Advanced Serial Port Parameters

The Advanced Serial Port Parameters dialog box is used to specify communication settings for your auxiliary serial port. For most serial devices, it should not be necessary to specify these additional serial communication settings.

The Advanced Serial Port Parameters dialog box is also used to set the serial port parameters for laser range finders (Rangefinder tab of Rangefinder Preferences dialog box) and GPS receivers (GPS tab of GPS Preferences dialog box).

Port

Choose the COM port that your serial device is connected to on your PC or mobile device. The drop-down list displays only the active serial ports on your PC or mobile device.

The default is COM1.

Baud

Choose the baud rate of your serial device’s output.

The default is 4800.

Parity

Choose the type of error-checking your serial device uses.

The default is None.

RTS Control

Choose the RTS flow control your serial device requires.

The default is enabled.

DTR Control

Choose the DTR flow control your serial device requires.

The default is enabled.

Data Bits

Choose the number of data bits used by your serial device to represent characters.

The default is 8.

Stop Bits

Choose the time between character transmission for your serial device.

The default is 1.

Monitor CTS

When checked, the CTS signal is monitored for output flow control. If CTS is turned off on the serial device, output is suspended until CTS is sent again.

The default is unchecked.

Monitor DSR

When checked, the DSR signal is monitored for output flow control. If DSR is turned off on the serial device, output is suspended until DSR is sent again.

The default is unchecked.