Allen-Bradley Micro800

Chapter 14 High-Speed Counter (HSC) instructions
330 Rockwell Automation Publication 2080-RM001D-EN-E - February 2015
PLS data type
PLSData (data type PLS) is used to configure the programmable limit switch.
PLSData structure elements
The PLS data structure is a flexible array with the following elements.
Element Element order Data type Element description
HSCHP Word 0...1 DINT High preset
HSCLP Word 2...3 DINT Low preset
HSCHPOutput Word 4...5 UDINT Output high data
HSCLPOutput Word 6...7 UDINT Output low data
The total number of elements for one PLS data structure should not exceed 255.
PLSData parameters
The following table lists the PLSData parameter details.
Parameter Data type Data format HSC mode User program access Description
HSCHP DINT 32-bit signed
integer
0 read/writer High preset
HSCLP DINT 32-bit signed
integer
0 read/write Low preset
HSCHPOutput UDINT 32-bit binary 0 read/write Output high data
HSCLPOutput UDINT 32-bit binary 0 read/write Output low data