00000002.htm

来自「水木社区 embeded 版精华区 下载」· HTM 代码 · 共 45 行

HTM
45
字号
<?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>C51问题之一 (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;furtherfly&nbsp;(波泼墨佛),&nbsp;信区:&nbsp;Embedded&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br />标&nbsp;&nbsp;题:&nbsp;C51问题之一&nbsp;(转载)&nbsp;<br />发信站:&nbsp;BBS&nbsp;水木清华站&nbsp;(Thu&nbsp;Apr&nbsp;12&nbsp;20:22:53&nbsp;2001)&nbsp;<br />&nbsp;<br />【&nbsp;以下文字转载自&nbsp;Circuit&nbsp;讨论区&nbsp;】&nbsp;<br />【&nbsp;原文由&nbsp;furtherfly&nbsp;所发表&nbsp;】&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;一段最基本的AD转换程序。如下:&nbsp;<br />#define&nbsp;ad_in&nbsp;XBYTE[0x00]&nbsp;<br />......&nbsp;<br />void&nbsp;ad()&nbsp;<br />{&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;ACC=ad_in;//读入转换结果&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;ad_in=ACC;//重新启动AD&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;.....&nbsp;<br />}&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;发现编译后的汇编码里没有重新启动Ad的语句。&nbsp;<br />&nbsp;&nbsp;&nbsp;&nbsp;原来是系统自作聪明的以为上面两句中的第二句是多余的。&nbsp;<br />只好改成:ad_in=0;&nbsp;<br />&nbsp;<br />&nbsp;<br />--&nbsp;<br />&nbsp;&nbsp;<br />&nbsp;<br />本篇文章非常简短,&nbsp;系统认为灌水文章.&nbsp;<br />&nbsp;<br />&nbsp;<br />※&nbsp;来源:·BBS&nbsp;水木清华站&nbsp;smth.org·[FROM:&nbsp;166.111.61.95]&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>

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?