
Table B–3 Communications Connectors Pin Assignments
Pin
Source
Signal
CCITT
1
EIA
2
Description
1
GND
102
AB
Signal ground
2
KNO5A-AA
TX
103
BA
Modem transmitted data
3
Modem/printer
RX
104
BB
Modem received data
4
KNO5A-AA
RTS
105
CA
Request to send
5
Modem/printer
CTS
106
CB
Clear to send
6
Modem/printer
DSR
107
CC
Data set ready
7
GND
102
AB
Signal ground
8
Modem/printer
CD
109
CF
Carrier detector
9
Unconnected
10
Unconnected
11
Unconnected
12
Modem/printer
SI
112
CI
SPDMI
13
Unconnected
14
Unconnected
15
Modem/printer
TxCk
(DCE)
114
DB
Modem transmit clock
16
Unconnected
17
Modem/printer
RxCk
(DEC)
115
DD
Modem transmit clock
18
Unconnected
19
Unconnected
20
KNO5A-AA
DTR
108.2
CD
Data terminal ready
21
Unconnected
22
Modem/printer
RI
125
CE
Ring indicator
23
KNO5A-AA
SS
111
CH
DSRS
24
Unconnected
1
Comite Consultatif International Telegraphique et Telephonique, an international consultative committee
that sets international communications standards
2
Electronic Industries Association
(continued on next page)
B–4 Connector Pin Assignments
Содержание 5000/260
Страница 1: ...Order Number EK 4MMAX OP A01 DECstation 5000 Model 260 Operator s Guide...
Страница 14: ...Part I Introducing Your Workstation...
Страница 64: ...Part II External Additions to Your Workstation...
Страница 113: ...Part III Internal Parts and Additions to Your Workstation...
Страница 122: ...8 4 Using the Antistatic Wrist Strap Figure 8 3 Using an antistatic wrist strap MLO 010285 Inside the System Unit 8 9...
Страница 147: ...Part IV Managing Your Workstation...
Страница 192: ...Part V Appendixes...