Installation and User Manual
ADPRO FastTx by Xtralis
46
Doc 11949_06
3.10 General Purpose Serial Ports
Two general purpose serial ports are provided on the unit to support RS232 communication to
third party equipment, for example transaction devices such as ATM / EPOS machines. The
connectivity is shown below.
If using the GP Serial Port for ATM /EPOS, please ensure that configuration switch 9 is in
the correct position prior to boot-up. Refer to
DIP Switch Configuration
on page 38 for
details.
Figure 51: Pin Numbering of the Serial Port
Table 9: General Purpose Serial Port Connections
Figure 52: Typical Configuration with ATM/EPOS
PIN
Signal
Description
1
DCD
Carrier Detect
2
RXD
Receive Data
3
TXD
Transmit Data
4
DTR
Data Terminal Ready
5
GND
Ground
6
DSR
Data Set Ready
7
RTS
Request to send
8
CTS
Clear to send
9
RI
Ring Indicator