Datasheet

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Table C-13 SR Connector Pin Assignments (V.11)
Table C-14 SR Connector Pin Assignments (V.35)
Pin No. Description
1 Shield ground
2 TX-A
9 TX-B
3CA
10 CB
4 RX-A
11 RX-B
5IA
12 IB
6SA
13 SB
7 not used
8 Signal ground
14 not used
15 not used
Pin No. Name Source Description
A Gnd. both Protective (Shield) ground
B Sig. Gnd. both Signal ground
C RTS DTE Request to Send
D CTS DCE Clear to Send
E DSR DCE Data Set Ready
F DCD DCE Data Carrier Detect (RLSD)
H DTR DTE Data Terminal Ready
J RI DCE Ring Indicator
K TM DCE Test Mode
L-N not used
P/S TxD DTE Transmit Data from DTE
R/T RxD DCE Received Data to DTE
U/W XTC DTE External Transmitter Clock
V/X RxC DCE Receiver Clock
Y/AA TxC DCE Transmitter Clock
BB-EE not used