SDI Technologies SDIO Card - Manual (Page 36)

©Copyright 2002-2006 SD Card Association
SDIO Card Bluetooth Type-A Simplified Specification Version 1.00
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5.4.2 Write Flow – CRC Error (Block Basis Transfer Mode)
Figure 20 – Write Flow – CRC Error (Block Basis Transfer Mode)
CMD
DAT2, 3 Data+CRC
DAT1 Data+CRC
DAT0 Data+CRC
Data+CRC
Data+CRC
Data
Data
CRC Error Occur!
C Data+CRC C
Busy
Header and Interface data1 Interface data2 Interface data3
Error
CMD
DAT
Packet Data n
Packet Data (n+1) Packet Data ( n+1 )
D
CRC Error
Retry
I/O abort Retry
PCWRT: Packet Write Retry
R: Response, C: CRC token
Data+CRC
Data+CRC
Data+CRC C
Busy
Header and Interface data1
Set Retry
Set Retry
53 53 52 53 52
D D D D D D D D
CMD52 (W)
I/O abort
R
CMD53 (W)
Transmit Buff. R
CMD52 (W)
PCWRT -> 1 R
Data