Datasheet

865
32072H–AVR32–10/2012
AT32UC3A3
31.7.18 Write Protect Mode Register
Name:
WPMR
Access Type: Read/Write
Offset: 0x0E4
Reset Value: 0x00000000
• 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.
31 30 29 28 27 26 25 24
WPKEY[23:16]
23 22 21 20 19 18 17 16
WPKEY[15:8]
15 14 13 12 11 10 9 8
WPKEY[7:0]
76543210
-------WPEN