Monday, August 31, 2009

Weekend is done, over, in the past

Not a bot work this weekend, not a lot of sleep either, considering I put in a 40 hour weekend. It's done, it's over and I still want a nap.

Going to home depot tomorrow. Going to get the wood for the mods on the bot body. On the DPRG list there has been some concerns about the tracked body. Wheeled, tracked, legged or hovercraft type drives all have their issues. Most of them are enviromental though ie bumps in the carpet, wet spot on the hard floor, human picking up bot to examine it and setting it down somewhere else(course that could be me doing that lol) and whatever else that you can plan, program for and hope it works like you wanted it to.

I've been thinking of the navigation program and putting it somewhat on hold till the bot is actually moving and has working sensors. I figure the next few problems will be 'debouncing' the bump switches and adding on the IR range finders. Right now need to find a chip that is a volt meter to monitor the drive batteries. May have to go with a different rechargeable 9v battery than the lithium ion since they are $20 a piece and Ni-cd are around $5 to $10.

Goals for the end of September:

Modifying the body
Installing what sensors I have already(bumper switches and encoders)
Installing the L293D (yay for locomotion)
Installing the IR range finders

Tomorrow will be posting a progress report on Leo

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