📄 单片机试验 i-o并行口直接驱动led显示.mht
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</SPAN>DJNZ R6,D1<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; </SPAN><SPAN=20
style=3D"mso-tab-count: =
1"> =20
</SPAN>DJNZ R5,D2<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; </SPAN><SPAN=20
style=3D"mso-tab-count: =
1"> =20
</SPAN>RET<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">TABLE:<SPAN=20
style=3D"mso-tab-count: =
1"> &nbs=
p; =20
</SPAN>DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH<O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; </SPAN><SPAN=20
style=3D"mso-tab-count: =
1"> =20
</SPAN>END<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l1 =
level1 lfo7; tab-stops: list 18.0pt"><B=20
style=3D"mso-bidi-font-weight: normal"><I=20
style=3D"mso-bidi-font-style: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">7=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New Roman'"> </SPAN></SPAN></I></B><B=20
style=3D"mso-bidi-font-weight: normal"><I=20
style=3D"mso-bidi-font-style: normal"><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">C=D3=EF=D1=D4=D4=B4=B3=CC=D0=F2<O:P>=20
</O:P></SPAN></I></B></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">#include =
<AT89X51.H><O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">unsigned char code=20
table[]=3D{0x3f,0x06,0x5b,0x4f,0x66,<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: =
yes"> &n=
bsp; &nb=
sp; =20
</SPAN>0x6d,0x7d,0x07,0x7f,0x6f};<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">unsigned char =
dispcount;<O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"> <O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">void delay02s(void)<O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">{<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN =
style=3D"mso-spacerun: yes"> =20
</SPAN>unsigned char i,j,k;<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN =
style=3D"mso-spacerun: yes"> =20
</SPAN>for(i=3D20;i>0;i--)<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN =
style=3D"mso-spacerun: yes"> =20
</SPAN>for(j=3D20;j>0;j--)<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN =
style=3D"mso-spacerun: yes"> =20
</SPAN>for(k=3D248;k>0;k--);<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">}<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"> <O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">void main(void)<O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">{<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN =
style=3D"mso-spacerun: yes"> =20
</SPAN>while(1)<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: yes"> </SPAN>{<O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: yes"> =20
</SPAN>for(dispcount=3D0;dispcount<10;dispcount++)<O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: =
yes"> =20
</SPAN>{<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: =
yes"> =20
</SPAN>P0=3Dtable[dispcount];<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: =
yes"> =20
</SPAN>delay02s();<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: =
yes"> =20
</SPAN>}<O:P> </O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"><SPAN=20
style=3D"mso-spacerun: yes"> </SPAN>}<O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt">}<O:P> </SPAN></P>
<P class=3DMsoNormal=20
style=3D"LINE-HEIGHT: 12pt; mso-line-height-rule: exactly"><SPAN =
lang=3DEN-US style=3D"FONT-SIZE: 9pt"></O:P></SPAN></P>
<CENTER></BLOCKQUOTE></CENTER>
<TD width=3D43 bgColor=3D#ffffcc>=A1=A1</TR></TBODY></TABLE></DIV>
<P align=3Dcenter><A href=3D"http://www.8951.com/TIGAO.HTM"><IMG =
height=3D100=20
src=3D"http://www.8951.com/test/test/titou2.jpg" width=3D760 =
border=3D0></A></P>
<P align=3Dcenter>=A1=A1</P>
<DIV align=3Dcenter>
<CENTER>
<TABLE borderColor=3D#c6d7ff height=3D191 cellSpacing=3D1 width=3D743 =
border=3D0>
<TBODY>
<TR>
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height=3D20> &=
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color=3D#ff0000> =
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</FONT>
<TR>
<TD width=3D661 height=3D20><A =
href=3D"http://www.8951.com/51test/one.htm"><FONT=20
color=3D#0066cc>=B5=DA=D2=BB=D5=C2=A3=BA </FONT><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: Times =
New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-size: =
12.0pt; mso-bidi-font-family: Times New Roman; mso-font-kerning: 1.0pt; =
mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; =
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color=3D#000000>=D3=B2=BC=FE=D7=CA=D4=B4=C4=A3=BF=E9</FONT></SPAN></A><IM=
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<TR>
<TD width=3D661 height=3D20> <FONT color=3D#0066cc><A=20
href=3D"http://www.8951.com/51test/cc2.htm"> =
=B5=DA=B6=FE=D5=C2=A3=BA</A></FONT><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =BA=DA=CC=E5; mso-bidi-font-weight: normal; =
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href=3D"http://www.8951.com/51test/cc2.htm"><FONT color=3D#000000 =
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<TR>
<TD width=3D661 height=3D20><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: 10.5pt"><A =
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lang=3DEN-US=20
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style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: =
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height=3D10 src=3D"http://www.8951.com/index.files/yq.gif" =
width=3D10=20
border=3D0><A href=3D"http://www.8951.com/51test/cc401.htm"><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: =
10.5pt"> </SPAN></A>=
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style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bid⌨️ 快捷键说明
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