DS1921G-F5N MAXIM [Maxim Integrated Products], DS1921G-F5N Datasheet - Page 30

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DS1921G-F5N

Manufacturer Part Number
DS1921G-F5N
Description
Thermochron iButton
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
Thermochron iButton
Figure 13b. ROM Functions Flowchart
30
______________________________________________________________________________________
TO FIGURE 13a
FROM FIGURE 13a
FROM FIGURE 13a
TO FIGURE 13a
***ALWAYS TO BE TRANSMITTED AT OVERDRIVE SPEED.
COMMAND?
SKIP ROM
CCh
Y
N
OVERDRIVE-
SKIP ROM?
Tx RESET
MASTER
PULSE?
OD = 1
3Ch
Y
N
Y
N
MASTER Tx BIT 63
MASTER Tx BIT 0
MASTER Tx BIT 1
BIT 63 MATCH?
MATCH ROM?
BIT 0 MATCH?
BIT 1 MATCH?
OVERDRIVE-
OD = 1
69h
Y
Y
Y
Y
N
N
N
***
***
***
N

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