void
Printer::serialRead() {
struct timeval tv;
fd_set rfd;
while(running) {
tv.tv_sec = 1;
tv.tv_usec = 0;
FD_ZERO(&rfd);
FD_SET(fd, &rfd);
select(fd+1, &rfd, NULL, NULL, &tv);
if(FD_ISSET(fd, &rfd)) {
if(serialReadNum == 128) {
// Screw it
serialReadNum = 0;
}
writeMutex.lock();
fgets(serialReadBuffer + serialReadNum,
128 - serialReadNum,
file);
serialReadNum = strlen(serialReadBuffer);
if(serialReadBuffer[serialReadNum - 1] == '\n') {
serialReadNum = 0;
serialParse();
}
writeMutex.unlock();
}
}
}
int main(void)
{
unsigned long tmr1;
int retVal;
hardwareInit();
systemInit();
pnetNodeNumber = readNodeSw();
if (pnetNodeNumber == 0x0F)
{
sysStat |= ST_DEBUG_MODE;
rs485TransmitEna();
putStr("\n\r DB CCS Child\r\n Ver "); // DEB, not for PROD
putStr(verStr);
putStr(", MLA\n\r");
menuDisplay();
putPrompt();
}
rs485TransmitDisa();
while (1)
{
pnetNodeNumber = readNodeSw();
if (pnetNodeNumber == 0xF) sysStat |= ST_DEBUG_MODE;
else sysStat &= ~ST_DEBUG_MODE;
serialParse();
adcRHumid(ADC_SILENT);
serialParse();
adcTemper(ADC_SILENT);
adcTemperSecondary(ADC_SILENT);
retVal = adcFloodSensor(ADC_SILENT);
if (retVal == 1) sysStat |= ST_LIQUID_DETECTED;
else if (retVal == 0) sysStat &= ~ST_LIQUID_DETECTED;
if (sysStat & ST_DEBUG_MODE) LED_GREEN = 1;
if (tmr1++ > 5000)
{
tmr1 = 0;
childStateMach(CANCEL); // This is a crude timeout. Not sure how to improve it. We will
rs485TransmitDisa(); // occasionally lose valid messages. But we need to break out of junky ones.
}
} // EO while (1)
}
