FX-3U PLC串列埠與PC通訊除錯

guih168發表於2015-06-19

最近開發的完成的手機攝像頭測試系統需要掛接在客戶的自動化機械手臂上，以達到自動完成取放料的動作。

客戶新來的工程師對PLC也不是很熟悉，導致在除錯的過程中也碰到了些問題，特地為其寫了個聯機串列埠除錯FX-3U程式。

今天得到訊息，現在整個聯機功能已經全部OK.了。

cpp File:

int TESTING=0;
unsigned int uRead_value[25];
unsigned int uWrite_value[25];
unsigned int COMM_PORT=8;
unsigned int STATS_PORT=0x02;
unsigned int DATA_PORT=0x03;

void init_plc(void)
{
_AX=0xfa;
_DX=COMM_PORT;
geninterrupt(0x14);
while((inportb(STATS_PORT)&1)!=0) inportb(DATA_PORT);
}

int check_plc(void)
{
long lTmp;
if(TESTING==1)return TRUE;
init_plc();
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{
if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
return(FALSE);
outportb(DATA_PORT,5);
disable();
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{
if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
if((lTmp=inportb(DATA_PORT))==6)
{
enable();
return(TRUE);
}
else
{
enable();
return(FALSE);
}
}

int read_data_register(unsigned int uAddress,unsigned int number)
{
int i;
for(i=0;i<3;i++)
if(_read_data_register(uAddress,number)==TRUE)
return TRUE;
return FALSE;
}

int _read_data_register(unsigned int uAddress,unsigned int number)
{
unsigned char uSend[]={2,0x30,0x30,0x30,0x30,0x30,0x30,0x32,3,0x30,0x30};
unsigned char uReceive[104];
unsigned int uTmp;
unsigned int uSum;
unsigned int num;
long lTmp;
int i,j;
if(TESTING==1)
{
for(i=0;i<number;i++)
uRead_value[i]=0;
return TRUE;
}
init_plc();
num=number*2;
if((num/16)>=10)
uSend[6]=(unsigned char)(num/16+0x41-10);
else
uSend[6]=(unsigned char)(num/16+0x30);
if((num%16)>=10)
uSend[7]=(unsigned char)((num%16)+0x41-10);
else
uSend[7]=(unsigned char)((num%16)+0x30);
uAddress=uAddress*2+0x1000;
uTmp=uAddress & 0x000f;
uSend[5]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>4) & 0x000f;
uSend[4]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>8) & 0x000f;
uSend[3]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>12)&0x000f;
uSend[2]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uSum=0;
for(i=1;i<9;i++)
uSum=uSum+(unsigned char)uSend[i];
uTmp=uSum&0x000f;
uSend[10]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uSum>>4)&0x000f;
uSend[9]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<11;i++)
{
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{
if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
return(FALSE);
}
outportb(DATA_PORT,uSend[i]);
}
disable();
for(lTmp=0;lTmp<DELAY_TIMES;lTmp++)
{
if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[0]=inportb(DATA_PORT);
if(uReceive[0]!=2)
{
enable();
return(FALSE);
}
for(i=1;i<number*4+4;i++)
{
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{
if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[i]=inportb(DATA_PORT);
}
enable();
uSum=0;
for(i=1;i<number*4+2;i++)
uSum=uSum+(unsigned int)uReceive[i];
uTmp=uSum&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*4+3]) return(FALSE);
uTmp=(uSum>>4)&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*4+2]) return(FALSE);
for(j=0;j<number;j++)
{
for(i=j*4+1;i<j*4+5;i++)
uReceive[i]=(uReceive[i]>0x39)?uReceive[i]-0x41+0xa:uReceive[i]-0x30;
uRead_value[j]=(((((uReceive[j*4+3]<<4)+uReceive[j*4+4])<<4)+uReceive[j*4+1])<<4)+uReceive[j*4+2];
}
return TRUE;
}

int read_mdata_register(unsigned int uAddress,unsigned int number)
{
int i;
for(i=0;i<3;i++)
if(_read_mdata_register(uAddress,number)==TRUE)
return TRUE;
return FALSE;
}

int _read_mdata_register(unsigned int uAddress,unsigned int number)
{
unsigned char uSend[]={2,0x30,0x30,0x30,0x30,0x30,0x30,0x32,3,0x30,0x30};
unsigned char uReceive[104];
unsigned int uTmp;
unsigned int uSum;
unsigned int num;
long lTmp;
int i,j;
if(TESTING==1)
{
for(i=0;i<number;i++)uRead_value[i]=0;
return TRUE;
}
init_plc();
num=number*2;
if((num/16)>=10)
uSend[6]=(unsigned char)(num/16+0x41-10);
else
uSend[6]=(unsigned char)(num/16+0x30);
if((num%16)>=10)
uSend[7]=(unsigned char)((num%16)+0x41-10);
else
uSend[7]=(unsigned char)((num%16)+0x30);
/*uAddress=uAddress*2+0x1000;*/
uTmp=uAddress & 0x000f;
uSend[5]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>4) & 0x000f;
uSend[4]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>8) & 0x000f;
uSend[3]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>12)&0x000f;
uSend[2]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uSum=0;
for(i=1;i<9;i++)
uSum=uSum+(unsigned char)uSend[i];
uTmp=uSum&0x000f;
uSend[10]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uSum>>4)&0x000f;
uSend[9]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<11;i++)
{

for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
return(FALSE);
}
outportb(DATA_PORT,uSend[i]);
}
disable();
for(lTmp=0;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[0]=inportb(DATA_PORT);
if(uReceive[0]!=2)
{
enable();
return(FALSE);
}
for(i=1;i<number*4+4;i++)
{

for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[i]=inportb(DATA_PORT);
}
enable();
uSum=0;
for(i=1;i<number*4+2;i++)
uSum=uSum+(unsigned int)uReceive[i];
uTmp=uSum&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*4+3])return(FALSE);
uTmp=(uSum>>4)&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*4+2])return(FALSE);
for(j=0;j<number;j++)
{

for(i=j*4+1;i<j*4+5;i++)
uReceive[i]=(uReceive[i]>0x39)?uReceive[i]-0x41+0xa:uReceive[i]-0x30;
uRead_value[j]=(((((uReceive[j*4+3]<<4)+uReceive[j*4+4])<<4)+uReceive[j*4+1])<<4)+uReceive[j*4+2];
}
return TRUE;
}

int write_data_register(unsigned int uAddress,unsigned int number)
{

int i;
for(i=0;i<3;i++)
if(_write_data_register(uAddress,number)==TRUE)
return TRUE;
return FALSE;
}

int _write_data_register(unsigned int uAddress,unsigned int number)
{

unsigned char uSend[111];
unsigned int uTmp,uSum,num;
long lTmp;
int i;
if(TESTING==1)return TRUE;
init_plc();
uSend[0]=2;
uSend[1]=0x31;
uSend[number*4+8]=3;
num=(number*2)/16;
if(num>=10)

uSend[6]=num+0x41-10;
else

uSend[6]=num+0x30;
num=(number*2)%16;
if(num>=10)

uSend[7]=num+0x41-10;
else

uSend[7]=num+0x30;
uAddress=0x1000+2*uAddress;
uTmp=uAddress&0x000f;
uSend[5]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>4)&0x000f;
uSend[4]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>8)&0x000f;
uSend[3]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>12)&0x000f;
uSend[2]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<number;i++)
{
uTmp=uWrite_value[i]&0x000f;
uSend[i*4+9]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uWrite_value[i]>>4)&0x000f;
uSend[i*4+8]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uWrite_value[i]>>8)&0x000f;
uSend[i*4+11]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uWrite_value[i]>>12)&0x000f;
uSend[i*4+10]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
}
uSum=0;
for(i=1;i<9+number*4;i++)
uSum+=uSend[i];
uTmp=uSum&0x000f;
uSend[number*4+10]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uSum>>4)&0x000f;
uSend[number*4+9]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<11+number*4;i++)
{

for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
/*enable();*/
return(FALSE);
}
outportb(DATA_PORT,uSend[i]);
}
disable();
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
if(inportb(DATA_PORT)!=6)
{
enable();
return(FALSE);
}
else
{
enable();
return(TRUE);
}
}
int force_m_contact(unsigned uAddress,unsigned char ucOn_off)
{

int i;
for(i=0;i<3;i++)
if(_force_m_contact(uAddress,ucOn_off)==TRUE)
return TRUE;
return FALSE;
}

int _force_m_contact(unsigned uAddress,unsigned char ucOn_off)
{

unsigned uSend[]={2,0x37,0x30,0x30,0x30,0x30,3,0x30,0x30};
unsigned uTmp,uSum,i;
long lTmp;
if(TESTING==1)return TRUE;
init_plc();
uAddress=uAddress+0x800;
uSend[1]=ucOn_off;
uTmp=uAddress&0x000f;
uSend[3]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>4)&0x000f;
uSend[2]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>8)&0x000f;
uSend[5]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>12)&0x000f;
uSend[4]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uSum=0;
for(i=1;i<7;i++)
uSum+=uSend[i];
uTmp=uSum&0x000f;
uSend[8]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uSum>>4)&0x000f;
uSend[7]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<9;i++)
{

for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
outportb(DATA_PORT,uSend[i]);
}
disable();
for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{

if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
if(inportb(DATA_PORT)!=6)
{
enable();
return(FALSE);
}
else
{

enable();
return(TRUE);
}
}

int read_m_register(unsigned int uAddress,unsigned int number)
{ int i;
for(i=0;i<3;i++)
if(_read_m_register(uAddress,number)==TRUE)
return TRUE;
return FALSE;
}

int _read_m_register(unsigned int uAddress,unsigned int number)
{ unsigned char uSend[]={2,0x30,0x30,0x30,0x30,0x30,0x30,0x32,3,0x30,0x30};
unsigned char uReceive[54];
unsigned int uTmp;
unsigned int uSum;
unsigned int num;
long lTmp;
int i,j;
if(TESTING==1)
{ for(i=0;i<number;i++)uRead_value[i]=0;
return TRUE;
}
init_plc();
num=number;
if((num/16)>=10)
uSend[6]=(unsigned char)(num/16+0x41-10);
else
uSend[6]=(unsigned char)(num/16+0x30);
if((num%16)>=10)
uSend[7]=(unsigned char)((num%16)+0x41-10);
else
uSend[7]=(unsigned char)((num%16)+0x30);
uAddress=uAddress/8+0x100;
uTmp=uAddress & 0x000f;
uSend[5]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>4) & 0x000f;
uSend[4]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>8) & 0x000f;
uSend[3]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uAddress>>12)&0x000f;
uSend[2]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uSum=0;
for(i=1;i<9;i++)
uSum=uSum+(unsigned char)uSend[i];
uTmp=uSum&0x000f;
uSend[10]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
uTmp=(uSum>>4)&0x000f;
uSend[9]=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
for(i=0;i<11;i++)
{ for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{ if((inportb(STATS_PORT)&0x20)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
/*enable();*/
return(FALSE);
}
outportb(DATA_PORT,uSend[i]);
}
disable();
for(lTmp=0;lTmp<DELAY_TIMES;lTmp++)
{ if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[0]=inportb(DATA_PORT);
if(uReceive[0]!=2)
{
enable();
return(FALSE);
}
for(i=1;i<number*2+4;i++)
{ for(lTmp=0L;lTmp<DELAY_TIMES;lTmp++)
{ if((inportb(STATS_PORT)&1)!=0)
break;
}
if(lTmp>=DELAY_TIMES)
{
enable();
return(FALSE);
}
uReceive[i]=inportb(DATA_PORT);
}
enable();
uSum=0;
for(i=1;i<number*2+2;i++)
uSum=uSum+(unsigned int)uReceive[i];
uTmp=uSum&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*2+3]) return(FALSE);
uTmp=(uSum>>4)&0xf;
uTmp=(uTmp<10)?(uTmp+0x30):(uTmp+0x41-0xa);
if((unsigned char)uTmp!=uReceive[number*2+2]) return(FALSE);
for(j=0;j<number;j++)
{ for(i=j*2+1;i<j*2+3;i++)
uReceive[i]=(uReceive[i]>0x39)?uReceive[i]-0x41+0xa:uReceive[i]-0x30;
uRead_value[j]=((uReceive[j*2+1])<<4)+uReceive[j*2+2];
}
return TRUE;
}

.h FILE:

void init_plc(void);

int check_plc(void);
int _read_data_register(unsigned int uAddress,unsigned int number);
int _read_mdata_register(unsigned int uAddress,unsigned int number);
int _write_data_register(unsigned int uAddress,unsigned int number);
int _force_m_contact(unsigned int uAddress,unsigned char ucOn_off);
int read_data_register(unsigned int uAddress,unsigned int number);
int read_mdata_register(unsigned int uAddress,unsigned int number);
int write data register(unsigned int uAddress,unsigned int number);
int force_m_contact(unsigned int uAddress,unsigned char ucOn_off);
int _read_m_register(unsigned int uAddress,unsigned int number);
int read_m_register(unsigned int uAddress,unsigned int number);

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