Follow the instructions to install the Grove LCD library in the Arduino IDE https://www.arduino.cc/reference/en/libraries/grove-lcd-rgb-backlight/ ...
NOTE: Arduino Nano ESP32 (based on the Espressif microcontroller) is a 3.3V device, whereas V4 of the Grove LCD is a 5V device. The Grove LCD is controlled on the IC2 bus. The IC2 protocol allows for ...
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