Rainbow-electronics DS2401 Manual do Utilizador descarregar pdf (Página 7)

DS2401

7 of 10

INITIALIZATION PROCEDURE “RESET AND PRESENCE PULSES” Figure 5

480ms £ t

RSTL

< ¥ *

480ms £ t

RSTH

< ¥ (includes recovery time)

15ms £ t

PDH

< 60ms

60ms £ t

PDL

< 240ms

* In order not to mask interrupt signaling by other devices on the 1-Wire bus, t

RSTL

+ t

should always

be less than 960ms.

READ/WRITE TIMING DIAGRAM Figure 6

Write-One Time Slot

60ms £ t

SLOT

< 120ms

1ms £ t

LOW1

< 15ms

1ms £ t

REC

< ¥

RESISTOR

MASTER

RESISTOR

MASTER

DS2401

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Rainbow-electronics DS2401 Manual do Utilizador Página 7