A light-weight Arduino hardware package for ATtiny13

A set of various projects based on ESP8266, ESP32, ATtiny13, ATtiny85, ATtiny2313, ATmega8, ATmega328, ATmega32, STM32 and more.

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)

Uninterruptible Power Supply

Very simple 433MHz (EU/ASIA) 315 MHz (US) RF jammer for keyless cars theft prevention

I²C OLED on an ATtiny10/13/202

T12 Quick Heating Soldering Station

IR Remote Control

A small Arduino library for using 315MHz / 433MHz RF modules with ATtiny13 and other low-memory microcontrollers.

OSC Calibrator and High-Voltage Fuse Resetter for 8-Pin ATtinys

ATtiny13 Software UART library.

12-Button IR Remote Control

Simple Logic Probe

IR Remote Receiver and Decoder

A PCI Express card with an inbuilt PWM fan controller and mounting points for an 80mm fan.

$1 PoV Display with ATtiny13

Collection of AVR Development Boards

RF Remote Control

High-Voltage Serial Programmer and Fuse Resetter

ATtiny13-based fan control which I use to mod the fan of my Korad KA3005A power supply