📄 基于单片机的频率计的设计(c51语言)_徐学军单片机工作室.mht
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=A4=D7=F7=CA=D2</A></DIV>
<DIV=20
class=3Ddesc>=B1=BE=B9=A4=D7=F7=CA=D2(http://hi.baidu.com/xxjmcu)=D6=F7=D2=
=AA=CA=C7=B8=F8=B5=A5=C6=AC=BB=FA=B0=AE=BA=C3=D5=DF=CC=E1=B9=A9=B5=A5=C6=AC=
=BB=FA=D1=A7=CF=B0=BD=BB=C1=F7=C6=BD=CC=A8,=B2=A2=B3=D0=BD=D3=B5=A5=C6=AC=
=BB=FA=CF=E0=B9=D8=B5=C4=CF=EE=C4=BF.</DIV>
<DIV id=3Dtabline></DIV>
<DIV id=3Dtab><A href=3D"http://hi.baidu.com/xxjmcu">=D6=F7=D2=B3</A><A =
class=3Don=20
href=3D"http://hi.baidu.com/xxjmcu/blog">=B2=A9=BF=CD</A><A=20
href=3D"http://hi.baidu.com/xxjmcu/album">=CF=E0=B2=E1</A><SPAN>|</SPAN><=
A=20
href=3D"http://hi.baidu.com/xxjmcu/profile">=B8=F6=C8=CB=B5=B5=B0=B8</A> =
<SPAN>|</SPAN><A=20
href=3D"http://hi.baidu.com/xxjmcu/friend">=BA=C3=D3=D1</A> </DIV></DIV>
<DIV class=3Dstage>
<DIV class=3Dstagepad>
<DIV style=3D"WIDTH: 100%">
<TABLE class=3Dmodth cellSpacing=3D0 cellPadding=3D0 width=3D"100%" =
border=3D0>
<TBODY>
<TR>
<TD class=3Dmodtl width=3D7> </TD>
<TD class=3Dmodtc noWrap>
<DIV class=3Dmodhead><SPAN =
class=3Dmodtit>=B2=E9=BF=B4=CE=C4=D5=C2</SPAN></DIV></TD>
<TD class=3Dmodtc noWrap align=3Dright></TD>
<TD class=3Dmodtr width=3D7> </TD></TR></TBODY></TABLE>
<DIV class=3Dmodbox id=3Dm_blog>
<DIV =
class=3Dtit>=BB=F9=D3=DA=B5=A5=C6=AC=BB=FA=B5=C4=C6=B5=C2=CA=BC=C6=B5=C4=C9=
=E8=BC=C6(C51=D3=EF=D1=D4)</DIV>
<DIV class=3Ddate>2007-06-23 19:01</DIV>
<TABLE style=3D"TABLE-LAYOUT: fixed">
<TBODY>
<TR>
<TD>
<DIV class=3Dcnt id=3Dblog_text>
<P><FONT size=3D4>// =
=D3=C3=B6=A8=CA=B1=C6=F71=B6=A8=CA=B1,=CA=B9=D3=C3=B7=BD=CA=BD=D2=BB,=BE=A7=
=D5=F1=C6=B5=C2=CA=CE=AA11.0592MHZ,=B3=A3=CA=FD=CE=AA4C00;</FONT></P>
<P><FONT =
size=3D4>//=D3=C3=CD=E2=B2=BF=D6=D0=B6=CF=D2=BB=BC=C6=CA=FD,=C3=BF=D6=D0=B6=
=CF=D2=BB=B4=CE,count=BC=D3=D2=BB</FONT></P>
<P><FONT =
size=3D4>//=CA=B9=D3=C3P1=BF=DA=BD=D3=B5=C4=B0=CB=B8=F6=B7=A2=B9=E2=B6=FE=
=BC=AB=B9=DC=CF=D4=CA=BE</FONT></P>
<P><FONT =
size=3D4>//=B1=BE=B3=CC=D0=F2=CE=AA=D2=BB=B8=F6=CD=F8=D3=D1=D3=A6=D1=FB=B6=
=F8=D0=B4,=D4=DA=D3=B2=BC=FE=C9=CF=B2=E2=CA=D4=CD=A8=B9=FD,=D4=DA=B5=CD=C6=
=B5=C2=CA=CA=B1,=D0=A7=B9=FB=B2=BB=B4=ED.</FONT></P>
<P><FONT=20
=
size=3D4>#include<reg51.h><BR> &=
nbsp; &n=
bsp; =20
=
unsigned  =
; =20
int=20
=
t1oc=3D20;//5000;<BR> &nbs=
p;  =
; =20
=
unsigned  =
; =20
=
int &nbs=
p; =20
=
count=3D0,precount;<BR> &n=
bsp; &nb=
sp; =20
void display(unsigned int=20
=
dis)<BR>  =
; =
=20
=
{<BR> &n=
bsp; &nb=
sp; =20
=
P1=3Ddis;//=CF=D4=CA=BE=D3=EF=BE=E4<BR> &nbs=
p;  =
; =
=20
=
}<BR> &n=
bsp; &nb=
sp;=20
void t1int() interrupt=20
=
3<BR> &n=
bsp; &nb=
sp; &nbs=
p;=20
=
{<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
TR1=3D0;  =
; <BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
t1oc--;<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
TH1=3D0x4c;//72;//56;<BR> =
&=
nbsp; &n=
bsp; =20
=
TL1=3D0x00;//72;//56;<BR> =
&=
nbsp; &n=
bsp; =20
=
if(t1oc=3D=3D0)<BR> =
&=
nbsp; &n=
bsp; =20
=
{<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
t1oc=3D20;//5000;<BR> &nbs=
p;  =
; =
&=
nbsp;=20
=
precount=3Dcount;<BR> &nbs=
p;  =
; =
&=
nbsp;=20
=
count=3D0;<BR>  =
; =
&=
nbsp; =20
=
}<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
TR1=3D1;<BR> &=
nbsp; &n=
bsp; &nb=
sp; =20
=
}<BR> &n=
bsp; &nb=
sp; =20
void int0int() interrupt=20
=
0 <BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
{ =
</FONT></P>
<P><FONT=20
=
size=3D4> &nbs=
p;  =
; =
=
=
EX0=3D1;<BR> &=
nbsp; &n=
bsp; &nb=
sp; &nbs=
p; =20
=
count++;<BR> &=
nbsp; &n=
bsp; &nb=
sp; &nbs=
p;=20
=
EX0=3D0;<BR> &=
nbsp; &n=
bsp; &nb=
sp; =20
=
}<BR> &n=
bsp; &nb=
sp; =20
void=20
=
main(void)<BR>  =
; =
&=
nbsp; =20
=
{<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
TMOD=3D0x10;//0x20;<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
TH1=3D0x4c;//72;//56;<BR> =
&=
nbsp; &n=
bsp; =20
=
TL1=3D0x00;//72;//56;<BR> =
&=
nbsp; &n=
bsp; =20
=
EA=3D1;<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
=
EX0=3D1;IT0=3D1;<BR>  =
; =
&=
nbsp; =20
=
ET1=3D1;<BR> &=
nbsp; &n=
bsp; &nb=
sp; =20
=
TR1=3D1;<BR> &=
nbsp; &n=
bsp; &nb=
sp; =20
=
while(1)<BR> &=
nbsp; &n=
bsp; &nb=
sp; =20
=
{<BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
display(precount);=20
=
<BR> &nb=
sp; &nbs=
p;  =
; =20
=
} <BR> &n=
bsp; &nb=
sp; &nbs=
p; =20
}</FONT></P></DIV></TD></TR></TBODY></TABLE><BR>
<DIV class=3Dopt><A =
title=3D=B2=E9=BF=B4=B8=C3=B7=D6=C0=E0=D6=D0=CB=F9=D3=D0=CE=C4=D5=C2=20
href=3D"http://hi.baidu.com/xxjmcu/blog/category/ʵÓ&A=
tilde;51µ¥Æ¬»=A8=B2С³Ì&E=
TH;=A8=B0(cÓïÑÔÓë»ã&AEl=
ig;­ÓïÑÔ)">=C0=E0=B1=F0=A3=BA=CA=B5=D3=C351=B5=
=A5=C6=AC=BB=FA=D0=A1=B3=CC=D0=F2(c=D3=EF=D1=D4=D3=EB=BB=E3=C6=AD=D3=EF=D1=
=D4)</A>=20
| <A =
title=3D=BD=AB=B4=CB=CE=C4=D5=C2=CC=ED=BC=D3=B5=BD=B0=D9=B6=C8=CB=D1=B2=D8=
onclick=3D"return addToFavor();"=20
href=3D"http://cang.baidu.com/do/add" =
target=3D_blank>=CC=ED=BC=D3=B5=BD=CB=D1=B2=D8</A> | =E4=AF=C0=C0(<SPAN=20
id=3Dresult></SPAN>) | <A=20
href=3D"http://hi.baidu.com/xxjmcu/blog/item/3098c91323ee7bd2f6039e24.htm=
l#send">=C6=C0=C2=DB</A> (8)
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style=3D"height:5px;line-height:5px;"> </div><div id=3D"in_nav">');
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</DIV>
<DIV class=3Dline></DIV>
<STYLE type=3Dtext/css>#in_related_doc A {
TEXT-DECORATION: none
}
</STYLE>
<DIV id=3Din_related_tmp></DIV>
<SCRIPT language=3Djavascript type=3Dtext/javascript>
/*<![CDATA[*/
function HI_MOD_IN_RELATED_DOC_CALLBACK(arg){
if(arg.length <=3D 1) return false;
var hasMore =3D arg[0];
var D=3Dfunction(A,B){A[A.length]=3DB;}
if(arg.length % 2 =3D=3D 0) D(arg, ["","","",""]);
var html =3D ['<div id=3D"in_related_doc"><div =
class=3D"tit">=CF=E0=B9=D8=CE=C4=D5=C2=A3=BA</div>'];
D(html, '<table cellpadding=3D"0" cellspacing=3D"3" border=3D"0">');
for(var i =3D 1, j =3D arg.length; i < j; i +=3D 2){
D(html, '<tr>');
D(html, '<td width=3D"15px"><a style=3D"font-size:25px" =
>•</a></td><td><a href=3D"http://hi.baidu.com/' + arg[i][3] + =
'/blog/item/' + arg[i][2] + '.html" target=3D"_blank" title=3D"' + =
arg[i][0] + '">' + arg[i][1] + '</a>');
D(html, new Array(10).join('\u3000'));
D(html, '</td>');
if(arg[i + 1][0] !=3D "")
D(html, '<td width=3D"15px"><a style=3D"font-size:25px" =
>•</a></td><td><a href=3D"http://hi.baidu.com/' + arg[i + 1][3] + =
'/blog/item/' + arg[i + 1][2] + '.html" target=3D"_blank" title=3D"' + =
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else
D(html, '<td> </td><td> </td>');
D(html, '</tr>');
}
if(hasMore) D(html, '<tr><td colspan=3D"4"><a target=3D"_blank" =
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%29&item=3D3098c91323ee7bd2f6039e24">=B8=FC=B6=E0>></a></td></tr>')=
;
D(html, '</table></div><div class=3D"line"> </div>');
var div =3D document.getElementById('in_related_tmp');
if(div){
div.innerHTML =3D html.join('');
while(div.firstChild){
div.parentNode.insertBefore(div.firstChild, div);
}
div.parentNode.removeChild(div);
}
}
if(RelatedDocData =3D=3D -1){ // not supported xhr
var script =3D document.createElement('script');
script.type =3D 'text/javascript';
script.src =3D =
'/sys/search?type=3D8&word=3D%BB%F9%D3%DA%B5%A5%C6%AC%BB%FA%B5%C4%C6%B5%C=
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document.getElementsByTagName('HEAD')[0].appendChild(script);
}else if(RelatedDocData =3D=3D null){
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}else{
eval(RelatedDocData);
}
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<DIV id=3Din_reader>
<DIV class=3Dtit>=D7=EE=BD=FC=B6=C1=D5=DF=A3=BA</DIV>
<SCRIPT>
var g_spAnnony=3Dfalse;
var g_read=3D[
=09
["cslgzl","c4a763736c677a6c4102","cslgzl"],
=09
["jinselanling","1d00c0bcc1e9c1e99602","=C0=BC=C1=E9=C1=E9"],
=09
["binbiny","9d0062696e62696e79323030382a02","binbiny2008"],
=09
["%D6%D9%CF%C4%D2%B903","6642d6d9cfc4d2b930334103","=D6=D9=CF=C4=D2=B903"=
],
=09
["kt583%5F2","441b6b743538335f328903","kt583_2"],
=09
["zhangheng0510","e1e46469646f6e677969304702","didongyi0"],
=09
["flylxz","69b7666c796c787ad003","flylxz"],
=09
["fanxing0515","f83dcecfc5a35653cbbcd3ee9b01","=CE=CF=C5=A3VS=CB=BC=D3=EE=
"],
{}
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