User guide

5/02 Processor Only
Chapter 31
Understanding I/O Interrupts –
31–5
You can enter and monitor parameters at the status file displays, under
EDT_DAT. Parameters are pointed out in the displays below.
F1 F2 F3 F4 F5
Status File
S2:11 & S2:12 I/O Slot Enables
1 2 3
0 0 0 0
1111 1111 1111 1111 1111 1111 1111 1111
Slot = 0
S2:11/0 = 1 PRG
ADDRESS NEXT
FL PREV FL NEXT PG PREV PG
F1 F2 F3 F4 F5
Status File
S2:27 & S2:28 I/O Interrupt Enables
1 2 3
0 0 0 0
0000 0000 0000 0000 0000 0000 0000 0000
S2:27/0 = 0 PRG
ADDRESS NEXT
FL PREV FL NEXT PG PREV PG
F1 F2 F3 F4 F5
Status File
S2:25 & S2:26 I/O Interrupt Pending
1 2 3
0 0 0 0
0000 0000 0000 0000 0000 0000 0000 0000
S2:25/0 = 0 PRG
ADDRESS NEXT
FL PREV FL NEXT PG PREV PG
A
B
C
A – Words S:11 and S:12. I/O slot enable bits.
B – Words S:27 and S:28. I/O interrupt enable bits.
C – Words S:25 and S:26. I/O interrupt pending bits.