Patton electronic 1094 - Manual (Page 13)

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APPENDIX D
PATTON ELECTRONICS MODEL 1094
INTERFACE PIN ASSIGNMENT
(Continued)
X.21 Interface
(DB-15 Female Connector)
(DTE /DCE Configuration)
Pin # Signal
1. . . . . . . . . . . . Frame Ground
2. . . . . . . . . . . . T (Transmit Data-A)
3. . . . . . . . . . . . C (Control-A)
4. . . . . . . . . . . . R (Receive Data-A)
5. . . . . . . . . . . . I (Indication-A)
6. . . . . . . . . . . . S (Signal Element Timing-A)
7 . . . . . . . . . . . BT (Byte Timing-A)
8 . . . . . . . . . . . SGND (Signal Ground)
9 . . . . . . . . . . . T/ (Transmit Data-B)
10 . . . . . . . . . . . C/ (Control-B)
11 . . . . . . . . . . . R/ (Receive Data-B)
12 . . . . . . . . . . . I/ (Indication-B)
13 ........................S/ (Signal Element Timing-B)
14 .......................BT/ (Byte Timing-B)
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Patton Electronics Company
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