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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>一套嵌入式系统的题,做做看! (转载)      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;flowerwind&nbsp;(windflower),&nbsp;信区:&nbsp;Embedded&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;一套嵌入式系统的题,做做看!&nbsp;(转载)&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Wed&nbsp;Nov&nbsp;&nbsp;7&nbsp;23:28:49&nbsp;2001)&nbsp;<br />&nbsp;<br />【&nbsp;以下文字转载自&nbsp;DCST&nbsp;讨论区&nbsp;】&nbsp;<br />发信人:&nbsp;flowerwind&nbsp;(windflower),&nbsp;信区:&nbsp;DCST&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;一套嵌入式系统的题,做做看!&nbsp;(转载)&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Wed&nbsp;Nov&nbsp;&nbsp;7&nbsp;23:25:12&nbsp;2001)&nbsp;<br />&nbsp;<br />发信人:&nbsp;flowerwind&nbsp;(windflower),&nbsp;信区:&nbsp;CSArch&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;一套嵌入式系统的题,做做看!&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Wed&nbsp;Nov&nbsp;&nbsp;7&nbsp;23:22:01&nbsp;2001)&nbsp;<br />&nbsp;<br />4.&nbsp;If&nbsp;you&nbsp;wanted&nbsp;to&nbsp;clear&nbsp;the&nbsp;second-least&nbsp;significant&nbsp;bit&nbsp;(bit&nbsp;1,&nbsp;starting&nbsp;<br />&nbsp;at&nbsp;0)&nbsp;of&nbsp;an&nbsp;8-bit&nbsp;byte,&nbsp;what&nbsp;is&nbsp;the&nbsp;&quot;mask&quot;&nbsp;byte?&nbsp;&nbsp;Provide&nbsp;code&nbsp;in&nbsp;C&nbsp;or&nbsp;gene&nbsp;<br />ric&nbsp;assembler.&nbsp;<br />5.&nbsp;(a)&nbsp;Explain&nbsp;what&nbsp;the&nbsp;letters&nbsp;of&nbsp;&quot;PID&quot;&nbsp;mean&nbsp;in&nbsp;a&nbsp;feedback-based&nbsp;control&nbsp;sy&nbsp;<br />stem&nbsp;and&nbsp;give&nbsp;the&nbsp;effect&nbsp;of&nbsp;each&nbsp;on&nbsp;the&nbsp;controlled&nbsp;system.&nbsp;<br />&nbsp;<br />--&nbsp;<br />&nbsp;<br />※&nbsp;来源:·BBS&nbsp;水木清华站&nbsp;smth.org·[FROM:&nbsp;166.111.156.224]&nbsp;<br /><a href="00000001.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="00000003.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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