Specifications
©Copyright 2001-2013 SD Group (Panasonic, SanDisk, Toshiba) and SD Card Association
Physical Layer Simplified Specification Version 4.10
68
Card Command Class
(CCC)
0 1 2 3 4 5 6 7 8 9 10 11
Supported
commands
class
description
basic
reser
ved
block
read
reser
ved
block
write
erase
write
pro-
tec-
tion
lock
card
appli-
cat-
ion
spe-
cific
I/O
mode
switch
exten
sion
CMD52
Optional
+
CMD53
Optional
+
CMD55
Mandatory
+
CMD56
Mandatory
+
CMD57
2
Optional
+
CMD58
Optional
+
CMD59
Optional
+
ACMD6
Mandatory
+
ACMD13
Mandatory
+
ACMD14
Optional
+
ACMD15
Optional
+
ACMD16
Optional
+
ACMD22
1
Mandatory
+
ACMD23
1
Mandatory
+
ACMD28
Optional
+
ACMD41
Mandatory
+
ACMD42
Mandatory
+
ACMD51
Mandatory
+
Note (1): The commands related write and erase are mandatory only for the Writable types of Cards.
Note (2): This command was defined in version 1.10
Note (3): This command is newly defined in version 2.00
Note (4): This command is optional in Version 1.01 and 1.10 and mandatory from Version 2.00
Note (5): Mandatory for UHS-I supported Card
Note (6): Not supported by SDSC. Optional for SDHC and Mandatory for SDXC.
Note (7): Not supported by SDSC. Mandatory for UHS104 card.
Table 4-21: Card Command Classes (CCCs) in SD Mode