Month: November 2009

LED Binary Clock

LED Binary Clock

This is the second revision of my PIC based LED binary clock. The original version was the first PIC project I attempted, it used a PIC16F84A to do both the timekeeping and control the display matrix, unfortunately it didn’t keep good enough time and gained about a minute every week.

Bicycle handlebar brake lighting

MAKE subscriber Justin Shaw has posted a project on Instructables for a bike brake lighting system that features lights on the ends of a bicycle’s handlebars, controlled by an Arduino and a Pololu 3-axis accelerometer. He’s even offering a $35 prize to the first person who follows his plans and posts proof of a successful […]