📄 8051内存.htm
字号:
mso-hansi-font-family:"Times New Roman"'>工作寄存器组</span><span lang=EN-US>3</span></p>
<p class=MsoNormal><span lang=EN-US>R0<span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>程序状态字</span><span lang=EN-US>PSW</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的（</span><span lang=EN-US>D3</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）</span><span
lang=EN-US>RS0=1</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，（</span><span
lang=EN-US>D4</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>）</span><span lang=EN-US>RS1=0</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>。</span><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span></p>
</td>
</tr>
<tr style='mso-yfti-irow:5;mso-yfti-lastrow:yes;height:46.0pt'>
<td width=57 style='width:42.55pt;border-top:none;border-left:none;
border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:46.0pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>07H</span></p>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>00H</span></p>
</td>
<td width=454 style='width:340.4pt;border-top:none;border-left:none;
border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt;height:46.0pt'>
<p class=MsoNormal><span lang=EN-US>R7<span
style='mso-spacerun:yes'>
</span></span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>工作寄存器组</span><span lang=EN-US>3</span></p>
<p class=MsoNormal><span lang=EN-US>R0<span
style='mso-spacerun:yes'> </span></span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>程序状态字</span><span lang=EN-US>PSW</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>的（</span><span lang=EN-US>D3</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>）</span><span
lang=EN-US>RS0=0</span><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>，（</span><span
lang=EN-US>D4</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>）</span><span lang=EN-US>RS1=0</span><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>。</span><span lang=EN-US><span
style='mso-spacerun:yes'> </span></span></p>
</td>
</tr>
</table>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<span lang=EN-US style='font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family:
"Times New Roman";mso-fareast-font-family:宋体;mso-font-kerning:1.0pt;mso-ansi-language:
EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA'><br clear=all
style='page-break-before:always'>
</span>
<p class=MsoNormal style='margin-left:21.0pt;text-indent:-21.0pt;mso-list:l0 level1 lfo2;
tab-stops:list 21.0pt'><![if !supportLists]><span lang=EN-US style='mso-fareast-font-family:
"Times New Roman"'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'>
</span></span></span><![endif]><span style='font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman"'>特殊功能寄存器</span><span
lang=EN-US>SFR</span><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>：</span></p>
<span lang=EN-US style='font-size:10.5pt;mso-bidi-font-size:12.0pt;font-family:
"Times New Roman";mso-fareast-font-family:宋体;mso-font-kerning:1.0pt;mso-ansi-language:
EN-US;mso-fareast-language:ZH-CN;mso-bidi-language:AR-SA'><br clear=all
style='mso-special-character:line-break;page-break-before:always'>
</span>
<p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p>
<table class=MsoTableGrid border=1 cellspacing=0 cellpadding=0
style='border-collapse:collapse;border:none;mso-border-alt:solid windowtext .5pt;
mso-yfti-tbllook:480;mso-padding-alt:0cm 5.4pt 0cm 5.4pt;mso-border-insideh:
.5pt solid windowtext;mso-border-insidev:.5pt solid windowtext'>
<tr style='mso-yfti-irow:0'>
<td width=132 style='width:99.25pt;border:solid windowtext 1.0pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center;mso-pagination:widow-orphan'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>名称</span></p>
</td>
<td style='border:solid windowtext 1.0pt;border-left:none;mso-border-left-alt:
solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center;mso-pagination:widow-orphan'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>符号</span></p>
</td>
<td width=53 style='width:39.7pt;border:solid windowtext 1.0pt;border-left:
none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>字节地址</span></p>
</td>
<td width=425 colspan=8 style='width:318.7pt;border:solid windowtext 1.0pt;
border-left:none;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>位地址</span><span lang=EN-US>/</span><span style='font-family:
宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>位定义</span></p>
</td>
</tr>
<tr style='mso-yfti-irow:1'>
<td width=132 style='width:99.25pt;border:solid windowtext 1.0pt;border-top:
none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><a
href="#通用B"><span style='font-family:宋体;mso-ascii-font-family:"Times New Roman";
mso-hansi-font-family:"Times New Roman"'>通用寄存器</span>B</a></span></p>
</td>
<td width=55 style='width:41.55pt;border-top:none;border-left:none;
border-bottom:solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;
mso-border-top-alt:solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;
mso-border-alt:solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>B<a
name=B表></a></span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>(F0H)</span></p>
</td>
<td width=54 style='width:40.8pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F7</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F6</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F5</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F4</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F3</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F2</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F1</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>F0</span></p>
</td>
</tr>
<tr style='mso-yfti-irow:2'>
<td width=132 style='width:99.25pt;border:solid windowtext 1.0pt;border-top:
none;mso-border-top-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center;mso-pagination:widow-orphan'><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>累加器</span><span lang=EN-US>A</span></p>
</td>
<td style='border-top:none;border-left:none;border-bottom:solid windowtext 1.0pt;
border-right:solid windowtext 1.0pt;mso-border-top-alt:solid windowtext .5pt;
mso-border-left-alt:solid windowtext .5pt;mso-border-alt:solid windowtext .5pt;
padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center;mso-pagination:widow-orphan'><span
lang=EN-US>A/Acc</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>(E0H)</span></p>
</td>
<td width=54 style='width:40.8pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>E7</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>E6</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>E5</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
solid windowtext .5pt;padding:0cm 5.4pt 0cm 5.4pt'>
<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US>E4</span></p>
</td>
<td width=53 style='width:39.7pt;border-top:none;border-left:none;border-bottom:
solid windowtext 1.0pt;border-right:solid windowtext 1.0pt;mso-border-top-alt:
solid windowtext .5pt;mso-border-left-alt:solid windowtext .5pt;mso-border-alt:
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