#include?“delay.h“

#define?clock_source?48????//時鐘頻率填寫到這里（單位MHz）????

void?delay_us（u32?us）{?//uS微秒級延時程序
	SysTick_disableInterrupt（）;???//禁用時鐘中斷
	SysTick_setPeriod（us*clock_source）;	//加載計數值
	SysTick->VAL=0x00;???????????//清空計數器
	SysTick_enableModule（）;???//使能系統時鐘
	while（SysTick_getValue（）&（us*clock_source））;
	SysTick->VAL=0x00;????????//清空計數器
	SysTick_disableModule（）;//關閉計數
}

void?delay_ms（u16?ms）{?//mS毫秒級延時程序?		??	??
	while（?ms--?!=?0）{
		delay_us（1000）;	
	}
}

void?delay_s（u16?s）{?//S秒級延時程序?		??	??
	while（?s--?!=?0）{
		delay_ms（1000）;	
	}
}?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-06-03?16:27??Basic\
?????目錄???????????0??2018-06-03?15:06??Basic\Delay\
?????文件?????????653??2018-06-03?15:06??Basic\Delay\delay.c
?????文件?????????150??2018-06-03?13:51??Basic\Delay\delay.h
?????文件????????1512??2018-06-03?16:27??Basic\main.h
?????目錄???????????0??2018-06-14?16:31??Basic\SystemInit\
?????文件????????3542??2018-06-14?16:31??Basic\SystemInit\SystemInit.c
?????文件?????????279??2018-06-03?13:38??Basic\SystemInit\SystemInit.h
?????目錄???????????0??2018-06-03?15:37??Hardware\
?????目錄???????????0??2018-06-03?15:19??Hardware\LED\
?????文件????????1065??2018-06-03?15:19??Hardware\LED\LED.c
?????文件?????????137??2018-06-03?14:55??Hardware\LED\led.h
?????目錄???????????0??2018-06-03?17:53??Hardware\OLED\
?????文件???????10821??2018-06-03?17:27??Hardware\OLED\bmp.h
?????文件????????6635??2018-06-03?17:32??Hardware\OLED\oled.c
?????文件????????2413??2018-06-03?17:31??Hardware\OLED\oled.h
?????文件???????14366??2018-06-03?17:53??Hardware\OLED\oledfont.h
?????目錄???????????0??2018-06-03?14:03??Library\
?????文件???????19343??2016-01-21?14:51??Library\adc14.c
?????文件???????47705??2016-01-21?14:51??Library\adc14.h
?????文件???????10884??2016-01-21?14:51??Library\aes256.c
?????文件???????18187??2016-01-21?14:51??Library\aes256.h
?????文件???????10268??2016-01-21?14:51??Library\comp_e.c
?????文件???????31519??2016-01-21?14:51??Library\comp_e.h
?????文件???????11345??2016-01-21?14:51??Library\cpu.c
?????文件????????2829??2016-01-21?14:51??Library\cpu.h
?????文件????????4462??2016-01-21?14:51??Library\crc32.c
?????文件???????10125??2016-01-21?14:51??Library\crc32.h
?????文件???????26697??2016-01-21?14:51??Library\cs.c
?????文件???????34005??2016-01-21?14:51??Library\cs.h
?????文件????????3264??2016-01-21?14:51??Library\debug.h
............此處省略92個文件信息