 | | Re: Gear lash.... —Calum Tsang
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| | | (...) But if you are "close" to the TO...then your precision usually is higher anyways--less movement, less slop? Here's some made up numbers to illustrate what I don't understand... If I read at time 0 at 30 degrees, a "contact". By the time I come (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | Re: Gear lash.... —David Koudys
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| | | | | In lugnet.org.ca.rtltoronto, Calum Tsang wrote: <snip> (...) <snip> Seriously, my code for scanning is as simple as it gets-- NQC'd-- task scanner_task() { while(true) { if (found_light == 1) //found light source--keep scanner on light source { (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | Re: Gear lash.... —David Koudys
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| | | | | | In lugnet.org.ca.rtltoronto, David Koudys wrote: <snip> Forgot to mention where my issues are where the coding's concerned-- I wanted the setup routine to take care of, well, just about everyting--I didn't wnat to hard-code values into the 'bot but (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | Re: Gear lash.... —Wayne Young
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| | | | | | Thanks for sharing your source, Dave! I don't know about anyone else, but reading that added to my design and programming knowledge. (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | Re: Gear lash.... —Wayne Young
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| | | | (...) But suppose at time 20 your robot is pointed at between 10 and 30 degrees due to the steering defect. Then it has lost even more ground to the moving target. (...) Your thinking is probably correct if the robot can sample the light reasonably (...) (19 years ago, 2-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | Re: Gear lash.... —Rob Antonishen
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| | | | | (...) One reason the sampling time can be high is a misguided attempt to "smooth" the times. I tried averaging out the last five values in a shift register and found it really slowed the thing down (my samples got really "steppy"). I switched to (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto, FTX)
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| | | | | | | Re: Gear lash.... —Derek Raycraft
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| | | | | | (...) If I may comment on the castor issue. 1. Never put rubber tires on casters. 2. Use that funny boat hull piece as a caster whenever possible 3. Never put rubber tires on casters. The hole issue with casters messing up your direction control (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto, FTX)
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| | | | | | | | Re: Gear lash.... & casters —Steve Hassenplug
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| | | | | | (...) I've been reading this, trying to figure out what you guys are complaining about. I use casters all the time. Often I'll change the caster design to adjust how the robot acts. The caster Rob used here is a problem because the (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto, FTX)
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| | | | | | | | Re: Gear lash.... & casters —David Koudys
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| | | | | | | In lugnet.org.ca.rtltoronto, Steve Hassenplug wrote: <snip> (...) Steve!! Good hearing from you. I owe you a hug--coming up for this competition? Dave K (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | results... —Steve Hassenplug
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| | | | | | | | (...) No. For some reason, it just never captured my interest. Here's what I expect: Your two-part robot will do the best. It will have a big advantage for receiving blocks, because few people have done testing where the receiving robot is moving. (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | Re: results... —David Koudys
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| | | | | | | | | (...) we can hope--the software checking last night--not so good... (...) I can't receive a block from calum... however, I did make the shell motorized, so maybe I'll jsut drive around randomly... (...) You know Chris so well.... (...) Oh there'll (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | Re: results... —Calum Tsang
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| | | | | | | | | (...) This game didn't really capture my interest but I'm honestly been turned in the past two weeks. (...) Here's hoping. My greatest fear is how reliable the firing and turning mechanism will be. (...) All jokes aside, that's usually how Chris (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | | Re: results... —David Koudys
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| | | | | | | | | | | In lugnet.org.ca.rtltoronto, Calum Tsang wrote: <snip> (...) And I think that this competition, being a co-operative one instead of being pitted against one another is the most unique aspect of this game--the more our 'bots co-operate, the better (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | | Re: results... —Ross Crawford
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| | | | | | | | | | | (...) Turned? Or turned on???? ;) ROSCO (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | | Re: results... —Chris Magno
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| | | | | | | | | | | (...) OK GROUP VOTE!! do i punch him NOW or after the event? you can email your vote to me in utmost secrecy Chris (19 years ago, 4-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | | Re: results... —Rob Antonishen
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| | | | | | | | | | (...) "one brick....one marble", now, thats harsh... We all know that even a broken clock is right TWICE a day. SO he should be able to strive for TWO, at least :) -Rob (not one to talk) A> (19 years ago, 6-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | | | Re: results... —Chris Magno
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| | | | | | | | (...) and your point is? dont you need to figure out who sent you a GPS unit or something ? Chris (19 years ago, 4-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | | | Re: Gear lash.... & casters —Rob Antonishen
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| | | | | | (...) Thanks for the feedback, Steve. I did try one wheel, but found that the bot would either track sideways (if the L&R were on the same side) or drag (if both to the inside/outside). I think the problem in this case was way too much weight on the (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto, FTX)
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| | | | | | Re: Gear lash.... —Calum Tsang
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| | | | (...) No, that made a lot of sense. I get it. I looked at Dave's code--that helped too. (...) I've never used them. I don't really know why one would. I've always used those little 2x2 round pads. I've got a couple worn down by a millimeter which is (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | Re: Gear lash.... —Brian Davis
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| | | | (...) Trying running a robot around the house, with quarter-inch steps between hardwood and rug. Sometimes, castors are a neccessary evil. Besides the "no rubber, minimize friction", there's also the idea of minimizing castor steer by offsetting the (...) (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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| | | | | | Re: Gear lash.... —Calum Tsang
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| | | | (...) Well, in the context of rtlToronto games... :) I guess it makes sense in the house, I suppose. Couldn't you just build curved shape out of slopes? (...) Yes! What if Lego made duct tape? Wouldn't be up to 3AM working on my robot... Calum (19 years ago, 3-Mar-06, to lugnet.org.ca.rtltoronto)
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