Radar, this project from [Mateusz Juszczyk] isn’t actually using radar. But thanks to the round LCD this desktop gadget does ...
If you’re not aware, there is such a thing as adorable little three digit LCD 7-segment displays. They come in a ten-pin DIP ...
The I2C (Inter-Integrated Circuit) module, also known as the TWI (Two Wire Interface), is used to connect multiple devices using only two wires: SDA (Serial Data Line) and SCL (Serial Clock Line).
Arduino Uno R3 — Main microcontroller Ultrasonic Distance Sensor (HC-SR04) — Measures real-time water level LCD Display (I2C) — Displays current water level and status LEDs (Green / Yellow / Red) — ...
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