iX104C5 User's Handbook
Connecting a device to the serial port
If your tablet includes the optional serial port, you can connect a
terminal or other device that uses the RS-232, RS-422, or RS-485
data transfer standard.
Connecting an XPL snap-on expansion module
(shown with optional GPS II)
Chapter 2. Using the Tablet
Connecting devices
Optional 9-pin
serial port
XPL2 expansion port
53