Pin assignments, Eia-232-e pin assignments, Appendix e – Paradyne 3821PLUS User Manual
Page 128: Provides cable pin assignments, Pin nim cable is shown in
E-1
3821-A2-GB20-30
February 1998
Pin Assignments
E-1
E-3
EIA-232-E Pin Assignments
lists the EIA-232-E pin assignments for the
modem.
Table E-1
EIA-232-E Pin Assignments
EIA-232-E
Pin
Name
EIA
Circuit
ITU-T
Signal
Source
Circuit Function
1
—
AA
101
—
Shield
2
TXD
BA
103
DTE
Transmit Data
3
RXD
BB
104
DCE
Receive Data
4
RTS
CA
105
DTE
Request-to-Send
5
CTS
CB
106
DCE
Clear-to-Send
6
DSR
CC
107
DCE
Data Set Ready
7
SG
AB
102
—
Signal Ground
8
LSD
CF
109
DCE
Line Signal detect
15
TXC
DB
114
DCE
Transmit Clock
17
RXC
DD
115
DCE
Receive Clock
20
DTR
CD
108
DTE
Data Terminal Ready
22
RI
CE
125
DCE
Ring Indicator
24
XTXC
DA
113
DTE
External Clock
E