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5.8
Card State Transition Table
Table 5-10 defines the MultiMediaCard state transitions in dependency of the received command.
Table 5-10 Card State Transition Table
command
class independent
CRC error
command not supported
class 0
CMD0
CMD1, card VDD range
compatible
CMD1, card is busy
CMD1, card VDD range
not compatible
CMD2, card wins bus
CMD2, card loses bus
CMD3
CMD4
CMD7, card is addressed
CMD7, card is not
addressed
CMD9
CMD10
CMD12
CMD13
CMD15
class 1
CMD11
class 2
CMD16
CMD17
CMD18
class 3
CMD20
class 4
CMD16
SanDisk MultiMediaCard Product Manual Rev. 2 © 2000 SANDISK CORPORATION
idle
ready
ident
stby
changes to
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idle
idle
idle
idle
ready
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idle
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ina
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ident
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ready
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stby
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stby
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tran
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see class 2
MultiMediaCard Product Manual
Current State
tran
data
rcv
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-
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idle
idle
idle
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prg
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data
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data
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data
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-
data
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rcv
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prg
dis
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irq
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idle
idle
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prg
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dis
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53
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