Hitachi’s HD44780 based 16×2 character LCD are very cheap and widely available, and is an essential part for any project that displays information. Using the LCD backpack, desired data can be ...

Screens may come with different I2C addresses, trying these addresses should help : 0x27 or 0x3f If your display still does not work : Use testing mode in order to show "hello world" on the screen at ...

[English] Simple code to receive commands from the serial port and write to an I2C 16x2 LCD display.