 | | Re: Identify a zig
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(...) Steve, Well you know how bad I am at programming and all, but my first thought on this was something like this... light sensor (LS)1 goes black then LS! & LS@ go black then LS1, LS2, and LS3 go black (depending on thickness and orientation of (...) (19 years ago, 11-Oct-05, to lugnet.org.us.laflrc)
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| | Identify a zig
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So, I was looking at the Chibots Advanced Line Following course. BTW, they are using the same course as last time. If you want to see it, you can go to their web site ((URL) go to events, and watch at the May '05 video. The pictures posted are from (...) (19 years ago, 11-Oct-05, to lugnet.org.us.laflrc)
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| | GBC @ GTX
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I just posted a new picture of the GBC layout for the GTX show this weekend. (URL) you click on the image, it will show the whole layout. Everyone should be able to identify their modules. Steve (19 years ago, 10-Oct-05, to lugnet.org.us.laflrc)
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| | Re: #define-ing stuff for Chibots
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(...) Or a different way #define BLACKLINE 1 #if BLACKLINE #define SEELINE(reading,threshold) reading < threshold #else #define SEELINE(reading,threshold) reading > threshold #endif if (SEELINE(s1,threshold1)) { // s1 is on the line } else { // s1 (...) (19 years ago, 8-Oct-05, to lugnet.org.us.laflrc)
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| | GBC at Indy
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We're getting together tomorrow (Sunday) to set-up and test the GBC we're going to have at the IndyLUG layout for GTX. I just spoke with Greg. He's working on a ball-counting & display module. I have a corner module that works as a timer/regulator, (...) (19 years ago, 8-Oct-05, to lugnet.org.us.laflrc)
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| | Re: #define-ing stuff for Chibots
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(...) I have, and it helps a lot. For instance, when comparing the raw light sensor values to some limit, I #define "<" to be "LIGHTER_THAN", for instance. That makes switching all those points very easy in the code, I need only change two #defines (...) (19 years ago, 3-Oct-05, to lugnet.org.us.laflrc)
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| | #define-ing stuff for Chibots
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(...) I'm not totally sure about this, but try playing around with #define In one language I use, the compiler will totally take out the variable, and put in the defined value, before compiling the program. I assume that's how it should work in C (...) (19 years ago, 3-Oct-05, to lugnet.org.us.laflrc)
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| | LafLRC @ GTX
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For those working on the train show GBC, here are the showtimes: Friday: 2:30-7:30pm Saturday: 7:30-10am (setup) 10am-4pm Sunday 10am-4pm 4pm-?(tear down) I think we'll be OK getting there Saturday morning, around 8 to set-up. Kerby will be there (...) (19 years ago, 3-Oct-05, to lugnet.org.us.laflrc)
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| | Re: Tic-Tac-Toe-bot
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3T - good name... 32x32 plate for the game sounds exceptional...you could break it into 10x10 squares with a 1 stud width divider...no edge markers (would add a little to the challenge maybe) Size of the cube: Using odd size cubes (3x3, 5x5, 7x7) is (...) (19 years ago, 30-Sep-05, to lugnet.org.us.laflrc, FTX)
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| | Re: Schedule of events
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(...) See, that's why you are so much more efficient than me at this stuff. I usually have *everything* at the planning stage... (...) Something GBCish (probably not new, but we'll see) Trellis (old line-follower; maze, basic & advanced(?) line (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc)
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| | Re: Tic-Tac-Toe-bot
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(...) What about Othello? That requires the robot to be able to place AND reverse the pieces. Not sure if 8x8 would produce very interesting matches, maybe a smaller board? Even 4x4 may produce interesting strategies... ROSCO (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc)
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| | Re: Tic-Tac-Toe-bot
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(...) This would be a timed game. The winner would be the robot with the lowest average time-per-move. Actually, I was just thinking about it. Even that may not be a good comparison. I think robots should play each other twice, with each going first (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc)
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| | Schedule of events
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I usually have several things in the planning stage. Here's what I have coming up in the next few months, and the robots I'll be taking: Oct 15-16 GTX train show with IndyLUG in Indy A small GBC Nov 13th - Chibots fall contest (www.chibots.org) A (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc)
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| | Re: Line Following Monster
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(...) I have a Nitro Menace ((URL) that I bought because I want to turn it into something. I've been thinking about an RC car, but a line follower would be cool. I don't think it would be super-fast, and I'm not sure it would fit the Chibots rules, (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc)
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| | Re: Line Following Monster
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(...) Correction - the rest of the gearing is 1:3 (I forgot about an 8:24 connection in the drive train)...though it could easily be changed to 1:1 with a couple of 16 tooth gears. :) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc, FTX)
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| | Re: Line Following Monster
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(...) Pictures? you know how bad I am about pictures :) Power gets to the wheels through a drive shaft with 20 tooth gears at each end. Then there are gears that connect to the 24 tooth side of a differential. The front drive has ujoints that drive (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc, FTX)
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| | Re: Line Following Monster
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(...) I am using the spoked motorcycle wheels from the Mindstorms kit (2 on the front and a "dualy" configuration on the rear...mostly for looks) The main drive is attached to the geared down output of the rc buggy motor - the only gearing down from (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc, FTX)
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| | Re: Line Following Monster
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(...) That sounds *very* cool. Pictures? How do you get power to all four wheels (for instance, through the turntables)? And the linkage between the front wheels? Two or three differentials? Can you add suspension? Etc., etc... (...) Does this meet (...) (19 years ago, 29-Sep-05, to lugnet.org.us.laflrc, FTX)
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| | Re: Line Following Monster
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(...) Cool. Which wheels are you using, and how is it geared? (how fast does it go?) (...) This sounds fun, if you can figure out how to make a line to follow, that runs over obstacles. Steve (19 years ago, 28-Sep-05, to lugnet.org.us.laflrc)
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| | Line Following Monster
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So - I was bored over the last couple of weekends (I had a cold and couldn't go outside and enjoy the weather). I used my time wisely and now have a 4 wheel drive car that runs on 2 RC buggy motors (I mentioned this in a previous post). I also spent (...) (19 years ago, 28-Sep-05, to lugnet.org.us.laflrc, FTX)
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