📄 单片机试验00－59秒计时器（利用软件延时）.mht
字号:
lang=3DEN-US>h</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=C9=CF=A3=BB=D2=AA=C7=F3=A3=BA</SPAN><SPAN=20
lang=3DEN-US>P0.0/AD0</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>a</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US>P0.1/AD1</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>b</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US style=3D"FONT-FAMILY: =
=CB=CE=CC=E5">=A1=AD=A1=AD</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US>P0.7/AD7</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>h</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A1=A3</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l2 =
level1 lfo3; tab-stops: list 36.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A82=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B0=D1=A1=B0=B5=A5=C6=AC=BB=FA=CF=B5=CD=B3=A1=B1=C7=F8=D3=F2=D6=D0=
=B5=C4</SPAN><SPAN=20
lang=3DEN-US>P2.0/A8</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
lang=3DEN-US>P2.7/A15</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=D3=C3</SPAN><SPAN=20
lang=3DEN-US>8</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D0=BE=C5=C5=CF=DF=C1=AC=BD=D3=B5=BD=A1=B0=CB=C4=C2=B7=BE=B2=CC=AC=
=CA=FD=C2=EB=CF=D4=CA=BE=C4=A3=BF=E9=A1=B1=C7=F8=D3=F2=D6=D0=B5=C4=C8=CE=D2=
=BB=B8=F6</SPAN><SPAN=20
lang=3DEN-US>a</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AD</SPAN><SPAN=20
lang=3DEN-US>h</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=CB=BF=DA=C9=CF=A3=BB=D2=AA=C7=F3=A3=BA</SPAN><SPAN=20
lang=3DEN-US>P2.0/A8</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>a</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US>P2.1/A9</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>b</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US style=3D"FONT-FAMILY: =
=CB=CE=CC=E5">=A1=AD=A1=AD</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC</SPAN><SPAN=20
lang=3DEN-US>P2.7/A15</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=A6=D7=C5</SPAN><SPAN=20
lang=3DEN-US>h</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A1=A3</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l4 =
level1 lfo2; 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; mso-fareast-font-family: =
=D3=D7=D4=B2">4=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=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">=B3=CC=D0=F2=C9=E8=BC=C6=C4=DA=C8=DD<SPAN =
lang=3DEN-US><O:P>=20
</O:P></SPAN></SPAN></I></B></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A81=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D4=DA=C9=E8=BC=C6=B9=FD=B3=CC=D6=D0=CE=D2=C3=C7=D3=C3=D2=BB=B8=F6=
=B4=E6=B4=A2=B5=A5=D4=AA=D7=F7=CE=AA=C3=EB=BC=C6=CA=FD=B5=A5=D4=AA=A3=AC=B5=
=B1=D2=BB=C3=EB=D6=D3=B5=BD=C0=B4=CA=B1=A3=AC=BE=CD=C8=C3=C3=EB=BC=C6=CA=FD=
=B5=A5=D4=AA=BC=D3</SPAN><SPAN=20
lang=3DEN-US>1</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC=B5=B1=C3=EB=BC=C6=CA=FD=B4=EF=B5=BD</SPAN><SPAN=20
lang=3DEN-US>60</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=CA=B1=A3=AC=BE=CD=D7=D4=B6=AF=B7=B5=BB=D8=B5=BD</SPAN><SPAN=20
lang=3DEN-US>0</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=AC=B4=D3=D0=C2=C3=EB=BC=C6=CA=FD=A1=A3</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A82=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=B6=D4=D3=DA=C3=EB=BC=C6=CA=FD=B5=A5=D4=AA=D6=D0=B5=C4=CA=FD=BE=DD=
=D2=AA=B0=D1=CB=FC=CA=AE=CE=BB=CA=FD=BA=CD=B8=F6=CA=FD=B7=D6=BF=AA=A3=AC=B7=
=BD=B7=A8=C8=D4=B2=C9=D3=C3=B6=D4</SPAN><SPAN=20
lang=3DEN-US>10</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D5=FB=B3=FD=BA=CD=B6=D4</SPAN><SPAN=20
lang=3DEN-US>10</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=C7=F3=D3=E0=A1=A3</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A83=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D4=DA=CA=FD=C2=EB=C9=CF=CF=D4=CA=BE=A3=AC=C8=D4=CD=A8=B9=FD=B2=E9=
=B1=ED=B5=C4=B7=BD=CA=BD=CD=EA=B3=C9=A1=A3</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 36pt; TEXT-INDENT: -36pt; mso-list: l0 =
level1 lfo4; tab-stops: list 36.0pt"><SPAN=20
lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=A3=A84=A3=AE<SPAN=20
style=3D"FONT: 7pt 'Times New =
Roman'"> =20
</SPAN></SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=D2=BB=C3=EB=CA=B1=BC=E4=B5=C4=B2=FA=C9=FA=D4=DA=D5=E2=C0=EF=CE=D2=
=C3=C7=B2=C9=D3=C3=C8=ED=BC=FE=BE=AB=C8=B7=D1=D3=CA=B1=B5=C4=B7=BD=B7=A8=C0=
=B4=CD=EA=B3=C9=A3=AC=BE=AD=B9=FD=BE=AB=C8=B7=BC=C6=CB=E3=B5=C3=B5=BD</SP=
AN><SPAN=20
lang=3DEN-US>1</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=C3=EB=CA=B1=BC=E4=CE=AA</SPAN><SPAN=20
lang=3DEN-US>1.002</SPAN><SPAN=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-ascii-font-family: =
'Times New Roman'; mso-hansi-font-family: 'Times New =
Roman'">=C3=EB=A1=A3</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US>DELY1S:<SPAN=20
style=3D"mso-tab-count: =
2"> =20
</SPAN>MOV R5,#100</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US>D2:<SPAN=20
style=3D"mso-tab-count: =
2"> </SPAN><SPAN=20
style=3D"mso-tab-count: 1"> =
</SPAN>MOV=20
R6,#20</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US>D1:<SPAN=20
style=3D"mso-tab-count: =
2"> </SPAN><SPAN=20
style=3D"mso-tab-count: 1"> =
</SPAN>MOV=20
R7,#248</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US><SPAN=20
style=3D"mso-tab-count: =
1"> </SPAN><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; =20
</SPAN>DJNZ R7,$</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US><SPAN=20
style=3D"mso-tab-count: =
1"> &nbs=
p; =20
</SPAN>DJNZ R6,D1</SPAN></P>
<P class=3DMsoNormal><!--[if gte vml 1]><V:SHAPE =
id=3D_x0000_s1026=20
style=3D"MARGIN-TOP: 0px; Z-INDEX: 1; LEFT: 0px; MARGIN-LEFT: =
135pt; WIDTH: 177.75pt; POSITION: absolute; HEIGHT: 296.25pt; =
TEXT-ALIGN: left"=20
type=3D"#_x0000_t75" o:allowoverlap=3D"f"><V:IMAGEDATA =
o:title=3D"C9"=20
src=3D"cc411.43.gif" /><W:WRAP type=3D"square" =
/></V:SHAPE><![endif]--><IMG=20
height=3D395 hspace=3D12 =
src=3D"http://www.8951.com/51test/cc411.43.gif"=20
width=3D237 align=3Dleft v:shapes=3D"_x0000_s1026"><SPAN =
lang=3DEN-US><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; </SPAN><SPAN=20
style=3D"mso-tab-count: 1"> =20
</SPAN>DJNZ R5,D2</SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US><SPAN=20
style=3D"mso-tab-count: =
1"> </SPAN><SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; =20
</SPAN>RET</SPAN></P>
<P class=3DMsoNormal=20
style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l4 =
level1 lfo2; 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; mso-fareast-font-family: =
=D3=D7=D4=B2">5=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=20
style=3D"FONT-SIZE: 12pt; FONT-FAMILY: =
=D3=D7=D4=B2">=B3=CC=D0=F2=BF=F2=CD=BC<SPAN lang=3DEN-US><O:P>=20
</O:P></SPAN></SPAN></I></B></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US> <O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US> <O:P> =
</O:P></SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: =
10.5pt"> <O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: =
10.5pt"> <O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US=20
style=3D"FONT-FAMILY: =CB=CE=CC=E5; mso-bidi-font-size: =
10.5pt"> <O:P>=20
</O:P></SPAN></P>
<P class=3DMsoNormal><SPAN lang=3DEN-US=20
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