Patton electronics 2124, User Manual

Page: 22 / 24

21
APPENDIX F
EIA-530 TERMINAL INTERFACE PIN ASSIGNMENT
(DB-25 MALE CONNECTOR)
Pin# Signal
1 Shield GND/Frame GND
2 TD A
3 RD A
4 RTS A
5 CTS A
7 SIG GND
8 CD A
9 RCV CLK B
10 CD B
12 TX CLK B
13 CTS B
14 TD B
15 TX CLK A
16 RD B
17 RCV CLK A
19 RTS B
20 DTR A
21 +5VDC
23 DTR B
25 +5VDC