Publication 1763-RM001C-EN-P - October 2009
Using Interrupts 263
User Interrupt
Instructions
INT - Interrupt
Subroutine
Instruction Type: input
The INT instruction is used as a label to identify a user interrupt service
routine (ISR). This instruction is placed as the first instruction on a rung
and is always evaluated as true. Use of the INT instruction is optional.
Instruction Used To: Page
INT - Interrupt Subroutine Use this instruction to identify a program file as an
interrupt subroutine (INT label) versus a regular
subroutine (SBR label). This should be the first
instruction in your interrupt subroutine.
263
STS - Selectable Timed
Start
Use the STS (Selectable Timed Interrupt Start)
instruction to the start the STI timer from the control
program, rather than starting automatically.
264
UID - User Interrupt Disable Use the User Interrupt Disable (UID) and the User
Interrupt Enable (UIE) instructions to create zones in
which I/O interrupts cannot occur.
265
UIE - User Interrupt Enable 266
UIF - User Interrupt Flush Use the UIF instruction to remove selected pending
interrupts from the system.
267
INT
I/O Interrupt
INT
Execution Time for the INT Instruction
Controller When Rung Is:
True False
MicroLogix 1100 0.74 ÎĽs 0.74 ÎĽs
efesotomasyon.com - Allen Bradley,Rockwell,plc,servo,drive
To Next Page
Loading...
