?? [技術問答 zlg-arm] 求助！用io口模擬串口！==www_ic37_com.mht
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<P style=3D"TEXT-INDENT: 2em">eaivip@hotmail.com</P>
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<P style=3D"TEXT-INDENT: =
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<P style=3D"TEXT-INDENT: 2em">//=B6=A8=CA=B1=C6=F7=20
26us(9600bps)=BB=F2416us(1200bps)</P>
<P style=3D"TEXT-INDENT: 2em">void Timer1(void)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: 2em">static unsigned char=20
ucTimer1Loop=3D0;</P>
<P=20
style=3D"TEXT-INDENT: 2em">Rev485Byte16Comm(ucTimer1Loop);</P>
<P style=3D"TEXT-INDENT: =
2em">if(ucTimer1Loop=3D=3D0)</P>
<P style=3D"TEXT-INDENT: 2em">Send485Byte16Comm();</P>
<P style=3D"TEXT-INDENT: 2em">ucTimer1Loop++;</P>
<P style=3D"TEXT-INDENT: =
2em">if(ucTimer1Loop>=3D3)</P>
<P style=3D"TEXT-INDENT: 2em">ucTimer1Loop=3D0;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: =
2em">//=BD=D3=CA=D5=D2=BB=B8=F6=D7=D6=BD=DA</P>
<P style=3D"TEXT-INDENT: 2em">void Rev485Byte(unsigned =
char=20
ucTimeNum,unsigned char ucStart485Pos,unsigned char=20
uc485Num)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: 2em">unsigned char i;</P>
<P style=3D"TEXT-INDENT: =
2em">//=B5=B1=D3=D0=CA=FD=BE=DD=B7=A2=CB=CD=CA=B1=A3=AC=B9=D8=B1=D5=BD=D3=
=CA=D5=B9=A6=C4=DC</P>
<P style=3D"TEXT-INDENT: =
2em">uc485Num+=3DucStart485Pos;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if((str485SendByte.ucSendByteFlag[ucStart485Pos]=3D=3DEMPTY_IRQ_FALG=
)</P>
<P=20
style=3D"TEXT-INDENT: =
2em">&&(str485send[ucStart485Pos].uc485Send_Tail_P=3D=3Dstr485sen=
d[ucStart485Pos].uc485Send_Head_P))</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">for(i=3DucStart485Pos;i<uc485Num;i++)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucTime[i]=3D=3DNO_REV_FLAG&&str485RevByte.u=
cPinFlag[i]=3D=3D0)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485RevByte.ucTime[i]=3DucTimeNum+1;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucTime[i]>=3D3)</P>
<P style=3D"TEXT-INDENT: =
2em">str485RevByte.ucTime[i]=3D0;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">else=20
if(str485RevByte.ucTime[i]=3D=3DucTimeNum)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: =
2em">str485RevByte.ucBitPos[i]++;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucBitPos[i]<2)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucPinFlag[i]!=3D0)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485RevByte.ucTime[i]=3DNO_REV_FLAG;</P>
<P style=3D"TEXT-INDENT: =
2em">str485RevByte.ucBitPos[i]=3D0;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">else=20
if(str485RevByte.ucBitPos[i]<10)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485RevByte.ucRevByte[i]>>=3D1;</P>
<P style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucPinFlag[i])</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485RevByte.ucRevByte[i]|=3D0x80;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">else=20
if(str485RevByte.ucBitPos[i]>=3D11)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: =
2em">if(str485RevByte.ucPinFlag[i])</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485rev[i].uc485RevBuff[str485rev][i].uc485Rev_Head_P]=3Dstr485Rev=
Byte.ucRevByte[i];</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485rev[i].uc485Rev_Head_P+=3D1;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">if(str485rev[i].uc485Rev_Head_P>=3DMaxn485RevLen)</P>
<P=20
style=3D"TEXT-INDENT: 2em">str485rev[i].uc485Rev_Head_P=3D0;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P=20
style=3D"TEXT-INDENT: =
2em">//str485RevByte.ucRevByteFlag[i]=3DRET_SUCCESS;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">str485RevByte.ucTime[i]=3DNO_REV_FLAG;</P>
<P style=3D"TEXT-INDENT: =
2em">str485RevByte.ucBitPos[i]=3D0;</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: 2em">}</P>
<P style=3D"TEXT-INDENT: =
2em">//=B7=A2=CB=CD=D2=BB=B8=F6=D7=D6=BD=DA</P>
<P style=3D"TEXT-INDENT: 2em">void =
Send485Byte(unsigned char=20
ucStart485Pos,unsigned char uc485Num)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: 2em">unsigned char =
i,ucTemp;</P>
<P style=3D"TEXT-INDENT: =
2em">uc485Num+=3DucStart485Pos;</P>
<P=20
style=3D"TEXT-INDENT: =
2em">for(i=3DucStart485Pos;i<uc485Num;i++)</P>
<P style=3D"TEXT-INDENT: 2em">{</P>
<P style=3D"TEXT-INDENT: =
2em">//=BD=AB=D2=AA=B7=A2=CB=CD=B5=C4=D7=D6=BD=DA=CB=CD=C8=EB=B7=A2=CB=CD=
=BC=C4=B4=E6=C6=F7</P>
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