Bare minimum Arduino code for LCD2004 (LCD1602 with changes, etc.) and PCF8547 I2C interface chip. For when size matters. 2022-12-07 TODO: I just updated the "full" version of this code to support ...

Create Custom Characters for LCD displays connected to Arduino, Raspberry Pi, Tinkerforge or other - rwbl/lcd-custom-char-maker-v2 ...

The LCD panel can be used with any Arduino-compatible board, so it can be useful in a whole host of projects. Stick around to see a simple demo of the board in use.

The display he chose is a Nokia LCD shield from SparkFun. It’s easy to plug in and there were already libraries available to drive the display.