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Número de pieza
componentes Descripción
DS1820S Ver la hoja de datos (PDF) - Dallas Semiconductor -> Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
DS1820S
1–Wire™ Digital Thermometer
Dallas Semiconductor -> Maxim Integrated
DS1820S Datasheet PDF : 27 Pages
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MEMORY FUNCTIONS FLOW CHART
Figure 10
MASTER T
X
MEMORY
OR CONTROL COMMAND
4Eh
WRITE
N
SCRATCHPAD
?
Y
DS1820 SETS ADDRESS
COUNTER TO 2
MASTER T
X
DATA BYTE
TO SCRATCHPAD
MASTER
Y
T
X
RESET
?
N
ADDRESS
Y
=3
?
N
DS1820 INCREMENTS
ADDRESS
N
MASTER
T
X
RESET
?
Y
DS1820
BEh
READ
N
SCRATCHPAD
?
Y
DS1820 SETS ADDRESS
COUNTER TO 0
MASTER R
X
DATA
FROM SCRATCHPAD
MASTER
Y
T
X
RESET
?
N
ADDRESS
Y
=7
?
N
DS1820 INCREMENTS
ADDRESS
MASTER R
X
8–BIT
CRC OF DATA
MASTER
Y
T
X
RESET
?
N
MASTER R
X
“1s”
DS1820 T
X
PRESENCE PULSE
030598 13/27
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