Based on ESP32-C3-12F IoT clock.
Two 4-bit common cathode digital tubes are used as display;
DC 5V power supply;
The main control is ESP32-C3-12F of the ESP32-C3 series;
The DS1302 clock chip serves as the RTC clock to ensure accurate time when the network is disconnected;
Onboard USB to TTL serial port circuit, no need for external serial port programming;
Three time setting buttons and two programming setting buttons;
Realize the display of clock and date.
Here you can fill in the completion progress bar of the project, select the check box according to the completed function, and also display the completion progress of the function.
[x] Schematic design
[x] PCB diagram design
[x] PCB proofing
[x] Welding test
[x] Functional testing
[x] Program testing
See project attachments.
See project attachments.
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