??
字號:
IF ParentnRs<>0 THEN
Menu_nName=""
While Not Rs_n.Eof
Menu_nName=Menu_nName & "<DIV CLASS=Menu_Table><SPAN style=width:100px;> - <A HREF=" & Rs_n("Menu_Url") & ">" & Rs_n("Menu_Name") & "</A></SPAN><SPAN style=width:14px;><IMG SRC=Skins/Blue/Tx_Ar1.gif></SPAN></DIV><DIV CLASS=type-height3></DIV>"
Rs_n.MoveNext
Wend
strIfc = strIfc & "<SCRIPT LANGUAGE='JavaScript' TYPE='text/javascript'>"&_
"var " & Rs("Menu_Name") & "='" & Menu_nName & "';"&_
"</script>"
End IF
Rs_n.Close
Set Rs_n=Nothing
strIfc = strIfc & "<TD ALIGN=center><A HREF=" & Rs("Menu_Url") & " "
IF ParentnRs<>0 THEN
strIfc = strIfc & "onMouseOver='ShowMenu(" & Rs("Menu_Name") & ",120)'"
End IF
strIfc = strIfc & "><SPAN CLASS=Head_Table>" & Rs("Menu_Name") & "</SPAN></A></TD>"
Rs.MoveNext
Wend
Rs.Close
set Rs=Nothing
strIfc = strIfc & "</TR></TABLE><DIV CLASS='table-span'></DIV><DIV CLASS=table-tstd>"
Response.Write strIfc
Call Head_Banner()
<td width="50"><a href="Guest.asp"><font size=3><b>在線留言</b></font></a></td>
<td width="10">|</td>
<td width="50"><a href="bbs_index.asp"><font size=3><b>網(wǎng)站論壇</b></font></a></td>
<td width="10">|</td>
-->
<META http-equiv=Pragma content=no-cache>
<META content="" name=keywords>
<META content="" name=description>
<META http-equiv=Content-Type content="text/html; CHARSET=gb2312"><LINK
href="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/Css.css" type=text/css
rel=stylesheet>
<META content="MSHTML 6.00.2900.3243" name=GENERATOR></HEAD>
<BODY onmousemove=HideMenu()
onmouseover="window.status='【 開發(fā)板精品網(wǎng) 】http://www.mcu361.com/如果您喜歡本站,別忘了把本站介紹給您的好友哦!:) ';return true">
<DIV id=menuDiv style="POSITION: absolute"></DIV>
<DIV class=table-span></DIV>
<SCRIPT language=JavaScript src=""></SCRIPT>
<TABLE height=35 cellSpacing=0 cellPadding=0 width=772 align=center border=0>
<TBODY></TBODY></TABLE><LINK
href="../../../DOCUME~1/cjb/LOCALS~1/Temp/pic/qq.css" type=text/css
rel=stylesheet>
<SCRIPT>
var online= new Array();
if (!document.layers)
document.write('<div id="divStayTopright" style="position:absolute">')
</SCRIPT>
<LAYER id=divStayTopright>
<TABLE cellSpacing=0 cellPadding=0 width=110 border=0>
<TBODY>
<TR>
<TD width=110><IMG height=112
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/ico01.gif" width=113
border=0></TD></TR>
<TR>
<TD vAlign=center align=middle
background=基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/bj_01.gif><A
href="http://wpa.qq.com/msgrd?V=1&Uin=147768826&Site=www.mcu361.com&Menu=yes"
target=blank><IMG alt=技術(shù)支持
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/qq_offline.gif"
border=0></A> </TD></TR>
<TR>
<TD vAlign=center align=middle
background=基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/bj_01.gif><A
href="http://wpa.qq.com/msgrd?V=1&Uin=13591903&Site=www.mcu361.com&Menu=yes"
target=blank><IMG alt=技術(shù)支持
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/qq_offline.gif"
border=0></A> </TD></TR>
<TR>
<TD vAlign=center align=middle
background=基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/bj_01.gif><A
href="http://wpa.qq.com/msgrd?V=1&Uin=328599724&Site=www.mcu361.com&Menu=yes"
target=blank><IMG alt=技術(shù)支持
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/qq_offline.gif"
border=0></A> </TD></TR>
<TR>
<TD vAlign=center align=middle
background=基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/bj_01.gif><A
href="http://wpa.qq.com/msgrd?V=1&Uin=13591903&Site=www.mcu361.com&Menu=yes"
target=blank><IMG alt=技術(shù)支持
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/qq_offline.gif"
border=0></A> </TD></TR>
<TR>
<TD width=110><IMG height=70
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/ico02.gif" width=113
border=0></TD></TR></TBODY></TABLE></LAYER>
<SCRIPT type=text/javascript>
//Enter "frombottom" or "fromtop"
var verticalpos="frombottom"
if (!document.layers)
document.write('</div>')
function JSFX_FloatTopDiv()
{
var startX =2,
startY = 460;
var ns = (navigator.appName.indexOf("Netscape") != -1);
var d = document;
function ml(id)
{
var el=d.getElementById?d.getElementById(id):d.all?d.all[id]:d.layers[id];
if(d.layers)el.style=el;
el.sP=function(x,y){this.style.right=x;this.style.top=y;};
el.x = startX;
if (verticalpos=="fromtop")
el.y = startY;
else{
el.y = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
el.y -= startY;
}
return el;
}
window.stayTopright=function()
{
if (verticalpos=="fromtop"){
var pY = ns ? pageYOffset : document.body.scrollTop;
ftlObj.y += (pY + startY - ftlObj.y)/8;
}
else{
var pY = ns ? pageYOffset + innerHeight : document.body.scrollTop + document.body.clientHeight;
ftlObj.y += (pY - startY - ftlObj.y)/8;
}
ftlObj.sP(ftlObj.x, ftlObj.y);
setTimeout("stayTopright()", 10);
}
ftlObj = ml("divStayTopright");
stayTopright();
}
JSFX_FloatTopDiv();
</SCRIPT>
<TABLE cellSpacing=0 cellPadding=0 width=770 align=center border=0>
<TBODY>
<TR>
<TD width=500><IMG
alt=FPGA開發(fā)板,CPLD開發(fā)板,DSP開發(fā)板,ARM開發(fā)板,MSP430單片機(jī)開發(fā)板,C8051F單片機(jī)開發(fā)板,USB開發(fā)板開發(fā)板,LCD液晶顯示屏
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/LOGO.gif"></TD>
<TD>
<DIV class=table-head>
<DIV class=table-head1>
<OBJECT
codeBase="http:'//download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0"
height=15 width=260 classid=clsid:D27CDB6E-AE6D-11cf-96B8-444553540000><PARAM NAME="movie" VALUE="Images/time.swf"><PARAM NAME="wmode" VALUE="transparent"><PARAM NAME="quality" VALUE="high">
<embed src='Images/time.swf' quality='high'
pluginspage='http:'//www.macromedia.com/go/getflashplayer'
TYPE='application/x-shockwave-flash' WIDTH='260'
HEIGHT='15'></embed></OBJECT></DIV>
<DIV class=table-head1><A
onclick="this.style.behavior='url(#default#homepage)';this.setHomePage('http://www.mcu361.com/');"
href="http://www.mcu361.com/">設(shè)為首頁</A> | <A
onclick="window.external.addFavorite('http://www.mcu361.com/','開發(fā)板精品網(wǎng)---FPGA開發(fā)板,DSP開發(fā)板,ARM開發(fā)板,CPLD開發(fā)板,51開發(fā)板,MSP430開發(fā)板')"
href="http://www.mcu361.com/">加入收藏</A> | <A id=zoom>繁體中文</A>
<SCRIPT language=Javascript src=""></SCRIPT>
</DIV></DIV></TD></TR></TBODY></TABLE>
<TABLE height=21 cellSpacing=0 cellPadding=0 width=770 align=center
bgColor=#99c9ff border=0>
<TBODY>
<TR align=middle>
<TD width=50><A href="http://www.mcu361.com/"><FONT
size=3><B>首頁</B></FONT></A></TD>
<TD width=15>|</TD>
<TD width=50><A href="http://www.mcu361.com/About.asp"><FONT
size=3><B>關(guān)于我們</B></FONT></A></TD>
<TD width=16>|</TD>
<TD width=50><A href="http://www.mcu361.com/Prclass.asp"><FONT
size=3><B>產(chǎn)品介紹</B></FONT></A></TD>
<TD width=9>|</TD>
<TD width=50><A href="http://www.mcu361.com/Neclass.asp"><FONT
size=3><B>技術(shù)資料</B></FONT></A></TD>
<TD width=10>|</TD>
<TD width=50><A href="http://www.mcu361.com/Work.asp"><FONT
size=3><B>應(yīng)用設(shè)計</B></FONT></A></TD>
<TD width=10>|</TD>
<TD width=50><A href="http://www.mcu361.com/Doclass.asp"><FONT
size=3><B>下載中心</B></FONT></A></TD>
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<TD width=50><A href="http://www.mcu361.com/job.asp"><FONT
size=3><B>人才招聘</B></FONT></A></TD>
<TD width=10>|</TD></TR></TBODY></TABLE>
<DIV></DIV>
<DIV class=table-span></DIV>
<TABLE class=Head_Table1 cellSpacing=0 cellPadding=0 width=770 align=center
border=0>
<TBODY>
<TR>
<TD> <A href="http://www.mcu361.com/index.asp">首 頁</A> > <A
href="http://www.mcu361.com/Neclass.asp">技術(shù)資料</A> > <A
href="http://www.mcu361.com/Neclass.asp?Id=10">接口技術(shù)</A></TD>
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href="http://www.mcu361.com/Login.asp">用戶登陸</A> <A title=注冊成為本站的會員
href="http://www.mcu361.com/Reg.asp">我要注冊</A> <A title=找回失去的密碼
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<DIV class=table-span></DIV><IFRAME align=center marginWidth=0 marginHeight=0
src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/ggtuijie.htm" frameBorder=0
width=336 scrolling=no height=280></IFRAME>
<TABLE cellSpacing=0 cellPadding=0 width=770 align=center border=0>
<TBODY>
<TR>
<TD class=table-Main vAlign=top>
<DIV class=page-head>技術(shù)資料內(nèi)容</DIV>
<H1>
<DIV class=page-name>基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn)</DIV></H1>
<DIV class=news-form>【 來源:網(wǎng)絡(luò) 】 【 發(fā)布時間:2007-05-18 】 【 字體:<A
href="javascript:doZoom(18)">大</A> <A href="javascript:doZoom(14)">中</A>
<A href="javascript:doZoom(12)">小</A> 】</DIV>
<DIV class=news-content id=zoomz><!-- <IFRAME align= center marginWidth=0 marginHeight=0 src="http://www.mcu361.com/ggadsense1.htm" frameBorder=0 width=336 scrolling=no height=280></IFRAME> --><!-- <IFRAME align=right marginWidth=0 marginHeight=0 src="http://www.mcu361.com/ggadsense2.htm" frameBorder=0 width=120 scrolling=no height=600></IFRAME> -->
<SCRIPT type=text/javascript><!--
google_ad_client = "pub-5328795987975450";
google_ad_width = 336;
google_ad_height = 280;
google_ad_format = "336x280_as";
google_ad_type = "text_image";
//2007-04-21: 336*280的大矩形
google_ad_channel = "6636959577";
google_color_border = "FFFFFF";
google_color_bg = "FFFFFF";
google_color_link = "0000FF";
google_color_text = "000000";
google_color_url = "000000";
//-->
</SCRIPT>
<SCRIPT src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/show_ads.js"
type=text/javascript>
</SCRIPT>
<TABLE align=right border=0>
<TBODY>
<TR>
<TD>
<SCRIPT type=text/javascript><!--
google_ad_client = "pub-5328795987975450";
google_ad_width = 120;
google_ad_height = 600;
google_ad_format = "120x600_as";
google_ad_type = "text_image";
//2007-04-21: 120*600
google_ad_channel = "4300786339";
google_color_border = "FFFFFF";
google_color_bg = "FFFFFF";
google_color_link = "0000FF";
google_color_text = "000000";
google_color_url = "000000";
//-->
</SCRIPT>
<SCRIPT src="基于AT89C51單片機(jī)的CAN-RS232通信轉(zhuǎn)換模塊的設(shè)計與實現(xiàn).files/show_ads.js"
type=text/javascript>
</SCRIPT>
</TD></TR></TBODY></TABLE> <STRONG>RS232</STRONG>作為標(biāo)準(zhǔn)的計算機(jī)串行接口已被廣泛使用,與此同時,隨著現(xiàn)場總線技術(shù)的飛速發(fā)展,具有實時性好、可靠性高、結(jié)構(gòu)簡單等優(yōu)點的<STRONG>CAN</STRONG>總線在測控系統(tǒng)中也越來越多地被采用,但由于兩者的總線結(jié)構(gòu)、通信協(xié)議及傳輸特點各不相同,因而給不同設(shè)備之間的連接帶來諸多不便。因此,如何以最簡單的方式實現(xiàn)
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