Function generators are a handy bench tool to have around, and while you can usually cobble something together that works, it is much more handy to grab a device when you need it. Thats where this ...

[Bob] has a USB page hit counter that uses an ATtiny25 to run a MAX7219 which drives eight 7-segment displays. It is easy to implement USB on an AVR using just firmware, eliminating the need for any ...

The device uses an ATtiny25 microcontroller as it introduces a new design for a universal gear indicator that can be fitted to any motorcycle. The project consists of a main circuit that includes a ...