Patton electronics 2707RC, Руководство пользователя

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APPENDIX F
EIA-530 INTERFACE PIN ASSIGNMENT
DB-25 FEMALE CONNECTOR, TERMINAL INTERFACE
Pin # Signal
1 FG (FrameGround)
2 TD (Transmit Data-A, DTE Source)
3 RD (Receive Data-A, DCE Source)
4 RTS (Request to Send-A, DTE Source)
5 CTS (Clear to Send-A, DCE Source)
6 DSR (Data Set Ready-A, DCE Source)
7 SGND (Signal Ground)
8 CD (Carrier Detect-A, DCE Source)
9 RC/ (Receiver Clock-B, DCE Source)
10 CD/ (Carrier Detect-B, DCE Source)
11 XTC/(External Transmitter Clock-B, DTE Source)
12 TC/(Transmitter Clock-B, DCE Source)
13 CTS/(Clear to Send-B, DCE Source)
14 TD/(Transmit Data-A, DTE Source)
15 TC (Transmitter Clock-A, DCE Source)
16 RD (Receive Data-A, DCE Source)
17 RC (Receiver Clock-A, DCE Source)
18 LL (Local LIne Loop)
19 RTS/(Request to Send-B, DTE Source)
20 DTR (Data Terminal Ready-A, DTE Source)
21 RL (Remote Loopback)
22 DSR/ (Data Set Ready-B, DCE Source)
23 DTR/(Data Terminal Ready-B, DTE Source)
24 XTC (External Transmitter Clock-A, DTE Source)
25 TM (Test Mode)