Rockwell Automation 1761 MicroLogix 1000 Programmable Controllers - Manual (Page 195)

Using Application Specific Instructions
11–7
Sequencer Instructions Overview
The following general information applies to sequencer instructions.
Effects on Index Register S:24
The value present in the index register S:24 is overwritten when the sequencer
instruction is true. The index register value will equal the position value of the
instruction.
Sequencer Output (SQO) and Sequencer Compare (SQC)
These instructions transfer 16-bit data to word addresses for the control of
sequential machine operations.
Programming
False
60.52
True
27.40 SQO
60.52 27.40 SQC
Execution Times
(
µ
sec) when
:
SQO
SEQUENCER OUTPUT
File
Mask
Dest
Control
Length
Position
(EN)
(DN)
SQC
SEQUENCER COMPARE
File
Mask
Source
Control
Length
Position
(FD)
(EN)
(DN)