This is the end gate portion of a pinewood derby timer that uses an mbed. It communicates via HTTP to a web server that is doing the racer control and ...
derby,
pinewood 09 Mar 2011, by Dan Minear
My first program to create a chase pattern with the on-board LEDs, but this uses the concept of a rotating phasor and pulse width modulation to dim the LEDs.
chase,
LEDS,
pwm 30 Nov 2010, by Dan Minear