?? dtmf信號發(fā)送-接收電路芯片mt8880-電子電路圖,電子技術(shù)資料網(wǎng)站.mht
字號:
style=3D"FONT-SIZE: 12pt">1<O:P> =
</O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 112.2pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D150>
<P class=3DMsoNormal><SPAN style=3D"FONT-SIZE: =
12pt">=B6=C1=D7=B4=CC=AC=BC=C4=B4=E6=C6=F7<SPAN=20
lang=3DEN-US><O:P>=20
</O:P></SPAN></SPAN></P></TD></TR></TBODY></TABLE></DIV>
<P class=3DMsoNormal><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: 12pt"><O:P></O:P></SPAN></P>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
style=3D"FONT-SIZE: =
12pt">=BF=D8=D6=C6=BC=C4=B4=E6=C6=F7=A3=A8<SPAN =
lang=3DEN-US>CRA=A3=A9=B9=A6=C4=DC<O:P>=20
</O:P></SPAN></SPAN></P>
<TABLE=20
style=3D"BORDER-RIGHT: medium none; BORDER-TOP: medium none; =
MARGIN-LEFT: 5.4pt; BORDER-LEFT: medium none; BORDER-BOTTOM: medium =
none; BORDER-COLLAPSE: collapse; mso-border-alt: solid windowtext .5pt; =
mso-padding-alt: 0cm 5.4pt 0cm 5.4pt"=20
cellSpacing=3D0 cellPadding=3D0 border=3D1>
<TBODY>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=BF=D8=D6=C6=CE=BB<SPAN=20
lang=3DEN-US><O:P> </O:P></SPAN></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 115.5pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D154>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C3=FB=B3=C6=D3=EB=B9=A6=C4=DC<SPAN=20
lang=3DEN-US><O:P> </O:P></SPAN></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 257.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D344>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=CB=B5=C3=F7<SPAN=20
lang=3DEN-US><O:P> </O:P></SPAN></SPAN></P></TD></TR>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-top-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US style=3D"FONT-SIZE: =
12pt">b0<O:P>=20
</O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 115.5pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D154>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: =
12pt">Tout=D2=F4=B5=F7=CA=E4=B3=F6<O:P> </O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 257.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D344>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C2=DF=BC=AD=A1=B0<SPAN=20
=
lang=3DEN-US>1=A1=B1=CA=B9=C4=DC=D2=F4=B5=F7=CA=E4=B3=F6<O:P> =
</O:P></SPAN></SPAN></P></TD></TR>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-top-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US style=3D"FONT-SIZE: =
12pt">b1<O:P>=20
</O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 115.5pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D154>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: =
12pt">CP/DTMF=C4=A3=CA=BD=A1=A3=BF=D8=D6=C6<O:P> </O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 257.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D344>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C2=DF=BC=AD=A1=B0<SPAN=20
=
lang=3DEN-US>1=A1=B1=CE=AACP=C4=A3=CA=BD=A1=A3=B5=B1b2=3D1=CA=B1=A3=AC=C0=
=FD=C8=E7=CA=E4=C8=EB=B5=E7=BB=B0=C3=A6=D2=F4=A3=AC=B4=CB=BD=C5=CA=E4=B3=F6=
=C3=A6=D2=F4=B7=BD=B2=A8<O:P>=20
</O:P></SPAN></SPAN></P></TD></TR>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-top-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US style=3D"FONT-SIZE: =
12pt">b2<O:P>=20
</O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 115.5pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D154>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: =
12pt">IRQ=D6=D0=B6=CF=CA=B9=C4=DC<O:P> </O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 257.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D344>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C2=DF=BC=AD=A1=B0<SPAN=20
=
lang=3DEN-US>1=A1=B1=CA=B9=C4=DC=D6=D0=B6=CF=C4=A3=CA=BD=A1=A3=B5=B1b1=3D=
0=CA=B1=A3=AC=BD=D3=CA=D5=B5=BDDTMF=D0=C5=BA=C5=BB=F2=D7=BC=B1=B8=B7=A2=CB=
=CD=D0=C2=B5=C4=CB=AB=D2=F4=D0=C5=BA=C5=A3=ACDTMF/CP=D2=FD=BD=C5=B5=E7=C6=
=BD=D3=C9=B8=DF=B1=E4=B5=CD=A1=A3<O:P>=20
</O:P></SPAN></SPAN></P></TD></TR>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.25pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-top-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US style=3D"FONT-SIZE: =
12pt">b3<O:P>=20
</O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 115.5pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D154>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN lang=3DEN-US=20
style=3D"FONT-SIZE: =
12pt">RSEL=BC=C4=B4=E6=C6=F7=D1=A1=D4=F1<O:P> </O:P></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; =
PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 257.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid =
windowtext .5pt"=20
vAlign=3Dtop width=3D344>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C2=DF=BC=AD=A1=B0<SPAN=20
lang=3DEN-US>1=A1=B1=D4=CA=D0=ED=D1=A1=D4=F1CRB<O:P>=20
</O:P></SPAN></SPAN></P></TD></TR></TBODY></TABLE>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
lang=3DEN-US style=3D"FONT-SIZE: =
12pt"><O:P></O:P></SPAN></P>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center" =
align=3Dcenter><SPAN=20
style=3D"FONT-SIZE: =
12pt">=BF=D8=D6=C6=BC=C4=B4=E6=C6=F7=A3=A8<SPAN =
lang=3DEN-US>CRB=A3=A9=B9=A6=C4=DC<O:P>=20
</O:P></SPAN></SPAN></P>
<TABLE=20
style=3D"BORDER-RIGHT: medium none; BORDER-TOP: medium none; =
MARGIN-LEFT: 94.65pt; BORDER-LEFT: medium none; BORDER-BOTTOM: medium =
none; BORDER-COLLAPSE: collapse; mso-border-alt: solid windowtext .5pt; =
mso-padding-alt: 0cm 5.4pt 0cm 5.4pt"=20
cellSpacing=3D0 cellPadding=3D0 border=3D1>
<TBODY>
<TR>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 0.5pt solid; WIDTH: =
47.35pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid"=20
vAlign=3Dtop width=3D63>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=BF=D8=D6=C6=CE=BB<SPAN=20
lang=3DEN-US><O:P> </O:P></SPAN></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 131.15pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D175>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=C3=FB=B3=C6=D3=EB=B9=A6=C4=DC<SPAN=20
lang=3DEN-US><O:P> </O:P></SPAN></SPAN></P></TD>
<TD=20
style=3D"BORDER-RIGHT: windowtext 0.5pt solid; =
PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 0.5pt solid; PADDING-LEFT: =
5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 152.95pt; =
PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 0.5pt solid; =
mso-border-left-alt: solid windowtext .5pt"=20
vAlign=3Dtop width=3D204>
<P class=3DMsoNormal style=3D"TEXT-ALIGN: center"=20
align=3Dcenter><SPAN style=3D"FONT-SIZE: =
12pt">=CB=B5<SPAN=20
lang=3DEN-US><SPAN style=3D"mso-spacerun: yes"> =
</SPAN>=C3=F7<O:P>=20
</O:P></SPAN></SPAN></P></TD></TR>
<TR>
?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -