Hardware projects tagged attiny

Rebooting a device that refuses to reboot

Ultrasonic park distance LED lights (HC-SR04 sensor with ATtiny84)

Off-grid 4-channel PWM load controller with regulated 12 V output from any 12–32 V battery. Sunrise/sunset + RTC scheduling, LiFePO₄ battery protection, dimming pots and an OLED. ATtiny3216 firmware + KiCad hardware. No WiFi, no cloud, no app.

A simple Persistence of Vision display base on ATTinyX5 and 5 LEDs

Motor driver for antweight combat robots

Circuit for using the LG OLED C9 TV remote (LG Magic Remote) with the Sonos Playbar.

NanoUPDI: The smallest USB Type-C serial UPDI programmer for your projects

a DIY flat christmas decoration with a ATtiny25, 20 led´s and a coin cell battery

N64 CIC replacement

KiCad ATtiny84/x14/x02 (SMD) and ESP-01 (ESP 8266) PCB boards

Epic Minimalist Entertainment System - DIY handheld handheld game console

This DIY open source hardware connects inline with any UPDI programmer to provide a HV UPDI programming solution for tinyAVR® 0/1/2 series MCUs. Compatible with UPDI programmers that operate with jtag2updi, avrdude, pyupdi, MPLAB X IDE, MPLAB X IPE, PlatformIO and Arduino IDE using any target voltage from 3 to 5V.

Automatic dimmer for IKEA NYMANE (103.569.62) lamp based on AVR ATtiny13A MCU.

An Arduino-based debugWIRE hardware-debugger

Designed for educational use, this minimalistic LED-based project offers an accessible and effective platform for learning the fundamentals of soldering, electronics, and programming. Originally developed for university workshops, its simplicity and modularity make it suitable for a wide range of educational settings.

USB to I2C bridge using an Atmel AVR ATtiny85V and even more tiny than I2C-Tiny-USB.