hb28b128mm2 Renesas Electronics Corporation., hb28b128mm2 Datasheet - Page 49

• Manufacturer Part Number: hb28b128mm2
• Description: Multimediacard 16 Mbyte/32 Mbyte/64 Mbyte/128 Mbyte
• Manufacturer: Renesas Electronics Corporation.

Bits
16
15
14
13
12:9
8
7:6
5
4
3:2
1:0
Identifier
CID_OVERWRITE/
CSD_OVERWRITE
WP_ERASE_SKIP
CARD_ECC_
DISABLED
ERASE_RESET
CURRENT_STATE
BUFFER_EMPTY
reserved
APP_CMD
reserved
reserved for manufacturer test mode
reserved for application specific commands
Type Value
E R X ’0’= no error
S X
S X
S R
S X
S X
S R
’1’= error
’0’= not protected
’1’= protected
’0’= enabled
’1’= disabled
’0’= cleared
’1’= set
0 = idle
1 = ready
2 = ident
3 = stby
4 = tran
5 = data
6 = rcv
7 = prg
8 = dis
9-15 = reserved
’0’= not empty
’1’= empty
Permanently 0
’0’= disabled
’1’= enabled
Permanently 0
Description
can be either one of the following
errors:
•
•
•
Only partial address space was
erased due to existing WP blocks.
The command has been executed
without using the internal ECC.
An erase sequence was cleared
before executing because an out
of erase sequence command was
received
Current state of the card.
corresponds to buffer empty
signaling on the bus
The card will expect APP_CMD or
indication that the command has
been interpreted as APP_CMD.
HB28H016/D032/B064/B128MM2
The CID register is already
written and can not be
overwritten.
The read only section of the
CSD does not match the card
content.
An attempt to reverse the
copy (set as original) or
permanent WP (unprotected)
bits was done.
Rev.5.0, Jan. 2003, page 47 of 88
Clear Condition
C
C
A
C
B
A
C