hb288064mm1 Renesas Electronics Corporation., hb288064mm1 Datasheet - Page 28

• Manufacturer Part Number: hb288064mm1
• Description: Multimediacard 64 Mbyte
• Manufacturer: Renesas Electronics Corporation.

HB288064MM1
Erase Commands (class 5)
CMD
index
CMD32 ac
CMD33 ac
CMD34 ac
CMD35 ac
CMD36 ac
CMD37 ac
CMD38 ac
Write Protection Commands (class 6)
CMD
index
CMD28 ac
CMD29 ac
CMD30 adtc
CMD31 reversed
Note:
28
1. 32 write protection bits (representing 32 write protect groups starting at the specified address)
Type Argument
Type Argument
followed by 16 CRC bits are transferred in a payload format via the data line. The last (least
significant) bit of the protection bits corresponds to the first addressed group. If the addresses of
the last groups are outside the valid range, then the corresponding write protection bits shall be
set to zero.
[31:0] data
address
[31:0] data
address
[31:0] data
address
[31:0] data
address
[31:0] data
address
[31:0] data
address
[31:0] stuff bits
[31:0] data
address
[31:0] data
address
[31:0] write
protect data
address
Resp
R1
R1
R1
R1
R1
R1
R1b
Resp
R1b
R1b
R1
Abbreviation
TAG_SECTOR_ST
ART
TAG_SECTOR_EN
D
UNTAG_SECTOR
TAG_ERASE_GRO
UP_START
TAG_ERASE_GRO
UP_END
UNTAG_ERASE_G
ROUP
ERASE
Abbreviation
SET_WRITE_PROT if the card has write protection
CLR_WRITE_PROT if the card provides write protection
SEND_WRITE_PR
OT
Command description
Sets the address of the first sector of
the erase group.
Sets the address of the last sector in a
continuous range within the selected
erase group to be selected for erase,
or the address of a single sector to be
selected.
Removes one previously selected
sector from the erase selection.
Sets the address of the first erase
group within a range to be selected for
erase
Sets the address of the last erase
group within a continuous range to be
selected for erase
Removes one previously selected
erase group from the erase selection
Erases all previously selected sectors
Command description
features, this command sets the write
protection bit of the addressed group.
The properties of write protection are
coded in the card specific data
(WP_GRP_SIZE).
features, this command clears the write
protection bit of the addressed group.
if the card provides write protection
features, this command asks the card
to send the status of the write
protection bits.*
1