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PCA8565 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # PCA8565
Description  Real time clock/calendar
PDF  39 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCA8565 Datasheet(HTML) 3 Page - NXP Semiconductors

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PCA8565_2
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 — 16 June 2009
3 of 39
NXP Semiconductors
PCA8565
Real time clock/calendar
6.
Block diagram
Fig 1.
Block diagram of PCA8565
001aah661
PCA8565
OSCILLATOR
32.768 kHz
DIVIDER
CLOCK OUT
INTERRUPT
CLKOUT
MONITOR
POWER-ON
RESET
WATCH
DOG
I2C
INTERFACE
OSCI
SCL
SDA
OSCO
VDD
VSS
TIMER FUNCTION
Timer_control
0Eh
Timer
0Fh
CONTROL
Control_1
00h
Control_2
01h
CLKOUT_control
0Dh
TIME
Seconds
02h
Minutes
03h
Hours
04h
Days
05h
ALARM FUNCTION
Minute_alarm
09h
Hour_alarm
0Ah
Day_alarm
0Bh
Weekday_alarm
0Ch
Weekdays
06h
Months_century
07h
Years
08h
INT



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