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2. After connected successfully, pick a firmware

3. Click the burn button

4. After burning successfully, Unplug the device and restart.

UNIT RTC

SKU:U126

Description

UNIT RTC is a programmable real-time clock module, integrated HYM8563 low-power CMOS real-time clock/calendar chip, using I2C communication interface, full-coverage case can effectively protect the circuit, making its operation more stable. Applicable to a variety of embedded devices, instruments and instruments as a system clock.

Features

Support second/minute/hour/day/month/year. time data reading and writing
32.768kHz high-precision clock crystal, greatly reducing the time error
Low power consumption, coin battery can work continuously for years
With century mark
I2C communication interface

Includes

1x Unit RTC
1x Coin cell battery (38mAh)
1x HY2.0-4P cable

Applications

Clock, alarm clock
Power down time synchronization

Specification

Resources	Parameters
Clock chip	HYM8563
Crystal Frequency	32.768kHz
Communication interface	I2C, addr: 0x51, bus max speed 400Kbps
Power supply voltage	5V DC
Product Size	48 * 24 * 8mm
Package Size	136* 92* 13mm
Product Weight	4.1g
Package Weight	8.3g