Patton electronic 1185 - Manual (Page 11)

APPENDIX C
V.35 Interface Pin Description
M/34 Female Connector
Pin # Signal
B SGND (Signal Ground)
C RTS (Request to Send)
D CTS (Clear to Send)
E DSR (Data Set Ready)
F CD (Carrier Detect)
H DTR (Data Transfer Ready)
L LLB (Local Line Loop)
M TM (Test Mode)
N DL (Remote Digital Loop)
P TD(Transmit Data)
R RD (Receive Data)
S TD/ (Transmit Data-B)
T RD/ (Receive Data-B)
U XTC (External Transmit Clock)
V RC(Receive Timing)
W XTC/ (External Transmit Clock)
X RC/ (Receive Timing)
Y TC(Test Control-A)
AA TC/ (Test Control-B)
APPENDIX C
(cont)
RS-232, RS-530 and V.35 Interface Pin Description
(DB-25 Female Connector)
Pin # Signal
1 FG (Frame Ground)
2 TD (Transmit Data)
3 RD (Receive Data)
4 RTS (Request to Send)
5 CTS (Clear to Send)
6 DSR (Data Set Ready)
7 SGND (Signal Ground)
8 CD (Carrier Detect)
9 RC/ (Receive Timing-B)
10 CD/ (Carrier Detect-B)
11 XTC/ (External Transmit Clock)
12 TC/ (Test Control-B)
13 CTS/ (Clear to Send)
14 TD/ (Transmit Data-B)
15 TC (Test Control-A)
16 RD (Receive Data)
17 RC (Receive Timing)
18 LLB (Local Line Loop)
19 RTS/ (Request to Send)
20 DTR (Data Transfer Rate)
21 DL (Remote Digital Loop)
22 DSR/ (Data Set Ready)
23 DTR/ (Data Transfer Rate)
24 XTC (External Transmit Clock)
25 TM (Test Mode)
19 20