DS2406X 查看數據表（PDF） - Dallas Semiconductor -> Maxim Integrated
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DS2406X Datasheet PDF : 30 Pages
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Memory Function Flow Chart Figure 7
Bus Master TX Memory
Function Command
F0h
N
Read Memory
?
Y
Bus Master TX
TA1(T7:T0), TA2 (T15:T8)
DS2406
A5h
N
Extended Rd.
Memory
?
Y
Bus Master TX
TA1(T7:T0), TA2 (T15:T8)
To Figure 7
2nd Part
DS2406 sets Memory
Address = (T15:T0)
DS2406 sets Memory
Address = (T15:T0)
Bus Master RX Data
from Data Memory
Bus Master RX
Redirection Byte
DS2406
increments
Address
Counter
N
Master
Y
TX Reset ?
N
End of
Data Mem.
?
Y
Master
Y
TX Reset ?
N
Bus Master RX CRC16 of
Command, Address, Data
Bus Master
RX "1"s
Master Y
TX Reset ?
N
Legend:
Bus Master RX CRC16 of Command,
Address, Redir. Byte (1st pass)
CRC16 of Redir. Byte (subs. passes)
Bus Master TX N
Reset Pulse
CRC
Correct ?
Y
Bus Master RX Data
from Data Memory
Y
Master
TX Reset ?
N
DS2406
increments
Address
Counter
End
N
of Page ?
Y
Bus Master RX CRC16 of
Preceding Page of Data
Decision made
by Bus Master
Decision made
by DS2406
Vertical
Spare
Bus Master TX N
Reset Pulse
S
Y
DS2406 TX
Presence Pulse
CRC
Correct ?
Y
End of
Data Mem.
?
Y
Master
TX Reset ?
N
R
N
DS2406
increments
Address
Counter
Bus Master
RX "1"s
10 of 30
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