Rockwell Automation Publication 2080-RM001D-EN-E - February 2015 419
Chapter 16
Interrupt instructions
Interrupt instructions are used to signal the processor that an event needs
attention. Usually, the interrupt signal is used for high-priority conditions that
require interruption of the current code the processor is executing.
Function Description
STIS on page 420 Start the STI timer from the control program rather than starting automatically
UIC on page 422 Clears specific user interrupt
UID on page 424 Disable specific user interrupt
UIE on page 426 Enable specific user input
UIF on page 428 Flush specific user input