1766-RM001A-EN-P MicroLogix 1400 Programmable Controllers ...

ASCII Instructions 389Timing Diagram for ARD,ARL, AWA, and AWTInstructionsRung ConditionONOFFEnable Bit (EN)ONOFFQueue Bit (EU)ONOFFRunning Bit (RN)Done BitError Bit(DN or ER)ONOFFONOFFNOTE: The RN bit is not addressablevia the Control (R) file.1 2 6 3 4 5 1 5 2 6 3 41 - rung goes true2 - instruction successfully queued3 - instruction execution complete4 - instruction scanned for the first time after execution is complete5 - rung goes false6 - instruction execution startsUsing In-line IndirectionThis allows you to insert integer and long word values into ASCII strings.The Running bit (RN) must be set before the string value can be used.The following conditions apply to performing in-line indirection:• All valid integer (N) and long word (L) files can be used.• File types are not case sensitive and can include either a colon (:)or semicolon (;)• Positive value symbol (+) and leading zeros are not printed.Negative values (-) are printed with a leading minus sign. Commasare not inserted where they would normally appear in numbersgreater than one thousand.Publication 1766-RM001A-EN-P - October 2008