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* Function : Delay_Ms(uint32_t ms)
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* Description : <EFBFBD><EFBFBD>ʱn<EFBFBD><EFBFBD><EFBFBD>룬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ȡֵ<EFBFBD><EFBFBD><EFBFBD>ܴ<EFBFBD><EFBFBD><EFBFBD>1864.SysTick->LOADΪ
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24λ<EFBFBD>Ĵ<EFBFBD><EFBFBD><EFBFBD>,<EFBFBD><EFBFBD><EFBFBD><EFBFBD>,<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱΪ:
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nms <= 0xffffff * 8 * 1000 / SYSCLK; SYSCLK<EFBFBD><EFBFBD>λΪHz,nms<EFBFBD><EFBFBD>
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λΪms.<EFBFBD><EFBFBD>Ӧ72M<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ,nms<=1864nms<EFBFBD><EFBFBD>
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* Author : zhanli&719901725@qq.com
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* Date : 2015/2/13 zhanli
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*---------------------------------------------------------------------**/
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void Delay_Ms(uint32_t ms);
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/**----------------------------------------------------------------------
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* Function : Delay_Us(uint32_t nus)
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* Description : <EFBFBD><EFBFBD>ʱn<EFBFBD>룬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>ȡֵ<EFBFBD><EFBFBD><EFBFBD>ܴ<EFBFBD><EFBFBD><EFBFBD>1864us
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* Author : zhanli&719901725@qq.com
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* Date : 2015/2/13 zhanli
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*---------------------------------------------------------------------**/
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void Delay_Us(uint32_t nus);
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#endif /* _DELAY_H_ */
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