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List of Figures
Figure 1-1: RS422I-PA Block Diagram ..................................................................................................... 1-4
Figure 3-1: Simplified Schematic - Two-Wire and Four-Wire Connection .................................................. 3-2
Figure 3-2: RS422I-PA Option Selection Map .......................................................................................... 3-4
Figure A-1: Typical RS485 Two-Wire Multidrop Network ............................................................................ A-3
List of Tables
Table 4-1: Standard Address Assignments for 286/386/486 Computers .................................................... 4-1
Table 4-2: Address Switch Setup ............................................................................................................. 4-2
Table 4-3: Example Address Setup ......................................................................................................... 4-2
Table 4-4: Standard DOS COM Port Addresses ....................................................................................... 4-2
Table 5-1: Baud Rate Divisors .................................................................................................................. 5-2
Table 6-1: Connector Pin Assignments .................................................................................................... 6-1
Table A-1: Connections Between Two RS422 Devices .............................................................................. A-1
Table A-2: RS422 Specification Summary ................................................................................................. A-2
Revision 1B
December 2000
