array search - PLC Programming & Automation

FAL and FSC Over an Array: the Control Tag, the Position and the Scan It Takes

A table comparing what each CONTROL structure member means to a FAL and to an FSC: EN, DN, ER, LEN and POS shared, with IN and FD highlighted as FSC-only, plus a boxed note that Length and Position are pseudo-operands written at download

FAL and FSC Over an Array: the Control Tag, the Position and the Scan It Takes An FSC with a Length of 10 found its mismatch at element 3 on a 1756-L83E and then stopped looking. .FD was 1, .POS was 3, .IN was 1, and elements 4 through 9 were never compared — not … Read more