X.21 DCE Cable Pinouts for the 8-Port Serial Gigabit-Backplane Physical Interface Module

Table 106 gives the X.21 DCE cable pinouts for the 8-Port Serial Gigabit-Backplane Physical Interface Modules.

Table 106: X.21 DCE Cable Pinouts for the 8-Port Serial GPIM

VHDCI-68 Pin

DB-15 (1) Pin

DB-15 (2) Pin

Dir

Pair

Pairing

Description

T37

1

Shield Ground

T41

2

I

Pair 1

T39

Receive Data (A)

T42

3

I

Pair 2

T40

Clear to Send (A)

T16

4

O

Pair 3

T14

Send Data (A)

T50

5

O

Pair 4

T48

Request to Send (A)

T4

6

O

Pair 5

T2

Terminal Timing (A)

T51

8

Shield Ground

T39

9

I

Pair 1

T41

Receive Data (B)

T40

10

I

Pair 2

T42

Clear to Send (B)

T14

11

O

Pair 3

T16

Send Data (B)

T48

12

O

Pair 4

T50

Request to Send (B)

T2

13

O

Pair 5

T4

Terminal Timing (B)

T35 to T33

Protocol Identifier_2

T52

1

Shield Ground

T59

2

I

Pair 1

T57

Receive Data (A)

T60

3

I

Pair 2

T58

Clear to Send (A)

T34

4

O

Pair 3

T32

Send Data (A)

T68

5

O

Pair 4

T66

Request to Send (A)

T22

6

O

Pair 5

T20

Terminal Timing (A)

T55

8

Shield Ground

T57

9

I

Pair 1

T59

Receive Data (B)

T58

10

I

Pair 2

T60

Clear to Send (B)

T32

11

O

Pair 3

T34

Send Data (B)

T66

12

O

Pair 4

T68

Request to Send (B)

T20

13

O

Pair 5

T22

Terminal Timing (B)

T53 to T52

Protocol Identifier_2

Related Documentation