AT91SAM7S64C-AU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT91SAM7S64C-AU

AT91SAM ARM-based Flash MCU

Atmel Corporation 

23.8.9 AIC Core Interrupt Status Register

Register Name:

AIC_CISR

Access Type:

Read-only

Reset Value:

0x0

31

30

29

28

–

–

–

–

23

22

21

20

–

–

–

–

15

14

13

12

–

–

–

–

7

6

5

4

–

–

–

–

• NFIQ: NFIQ Status

0 = nFIQ line is deactivated.

1 = nFIQ line is active.

• NIRQ: NIRQ Status

0 = nIRQ line is deactivated.

1 = nIRQ line is active.

23.8.10 AIC Interrupt Enable Command Register

Register Name:

AIC_IECR

Access Type:

Write-only

31

PID31

30

PID30

29

PID29

28

PID28

23

PID23

22

PID22

21

PID21

20

PID20

15

PID15

14

PID14

13

PID13

12

PID12

7

PID7

6

PID6

5

PID5

4

PID4

• FIQ, SYS, PID2-PID3: Interrupt Enable

0 = No effect.

1 = Enables corresponding interrupt.

27

–

19

–

11

–

3

–

27

PID27

19

PID19

11

PID11

3

PID3

26

–

18

–

10

–

2

–

26

PID26

18

PID18

10

PID10

2

PID2

25

–

17

–

9

–

1

NIRQ

25

PID25

17

PID17

9

PID9

1

SYS

24

–

16

–

8

–

0

NIFQ

24

PID24

16

PID16

8

PID8

0

FIQ

SAM7S Series [DATASHEET]

6175M–ATARM–26-Oct-12

180

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