Refer below 16X2 LCD and I2C LCD interfacing With Arduino Tutorials- Visit for simillar projects at https://microdigisoft.com Tutorial 1: Arduino LCD Display Tutorial ...

The ARDUINO IDE associated with the ARDUINO board uses specific numbering, assigning numbers from 0 to 19 to digital pins 0 to 13 and numbers A0 to A5 to analog pins. GCBasic directly manipulates the ...

Note on Contrast (V0): You must use a 10kΩ potentiometer connected between 5V and GND, with the wiper (center pin) connected to V0. If you see a blank screen or black boxes, adjust the potentiometer.