Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Data Sheet
Product codes
ATSAM4S-WPIR-RD
479
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
26.15.6 SMC OCMS Key1 Register
Name:
SMC_KEY1
Address:
0x400E0084
Access:
Write Once
Reset:
0x00000000
• KEY1: Off Chip Memory Scrambling (OCMS) Key Part 1
When Off Chip Memory Scrambling is enabled setting the SMC_OCMS and SMC_TIMINGS registers in accordance, the
data scrambling depends on KEY1 and KEY2 values.
31
30
29
28
27
26
25
24
KEY1
23
22
21
20
19
18
17
16
KEY1
15
14
13
12
11
10
9
8
KEY1
7
6
5
4
3
2
1
0
KEY1