Eircom advantage Quick Start Manual page 4

eircom advantage Appendices
Wiring the RS232 Serial Port
Use a standard serial cable to connect the system to a PC or a printer. In case of a non-standard interface,
following is the pin-out.
Signal Name System port (9pin D) Printer Port (25pin D)
RS-TXD
RS-RXD
RS-DTR
RS-0V
Signal Name
RS-TXD
RS-RXD
RS-DTR
RS-0V
2
3
4
5
System port
(9pin D)
2
3
4
5
Baud Rate 9600
Data Bits 8
Parity
Stop Bits 1
Serial Pin outs
3
2
20
7
PC Prot (9pin
D)
2
3
4
5
None
Function
Received Data
Transmitted Data
Data Terminal Ready
Signal Ground
Function
Transmitted Data
Received Data
Data Terminal Ready
Signal Ground