Tired of building the same old Arduino projects like blinking LEDs, temperature monitors, and line-following robots? Now it’s ...

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...

In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

This FAQ analyzes the open-drain physical layer and the nuances of register-level addressing to better understand I2C communication.

The I2CKeyPad8x8 library implements the reading of a 8x8 keypad by means of a PCF8575. Smaller keypads, meaning less columns or rows (e.g. 5x4) can be read with it too. Sometimes you need to control ...

//Draw a single character from font at given page (0–3) and segment (column in bytes) //'letter' is the index into font (0 = space) void printCharacter(uint8_t page, uint8_t segment, uint8_t letter); ...