Publication 1746-UM004A-US-P
Table of Contents ii
Wiring to Ports PRT1 and PRT2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Hardware Handshaking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
DTE and DCE Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
DTE - Data Terminal Equipment . . . . . . . . . . . . . . . . . . . . . . . 3-9
DCE - Data Communication Equipment. . . . . . . . . . . . . . . . . 3-10
Wiring to Port DH485. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12
Chapter 4
Programming Overview
Understanding Module Memory Organization. . . . . . . . . . . . . . . . . 4-1
Allocating SLC memory for the Module . . . . . . . . . . . . . . . . . . . . . . 4-2
Module ID Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
BASIC Programming Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
BASIC Commands . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
BASIC Statements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
BASIC Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Creating and Editing a BASIC Program . . . . . . . . . . . . . . . . . . . . . . 4-7
Entering a BASIC Program Using an ASCII Terminal . . . . . . . . 4-7
Running a BASIC Program. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Stopping a BASIC Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Editing a BASIC Program Line Through an ASCII Terminal. . 4-10
Deleting a BASIC Program Line. . . . . . . . . . . . . . . . . . . . . . . . 4-11
Renumbering a BASIC Program. . . . . . . . . . . . . . . . . . . . . . . . 4-12
Transferring Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Transferring Data Between the SLC Processor and Port PRT2 . 4-13
Transferring Data Between the SLC Processor and Port PRT1 . 4-15
Transferring Data Between the SLC Processor and Port DH485 4-16
Transferring Data Between the SLC Processor and the Module 4-17
Status Information for the SLC Processor . . . . . . . . . . . . . . . . . 4-17
SLC Fault Codes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Appendix A
Specifications
Module Hardware Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1
1747-PBASE BASIC Development Software Specifications . . . . . . . A-2
Related Products. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3
Appendix B
Module Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Port PRT1 Configuration (Jumper JW1) . . . . . . . . . . . . . . . . . . . . . B-1
Port PRT2 Configuration (Jumper JW2) . . . . . . . . . . . . . . . . . . . . . B-2
Optional Memory Module Selection (Jumper JW3) . . . . . . . . . . . . . B-3
Program Port and Protocol Selection (Jumper JW4). . . . . . . . . . . . . B-4
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