Serial Terminal (4) Loopback Signals; Connecting Serial Devices - Comtrol DeviceMaster PNIO 2000 Series User Manual

Connecting Serial Devices

Serial Terminal (4)
Loopback Signals
Connecting Serial
Devices
46 - Connecting Serial Devices
Use this drawing to wire a loopback, which is used
in conjunction with application software to test
serial ports.
Wire the terminals together to create a loopback.
• TxD to RxD
• RTS to CTS
Use the following information to connect the DeviceMaster with serial terminals.
1. Connect your serial devices to the appropriate serial port on the DeviceMaster
using the appropriate cable. You can build your own cables or loopbacks using
the appropriate discussions.
Note: Refer to the hardware manufacturer's installation documentation if you
need help with connector pinouts or cabling for the serial device.
2. You can refer to Network and Device LEDs
the LEDs.
TxD
on Page 159 for information about
DeviceMaster PNIO | UP User Guide: 2000639 Rev. A
RTS RxD CTS