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MISC-03-010
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Interfacing DS1302 RTC Module with Arduino
Description
The DS1302 is a Real Time Clock Module and has an SPI interface through which the time can be determined.
Features
31x8 RAM for scratchpad data storage
Serial I / O interface for minimum pin count
Wide operating voltage: 2.0 ~ 5.5V
Single-byte and multi-byte transfers for clock or RAM data read / write
TTL compatible (Vcc = 5V)
Operating temperature: 0 to +70 degrees Celsius
32.768KHz crystal oscillator
Equipped with 260mAh CR2032 button battery, non-rechargeable
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