SAM3A8C Atmel Corporation, SAM3A8C Datasheet - Page 1363

• Manufacturer Part Number: SAM3A8C
• Manufacturer: Atmel Corporation

43.7.20
Name:
Address:
Access:
• WPEN: Write Protect Enable
0 = Disables the Write Protect if WPKEY corresponds to 0x414443 (“ADC” in ASCII).
1 = Enables the Write Protect if WPKEY corresponds to 0x414443 (“ADC” in ASCII).
Protects the registers:
“ADC Mode Register” on page 1343
“ADC Channel Sequence 1 Register” on page 1346
“ADC Channel Sequence 2 Register” on page 1347
“ADC Channel Enable Register” on page 1348
“ADC Channel Disable Register” on page 1349
“ADC Extended Mode Register” on page 1357
“ADC Compare Window Register” on page 1358
“ADC Channel Gain Register” on page 1359
“ADC Channel Offset Register” on page 1360
“ADC Analog Control Register” on page 1362
• WPKEY: Write Protect KEY
Should be written at value 0x414443 (“ADC” in ASCII). Writing any other value in this field aborts the write operation of the
WPEN bit. Always reads as 0.
11057A–ATARM–17-Feb-12
11057A–ATARM–17-Feb-12
31
23
15
7
–
ADC Write Protect Mode Register
ADC_WPMR
0x400C00E4
Read-write
30
22
14
6
–
29
21
13
5
–
28
20
12
4
–
WPKEY
WPKEY
WPKEY
27
19
11
3
–
26
18
10
2
–
25
17
9
1
–
SAM3X/A
SAM3X/A
WPEN
24
16
8
0
1363
1363