2 May 2002 gear21   » (Journeyer)

My printed circuit boards should arrive from ExpressPCB today! My bot hasn't run since I ripped it all apart to redesign a few things, and this is one of the last "major" changes. It will eliminate a huge part of the "rat's nest", as well as make it more modular.

Also, while I was at W@lM@art yesterday, they had a cheap (<$12) "remote control" truck. It's controlled by 4 wires connected to a simple left-right & up-down mechanism (like a really cheap radio transmitter. I ripped it apart, and it looks like it will work great for experimenting with. The control is a very simple mechanical h-bridge, but I'm just going to drop it for one of the H-bridge chips (the motors are pretty small). If you're looking for a cheap base, this one should work for basic projects...

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