By default, these displays won’t work with a supply voltage below 5V. So if you are using the display with a 3.3V microcontroller make sure to power the display from 5V and use level shifters in ...

Connect the LCD’s VDD to Arduino’s 5V. Contrast Adjustment: Connect the middle pin of the potentiometer to the LCD’s VO pin. Connect one side of the potentiometer to 5V and the other to GND. Backlight ...

Most ambient lights and sensors are designed to generate light to even out the picture on the front of the panel and reduce any light bleed from the back of an LCD display. This Arduino-powered ...