Mains short circuit protection, current limiter using incandescent light bulb in series

DAC library for MCP4706, MCP4716, MCP4726 and AVR microcontrollers

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

millis and micros library for AVR microcontrollers - milliseconds and microseconds time tracking

ISP programming rig for microcontrollers