Data Communications
PIN 1
PIN 2
PIN 3
PIN 4
PIN 5
PIN 6
PIN 7
PIN 8
Table 1.
The COM Port uses hardware flow control to manage the
Hardware
data throughput. Ensure that the cables and network
Flow Control
hardware you use have the proper hardware flow control
connections to prevent lost data.
Note: To use the 2300EU for simultaneous data access,
you must make sure that the COM port settings for your
Remote Module, remote PC, Switch Module, and data
communications server all match.
28
9 Pin RS232 Connector
DCD - Data Carrier Detect
Tx - Transmit Data Out
Rx - Receive Data In
DTR - Data Terminal Ready
Signal Ground
DSR - Data Set Ready
RTS - Request To Send
CTS - Clear To Send
RS232 COM Port Pin Out
ISDN DEFINITY® Extender 2300EU/2100EU