Nuvoton NUC970 series, Technical Reference Manual, Page: 199 / 1251

NUC970 Technical Reference Manual
Publication Release Date: Dec. 15, 2015
- 199 - Revision V1.30
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AIC Interrupt Active Status Register (AIC_IASR)
This register indicates the status of each interrupt channel in consideration of the interrupt source type
as defined in the corresponding Source Control Register, but regardless of its mask setting.
Register Offset R/W Description Reset Value
AIC_IASR 0x108 R AIC Interrupt Active Status Register 0x0000_0000
31 30 29 28 27 26 25 24
IAS31 IAS30 IAS29 IAS28 IAS27 IAS26 IAS25 IAS24
23 22 21 20 19 18 17 16
IAS23 IAS22 IAS21 IAS20 IAS19 IAS18 IAS17 IAS16
15 14 13 12 11 10 9 8
IAS15 IAS14 IAS13 IAS12 IAS11 IAS10 IAS9 IAS8
7 6 5 4 3 2 1 0
IAS7 IAS6 IAS5 IAS4 IAS3 IAS2 IAS1 Reserved
Bits Description
[31:1] IAS x
Interrupt Active Status
Indicate the status of the corresponding interrupt source
0 = Corresponding interrupt channel is inactive.
1 = Corresponding interrupt channel is active.