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EZL-200F doesn'st support DTR(DSR in terms of user device). We will add the function next modification of EZL-200F firmware. Thank you. > cpot wrote: > ~~~~~~~~~~~~~~~~~~~~~~~~~~~ > I have a weather station software, connected to the ez200F that waits to get DSR = 1, but it never receive this signal and then send a 'sConnection timeout's > > Does ez200F needs to have a specific configuration to receive this signal ? > > Thanks > Christopher > ps : below a part of the code > > if (!GetCommState (ws, &dcb)) > { > printf ("> Unable to GetCommState"); > exit (0); > } > > dcb.DCBlength = sizeof (DCB); > dcb.BaudRate = BAUDRATE; > dcb.fBinary = FALSE; > dcb.fParity = FALSE; > dcb.fOutxCtsFlow = FALSE; > dcb.fOutxDsrFlow = FALSE; > dcb.fDtrControl = DTR_CONTROL_DISABLE; > dcb.fDsrSensitivity = FALSE; > dcb.fTXContinueOnXoff = TRUE; > dcb.fOutX = 0; > dcb.fInX = 0; > dcb.fErrorChar = FALSE; > dcb.fNull = FALSE; > dcb.fRtsControl = RTS_CONTROL_DISABLE; > dcb.fAbortOnError = FALSE; > dcb.XonLim = 0; > dcb.XoffLim = 0; > dcb.ByteSize = 8; > dcb.Parity = NOPARITY; > dcb.StopBits = ONESTOPBIT; > dcb.fNull = false; > dcb.XonChar = NULL; > dcb.XoffChar = NULL; > dcb.ErrorChar = NULL; > dcb.EofChar = NULL; > dcb.EvtChar = NULL; > > if (!SetCommState (ws, &dcb)) > { > printf ("> Unable to SetCommState"); > exit (0); > } > > commtimeouts.ReadIntervalTimeout = 0; > commtimeouts.ReadTotalTimeoutMultiplier = 0; > commtimeouts.ReadTotalTimeoutConstant = 0; > commtimeouts.WriteTotalTimeoutConstant = 0; > commtimeouts.WriteTotalTimeoutMultiplier = 0; > > if (!SetCommTimeouts (ws, &commtimeouts)) > { > printf ("> Unable to SetCommTimeouts"); > exit (0); > } > > for (i = 0; i < 2000; i++) { > buffer[i] = 'sU's; > } > > write_device(ws, buffer, 2000); > > set_DTR(ws,0); > set_RTS(ws,0); > > i = 0; > do { > sleep_short(10); > i++; > } while (i < INIT_WAIT && !get_DSR(ws)); > > if (i == INIT_WAIT) > { > print_log(2,"Connection timeout 1"); > printf ("Connection timeout> "); > exit(0); > }
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