MagTek MT-211232 RS-232 1 OR 2 TRACK - Manual (Page 29)

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APPENDIX A. PINPAD INTERFACE
This appendix describes the MagTek PINPad interface to the MT-211232, 1 or 2 Track, Swipe
Reader.
CONNECTOR
When a PINPad is used with the Reader, the interface is as shown in Figures A-1 and A-2.
The following connections are for the RJ-11 connector:
1 +5V
2 RXD
3 GND
4 TXD
(view from outside of the Swipe Reader)
Figure A-1. Pin List for Modular Jack Mounted on PCB
1
2 SWIPE
3 READER
4
4
3
2
PINPad
1
Figure A-2. PINPad to SWIPE READER Pin Connections
PROGRAMMING
The following programming information applies when a PINPad is connected to the Swipe
Reader. Disconnect power from the Reader. Connect the PINPad to the Reader. Apply power
to the Reader.
•
Host to PINPad commands must be in the following format:
(STX) + (PINPad command) + (ETX)
These entries must be in rapid succession; they cannot be hand keyed in. (See the MS-
DOS Edit Program below.)