I2C and TWI (Two Wire Interface) library for AVR microcontrollers

How the I2C and TWI (Two Wire Interface) protocol works

Bluetooth Stereo Audio Receiver JDY-62 module and the Bluetooth 4.0 CSR dongle transmitter

Pinning files on LibreOffice taskbar and other apps in Windows 10 - an alternative to recent files

Building a Digital Clock with RGB Lamp & Spherical Shelf DIY

Playing music and tones using a piezo buzzer - library for AVR microcontrollers using timer interrupt | ATmega328

Colorspace conversion between RGB and HSL library code for AVR microcontrollers | ATmega328P

How to control RGB leds | RGB fader library for AVR ATmega328P

Multi-channel software PWM library for AVR microcontrollers | ATmega328P

Binary Code Modulation (BCM) aka Bit Angle Modulation (BAM) library for fading leds for AVR microcontrollers

7 segment display library for AVR microcontrollers | ATmega328P

Read and debounce multiple buttons using interrupt on AVR microcontrollers