Atmel ARM-Based Evaluation Kit AT91SAM9N12-EK AT91SAM9N12-EK Data Sheet
Product codes
AT91SAM9N12-EK
82
SAM9N12/SAM9CN11/SAM9CN12 [DATASHEET]
11063K–ATARM–05-Nov-13
11.10.16 AIC Debug Control Register
Name:
AIC_DCR
Address:
0xFFFFF138
Access:
Read-write
Reset:
0x0
This register can only be written if the WPEN bit is cleared in
• PROT: Protection Mode
0: The Protection Mode is disabled.
1: The Protection Mode is enabled.
• GMSK: General Mask
0: The nIRQ and nFIQ lines are normally controlled by the AIC.
1: The nIRQ and nFIQ lines are tied to their inactive state.
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
–
–
–
–
–
–
GMSK
PROT