Abb Multitasking Apr 2026

MODULE BackgroundMonitor VAR bool emergency_flag; PROC main() WHILE TRUE DO emergency_flag := DI_EMERGENCY; IF emergency_flag THEN StopAllMotion; ENDIF WaitTime 0.05; ! 50ms cycle ENDWHILE ENDPROC ENDMODULE

Both tasks run simultaneously. If the emergency input triggers, Task 2 stops all motion without interfering with Task 1’s program flow except through the shared StopAllMotion call. Tasks often need to exchange data or avoid conflicts. ABB provides several mechanisms: abb multitasking

MODULE MainMotion PROC main() WHILE TRUE DO MoveL p10, v500, fine, tool0; MoveL p20, v500, fine, tool0; ENDWHILE ENDPROC ENDMODULE MODULE BackgroundMonitor VAR bool emergency_flag