#The 8th Lichuang Electronic Competition#Desktop clock

Note: * is a required field.
Please fill it out during the registration stage↓
* 1. Project function introduction
 
Desktop small clock, digital tube display, supports display of temperature and humidity.
 
* 2. Project attributes
 
are disclosed for the first time, original
 
* 3. Open source agreement
GPL3.0
Please fill it out during the competition stage↓
 
* 4. The hardware part
 
is designed by LiChuang EDA.
Use A2E1 chip as the main control
Independent button to adjust the time
Designed reset circuit and boot circuit
Type-c interface design, durable and easy to use
Designed buzzer drive circuit
Reserved battery interface
TP4056 charging circuit
Use mos tube to design battery switching circuit
0.56-inch super large digital tube
Use DHT11 for temperature and humidity detection
 
 
Type-c interface package bought wrong, soldered on the back
Charging circuit can be soldered when using battery, no need to use type-c power supply
 
* 5. The software part
uses open source code.
 
 
* 6.
There is
 
 
* 7 below the BOM list. The competition LOGO verification
has been added in the lower right corner.
 
Please upload the project picture containing the competition logo. The logo is printed on the PCB in silk screen form.
Click zip to download the competition logo! （Contest logo）.zip
 
* 8. Demonstrate your project and upload it as a video.
 
 
 
More details: https://diy.szlcsc.com/posts/15a52db9fd7d40c492eb505280278e45