A Christmas tree ornament based on the ATtiny85

Driver for LCD displays running on Arduino/Avr/ESP32/Linux (including Rasperry) platforms

Minimalist Christmas lights using WS2812B LEDs and ATtiny85 or STM32G070

A resource-conscious neural network implementation for MCUs

Arduino sketch that turns an ATtiny25/45/85 into a simple I2C PWM generator to control LEDs

Improved version of Daniel C's Tiny invaders v3.1

Issues an alarm, if window is open for more than 5 minutes. Arduino sketch for ATtiny85. Battery operated (6 microAmpere).

dont burn the pump in your water fountain for cats

An Arduino library to display data on a seven 7, nine 9, fourteen 14 or sixteen 16 segment alphanumeric LED display module. Will work with common anode and cathode. Includes ASCII font and supports Hexadecimal, Decimal point, strings. Optimized low memory footprint. Provides a function for manually setting segments to any pattern. Uses Shift reg…

Arduino based Mouse Jiggler

The HID-Button acts as an automatic keyboard replacement which types credentials into a Windows (or similiar) login request with just a single button press

Lightweight library for 128x64 and 132x64 OLED displays based on SH1106

Arduino sketch that enables USB keyboard mode and sends a message every X seconds.

Implements an hardware watchdog with an ATtiny85

Translate signals from a phone rotary dial to serial data

Read MPU-6050 temperature from ATtiny; includes super simple I2C master

Simple battery protection system

Simplest ultrasonic ANTISPY voice recording jammer based on ATTINY13 / ATTINY85/45/25 / ARDUINO with PAM8403 / TPA3116D2 module driving piezo ultrasonic transducers (and optionally AD8933 signal generator)

Firmware for my butterfly nightlight.

measuring voltage using attiny13 and attiny85