DS1287A clock equivalent, real time clock.
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PIN ASSIGNMENT
MOT NC NC AD0 AD1 AD2 AD3 AD4 AD5 AD6 AD7 GND 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 VCC SQW NC RCLR NC IRQ RE.
AD0
–AD7 NC MOT CS AS R/W DS RESET IRQ drain) SQW VCC GND RCLR Multiplexed address/data bus No connection Bus type selection Chip select Address strobe Read/write input Data strobe Reset input Interrupt request output (open Square wave.
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