Screw Terminal (9) Loopback Signals; Connecting Serial Devices - Comtrol DeviceMaster EIP Series Hardware Installation And Configuration Manual

Connecting Serial Devices

Screw Terminal (9) Loopback Signals

Use this drawing to wire a loopback, which is used in conjunction with application software (Test Terminal for
Windows or minicom for Linux) to test serial ports.
Wire the terminals together to create a loopback.
• TxD to RxD
• RTS to CTS to RI
• DTR to CD to DSR
Connecting Serial Devices
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 pin
outs or cabling for the serial device.
2. You can refer to Network and Device LEDs
50 - Connecting Serial Devices
CD DSR RI DTR TxD
on Page 83 for information about the LEDs.
DeviceMaster EIP | UP Hardware Installation and Configuration Guide: 2000633 Rev. C
RTS RxD CTS