PCA8565BS NXP [NXP Semiconductors], PCA8565BS Datasheet - Page 25

• Manufacturer Part Number: PCA8565BS
• Description: Real time clock/calendar
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
PCA8565_2
Product data sheet
Fig 21. Interface watchdog timer
a. Correct data transfer: read or write
b. Incorrect data transfer: read or write
WD timer
WD timer
counters
counters
data
data
time
time
Rev. 02 — 16 June 2009
valid slave address
valid slave address
running
running
data
data
time counters frozen
WD timer running
t
W
data
data
time counters frozen
< 1 s
WD timer running
1 s < t
data
data
W
< 2 s
data transfer fail
Real time clock/calendar
running
PCA8565
WD trips
© NXP B.V. 2009. All rights reserved.
running
013aaa090
013aaa091
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