
4 Contents
Chapter 4 EIA-232: RJ-45 to DB-25
Digi RJ-45 Connector Pin Assignments ..............................................21
RJ Connector Types............................................................................21
Digi RJ-45 to DB-25/DB-9 Cable Adapters..........................................22
Part numbers for RJ-45 to DB-25 Cable Adapters: .................................. 22
Part numbers for RJ-45 to DB-9 Cable Adapters: .................................... 22
Digi RJ-45 to RJ-45 Cable Adapters: 8 Pin .........................................22
Part numbers for RJ-45 to RJ-45 8 pin Crossover Cable for Cisco & Sun
Netra: ........................................................................................................ 23
RJ-11 Software Handshaking (XON/XOFF) Cable..............................23
Simple Software Handshaking Terminal/Printer Cable (RJ-11)................ 23
RJ-45 8 pin Plug Hardware Handshaking (DTR) Cable ......................23
Terminal/Printer Cable with DTR Handshaking........................................ 24
RJ-45 8 pin Plug Hardware Handshaking (RTS/CTS) Cable ..............24
Terminal/Printer Cable with DTR Handshaking........................................ 24
RJ-45 8-Wire ALTPIN Terminal/Printer Cable.....................................24
ALTPIN Terminal/Printer Cable for Software (XON/XOFF) or Hardware
(RTS/CTS) Handshaking .......................................................................... 25
RJ-45 Fully-Wired Terminal/Printer Cable...........................................25
Terminal/Printer Cable for Software (XON/XOFF) or Hardware (RTS/CTS)
Handshaking............................................................................................. 26
RJ-45 8 pin to Modem (ALTPIN option).................................................... 26
8-Wire Modem Cable Supporting ALTPIN Option .................................... 26
RJ-45 10 pin Plug to DB-25 Modem Cable .........................................27
RJ-45 to DB-25 Modem Cable (10-Wire).................................................. 27
RJ-45 8 pin Crossover Cable for Cisco and Sun Netra.......................27
RJ-45 to RJ-45 8 pin Crossover Cable ..................................................... 27
Pin Positions for RJ-45 ............................................................................. 28
Chapter 5 EIA-422 Asynchronous Interface
General EIA-422 Cable Information ....................................................29
Physical Cable Characteristics ................................................................. 29
Interface Signaling ................................................................................... 29
Grounding Requirements.......................................................................... 29
Digi EIA-422 Connector Wiring............................................................29
EIA-422 Pinouts for DB-9, DB-25 and RJ-45 Connectors ........................ 30
EIA-422 Software Handshaking (XON/XOFF) Cable ..........................30
EIA-422 Hardware Handshaking (Ready/Busy) Cable........................31
EIA-422 DTE to DCE (Modem) Cable.................................................31
Chapter 6 EIA-485 Asynchronous Interface
General EIA-485 Cable Information ....................................................33
Physical Cable Characteristics ................................................................. 33
Interface Signaling .................................................................................... 33
Grounding Requirements.......................................................................... 33
Termination Information............................................................................ 33
Digi EIA-485 Connector Wiring............................................................34
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