AT91FR40162SB_14 Datasheet, PDF (118/214 Pages) ATMEL Corporation – 1024K Words 16-bit Flash Memory (2M bytes)

17.2.4 SF Protect Mode Register
Register Name:SF_PMR
Access Type:Read/Write
Reset Value: 0
Offset:
0x18
31
30
29
28
27
26
25
24
PMRKEY
23
22
21
20
19
18
17
16
PMRKEY
15
14
13
12
11
10
9
8
–
–
–
–
–
–
–
–
7
6
5
4
3
2
1
0
–
–
AIC
–
–
–
–
–
• PMRKEY: Protect Mode Register Key (Code Label SF_PMRKEY)
Used only when writing SF_PMR. PMRKEY is reads 0.
0x27A8: Write access in SF_PMR is allowed.
Other value: Write access in SF_PMR is prohibited.
• AIC: AIC Protect Mode Enable (Code Label SF_AIC)
0 = The Advanced Interrupt Controller runs in Normal Mode.
1 = The Advanced Interrupt Controller runs in Protect Mode.
See Section 14.10 “Protect Mode” on page 80.
118 AT91FR40162SB
6410B–ATARM–12-Jan-10