Specifications

7.2 MOXA Serial Port Naming Convention............................................29
7.3 Baud Rate Settings.............................................................................30
7.4 DOS API-232 Library and Programming..........................................30
7.5 Data Scope .........................................................................................31
Chapter 8 For Windows 3.x Users .......................................................................33
Chapter 9 RS-232/422/485 Programming..........................................................37
9.1 RS-232 Programming ........................................................................37
9.2 RS-422 Programming ........................................................................37
9.3 RS-485 Programming ........................................................................37
Appendix A Pinouts and Cable Wiring...................................................................41
A.1 RS-232 ...............................................................................................41
A.2 RS-422 ...............................................................................................44
A.3 RS-485 ...............................................................................................45
A.4 Impedance Matching and Termination Resistors...............................46
A.5 Pinouts of DB-37 Connector..............................................................48
Appendix B High Speed Operations ......................................................................49
Appendix C Troubleshooting ................................................................................51
Appendix D I/O Port Address Map .........................................................................53