Rockwell Automation 1746-BAS-T SLC 500 Basic Basic-T Modules - Manual (Page 6)

Publication 1746-UM004B-EN-P - December 2005
ii Table of Contents
Chapter 4
Programming Overview Understand Module Memory Organization . . . . . . . . . . . . . 4-1
Allocate 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
Create and Edit a BASIC Program . . . . . . . . . . . . . . . . . . . 4-8
Enter a BASIC Program Using an ASCII Terminal. . . . . . 4-8
Run a BASIC Program . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Stop a BASIC Program . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Edit a BASIC Program Line Through an ASCII Terminal . 4-11
Delete a BASIC Program Line . . . . . . . . . . . . . . . . . . . . 4-13
Renumber a BASIC Program. . . . . . . . . . . . . . . . . . . . . 4-13
Transfer Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Transfer Data Between the SLC Processor and
Port PRT2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-14
Transfer Data Between the SLC Processor and
Port PRT1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-16
Transfer Data Between the SLC Processor and
Port DH485 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-17
Transfer Data Between the SLC Processor and the
Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-19
Status Information for the SLC Processor . . . . . . . . . . . . 4-19
SLC Fault Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
Appendix A
Specifications Module Hardware Specifications . . . . . . . . . . . . . . . . . . . . 1-1
1747-PBASE BASIC Development Software Specifications . . 1-3
Related Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Appendix B
Worksheets Module Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
What to Do Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Port PRT1 Configuration (Jumper JW1) . . . . . . . . . . . . . . . B-2
What to Do Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2
Port PRT2 Configuration (Jumper JW2) . . . . . . . . . . . . . . . B-3
What to Do Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-3
Optional Memory Module Selection (Jumper JW3) . . . . . . . B-4
What to Do Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-4
Program Port and Protocol Selection (Jumper JW4) . . . . . . B-5
What to Do Next . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-5