ATSAM3U-EK Atmel, ATSAM3U-EK Datasheet - Page 836

• 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

37.13.4
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• SDCSEL: SDCard/SDIO Slot
• SDCBUS: SDCard/SDIO Bus Width
836
Value
Value
31
23
15
0
1
2
3
–
–
–
7
0
1
2
3
SAM3U Series
HSMCI SDCard/SDIO Register
SDCBUS
SLOTB
SLOTC
SLOTD
SLOTA
Name
Name
30
22
14
HSMCI_SDCR
0x4000000C
Read-write
–
–
–
6
1
–
4
8
Description
Slot A is selected
–
–
–
Description
1 bit
Reserved
4 bit
8 bit
29
21
13
–
–
–
5
–
.
28
20
12
–
–
–
4
–
“HSMCI Write Protect Mode Register” on page
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
–
25
17
–
–
9
–
1
6430D–ATARM–25-Mar-11
SDCSEL
858.
24
16
–
–
8
–
0