 | | Bump switches and "aggression"
|
|
To my thinking there are two approaches to this, really two levels of difficulty, - Make it deterministic, in that if a switch is bumped invert your current trajectory axis, if going forward then reverse, if going R then go L. - Make it more (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | RE: Bump switches and "aggression"
|
|
(...) <SNIP> (...) I think that your example indirectly shows that there are two things to be aware of. Survival is one. Obstacle detection/avoidance is the other. In thinking about it, I can see where there is a fine line between the two. Consider (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: an idea, can someone tell me if this is possible/been done before/etc?
|
|
(...) So the pneumatic switch acts as a pneumatic touch sensor and stops the leg from extending fully. I'll keep that in mind. (...) I understand. Thanks for the explanation. (...) Kevin (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
(...) Oh I wish I had some of those touch sensors! One person from rtlToronto has a set and there is much envy from me to him. Right now I'm using lamp bricks, which isn't that great, really, but does work :) Thanks for the heads-up! Dave K (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
(...) go (...) 'bumper'. (...) my (...) me, (...) alternative. (...) There is one solution for staying 100% Lego and putting 4 sensors on the same RCX input. Therefor you should be able to sense which direction you were getting bumped. Lego made (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
(...) <snip> (...) <snip> I'm very new to this particular thread, but I like Gordon's approach--directional sensors are needed. If I'm travelling forward and something bumps me from behind, I need to know that--If my conditional response is to do (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
----- Original Message ----- From: "Jim Choate" <ravage@einstein.ssz.com> (...) was (...) ## The original request was to catalog opinions on bump sensors, a "state of the art". Remember the original question was: ** ... and I'm curious if anyone (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
(...) You should watch my three dogs hunt. If all you've ever seen is a single dog hunt then you know nothing of how dogs actually hunt. They're pack animals, a single dog can't survive in the wild more than a few weeks. Yet three sub-200lb dogs can (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
----- Original Message ----- From: "Jim Choate" <ravage@einstein.ssz.com> To: <lego-robotics@crynwr.com> ... (...) think (...) ### I think this is an interesting question, relating to complexity and emergent and evolutionary behavior which has been (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Bump switches and "aggression"
|
|
(...) How exactly, do you want to trigger this 'fight or flight'? It seems to me that a rabbit (for example) would use both of the methods above. If it's running along, and it's nose smacks into a tree (I mean bumps into a tree) the behavior is very (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: Strange BrickOS Timing
|
|
Hi Dietmar, (...) Of course :-) Ciao, Guido (22 years ago, 3-Dec-03, to lugnet.robotics.rcx.legos)
|
| |
| | Re: Strange BrickOS Timing
|
|
Hi Guido, (...) That patch referes to an older transfer-protocol. The one we are using now, does not need SUCH a stable timing. But the Output from BrickOS is a lot worse than it was in older versions. I thing Gunther can explain this better, but I (...) (22 years ago, 3-Dec-03, to lugnet.robotics.rcx.legos)
|
| |
| | Bump switches and "aggression"
|
|
I mentioned a 'reference platform' for the H18 group I've been working on in a previous post, and I'm curious if anyone will share their views on how they view bump switches and 'behavior'. I'm not interested in a debate but rather a 'collection'. (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: an idea, can someone tell me if this is possible/been done before/etc?
|
|
"Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message news:HpAAsB.1Kpo@lugnet.com... (...) hmm my english is not very well so i'm explaining in weak way let's say your q242 is walking on a flat surface everything is quite well now ahead q242 (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Roll up, roll up!
|
|
Sunday - December 14 - WAMALUG meeting at GMU - Light Weight Sumo! WAMALUG get togethers are always fun. The upcoming December meeting will be great because we're having a light-weight Sumo contest. Competing 'bots will be subject to a one pound (...) (22 years ago, 3-Dec-03, to lugnet.general, lugnet.robotics, lugnet.org.us.wamalug)
|
| |
| | Seeking session/expo coordinators for sculpture/mosaic, castle, mindstorms/technic/robotics
|
|
The BrickFest PDX organizing committee is seeking session/expo volunteers for the following areas: Sculpture/Mosaic Castle Mindstorms/Technic/Robotics These are important areas that don't yet have dedicated coordinators. If you're planning to attend (...) (22 years ago, 3-Dec-03, to lugnet.events.brickfest, lugnet.castle, lugnet.build.sculpture, lugnet.build.mosaic, lugnet.robotics, lugnet.technic, FTX) !
|
| |
| | Re: Strange BrickOS Timing
|
|
Hi Gunther, (...) have (...) After some investigation I found this page on YOUR site: (URL) YOU state: Using Lepomux requires a stable timing on the motor port because it is used as a serial data port. Since brickOS does a lot of stuff (...) (22 years ago, 3-Dec-03, to lugnet.robotics.rcx.legos)
|
| |
| | Re: Strange BrickOS Timing
|
|
Hi Gunther, (...) have (...) I'm NOT really an expert in brickOS, but these are the sources of delay and msleep: void delay(unsigned ms) { unsigned i; while (ms-- > 0) for (i = 0; i < 600; i++) // not well calibrated. ; } //! delay execution (...) (22 years ago, 3-Dec-03, to lugnet.robotics.rcx.legos)
|
| |
| | Re: an idea, can someone tell me if this is possible/been done before/etc?
|
|
i regret i wrote my previous post here it will never happend again jim plays unfair but this is not proper forum to talk about that sorry to all eot !!! pixel (22 years ago, 3-Dec-03, to lugnet.robotics)
|
| |
| | Re: an idea, can someone tell me if this is possible/been done before/etc?
|
|
(...) Roger doger on that. I understand that C. Elegins (sp?) is the current top project goal for this sort of stuff. Something like 10,000 neurons. -- -- Open Forge, LLC 24/365 Onsite Support for PCs, Networks, & Game Consoles 512-695-4126 (Austin, (...) (22 years ago, 3-Dec-03, to lugnet.robotics)
|
