SAM3S8B Atmel Corporation, SAM3S8B Datasheet - Page 1043

• Manufacturer Part Number: SAM3S8B
• Manufacturer: Atmel Corporation

38.7.20
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 1023
“ADC Channel Sequence 1 Register” on page 1026
“ADC Channel Sequence 2 Register” on page 1027
“ADC Channel Enable Register” on page 1028
“ADC Channel Disable Register” on page 1029
“ADC Extended Mode Register” on page 1037
“ADC Compare Window Register” on page 1038
“ADC Channel Gain Register” on page 1039
“ADC Channel Offset Register” on page 1040
“ADC Analog Control Register” on page 1042
• 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.
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12
31
23
15
7
–
ADC Write Protect Mode Register
ADC_WPMR
0x400380E4
30
22
14
Read-write
6
–
29
21
13
5
–
28
20
12
4
–
WPKEY
WPKEY
WPKEY
27
19
11
3
–
26
18
10
2
–
SAM3S8/SD8
SAM3S8/SD8
25
17
9
1
–
WPEN
24
16
8
0
1043
1043