#include?“global.h“

/*
?*@?使用SysTick的普通計數(shù)模式對延遲進行管理
?*@?包括delay_usdelay_ms??
?*@?修正了中斷中調用出現(xiàn)死循環(huán)的錯誤
?*@?防止延時不準確采用do?while結構!?
?*/

static?u8??fac_us=0;????????????????????//us延時倍乘數(shù)
static?u16?fac_ms=0;????????????????????//ms延時倍乘數(shù)

/*初始化延遲函數(shù)*/
void?delay_init（u8?SYSCLK）
{
	SysTick->CTRL&=0xfffffffb;??????????//選擇內部時鐘?HCLK/8
	fac_us=SYSCLK/8;		????
	fac_ms=（u16）fac_us*1000;
}								????
/*
?*@?延時Nms
?*@?注意Nms的范圍
?*@?Nms<=0xffffff*8/SYSCLK
?*@?對72M條件下Nms<=1864?
?*/
void?delay_ms（u16?nms）
{	?		??	??
	u32?temp;		???
	SysTick->LOAD=（u32）nms*fac_ms;???????//時間加載
	SysTick->VAL?=0x00;??????????????????//清空計數(shù)器
	SysTick->CTRL=0x01?;?????????????????//開始倒數(shù)??
	do
	{
		temp=SysTick->CTRL;
	}
	while（temp&0x01&&!（temp&（1<<16）））;????//等待時間到達???
	SysTick->CTRL=0x00;???????????????????//關閉計數(shù)器
	SysTick->VAL?=0X00;???????????????????//清空計數(shù)器	??	????
}???
/*延時Nus*/								???
void?delay_us（u32?Nus）
{		
	u32?temp;	????	?
	SysTick->LOAD=Nus*fac_us;?????????????//時間加載	??		?
	SysTick->VAL=0x00;????????????????????//清空計數(shù)器
	SysTick->CTRL=0x01?;??????????????????//開始倒數(shù)?	?
	do
	{
		temp=SysTick->CTRL;
	}
	while（temp&0x01&&!（temp&（1<<16）））;????//等待時間到達???
	SysTick->CTRL=0x00;???????????????????//關閉計數(shù)器
	SysTick->VAL?=0X00;???????????????????//清空計數(shù)器	????
}??

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

????..A.SH.??????4264??2011-10-09?11:02??Usart_TCP_互轉_靜態(tài)IP\list\vssver2.scc

?????文件????????374??2013-03-13?20:42??Usart_TCP_互轉_靜態(tài)IP\log\log.txt

?????文件????????497??2013-03-14?01:14??Usart_TCP_互轉_靜態(tài)IP\prj\Jlink?Regs?CM3.txt

?????文件?????118351??2013-12-08?01:01??Usart_TCP_互轉_靜態(tài)IP\prj\JlinkLog.txt

?????文件????????285??2011-06-23?11:02??Usart_TCP_互轉_靜態(tài)IP\prj\JlinkSettings.ini

????.......?????69583??2013-12-24?13:39??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvgui.htx

????.......????182311??2013-12-25?00:02??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvgui.tony

????.......?????77535??2013-12-24?12:03??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvgui_htx.bak

????.......????176282??2013-12-23?21:07??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvgui_tony.bak

????.......?????28649??2013-12-25?00:02??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvopt

????.......?????23040??2013-12-25?00:02??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp.uvproj

?????文件??????20035??2013-12-24?19:16??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp_stm-tcp.dep

????.......?????28674??2013-12-24?13:39??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp_uvopt.bak

????.......?????23110??2013-12-24?13:39??Usart_TCP_互轉_靜態(tài)IP\prj\stm-tcp_uvproj.bak

????..A.SH.???????449??2011-10-09?11:02??Usart_TCP_互轉_靜態(tài)IP\prj\vssver2.scc

?????文件???????1441??2013-03-14?00:54??Usart_TCP_互轉_靜態(tài)IP\src\delay.c

?????文件????????153??2013-03-14?00:53??Usart_TCP_互轉_靜態(tài)IP\src\delay.h

?????文件??????17862??2013-03-14?01:14??Usart_TCP_互轉_靜態(tài)IP\src\enc28j60\enc28j60.c

?????文件??????11277??2013-03-09?13:18??Usart_TCP_互轉_靜態(tài)IP\src\enc28j60\enc28j60.h

?????文件???????1984??2013-03-14?01:05??Usart_TCP_互轉_靜態(tài)IP\src\enc28j60\spi_enc28j60.c

?????文件????????201??2013-02-20?17:21??Usart_TCP_互轉_靜態(tài)IP\src\enc28j60\spi_enc28j60.h

?????文件???????2739??2013-02-20?17:05??Usart_TCP_互轉_靜態(tài)IP\src\exti.c

?????文件?????????92??2011-06-23?17:59??Usart_TCP_互轉_靜態(tài)IP\src\exti.h

?????文件???????4600??2013-03-14?00:50??Usart_TCP_互轉_靜態(tài)IP\src\global.c

?????文件???????4171??2013-12-24?13:25??Usart_TCP_互轉_靜態(tài)IP\src\global.h

?????文件???????1156??2013-02-20?17:46??Usart_TCP_互轉_靜態(tài)IP\src\gpio.c

?????文件????????163??2013-02-20?17:45??Usart_TCP_互轉_靜態(tài)IP\src\gpio.h

?????文件??????40882??2013-12-24?13:39??Usart_TCP_互轉_靜態(tài)IP\src\main.c

?????文件??????14294??2012-03-27?13:18??Usart_TCP_互轉_靜態(tài)IP\src\main.c.orig

?????文件?????????49??2013-03-13?21:56??Usart_TCP_互轉_靜態(tài)IP\src\main.h

............此處省略418個文件信息