Rainbow Electronics DS2761 - Manual (Page 21)

DS2761
21 of 24
Figure 18. 1-WIRE WRITE- AND READ-TIME SLOTS
Figure 19. SWAP COMMAND TIMING
PACK+
PACK-
t
SLOT
DQ
t
LOW1
t
SLOT
WRITE 0 SLOT WRITE 1 SLOT
t
LOW0
t
REC
>1 ms
DS2761 SAMPLE WINDOW
MIN TYP MAX
15 ms 15 ms 30 ms
DS2761 SAMPLE WINDOW
MIN TYP MAX
15 ms 15 ms 30 ms
LINE TYPE LEGEND:
BUS MASTER ACTIVE LOW DS2761 ACTIVE LOW
RESISTOR PULLUP BOTH BUS MASTER AND
DS2761 ACTIVE LOW
t
SLOT
READ 0 SLOT READ 1 SLOT
t
SLOT
t
REC
>1 ms
t
RDV
MASTER SAMPLE WINDOW MASTER SAMPLE WINDOW
t
RDV
PACK+
PACK–
DQ
t
SWOFF
t
SWON
t
SWL
CC , DC
CC , DC
DQ