Rockwell Automation 1771-DB Basic Module User Manual - Series A - Manual (Page 11)

Chapter 2
Introducing the BASIC Module
This chapter discusses the functions and features of the BASIC Module.
When you finish reading this chapter, you should:
understand and be able to identify the hardware components of the
BASIC Module.
understand the basic features and functions of the BASIC Module.
The BASIC Module (figure 2.1) provides math functions, report generation
and BASIC language capabilities for any Allen-Bradley processor that
communicates with the 1771 I/O system using block-transfer. It provides:
basic programming using the Intel BASIC-52 language.
math functions consistent with the BASIC-52 definition.
two independently configurable serial ports capable of connecting to
various user devices.
user accessible real-time clock with 5 ms resolution.
user accessible “wall” clock/calendar with 1 second resolution.
program generation and editing using a dumb ASCII terminal or a
T3/T4 Industrial Terminal in alphanumeric mode.
program storage and retrieval using the 1770-SA/SB Recorder.
block-transfer communication capability from a PLC-2, PLC-3 or
PLC-5 family processor.
on board program PROM burning.
2.1
Chapter Objectives
2.2
General Features