DIY 4-Digit C51 Digital Electronic Clock Red LED STC11F02E Chip DIY Kits Soldering Practice Electronic Learning

Description:

DIY 4-Digit C51 Red LED Digital Electronic Clock 

• Enough functionalities as any regular clock. Very accurate.
• Acceptable for anyone above the age of 8-15.
• The DIY Clock Kits are widely used in schools to help students learn basic mechanical and electronic skills.
• It's a great Science Fair project. Highly recommended to practice soldering skills enjoyably for you and your kids.
• In addition to teaching basic mechanical and electronic principles, the clock kit is easy to build and is so simple. The connection that was clearly mapped and labeled on the board makes it easy to assemble.
• It's often used to teach basic soldering skills. It's a great first kit for any STEM student. No programming is required. Good practice for absolute beginners or anybody just looking to burn some time.

Kit Model: YSZ-4
Supply Voltage: 3V-6V
PCB Size: 52mm * 42mm(L*W)

Function:
1. Seconds correction (for precise School)
2. Switch to every minute independent display interface
3. Whole point of time (8-20 o'clock chime can be turned off)
4. Two alarm settings (you can turn off the alarm function)

Features:
A. 0.56 inch special red digital clock for display;
B. Import STC11F02E for master chip;
C.1.2mm thick PCB made from military grade FR-4 board;
D. accurate travel time, travel time error range error -1 to +1 seconds every 24 hours.

Note:
1. This kit contains a USB to 3.5mm power cord, plug in the USB charger can be used.
2. The Chip has been updated from AT89C2051 to STC11F02E, please kindly noted.
 

Schematic Diagram:

Please download the manual here:
 

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