Rainbow-electronics DS2422 Manuale Utente Pagina 29

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DS2422
29 of 48
Figure 12-2. Memory/Control Function Flow Chart
99H
Copy Scrpd.
[
w/PW
]
Master TX
E/S B
y
te
Authorization
Code Match?
DS2422 Copies Scratchpad
Data to Memor
y
Copying
Finished
Master
TX Reset?
AA = 1
Master TX
TA1
(
T7:T0
)
, TA2
(
T15:T8
)
Master TX
64-Bits
[
Password
]
Password
Accepted?
Master
RX "1"s
DS2422 TX "0"
DS2422 TX "1"
Master
TX Reset?
N
Y
N
Y
N
Y
N
Y
Master
TX Reset?
Master
RX "1"s
N
Y
N
Y
N
Y
A
uthorization
Code
From Figure 12
3
rd
Part
To Figure 12
3
rd
Part
To Figure 12
1
st
Part
From Figure 12
1
st
Part
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