00000004.htm

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<?xml version="1.0" encoding="gb2312"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"/><title>Re: 请问pSOS中的ev_send()!!!!!!!!!!!!! turbolinux </title></head><body><center><h1>BBS 水木清华站∶精华区</h1></center><a name="top"></a>发信人:&nbsp;doot&nbsp;(ltt),&nbsp;信区:&nbsp;Embedded&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;Re:&nbsp;请问pSOS中的ev_send()!!!!!!!!!!!!!!!!!&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Wed&nbsp;Oct&nbsp;25&nbsp;19:33:09&nbsp;2000)&nbsp;<br />&nbsp;<br />延迟函数可以用bsp中提供的DelayNmsec(n)&nbsp;<br />函数,其中n为要延迟的毫秒数。&nbsp;<br />我对高层的东西不太清楚,下次问一下我同学,&nbsp;<br />我编BSP,他写高层。&nbsp;<br />【&nbsp;在&nbsp;aaag&nbsp;(今日无米!!)&nbsp;的大作中提到:&nbsp;】&nbsp;<br />∶<i>&nbsp;我也考虑了这个问题,但是发现好像在ev_receive&nbsp;之前ev_send就执行了,&nbsp;</i><br />∶<i>&nbsp;所以我想是没接到,因此ev_send&nbsp;就停在那了,但我不清楚怎样在ev_send&nbsp;</i><br />∶<i>&nbsp;执行之前进行延迟,我用了for&nbsp;(t=1,t&lt;1000,t++)的几层嵌套循环,来延时,&nbsp;</i><br />∶<i>&nbsp;但发现还是不行,有没有函数来延时的?sleep??&nbsp;</i><br />∶<i>&nbsp;我的程序:&nbsp;</i><br />∶<i>&nbsp;if&nbsp;(t_create(PPPD_NAME,&nbsp;PPPD_PRIO,&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;PPPD_SYSSTACK,&nbsp;PPPD_USRSTACK,&nbsp;PPPD_FLAGS,&nbsp;&amp;Tid)&nbsp;!=&nbsp;0)&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;syslog(LOG_ERR,&nbsp;&quot;Task&nbsp;creation&nbsp;error&quot;);&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;-1;&nbsp;</i><br />∶<i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}&nbsp;</i><br />∶<i>&nbsp;...................&nbsp;</i><br />&nbsp;<br />--&nbsp;<br />&nbsp;<br />※&nbsp;来源:·BBS&nbsp;水木清华站&nbsp;smth.org·[FROM:&nbsp;202.117.114.8]&nbsp;<br /><a href="00000003.htm">上一篇</a><a href="javascript:history.go(-1)">返回上一页</a><a href="index.htm">回到目录</a><a href="#top">回到页首</a><a href="00000005.htm">下一篇</a></h1></center><center><h1>BBS 水木清华站∶精华区</h1></center></body></html>

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