at91rm3400 ATMEL Corporation, at91rm3400 Datasheet - Page 386

• Manufacturer Part Number: at91rm3400
• Description: Atmel Advanced At91 Arm Microcontroller
• Manufacturer: ATMEL Corporation

MCI SD Card Register
Name:
Access Type:
• SDCSEL: SD Card Selector
0 = SD card A selected.
1 = SD card B selected.
• SDCBUS
0 = 1-bit data bus
1 = 4-bit data bus
MCI Argument Register
Name:
Access Type:
• ARG: Command Argument
386
SDCBUS
31
23
15
31
23
15
–
–
–
7
7
AT91RM3400
MCI_SDCR
Read/write
MCI_ARGR
Read/write
30
22
14
30
22
14
–
–
–
6
–
6
29
21
13
29
21
13
–
–
–
5
–
5
28
20
12
28
20
12
–
–
–
–
4
4
ARG
ARG
ARG
ARG
27
19
11
27
19
11
–
–
–
3
3
26
18
10
26
18
10
–
–
–
2
2
SDCSEL
25
17
25
17
–
–
9
–
1
9
1
1790A–ATARM–11/03
24
16
24
16
–
–
–
8
0
8
0