Provides the x.21 interface shown in, Table d-8 – Paradyne ACCULINK 336x E1 User Manual

Page 127

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ACCULINK 336x E1 NTU

D-12

December 1996

3360-A2-GB20-20

Table D-8

X.21 Cable Interface

Signal

CCITT

Number

Direction

Pin

Signal Common

102

8

Transmitted Data

103

To NTU

2 (A)
9 (B)

Received Data

104

From NTU

4 (A)

11 (B)

Request-to-Send

105

To NTU

3 (A)

10 (B)

Data Channel Received Line Signal Detector

109

From NTU

5 (A)

12 (B)

Transmit Signal Element Timing (DTE Source)

113

To NTU

7 (A)

14 (B)

Receiver Signal Element Timing (DCE Source)

115

From NTU

6 (A)

13 (B)

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