DIY Kits AT89C2051 Elektronische Klok DV

DIY Kits AT89C2051 Elektronische Klok Digitale Buis LED Display Suite Elektronische Module Onderdelen en Componenten DC 9V – 12V

Power Supply Voltage?This DIY electronic clock kit operates on DC 5-12V power supply, with the recommended voltage being DC 9V. When the power supply voltage is above 7V, the four LED lights in the middle are on. The kit also includes a backup battery (, 3V) for standby power with a standby current of 2M when powered by the backup battery. The working current is 35m when using an external power supply (which needs to be self-provided).
?High for PRECISION Time Display?The kit features three two-digit digital tubes to display hours, minutes, and seconds. Instead of traditional colons, two small LEDs are used to indicate time intervals. The control chip used is AT89C2051, providing accurate and precise timing. The display is clear and bright with high brightness, excellent visibility.
?Convenient Time Calibration?The S1 button is designed for time calibration. By pressing and holding it for more than 2 seconds, you can enter the calibration mode and adjust the time value easily. Quick touch adjustments allow for efficient and accurate time calibration.
?Package Contents?The LED display kit includes all the necessary components for assembly and operation. The plate size measures 90mm x 65mm. The kit offers a practical and functional digital clock with accurate time display, easy time calibration, and battery backup functionality.DIY Kits AT89C2051 Elektronische Klok Digitale Buis LED Display Suite Elektronische Module Onderdelen en Componenten DC 9V – 12V