ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 619

• Manufacturer Part Number: ATSAM3U-EK
• Description: KIT EVAL FOR AT91SAM3U CORTEX
• Manufacturer: Atmel
• Type: MCUr

Specifications of ATSAM3U-EK

• Contents: Board
• Processor To Be Evaluated: SAM3U
• Data Bus Width: 32 bit
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3 V
• Silicon Manufacturer: Atmel
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: SAM3U4E
• Silicon Family Name: SAM3U
• Kit Contents: Board CD Docs
• Rohs Compliant: Yes
• For Use With/related Products: AT91SAM3U
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

32.8.10
Name:
Address:
Access:
• SPIWPEN: SPI Write Protection Enable
0: The Write Protection is Disabled
1: The Write Protection is Enabled
• SPIWPKEY: SPI Write Protection Key Password
If a value is written in SPIWPEN, the value is taken into account only if SPIWPKEY is written with “SPI” (SPI written in
ASCII Code, ie 0x535049 in hexadecimal).
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11
31
23
15
7
-
SPI Write Protection Mode Register
SPI_WPMR
0x400080E4
30
22
14
Read-write
6
-
29
21
13
5
-
28
20
12
4
-
SPIWPKEY
SPIWPKEY
SPIWPKEY
27
19
11
3
-
26
18
10
2
-
SAM3U Series
SAM3U Series
25
17
9
1
-
SPIWPEN
24
16
8
0
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