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SAM4CP [DATASHEET]
43051E–ATPL–08/14
12.12.2.1 Coprocessor Access Control Register
Name:
CPACR
Access:
Read/Write
The CPACR specifies the access privileges for coprocessors.
CP10: Access Privileges for Coprocessor 10
The possible values of each field are:
0: Access denied. Any attempted access generates a NOCP UsageFault.
1: Privileged access only. An unprivileged access generates a NOCP fault.
2: Reserved. The result of any access is unpredictable.
3: Full access.
CP11: Access Privileges for Coprocessor 11
The possible values of each field are:
0: Access denied. Any attempted access generates a NOCP UsageFault.
1: Privileged access only. An unprivileged access generates a NOCP fault.
2: Reserved. The result of any access is unpredictable.
3: Full access.
31
30
29
28
27
26
25
24
–
23
22
21
20
19
18
17
16
CP11
CP10
–
15
14
13
12
11
10
9
8
–
7
6
5
4
3
2
1
0
–