Tainet Xstream 1300 Series, Руководство пользователя

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APPENDIX
C-4 X.21 Interface
Table C-4 : X.21 Cable pin definition
DB25
Male
Signal X.21
Female
1 Shield Ground 1
2 Signal Ground 2
4 TXD(a) 3
3 CTRL(a) 4
8 RXD(a) 5
17 Indication 6
24 RXC(a) 7
7 Signal Ground 8
14 TXD(b) 9
19 CTRL(b) 10
16 RXD(b) 11
10 Indication 12
9 RXC(b) 13
11 EXC(b) 14
G G
Figure C-6 : DB-25M Interface Figure C-7 : DB-37F Interface
C-5 DB-9 Interface
Table C-5 : DB9 Connector pin definition
DB9
Female
Signal Source
2 TXD DCE
3 RXD DTE
5 Signal Ground
7 CTS DTE
8 RTS DCE
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