AT91SAM7S64C-AU View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT91SAM7S64C-AU

AT91SAM ARM-based Flash MCU

Atmel Corporation 

Access Type:

Read/Write

Reset Value:

0x0

31

30

29

28

27

26

25

24

–

–

–

–

–

–

–

–

23

22

21

20

19

18

17

16

–

–

–

–

–

–

–

–

15

14

13

12

11

10

9

8

–

–

–

–

–

–

–

–

7

6

5

4

3

2

1

0

–

SRCTYPE

–

–

PRIOR

• PRIOR: Priority Level

Programs the priority level for all sources except FIQ source (source 0).

The priority level can be between 0 (lowest) and 7 (highest).

The priority level is not used for the FIQ in the related SMR register AIC_SMRx.

• SRCTYPE: Interrupt Source Type

The active level or edge is not programmable for the internal interrupt sources.

SRCTYPE

0

0

0

1

1

0

1

1

Internal Interrupt Sources

High level Sensitive

Positive edge triggered

High level Sensitive

Positive edge triggered

External Interrupt Sources

Low level Sensitive

Negative edge triggered

High level Sensitive

Positive edge triggered

SAM7S Series [DATASHEET]

6175M–ATARM–26-Oct-12

176

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