8051的c.htm

51 bian cheng bang zhu

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<p class=MsoNormal><b style='mso-bidi-font-weight:normal'><span lang=EN-US
style='font-size:14.0pt;color:red'>C51</span></b><b style='mso-bidi-font-weight:
normal'><span style='font-size:14.0pt;font-family:宋体;mso-ascii-font-family:
"Times New Roman";mso-hansi-font-family:"Times New Roman";color:red'>支持数据类型</span></b><span
style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
"Times New Roman"'>：</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=95 style='width:71.6pt;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'><span lang=EN-US><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=120 style='width:90.0pt;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"'>数据类型</span></p>
  </td>
  <td width=60 style='width:45.0pt;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"'>长度</span></p>
  </td>
  <td width=336 style='width:252.0pt;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"'>值</span><span lang=EN-US><span
  style='mso-spacerun:yes'>&nbsp;&nbsp; </span></span><span style='font-family:
  宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"'>域</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:1'>
  <td width=95 style='width:71.6pt;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
  style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
  "Times New Roman"'>位型</span></p>
  </td>
  <td width=120 style='width:90.0pt;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>bit</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>1
  bit</span></p>
  </td>
  <td width=336 style='width:252.0pt;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>0</span><span
  style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
  "Times New Roman"'>或</span><span lang=EN-US>1</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:2'>
  <td width=95 rowspan=2 style='width:71.6pt;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
  style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
  "Times New Roman"'>字符型</span><a name=TYPE></a></p>
  </td>
  <td width=120 style='width:90.0pt;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>signed
  char</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>1
  byte</span></p>
  </td>
  <td width=336 style='width:252.0pt;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>-128~+127</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:3'>
  <td width=120 style='width:90.0pt;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>unsigned
  char</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>1
  byte</span></p>
  </td>
  <td width=336 style='width:252.0pt;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>0~255</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:4'>
  <td width=95 rowspan=4 style='width:71.6pt;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
  style='font-family:宋体;mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:
  "Times New Roman"'>整型</span></p>
  </td>
  <td width=120 style='width:90.0pt;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>signed
  int</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>2
  byte</span></p>
  </td>
  <td width=336 style='width:252.0pt;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>-32768~+32767</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:5'>
  <td width=120 style='width:90.0pt;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>unsigned
  int</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>2
  byte</span></p>
  </td>
  <td width=336 style='width:252.0pt;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>0~65535</span></p>
  </td>
 </tr>
 <tr style='mso-yfti-irow:6'>
  <td width=120 style='width:90.0pt;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>signed
  long</span></p>
  </td>
  <td width=60 style='width:45.0pt;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>4
  byte</span></p>
  </td>
  <td width=336 style='width:252.0pt;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'>