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Rockwell Automation Publication 1756-RM003N-EN-P - October 2011 593
ASCII Serial Port Instructions (ABL, ACB, ACL, AHL, ARD, ARL, AWA, AWT) Chapter 17
Structured Text
ACB(0,bar_code_count);
IF bar_code_count.POS >= 24 THEN
bar_code_read.LEN := 24;
ARD(0,bag_bar_code,bar_code_read);
END_IF;