DS2406P-R View Datasheet(PDF) - Dallas Semiconductor -> Maxim Integrated
Part Name
Description
MFG CO.
'DS2406P-R' PDF : 30 Pages View PDF
Memory Function Flow Chart (continued) Figure 7
DS2406
From Figure 7
2nd Part
AAh
N
Read Status
?
Y
Bus Master TX
TA1(T7:T0), TA2 (T15:T8)
F5h
Channel
N
Access
?
Y
Bus Master TX Ch.-
Control Bytes 1, 2
Bus Master TX
Reset Pulse
DS2406 sets Status
Address = (T15:T0)
Bus Master RX Data
from Status Memory
DS2406
increments
Address
Counter
N
Master
Y
TX Reset ?
N
End of
Status 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
Bus Master RX
Channel Info Byte
DS2406 TX
Presence Pulse
Y
Master
TX Reset ?
N
Bus Master * Write
TX Data to
Channel F/F
Access
Mode ?
Read
Bus Master *
RX Data
from PIOs
R
S
Y
Master
TX Reset ?
N
* See Channel
Control Byte 1
and Figure 7A
CRC*
N
Enabled ?
Y
N
CRC Due * ?
Y
Y
Master
TX Reset ?
N
DS2406
increments
CRC Byte
Counter
Bus Master RX CRC16 of Command,
Control, Data (1st pass)
CRC16 of Data (subsequent passes)
Y
Master
TX Reset ?
N
DS2406 clears
CRC Byte Counter
Vertical
Spare
DS2406 TX
Presence Pulse
R/W Toggle Y
Enabled ?
N
DS2406 toggles
R/W Mode
12 of 30
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