Clock chip: high-precision clock chip DS3231. Clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format. Calendar alarm clock with two. Clock Accuracy :0-40 ℃ range, the accuracy 2ppm, the error was about 1 minute.
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Easy to use: The module is small in size, easy to install, convenient to use, suitable for various timing needs, and can be quickly operated without professional skills. Import Duties.
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Easy to use: The module is small in size, easy to install, convenient to use, suitable for various timing needs, and can be quickly operated without professional skills. Import Duties.
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Use DS3231SN precision clock chip, built 32.768 crystal. The pull-up resistor R1 R2 own welding on the I2C bus. You can output 1Hz signal, a second output signal.
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If the main power failure, the device can continue to provide accurate timing and temperature, performance is not affected. 4 clock chip: high-precision clock chip DS3231. 1X DS3231 module. The clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format.
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Erwidere dir die gleiche Freundlichkeit. Vielen Dank!
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