AT32UC3A3256S_2 Datasheet, PDF (868/1014 Pages) ATMEL Corporation – 32-bit AVR®Microcontroller

30.7.18 Write Protect Mode Register
Name:
WPMR
Access Type:
Read/Write
Offset:
0x0E4
Reset Value:
0x00000000
31
30
29
28
27
WPKEY[23:16]
23
22
21
20
19
WPKEY[15:8]
15
14
13
12
11
WPKEY[7:0]
7
6
5
4
3
-
-
-
-
-
• WPKEY[23:0]: Write Protection Key password
This field should be written at value 0x4D4349 (ASCII code for “MCI”).
Writing any other value in this field has no effect.
• WPEN: Write Protection Enable
1: This bit enables the Write Protection if WPKEY corresponds.
0: This bit disables the Write Protection if WPKEY corresponds.
AT32UC3A3/A4
26
25
24
18
17
16
10
9
8
2
1
0
-
-
WPEN
32072C–AVR32–2010/03
868