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8051进行8路LED模拟分支控制 用8051的P1口作为输入、P0口作为输出

<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
MOV A,#0FEH</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">RES:&nbsp;&nbsp; 
MOV P0,A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
ACALL DELAY</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
RL A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DJNZ 
R0,RES</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
SJMP START</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">AA:&nbsp;&nbsp;&nbsp; 
MOV&nbsp; A,#0FEH&nbsp;&nbsp;&nbsp;&nbsp;；点亮一LED</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
MOV P0,A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
SJMP START</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">BB:&nbsp;&nbsp;&nbsp; 
MOV&nbsp;A, #00H&nbsp;&nbsp;&nbsp;&nbsp; ；点亮8LED</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
MOV P0,A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
SJMP START</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">CC:&nbsp;&nbsp;&nbsp; 
MOV&nbsp; A,#55H&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;；4LED组队点亮</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
MOV P0,A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
ACALL DELAY</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
RL A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
MOV P0,A</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
ACALL DELAY</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
SJMP START</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">DELAY: 
MOV<span style="mso-spacerun: yes">&nbsp; </span>R5,#0FFH&nbsp;&nbsp; 
；延时子程序</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><st1:place w:st="on">
<span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">LOOP</span></st1:place>
<span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">:<span style="mso-spacerun: yes">&nbsp; 
</span>MOV<span style="mso-spacerun: yes">&nbsp; </span>R6,#0FFH<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">D0:<span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; 
</span>DJNZ<span style="mso-spacerun: yes">&nbsp; </span>R6,D0</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
JNB&nbsp; P1.0,AA&nbsp;&nbsp;&nbsp; ；为快速响应而检测</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
JNB&nbsp; P1.1,BB</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</span>DJNZ<span style="mso-spacerun: yes">&nbsp; </span>R5,<st1:place w:st="on">
LOOP</st1:place>
<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</span>RET<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-bidi-font-family: Arial"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
</span>END<o:p>
</o:p>
</span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"></span>&nbsp;</p>

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