📄 单片机试验19“叮咚”门铃.mht
字号:
p;  =
; =20
</SPAN>CPL FLAG<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: =
3"> &nbs=
p;  =
; =20
</SPAN>LJMP NEXT<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">STP:<SPAN=20
style=3D"mso-tab-count: =
2"> </SP=
AN><SPAN=20
style=3D"mso-tab-count: =
1"> =20
</SPAN>SETB STOP<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: =
3"> &nbs=
p;  =
; =20
</SPAN>CLR TR0<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: =
3"> &nbs=
p;  =
; =20
</SPAN>LJMP DONE<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">NEXT:<SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; =20
</SPAN>JB FLAG,S5HZ<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: =
3"> &nbs=
p;  =
; =20
</SPAN>INC T7HZ<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: =
3"> &nbs=
p;  =
; =20
</SPAN>MOV A,T7HZ<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: =
3"> &nbs=
p;  =
; =20
</SPAN>CJNE A,#03H,DONE<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: =
3"> &nbs=
p;  =
; =20
</SPAN>MOV T7HZ,#00H<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: =
3"> &nbs=
p;  =
; =20
</SPAN>CPL P1.0<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: =
3"> &nbs=
p;  =
; =20
</SPAN>LJMP DONE<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">S5HZ:<SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; =20
</SPAN>INC T5HZ<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: =
3"> &nbs=
p;  =
; =20
</SPAN>MOV A,T5HZ<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: =
3"> &nbs=
p;  =
; =20
</SPAN>CJNE A,#04H,DONE<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: =
3"> &nbs=
p;  =
; =20
</SPAN>MOV T5HZ,#00H<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: =
3"> &nbs=
p;  =
; =20
</SPAN>CPL P1.0<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: =
3"> &nbs=
p;  =
; =20
</SPAN>LJMP DONE<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">DONE:<SPAN=20
style=3D"mso-tab-count: =
2"> &nbs=
p; =20
</SPAN>RETI<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: =
3"> &nbs=
p;  =
; =20
</SPAN>END<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=20
style=3D"MARGIN-LEFT: 18pt; TEXT-INDENT: -18pt; mso-list: l0 =
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; FONT-FAMILY: =D3=D7=D4=B2; =
mso-hansi-font-family: =CB=CE=CC=E5">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; =
mso-hansi-font-family: =
=CB=CE=CC=E5">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 t5hz;<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 t7hz;<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 int tcnt;<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">bit stop;<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">bit flag;<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>unsigned char i,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"> <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>TMOD=3D0x02;<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>TH0=3D0x06;<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>TL0=3D0x06;<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>ET0=3D1;<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>EA=3D1;<O:P> </O:P></SPAN></P>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -