Interrupt status active, Table 180: interrupt status active register – Digi NS9750 User Manual
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Interrupt Status Active
Address: A090 0168
The Interrupt Status Active register shows the current interrupt request.
Register bit assignment
Bits
Access
Mnemonic
Reset
Description
D31:00
R
ISA
0x0
Interrupt status active
Provides the status of all active, enabled interrupt request
levels, where bit 0 is for the interrupt assigned to level 0,
bit 1 is for the interrupt assigned to level 1, and so on
through bit 31 for the interrupt assigned to level 31.
Table 180: Interrupt Status Active register
13
12
11
10
9
8
7
6
5
4
3
2
1
0
15
14
31
29
28
27
26
25
24
23
22
21
20
19
18
17
16
30
Interrupt status active (ISA)
Interrupt status active (ISA)