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Messages 34726 - 34755 of 41155   Oldest  |  < Older  |  Newer >  |  Newest
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34726
Randy said ... It's a tutorial on how easy it can be to write a 4-servo controller. The point is that processor time costs next to nothing. Processor time is ...
PeterBalch
prbalch
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Jan 1, 2008
11:57 am
34727
From: "dan michaels" <oric_dan@...> ... No. No. No. And again No. That doesn't work. It's the right answer for he hexapod tripod gait but a hexapod has...
PeterBalch
prbalch
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Jan 1, 2008
11:58 am
34728
Could you convert it over to paypal? ... to verify the request and explain the situation. If it is a real request, they will explain. If it is a scam, they...
don clay
dwc309
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Jan 1, 2008
4:28 pm
34729
... If you really get a fast processor, or, hardware support ... smooth. I'd done that for stepper motors, not for servos (of any sort) yet. Just getting the...
dan michaels
oric_dan
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Jan 1, 2008
5:09 pm
34730
... is. ... overall behaviors "emerge" out of interaction between very loosely- coupled low-level behaviors. ... coordinated better, because the gaits are more...
dan michaels
oric_dan
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Jan 1, 2008
5:18 pm
34731
Polling, interrupt driven, event driven, event vectored, & state machines are all tools for the engineer's tool bag along with many other tools such as...
don clay
dwc309
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Jan 1, 2008
5:37 pm
34732
... inertia of the CoG such that the frame is "falling-forward" onto the new foot or support tripod. ... My comment here was referring to the diagonal walk,...
dan michaels
oric_dan
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Jan 1, 2008
5:39 pm
34733
... Actually, Peter's comment here related to our mutual disagreement about which greep gait sequences are stable. I don't buy his explanation, for reasons...
dan michaels
oric_dan
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Jan 1, 2008
5:55 pm
34734
... dynamics? It is not always statically stable? ... As I've already said several times, I think creep gait 6 is always statically stable, but the forward...
dan michaels
oric_dan
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Jan 1, 2008
6:06 pm
34735
PeterBalch replied: Tuesday, January 01, 2008 5:55 AM ... Granted. However, when it comes to spending a few more minutes programming to avoid buying 3x (or...
Randy M. Dumse
rmdumse
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Jan 1, 2008
6:22 pm
34736
PeterBalch said: Tuesday, January 01, 2008 5:55 AM ... forward. ... sure. I think it is all timing. I think we do both as bipeds (and maybe one or two more...
Randy M. Dumse
rmdumse
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Jan 1, 2008
6:38 pm
34737
... Not a big issue, if you're talking about a dedicated servo chip, as opposed to one chip doing everything [like you use]. On my PIC servo controller, I use...
dan michaels
oric_dan
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Jan 1, 2008
7:16 pm
34738
... Also, I think it was Gordon McComb that mentioned in the past that the dead-band for a typical analog servo is about 4-usec....
dan michaels
oric_dan
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Jan 1, 2008
7:19 pm
34739
dan michaels said: Tuesday, January 01, 2008 1:16 PM ... My impression as well. The interrupt latency he worries about is almost trivial, and could be handled...
Randy M. Dumse
rmdumse
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Jan 1, 2008
7:36 pm
34740
... Scan loop, that's a good name for it. ... I like the addition of a monitor program. I run some commands through a debug port, it wouldn't take much to add...
Alan KM6VV
km6vv
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Jan 1, 2008
7:45 pm
34741
... So this is the first time I've taken a look at this page, because I wanted to figure out what this whole "Gait 6" thing is. While interesting, I think it...
Rich Chandler
mauser712
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Jan 1, 2008
8:41 pm
34742
Alan KM6VV said: Tuesday, January 01, 2008 1:46 PM ... Yes, you will typically have the foregroun with plenty of room, depending on your application, so making...
Randy M. Dumse
rmdumse
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Jan 1, 2008
9:07 pm
34743
I can see how quadrupeds can be described as having a "pair" of legs act as a single leg of a biped, and hexapods as having three legs (tripod) act as a single...
Alan KM6VV
km6vv
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Jan 1, 2008
9:28 pm
34744
... Calling them states is fine. I just couldn't see them as delays! ... But you'll have to insure the variables don't get reset! It would be nice to just...
Alan KM6VV
km6vv
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Jan 1, 2008
11:29 pm
34745
... legs act as a single leg of a biped, and hexapods as having three legs (tripod) act as a single leg of a biped. Even octapods are said to mimic bipeds by...
dan michaels
oric_dan
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Jan 2, 2008
12:50 am
34746
... improves it. As I've suggested before, look again at the cat and its beautiful tripod, and which is doing Gait 6 [because that particular position only...
dan michaels
oric_dan
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Jan 2, 2008
1:04 am
34747
... I like that observation! Although I see it the other way around, 4 crab work like 3 cockroach, which work like 2 dog, or 1 human. ... I see that. But can...
Alan KM6VV
km6vv
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Jan 2, 2008
2:19 am
34748
... led ... Raibert found a similar result relating quadruped gaits to a virtual biped gait [Raib84]. ... crab work like 3 cockroach, which work like 2 dog, or...
dan michaels
oric_dan
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Jan 2, 2008
3:02 am
34749
To Whoever Suggested Buying Prefabbed Vehicle Vehicles From A Company Back East, Were You Suggesting iRobot? my ant would be a small fraction of its size....
Howard Toburen
ahtoburen
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Jan 2, 2008
10:31 am
34750
Robert F. Scheer said: Monday, December 31, 2007 4:45 PM ... hanging ... reduces or ... (learn to) do ... Doesn't that sound good though. ... Good article....
Randy M. Dumse
rmdumse
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Jan 2, 2008
3:02 pm
34751
... Dan (and Oricom Tech) makes the ooBOT II board I want to put an 18F4620, 18F4680, or 18F4685 on. :D I still want one of those boards, but other things keep...
Dale Weber
linuxguy_pdx
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Jan 2, 2008
3:11 pm
34752
John Palmisano said: Monday, December 31, 2007 3:34 PM ... actuator, etc. ... I know that approach is common wisdom, to put a micro per sensor, but I don't...
Randy M. Dumse
rmdumse
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Jan 2, 2008
3:38 pm
34753
Yes, I like monitors! And usually a printf() will get me any additional info I need. ASM was fine on PCs, but I don't care much for it on PICs. But it can...
Alan KM6VV
km6vv
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Jan 2, 2008
4:07 pm
34754
... additional info I need. ... can make fast and tight code. But there is no need to start any wars. ;>) ... all the time! I need to get working on mine. ......
dan michaels
oric_dan
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Jan 2, 2008
4:34 pm
34755
... led R.J. Full to conclude that, across the animal kingdom, legs and ... Raibert found a similar result relating quadruped gaits to a virtual biped ... crab...
dan michaels
oric_dan
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Jan 2, 2008
4:59 pm
Messages 34726 - 34755 of 41155   Oldest  |  < Older  |  Newer >  |  Newest
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