Your LCD display should have 16 pins coming out from the bottom. To use this code you should download the Arduino IDE so you can load it onto your Arduino Uno. You ...
Connect the I2C LCD to the Arduino Uno (VCC, GND, SDA, SCL). Use an I2C scanner sketch to confirm your LCD address (0x27, 0x3F, etc.). You can find I2C scanner codes online. After sending the request, ...
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