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<html><head><title>饮水思源精华区</title><Content-type: text/html; charset=gb2312><link rel=stylesheet type=text/css href="bbsdl.css"></head><table cellspacing=0 class=title width=90%><th class=title align=left width=20%>饮水思源站</th><th class=title align=center width=60%>文章阅读</th><th class=title align=right width=20%>精华区离线浏览</th></tr></table><hr><table align=center cellspacing=1 class=doc><tr><td>发信人:&nbsp;fangf&nbsp;(方方),&nbsp;信区:&nbsp;DSP<br>标&nbsp;&nbsp;题:&nbsp;如&nbsp;何&nbsp;选&nbsp;择&nbsp;嵌&nbsp;入&nbsp;式&nbsp;微&nbsp;处&nbsp;理&nbsp;器&nbsp;(一)<br>发信站:&nbsp;饮水思源站&nbsp;(Sat&nbsp;Jun&nbsp;&nbsp;5&nbsp;10:35:43&nbsp;1999)&nbsp;,&nbsp;站内信件<br>每&nbsp;个&nbsp;人&nbsp;都&nbsp;知&nbsp;道&nbsp;什&nbsp;么&nbsp;是PC，&nbsp;但&nbsp;很&nbsp;多&nbsp;人&nbsp;不&nbsp;明&nbsp;白&nbsp;什&nbsp;么&nbsp;是&nbsp;嵌&nbsp;入&nbsp;式&nbsp;<br>系&nbsp;统&nbsp;和&nbsp;嵌&nbsp;入&nbsp;式&nbsp;微&nbsp;处&nbsp;理&nbsp;器。&nbsp;与PC&nbsp;制&nbsp;造&nbsp;者&nbsp;不&nbsp;一&nbsp;样，&nbsp;嵌&nbsp;入&nbsp;式&nbsp;系&nbsp;<br>统&nbsp;的&nbsp;工&nbsp;程&nbsp;师&nbsp;不&nbsp;得&nbsp;不&nbsp;自&nbsp;己&nbsp;设&nbsp;计&nbsp;自&nbsp;己&nbsp;的&nbsp;系&nbsp;统。&nbsp;与&nbsp;全&nbsp;球PC&nbsp;市&nbsp;场&nbsp;<br>不&nbsp;同，&nbsp;没&nbsp;有&nbsp;一&nbsp;种&nbsp;微&nbsp;处&nbsp;理&nbsp;器&nbsp;和&nbsp;微&nbsp;处&nbsp;理&nbsp;器&nbsp;公&nbsp;司&nbsp;可&nbsp;以&nbsp;主&nbsp;导&nbsp;嵌&nbsp;入<br>&nbsp;式&nbsp;系&nbsp;统，&nbsp;仅&nbsp;以32&nbsp;位&nbsp;的CPU&nbsp;而&nbsp;言，&nbsp;就&nbsp;有100&nbsp;种&nbsp;以&nbsp;上&nbsp;嵌&nbsp;入&nbsp;式&nbsp;微&nbsp;处&nbsp;<br>理&nbsp;器。&nbsp;那&nbsp;么，&nbsp;在&nbsp;设&nbsp;计&nbsp;手&nbsp;持&nbsp;电&nbsp;话、&nbsp;传&nbsp;真&nbsp;机、&nbsp;机&nbsp;器&nbsp;人、&nbsp;打&nbsp;印&nbsp;机<br>&nbsp;和&nbsp;网&nbsp;络&nbsp;路&nbsp;由&nbsp;器&nbsp;等&nbsp;应&nbsp;用&nbsp;产&nbsp;品&nbsp;时，&nbsp;应&nbsp;如&nbsp;何&nbsp;选&nbsp;择&nbsp;嵌&nbsp;入&nbsp;式&nbsp;微&nbsp;处&nbsp;<br>理&nbsp;器&nbsp;呢&nbsp;？&nbsp;<br><br>----&nbsp;仅&nbsp;有&nbsp;一&nbsp;种&nbsp;答&nbsp;案，&nbsp;那&nbsp;就&nbsp;是&nbsp;选&nbsp;择&nbsp;是&nbsp;多&nbsp;样&nbsp;化&nbsp;的。&nbsp;因&nbsp;为&nbsp;嵌&nbsp;入<br>&nbsp;式&nbsp;系&nbsp;统&nbsp;设&nbsp;计&nbsp;的&nbsp;差&nbsp;异&nbsp;性&nbsp;极&nbsp;大，&nbsp;这&nbsp;就&nbsp;是&nbsp;有100&nbsp;种&nbsp;微&nbsp;处&nbsp;理&nbsp;器&nbsp;存&nbsp;<br>在&nbsp;的&nbsp;原&nbsp;因。&nbsp;<br><br>----&nbsp;在&nbsp;某&nbsp;种&nbsp;情&nbsp;况&nbsp;下，&nbsp;性&nbsp;能&nbsp;极&nbsp;为&nbsp;重&nbsp;要，&nbsp;而&nbsp;在&nbsp;另&nbsp;一&nbsp;种&nbsp;情&nbsp;况&nbsp;下，<br>&nbsp;低&nbsp;功&nbsp;耗&nbsp;又&nbsp;成&nbsp;为&nbsp;最&nbsp;关&nbsp;键&nbsp;的&nbsp;因&nbsp;素。&nbsp;另&nbsp;外，&nbsp;一&nbsp;些&nbsp;设&nbsp;计&nbsp;者&nbsp;会&nbsp;考&nbsp;<br>虑&nbsp;支&nbsp;持&nbsp;软&nbsp;件、&nbsp;代&nbsp;码&nbsp;的&nbsp;大&nbsp;小&nbsp;以&nbsp;及&nbsp;多&nbsp;种&nbsp;渠&nbsp;道&nbsp;的&nbsp;资&nbsp;源&nbsp;和&nbsp;过&nbsp;去<br>的&nbsp;经&nbsp;验。&nbsp;那&nbsp;么，&nbsp;哪&nbsp;些&nbsp;因&nbsp;素&nbsp;是&nbsp;设&nbsp;计&nbsp;者&nbsp;最&nbsp;为&nbsp;关&nbsp;心&nbsp;的&nbsp;？&nbsp;<br><br>--<br>-----------------------------------------------<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;因一个词的力量<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;我重新开始生活<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;我生来就认识你<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;要把你称作<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;自由<br><br>※&nbsp;来源:·饮水思源站&nbsp;bbs.sjtu.edu.cn·[FROM:&nbsp;202.120.8.11]<br></tr></table><br><caption align=bottom><hr><table align=center cellspacing=1 class=foot><tr><td class=foot><a href="a-3.htm">返回</tr></table><p class=copyr align=center>Copyright &copy; 2001 <a class=copyr href="http://bbs.sjtu.edu.cn">SJTUBBS</a>, All Rights Reserved.<br><br>版权所有<a class=copyr href="telnet://bbs.sjtu.edu.cn">上海交大BBS饮水思源站</a></caption></body></html>
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