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ProSoft Technology MVI56-BAS User Manual

Page 184

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BASIC CALLs Syntax

MVI56-BAS ♦ ControlLogix Platform

User Manual

BASIC Module (DB/BAS Compatible)

Page 184 of 234

ProSoft Technology, Inc.

December 13, 2011

CALL 72: ROM/RAM Return

Use CALL 72 to return to the ROM or RAM program that called the running

program. CALL 72 should be used after CALL 70 or 71 in order to return to the

calling program.

Syntax:

CALL 72

Example:

10 REM This program is stored in ROM 1
20 PRINT "ROM 1 Program!"
30 CALL 72
40 END
10 REM This program is stored in ROM 2
20 PRINT "ROM 2 Program!"
30 CALL 72
40 END
10 REM This program CALLs ROM 1 and ROM 2
20 PRINT "Running in RAM!"
30 PUSH 1: CALL 71: REM Call ROM 1
40 PUSH 2: CALL 71: REM Call ROM 2
50 PRINT "Back in RAM!"
60 END
Ready
>ram
Ready
>run
Running in RAM!
ROM 1 Program!
ROM 2 Program!
Back in RAM!
Ready
>