The original Digispark is a tiny Arduino-compatible board built around the ATtiny85. This is a custom PCB recreation of that design, including the USB low-speed interface circuit for programming ...

In any Physical Red Teaming assessment, operators rely on a wide variety of hardware tools to achieve their objectives. Among all of them, one of the most iconic and widely recognized devices is the ...

There has recently been a huge influx of extremely small dev board based on the ATtiny85. This small 8-pin microcontroller is able to run most Arduino sketches, and the small size and low price of ...

This article describes how I have set up a simple “door-sentry” at home. The door-open detector is designed to alert you to an unauthorized entry in a confined area. It uses a little ATtiny85 ...

What should you pick when you want to build a touchless lamp or light switch? A sensor of course! This is a design of a touchless lamp with a common and cheap reflective optical sensor. With a ...

Step 1: Configuring Arduino Uno as an ISP: Since ATtiny85 is just a microcontroller, it requires an ISP (In-System Programming) to be programmed. So to program the ATtiny85, we need to first configure ...