📄 [整理]51单片机模拟串口的三种方法_ourway.mht
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<P align=3Dcenter><STRONG><FONT=20
=
color=3D#0000ff>51=B5=A5=C6=AC=BB=FA=C4=A3=C4=E2=B4=AE=BF=DA=B5=C4=C8=FD=D6=
=D6=B7=BD=B7=A8</FONT></STRONG></P>
<P> =20
=
=CB=E6=D7=C5=B5=A5=C6=AC=BB=FA=B5=C4=CA=B9=D3=C3=C8=D5=D2=E6=C6=B5=B7=B1=A3=
=AC=D3=C3=C6=E4=D7=F7=C7=B0=D6=C3=BB=FA=BD=F8=D0=D0=B2=C9=BC=AF=BA=CD=CD=A8=
=D0=C5=D2=B2=B3=A3=BC=FB=D3=DA=B8=F7=D6=D6=D3=A6=D3=C3=A3=AC=D2=BB=B0=E3=CA=
=C7=C0=FB=D3=C3=C7=B0=D6=C3=BB=FA=B2=C9=BC=AF=B8=F7=D6=D6=D6=D5=B6=CB=CA=FD=
=BE=DD=BA=F3=BD=F8=D0=D0=B4=A6=C0=ED=A1=A2=B4=E6=B4=A2=A3=AC=D4=D9=D6=F7=B6=
=AF=BB=F2=B1=BB=B6=AF=C9=CF=B1=A8=B8=F8=B9=DC=C0=ED=D5=BE=A1=A3=D5=E2=D6=D6=
=C7=E9=BF=F6=CF=C2=CF=C2=A3=AC=B2=C9=BC=AF=BB=E1=D0=E8=D2=AA=D2=BB=B8=F6=B4=
=AE=BF=DA=A3=AC=C9=CF=B1=A8=D3=D6=D0=E8=D2=AA=C1=ED=D2=BB=B8=F6=B4=AE=BF=DA=
=A3=AC=D5=E2=BE=CD=D2=AA=C7=F3=B5=A5=C6=AC=BB=FA=BE=DF=D3=D0=CB=AB=B4=AE=BF=
=DA=B5=C4=B9=A6=C4=DC=A3=AC=B5=AB=CE=D2=C3=C7=D6=AA=B5=C0=D2=BB=B0=E3=B5=C4=
51=CF=B5=C1=D0=D6=BB=CC=E1=B9=A9=D2=BB=B8=F6=B4=AE=BF=DA=A3=AC=C4=C7=C3=B4=
=C1=ED=D2=BB=B8=F6=B4=AE=BF=DA=D6=BB=C4=DC=BF=BF=B3=CC=D0=F2=C4=A3=C4=E2=A1=
=A3<BR><BR> =20
=B1=BE=CE=C4=CB=F9=CB=B5=B5=C4=C4=A3=C4=E2=B4=AE=BF=DA=A3=AC=20
=
=BE=CD=CA=C7=C0=FB=D3=C351=B5=C4=C1=BD=B8=F6=CA=E4=C8=EB=CA=E4=B3=F6=D2=FD=
=BD=C5=C8=E7P1.0=BA=CDP1.1=A3=AC=D6=C31=BB=F20=B7=D6=B1=F0=B4=FA=B1=ED=B8=
=DF=B5=CD=B5=E7=C6=BD=A3=AC=D2=B2=BE=CD=CA=C7=B4=AE=BF=DA=CD=A8=D0=C5=D6=D0=
=CB=F9=CB=B5=B5=C4=CE=BB=A3=AC=C8=E7=C6=F0=CA=BC=CE=BB=D3=C3=B5=CD=B5=E7=C6=
=BD=A3=AC=D4=F2=BD=AB=C6=E4=D6=C30=A3=AC=CD=A3=D6=B9=CE=BB=CE=AA=B8=DF=B5=
=E7=C6=BD=A3=AC=D4=F2=BD=AB=C6=E4=D6=C31=A3=AC=B8=F7=D6=D6=CA=FD=BE=DD=CE=
=BB=BA=CD=D0=A3=D1=E9=CE=BB=D4=F2=B8=F9=BE=DD=C7=E9=BF=F6=D6=C31=BB=F2=D6=
=C30=A1=A3=D6=C1=D3=DA=B4=AE=BF=DA=CD=A8=D0=C5=B5=C4=B2=A8=CC=D8=C2=CA=A3=
=AC=CB=B5=B5=BD=B5=D7=D6=BB=CA=C7=C3=BF=CE=BB=B5=E7=C6=BD=B3=D6=D0=F8=B5=C4=
=CA=B1=BC=E4=A3=AC=B2=A8=CC=D8=C2=CA=D4=BD=B8=DF=A3=AC=B3=D6=D0=F8=B5=C4=CA=
=B1=BC=E4=D4=BD=B6=CC=A1=A3=C8=E7=B2=A8=CC=D8=C2=CA=CE=AA9600BPS=A3=AC=BC=
=B4=C3=BF=D2=BB=CE=BB=B4=AB=CB=CD=CA=B1=BC=E4=CE=AA1000ms/9600=3D0.104ms=A3=
=AC=BC=B4=CE=BB=D3=EB=CE=BB=D6=AE=BC=E4=B5=C4=D1=D3=CA=B1=CE=AA=CE=AA0.10=
4=BA=C1=C3=EB=A1=A3=B5=A5=C6=AC=BB=FA=B5=C4=D1=D3=CA=B1=CA=C7=CD=A8=B9=FD=
=D6=B4=D0=D0=C8=F4=B8=C9=CC=F5=D6=B8=C1=EE=C0=B4=B4=EF=B5=BD=C4=BF=B5=C4=B5=
=C4=A3=AC=D2=F2=CE=AA=C3=BF=CC=F5=D6=B8=C1=EE=CE=AA1-3=B8=F6=D6=B8=C1=EE=D6=
=DC=C6=DA=A3=AC=BF=C9=BC=B4=CA=C7=CD=A8=B9=FD=C8=F4=B8=C9=B8=F6=D6=B8=C1=EE=
=D6=DC=C6=DA=C0=B4=BD=F8=D0=D0=D1=D3=CA=B1=B5=C4=A3=AC=B5=A5=C6=AC=BB=FA=B3=
=A3=D3=C311.0592M=B5=C4=B5=C4=BE=A7=D5=F1=A3=AC=CF=D6=D4=DA=CE=D2=D2=AA=B8=
=E6=CB=DF=C4=E3=D5=E2=B8=F6=C6=E6=B9=D6=CA=FD=D7=D6=B5=C4=C0=B4=C0=FA=A1=A3=
=D3=C3=B4=CB=C6=B5=C2=CA=D4=F2=C3=BF=B8=F6=D6=B8=C1=EE=D6=DC=C6=DA=B5=C4=CA=
=B1=BC=E4=CE=AA(12/11.0592)us=A3=AC=C4=C7=C3=B4=B2=A8=CC=D8=C2=CA=CE=AA96=
00BPS=C3=BF=CE=BB=D2=AA=BC=E4=C8=DA=B6=E0=C9=D9=B8=F6=D6=B8=C1=EE=D6=DC=C6=
=DA=C4=D8=A3=BF=D6=B8=C1=EE=D6=DC=C6=DAs=3D(1000000/9600)/(12/11.0592)=3D=
96=A3=AC=B8=D5=BA=C3=CE=AA=D2=BB=D5=FB=CA=FD=A3=AC=C8=E7=B9=FB=CE=AA4800B=
PS=D4=F2=CE=AA96x2=3D192=A3=AC=C8=E7=CE=AA19200BPS=D4=F2=CE=AA48=A3=AC=B1=
=F0=B5=C4=B2=A8=CC=D8=C2=CA=BE=CD=B2=BB=CB=E3=C1=CB=A3=AC=B6=BC=B8=D5=BA=C3=
=CE=AA=D5=FB=CA=FD=B8=F6=D6=B8=C1=EE=D6=DC=C6=DA=A3=AC=C3=EE=B0=C9=A1=A3=D6=
=C1=D3=DA=B1=F0=B5=C4=BE=A7=D5=F1=C6=B5=C2=CA=B4=F3=BC=D2=D7=D4=D2=D1=C8=A5=
=CB=E3=B0=C9=A1=A3=CF=D6=D4=DA=BE=CD=D2=D411.0592M=B5=C4=BE=A7=D5=F1=CE=AA=
=C0=FD=A3=AC=CC=B8=CC=B8=C8=FD=D6=D6=C4=A3=C4=E2=B4=AE=BF=DA=B5=C4=B7=BD=B7=
=A8=A1=A3<BR><BR><STRONG><FONT=20
color=3D#ff0000=20
=
size=3D4>=B7=BD=B7=A8=D2=BB=A3=BA=D1=D3=CA=B1=B7=A8</FONT></STRONG><BR><B=
R> =20
=
=CD=A8=B9=FD=C9=CF=CA=F6=BC=C6=CB=E3=B4=F3=BC=D2=D6=AA=B5=C0=A3=AC=B4=AE=BF=
=DA=B5=C4=C3=BF=CE=BB=D0=E8=D1=D3=CA=B10.104=C3=EB=A3=AC=D6=D0=BC=E4=BF=C9=
=D6=B4=D0=D096=B8=F6=D6=B8=C1=EE=D6=DC=C6=DA=A1=A3<BR><BR>#define uchar =
unsigned=20
char<BR>sbit P1_0 =3D 0x90;<BR>sbit P1_1 =3D 0x91;<BR>sbit P1_2 =
=3D=20
0x92;<BR>#define RXD P1_0<BR>#define TXD P1_1<BR>#define WRDYN 44 =
<FONT=20
color=3D#c0c0c0>//=D0=B4=D1=D3=CA=B1</FONT><BR>#define RDDYN 43 =
<FONT=20
color=3D#c0c0c0>//=B6=C1=D1=D3=CA=B1</FONT><BR><BR><FONT=20
=
color=3D#c0c0c0>//=CD=F9=B4=AE=BF=DA=D0=B4=D2=BB=B8=F6=D7=D6=BD=DA</FONT>=
<BR>void WByte(uchar=20
input)<BR>{<BR> uchar=20
i=3D8;<BR> =20
=
TXD=3D(bit)0; =
<FONT=20
=
color=3D#c0c0c0>//=B7=A2=CB=CD=C6=F4=CA=BC=CE=BB</FONT><BR> &n=
bsp; =20
Delay2cp(39);<BR><FONT color=3D#c0c0c0> =20
=
//=B7=A2=CB=CD8=CE=BB=CA=FD=BE=DD=CE=BB</FONT><BR>  =
;=20
while(i--)<BR> =20
{<BR> =20
TXD=3D(bit)(input&0x01); <FONT =
color=3D#c0c0c0>=20
=
//=CF=C8=B4=AB=B5=CD=CE=BB</FONT><BR> =
=20
Delay2cp(36);<BR> =20
input=3Dinput>>1;<BR> }<BR><FONT=20
color=3D#c0c0c0> =20
=
//=B7=A2=CB=CD=D0=A3=D1=E9=CE=BB(=CE=DE)</FONT><BR> &nbs=
p;=20
=
TXD=3D(bit)1; =
<FONT=20
color=3D#c0c0c0> =
//=B7=A2=CB=CD=BD=E1=CA=F8=CE=BB</FONT><BR> =20
Delay2cp(46);<BR>}<BR><BR><FONT =
color=3D#c0c0c0>//=B4=D3=B4=AE=BF=DA=B6=C1=D2=BB=B8=F6=D7=D6=BD=DA</FONT>=
<BR>uchar=20
RByte(void)<BR>{<BR> uchar=20
Output=3D0;<BR> uchar=20
i=3D8;<BR> uchar =
<BR> =20
=
temp=3DRDDYN; =
<FONT=20
color=3D#c0c0c0> =20
=
//=B7=A2=CB=CD8=CE=BB=CA=FD=BE=DD=CE=BB</FONT><BR>Delay2cp(RDDYN*1.5);&nb=
sp; <FONT=20
color=3D#c0c0c0> =
//=B4=CB=B4=A6=D7=A2=D2=E2=A3=AC=B5=C8=B9=FD=C6=F0=CA=BC=CE=BB</FONT><BR>=
=20
while(i--)<BR> =20
{<BR> Output=20
>>=3D1;<BR> =
if(RXD)=20
Output |=3D0x80; <FONT=20
=
color=3D#c0c0c0>//=CF=C8=CA=D5=B5=CD=CE=BB<BR></FONT> &n=
bsp; =20
=
Delay2cp(35); =
<FONT=20
=
color=3D#c0c0c0>//(96-26)/2=A3=AC=D1=AD=BB=B7=B9=B2=D5=BC=D3=C326=B8=F6=D6=
=B8=C1=EE=D6=DC=C6=DA</FONT><BR> =20
}<BR> =20
=
while(--temp) =
<FONT=20
=
color=3D#c0c0c0>//=D4=DA=D6=B8=B6=A8=B5=C4=CA=B1=BC=E4=C4=DA=CB=D1=D1=B0=BD=
=E1=CA=F8=CE=BB=A1=A3</FONT><BR> =20
{<BR> =20
Delay2cp(1);<BR> =20
=
if(RXD)break; =
<FONT=20
color=3D#c0c0c0> =
//=CA=D5=B5=BD=BD=E1=CA=F8=CE=BB=B1=E3=CD=CB=B3=F6</FONT><BR> =
=20
}<BR> return Output;<BR>}<BR><BR><FONT=20
color=3D#c0c0c0>//=D1=D3=CA=B1=B3=CC=D0=F2*</FONT><BR>void =
Delay2cp(unsigned char=20
i)<BR>{<BR> =20
=
while(--i); &n=
bsp; <FONT=20
=
color=3D#c0c0c0>//=B8=D5=BA=C3=C1=BD=B8=F6=D6=B8=C1=EE=D6=DC=C6=DA=A1=A3<=
BR></FONT>}<BR><BR> =20
=
=B4=CB=D6=D6=B7=BD=B7=A8=D4=DA=BD=D3=CA=D5=C9=CF=B4=E6=D4=DA=D2=BB=B6=A8=B5=
=C4=C4=D1=B6=C8=A3=AC=D6=F7=D2=AA=CA=C7=B2=C9=D1=F9=B6=A8=CE=BB=B4=E6=D4=DA=
=D0=E8=BD=CF=D7=BC=C8=B7=A3=AC=C1=ED=CD=E2=BB=B9=B1=D8=D0=EB=D6=AA=B5=C0=C3=
=BF=CC=F5=D3=EF=BE=E4=B5=C4=D6=B8=C1=EE=D6=DC=C6=DA=CA=FD=A1=A3=B4=CB=B7=A8=
=BF=C9=C4=DC=C4=A3=C4=E2=C8=F4=B8=C9=B8=F6=B4=AE=BF=DA=A3=AC=CA=B5=BC=CA=D6=
=D0=B2=C9=D3=C3=CB=FC=B5=C4=C8=CB=D2=B2=BA=DC=B6=E0=A3=AC=B5=AB=C8=E7=B9=FB=
=C4=E3=D3=C3Keil=20
=
C=A3=AC=B1=BE=C8=CB=B2=BB=BD=A8=D2=E9=CA=B9=D3=C3=B4=CB=D6=D6=B7=BD=B7=A8=
=A3=AC=C9=CF=CA=F6=B3=CC=D0=F2=D4=DAP89C52=A1=A2AT89C52=A1=A2W78E52=C8=FD=
=D6=D6=B5=A5=C6=AC=BB=FA=C9=CF=CA=B5=D1=E9=CD=A8=B9=FD=A1=A3<BR><BR><STRO=
NG><FONT=20
color=3D#ff0000><FONT=20
=
size=3D4>=B7=BD=B7=A8=B6=FE=A3=BA=BC=C6=CA=FD=B7=A8</FONT><BR></FONT></ST=
RONG><BR> =20
=
51=B5=C4=BC=C6=CA=FD=C6=F7=D4=DA=C3=BF=D6=B8=C1=EE=D6=DC=C6=DA=BC=D31=A3=AC=
=D6=B1=B5=BD=D2=E7=B3=F6=A3=AC=CD=AC=CA=B1=D3=B2=BC=FE=D6=C3=D2=E7=B3=F6=B1=
=EA=D6=BE=CE=BB=A1=A3=D5=E2=D1=F9=CE=D2=C3=C7=BE=CD=BF=C9=D2=D4=CD=A8=B9=FD=
=D4=A4=D6=C3=B3=F5=D6=B5=B5=C4=B7=BD=B7=A8=C8=C3=BB=FA=C6=F7=C3=BF96=B8=F6=
=D6=B8=C1=EE=D6=DC=C6=DA=B2=FA=C9=FA=D2=BB=B4=CE=D2=E7=B3=F6=A3=AC=B3=CC=D0=
=F2=B2=BB=B6=CF=B5=C4=B2=E9=D1=AF=D2=E7=B3=F6=B1=EA=D6=BE=C0=B4=BE=F6=B6=A8=
=CA=C7=B7=F1=B7=A2=CB=CD=BB=F2=BD=D3=CA=D5=CF=C2=D2=BB=CE=BB=A1=A3<BR>&nb=
sp; <BR><FONT=20
=
color=3D#c0c0c0>//=BC=C6=CA=FD=C6=F7=B3=F5=CA=BC=BB=AF</FONT><BR>void=20
S2INI(void)<BR>{<BR> TMOD=20
=
|=3D0x02; &nbs=
p; <FONT=20
=
color=3D#c0c0c0>//=BC=C6=CA=FD=C6=F70=A3=AC=B7=BD=CA=BD2</FONT><BR>TH0=3D=
0xA0; &n=
bsp; <FONT=20
=
color=3D#c0c0c0>//=D4=A4=D6=B5=CE=AA256-96=3D140=A3=AC=CA=AE=C1=F9=BD=F8=D6=
=C6A0</FONT><BR> =20
=
TL0=3DTH0; <BR>  =
; =20
=
TR0=3D1; <FONT=
=20
=
color=3D#c0c0c0>//=BF=AA=CA=BC=BC=C6=CA=FD</FONT><BR> &n=
bsp;=20
TF0=3D0;<BR>}<BR><BR>void WByte(uchar=20
input)<BR>{<BR> <FONT=20
=
color=3D#c0c0c0>//=B7=A2=CB=CD=C6=F4=CA=BC=CE=BB</FONT><BR> &n=
bsp; uchar=20
i=3D8;<BR> =
TR0=3D1;<BR> =20
TXD=3D(bit)0;<BR> =20
WaitTF0();<BR> <FONT=20
=
color=3D#c0c0c0>//=B7=A2=CB=CD8=CE=BB=CA=FD=BE=DD=CE=BB</FONT><BR> &=
nbsp; =20
while(i--)<BR> =20
{<BR> =20
TXD=3D(bit)(input&0x01); <FONT=20
=
color=3D#c0c0c0>//=CF=C8=B4=AB=B5=CD=CE=BB</FONT><BR> &n=
bsp; =20
WaitTF0();<BR> =20
input=3Dinput>>1;<BR> }<BR><FONT=20
color=3D#c0c0c0> =20
=
//=B7=A2=CB=CD=D0=A3=D1=E9=CE=BB(=CE=DE)<BR> =20
=
//=B7=A2=CB=CD=BD=E1=CA=F8=CE=BB</FONT><BR> =20
TXD=3D(bit)1;<BR> =20
WaitTF0();<BR> =20
TR0=3D0;<BR>} <BR><FONT=20
=
color=3D#c0c0c0>//=B2=E9=D1=AF=BC=C6=CA=FD=C6=F7=D2=E7=B3=F6=B1=EA=D6=BE=CE=
=BB</FONT><BR>void WaitTF0( void=20
)<BR>{<BR> =20
while(!TF0);<BR> =20
TF0=3D0;<BR>}<BR><BR> =20
=
=BD=D3=CA=D5=B5=C4=B3=CC=D0=F2=A3=AC=BF=C9=D2=D4=B2=CE=BF=BC=CF=C2=D2=BB=D6=
=D6=B7=BD=B7=A8=A3=AC=B2=BB=D4=D9=D0=B4=B3=F6=A1=A3=D5=E2=D6=D6=B0=EC=B7=A8=
=B8=F6=C8=CB=B8=D0=BE=F5=B2=BB=B4=ED=A3=AC=BD=D3=CA=D5=BA=CD=B7=A2=CB=CD=B6=
=BC=BA=DC=D7=BC=C8=B7=A3=AC=C1=ED=CD=E2=B2=BB=D0=E8=D2=AA=BC=C6=CB=E3=C3=BF=
=CC=F5=D3=EF=BE=E4=B5=C4=D6=B8=C1=EE=D6=DC=C6=DA=CA=FD=A1=A3<BR><BR><STRO=
NG><FONT=20
color=3D#ff0000=20
=
size=3D4>=B7=BD=B7=A8=C8=FD=A3=BA=D6=D0=B6=CF=B7=A8<BR></FONT></STRONG><B=
R> =20
=
=D6=D0=B6=CF=B5=C4=B7=BD=B7=A8=BA=CD=BC=C6=CA=FD=C6=F7=B5=C4=B7=BD=B7=A8=B2=
=EE=B2=BB=B6=E0=A3=AC=D6=BB=CA=C7=B5=B1=BC=C6=CB=E3=C6=F7=D2=E7=B3=F6=CA=B1=
=B1=E3=B2=FA=C9=FA=D2=BB=B4=CE=D6=D0=B6=CF=A3=AC=D3=C3=BB=A7=BF=C9=D2=D4=D4=
=DA=D6=D0=B6=CF=B3=CC=D0=F2=D6=D0=D6=C3=B1=EA=D6=BE=A3=AC=B3=CC=D0=F2=B2=BB=
=B6=CF=B5=C4=B2=E9=D1=AF=B8=C3=B1=EA=D6=BE=C0=B4=BE=F6=B6=A8=CA=C7=B7=F1=B7=
=A2=CB=CD=BB=F2=BD=D3=CA=D5=CF=C2=D2=BB=CE=BB=A3=AC=B5=B1=C8=BB=B3=CC=D0=F2=
=D6=D0=D0=E8=B6=D4=D6=D0=B6=CF=BD=F8=D0=D0=B3=F5=CA=BC=BB=AF=A3=AC=CD=AC=CA=
=B1=B1=E0=D0=B4=D6=D0=B6=CF=B3=CC=D0=F2=A1=A3=B1=BE=B3=CC=D0=F2=CA=B9=D3=C3=
Timer0=D6=D0=B6=CF=A1=A3<BR><BR>#define=20
TM0_FLAG P1_2 <FONT =
color=3D#c0c0c0>//=C9=E8=B4=AB=CA=E4=B1=EA=D6=BE=CE=BB<BR></FONT><FONT=20
=
color=3D#c0c0c0>//=BC=C6=CA=FD=C6=F7=BC=B0=D6=D0=B6=CF=B3=F5=CA=BC=BB=AF<=
/FONT><BR>void=20
S2INI(void)<BR>{<BR> TMOD=20
=
|=3D0x02; &nbs=
p; <FONT=20
=
color=3D#c0c0c0>//=BC=C6=CA=FD=C6=F70=A3=AC=B7=BD=CA=BD2</FONT><BR> =
=20
=
TH0=3D0xA0; &n=
bsp; <FONT=20
=
color=3D#c0c0c0>//=D4=A4=D6=B5=CE=AA256-96=3D140=A3=AC=CA=AE=C1=F9=BD=F8=D6=
=C6A0</FONT><BR> =20
=
TL0=3DTH0; <BR>  =
; =20
=
TR0=3D0;  =
; =
<FONT=20
color=3D#c0c0c0> =
//=D4=DA=B7=A2=CB=CD=BB=F2=BD=D3=CA=D5=B2=C5=BF=AA=CA=BC=CA=B9=D3=C3</FON=
T><BR> TF0=3D0;=20
<BR> =20
ET0=3D1; <FONT=20
=
color=3D#c0c0c0>//=D4=CA=D0=ED=B6=A8=CA=B1=C6=F70=D6=D0=B6=CF</FONT><BR>&=
nbsp; =20
=
EA=3D1; <FONT =
=
color=3D#c0c0c0>//=D6=D0=B6=CF=D4=CA=D0=ED=D7=DC=BF=AA=B9=D8<BR></FONT>}<=
BR><BR><FONT=20
=
color=3D#c0c0c0>//=BD=D3=CA=D5=D2=BB=B8=F6=D7=D6=B7=FB</FONT><BR>uchar=20
RByte()<BR>{<BR> uchar=20
Output=3D0;<BR> uchar =
i=3D8;<BR> =20
=
TR0=3D1;  =
; =
<FONT=20
color=3D#c0c0c0>//=C6=F4=B6=AFTimer0</FONT><BR> =20
TL0=3DTH0;<BR> =20
=
WaitTF0(); &nb=
sp; <FONT=20
color=3D#c0c0c0>//=B5=C8=B9=FD=C6=F0=CA=BC=CE=BB</FONT><BR><FONT=20
color=3D#c0c0c0> =20
=
//=B7=A2=CB=CD8=CE=BB=CA=FD=BE=DD=CE=BB</FONT><BR>  =
;=20
while(i--)<BR> =20
{<BR> Output=20
>>=3D1;<BR> =
if(RXD)=20
Output |=3D0x80; <FONT =
color=3D#c0c0c0>=20
=
//=CF=C8=CA=D5=B5=CD=CE=BB</FONT><BR> =
=20
=
WaitTF0(); &nb=
sp; &nbs=
p; <FONT=20
color=3D#c0c0c0> =
//=CE=BB=BC=E4=D1=D3=CA=B1</FONT><BR> =20
}<BR> while(!TM0_FLAG) if(RXD)=20
break;<BR> =20
=
TR0=3D0;  =
; <FONT =
color=3D#c0c0c0> =20
//=CD=A3=D6=B9Timer0</FONT><BR> return =
Output;<BR>}<BR><FONT=20
=
color=3D#c0c0c0>//=D6=D0=B6=CF1=B4=A6=C0=ED=B3=CC=D0=F2</FONT><BR>void =
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