PCF8583 Real Time Clock

OSCIN 1 -PCF-
-
8563-
8 VCC
OSCOUT 2 7 !INT
A0 3 6 SCL
GND 4 5 SDA
Pin Names and functions
A0 Address Inputs
INT Thermostat output stage can be made either like a comparator or an interrupt.
SDA, SCL I2C bus
OSCIN, OSCOUT Connect to 32768 Hz watch crystal.
Vcc Power (5V DC)
GND Ground

Registers

00 control/status
01 hundredth of a second
02 seconds
03 minutes
04 hours
05 year/date
06 weekdays/months
07 timer
08 alarm control
09-0f alarm registers or RAM
0f-ff RAM
Address = 1 0 1 0 0 0 a0 r/!w