Rockwell Automation 6176M-xxxx Standard Industrial Monitors User Manual - Manual (Page 44)

44 Rockwell Automation Publication 6176M-UM001D-EN-P - December 2012
Appendix B Touchscreen Serial Interface
Enable the Touchscreen
Interface The monitors have an RS-232 input and USB input connector on the rear of the
unit. These connectors provide the interface for the touch controller.
The table shows how to interconnect the RS-232 wiring to the host serial port.
Install the Touchscreen
Driver Software Before installing the touchscreen driver software, check the following for the
interface you are using:
• RS-232 Interface: Verify that the supplied RS-232 cable is properly
installed between the RS-232 input connector on the monitor and the
COM port (typically COM2) on the host computer.
• USB interface: Verify that the USB cable is properly installed between the
USB input connector on the monitor and a USB port on the host
computer.
• Verify that the COM port communication rate matches the touchscreen
controller communication rate, which is factory-set at 9600 Kbps.
You are now ready to install the touchscreen driver on the Industrial Monitors
and Accessories CD.
Perform a Calibration After installing the driver software, follow the instructions in the touchscreen
documentation.
Following installation of the touchscreen software and calibration, the
touchscreen is ready to use.
Monitor
(DCE Device)
DB-9 (Male) Signal Description
Host (DTE Device)
DB-9 (Female) DB-25 (Male)
1 Not connected (DCD) 1 8
2 Transmit Data (TXD) 2 3
3 Receive Data (RXD) 3 2
4 Data Terminal Ready (DTR) 4 20
5 Common Signal Return (SG) 5 7
6 Not Connected (DSR) 6 6
7 Request to Send (RTS) 7 4
8 Clear to Send (CTS) 8 5
9 Not Connected 9 22