Tuesday, March 27, 2007

H-Bridge & Motor

For today's lab we focused on wiring up the H-bridge that would enable our motor (to pull the hand back, of course). We put everything together, put all the pins in and tried testing it. Nothing. Puzzled, we looked at all our connections and tried to figure out what was wrong. We re-plugged but nothing worked; we decided to ask for help from Greg, but that was of no use because everything should have, theoretically, been working: each pin functioned, the wiring was okay, etc etc.

The result? We have decided to try putting off the H-bridge for now. We'll try some more problem-solving later (asking for help, rewiring yet again, etc), but the decision to put down the H-bridge is looking rather final.

Meanwhile, I've started collecting some sounds for the Ghost Baby. It's going well -I don't know what I'd do without those sound effect library cd-roms up at the library. Hopefully, we can get a large range of sounds we can pick and choose from.


Edited to add: We spent extra time talking to Greg and trying to get the H-bridge to work. The H-bridge rather thinks we're asking too much from it -again, it refused to function as it should. Thus, we've given up the H-bridge/motor idea. We've also found that Arduino is not responding to any of the code we're feeding it (not even when we run the built-in LED code and make very small changes). We're working around this idea by simply sticking to MAX/MSP.

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