Pin Assignments; Eia-232-E Pin Assignments; Nim Cable Pin Assignments - Paradyne COMSPHERE 3821Plus User Manual

EIA-232-E Pin Assignments

JM8 to RJ11 Crossover Cable

NIM Cable Pin Assignments

EIA-232-E Pin Assignments
Table E-1 lists the EIA-232-E pin assignments for the
modem.
EIA-232-E
Name
Pin
1 —
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 SG
8 LSD
15 TXC
17 RXC
20 DTR
22 RI
24 XTXC
3821-A2-GB20-30

Pin Assignments

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EIA-232-E Pin Assignments
EIA Signal
ITU-T
Circuit Source
AA 101
BA 103 DTE
BB 104 DCE
CA 105 DTE
CB 106 DCE
CC 107 DCE
AB 102
CF 109 DCE
DB 114 DCE
DD 115 DCE
CD 108 DTE
CE 125 DCE
DA 113 DTE
February 1998
Table E-1
— Shield
Transmit Data
Receive Data
Request-to-Send
Clear-to-Send
Data Set Ready
— Signal Ground
Line Signal detect
Transmit Clock
Receive Clock
Data Terminal Ready
Ring Indicator
External Clock
E
E-1
E-2
E-3
Circuit Function
E-1