Appendixes; Connector Pin Assignments - Wyse WY-60 User Manual

Appendix
A-1
Connector Pin Assignments
Table A-1 MODEM Port Connector
Pin Assignments (DTE)
The MODEM and AUX port pin numbers are shown below.
13 1
25 14
Pin Signal
Mnemonic Direction
1 Shield Ground PGND
2* Transmit Data
TXD Out
3* Receive Data RXD
In
4 Request to Send RTS Out
5t
Clear to Send CTS In
6t
Data Set Ready DSR In
7* Signal Ground SGND
8 t
Data Carrier Detect DCD
In
20*
Data Terminal Ready DTR Out
* Typical requirement.
t Modem protocol. We recommend you leave it disconnected. If pin 5 is low, the terminal won't
transmit any data. If pin 8 is low, the terminal won't receive any data.