Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Every time we watch Minority Report we want to make wild hand gestures at our computer — most of them polite. [Rootsaid] wanted to do the same and discovered that the PAJ7620 is an easy way t… ...

I feel like there’s easily enough PCB real estate to add a $2 AVR and make this board *into* an Arduino workalike, for anybody who doesn’t want to spend an extra $35 to get a functional counter.

An additional IR sensor can be used to detect the current lighting conditions, so that during the day, the lights do not come on and then as the evening sets in, they get a little brighter, only ...