User`s guide

E-13821-A2-GB20-40 January 1999
Pin Assignments
EIA-232-E Pin Assignments E-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
JM8 to RJ11 Crossover Cable E-2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NIM Cable Pin Assignments E-3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EIA-232-E Pin Assignments
Table E-1 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