bool serial::setFormat (format_t fmt)
{
bool r = true;
switch(fmt) {
case serial::Format7E1:
r &= setDatabits(serial::DB7);
r &= setStopbits(serial::SB1);
r &= setParity(serial::ParityEven);
break;
case serial::Format7O1:
r &= setDatabits(serial::DB7);
r &= setStopbits(serial::SB1);
r &= setParity(serial::ParityOdd);
break;
case serial::Format8N1:
default:
r &= setDatabits(serial::DB8);
r &= setStopbits(serial::SB1);
r &= setParity(serial::ParityNone);
break;
}
return r;
}
bool __fastcall TComto8051::SetCommData(int baud,int databits,int parity,int stopbits,int port,bool dtron)
{
COMMTIMEOUTS commtimeouts;
if(setPort(port)==false)
{
CloseHandle(commhandle);
Terminate();
return false;
}
setBaud(baud);
setDatabits(databits);
setParity(parity);
setStopbits(stopbits);
GetCommTimeouts(commhandle,&commtimeouts);
commtimeouts.ReadTotalTimeoutConstant=1;
commtimeouts.WriteTotalTimeoutConstant=1;
SetCommTimeouts(commhandle,&commtimeouts);
setdtrstate(dtron);
Resume();
return true;
}
bool serial::setFormat (const pfs::string & fmt)
{
bool r = true;
if (fmt.length() != 3) {
addError(string()
<< _u8("bad format string")
<< ":\"" << fmt << "\"");
return false;
}
if (r) {
ucchar ch = fmt.charAt(0);
if (ch == pfs::ucchar('5'))
r &= setDatabits(serial::DB5);
else if (ch == pfs::ucchar('6'))
r &= setDatabits(serial::DB6);
else if (ch == pfs::ucchar('7'))
r &= setDatabits(serial::DB7);
else if (ch == pfs::ucchar('8'))
r &= setDatabits(serial::DB8);
else {
addError(string()
<< _u8("bad data bits value in string format")
<< ": \"" << fmt << "\"");
return false;
}
}
if (r) {
pfs::ucchar ch = fmt.charAt(1);
if (ch == pfs::ucchar('N'))
r &= setParity(serial::ParityNone);
else if (ch == pfs::ucchar('O'))
r &= setParity(serial::ParityOdd);
else if (ch == pfs::ucchar('E'))
r &= setParity(serial::ParityEven);
else {
addError(string()
<< _u8("bad parity value in string format")
<< ": " << fmt << "\"");
return false;
}
}
if (r) {
pfs::ucchar ch = fmt.charAt(2);
if (ch == pfs::ucchar('1'))
r &= setStopbits(serial::SB1);
else if (ch == pfs::ucchar('2'))
r &= setStopbits(serial::SB2);
else {
addError(string()
<< _u8("bad stop bits value in string format")
<< ": " << fmt << "\'");
return false;
}
}
return r;
}
