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DS1307 clock module

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It can count seconds, hours, minutes, days of each month, months and weeks, and has the function of leap year compensation. Record 2100 years on the line.
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DS1307 clock module

Product introduction

DS1307 is a low-power all-BCD code clock calendar real-time clock chip with 56 bytes of nonvolatile RAM. The address and data are transmitted through a two-wire bidirectional serial bus. The chip can provide information such as seconds, minutes and hours, and the number of days in each month can be automatically adjusted. The AM/PM flag determines whether the clock works in 24-hour or 12-hour mode. The chip has a built-in power sensing circuit, which has the functions of power failure detection and battery switchin.


Product parameters

Parameter type Characteristics
Specification 22×30mm
Positioning aperture 3mm
Control signal Serial signal
Working voltage 3.3-5V
Interface 4P
Line sequence G V SCL SD
packet 24C32 32K EEPROM
Indicator light Red LED

Single chip microcomputer wiring

接线图

Maker:clock

装置

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