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Is there a web page for the CCD processing board from MIT.I know of the cognachrome vision system, is there any others. Thank you, JoeMartin Email:joema@mpx.com.au (27 years ago, 4-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Sonar for longer ranges
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(...) The Polaroid manual talks about acoustic horns to narrow the beam angle...has anyone tried this? (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Sonar for longer ranges
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Hi everyone, I have had the Polaroid sonar sensor working for a while and I just noticed some limitations in it. When sensing over about 15 feet it becomes very inaccurate, it registers the appropriate distance but intermittently gives out much (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | flame sensing
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Regarding sensing flame/arc...Eltec Instruments make pyroelectric detectors to detect flames and arcs emanating from arc welding etc.. Basically the detector has an filter which does not pass any light ] beyond the wavelength of 4 micrometers (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | "Smoovy" motors
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Hi all, Would anybody want to take a look at _5mm_ and _3mm_ diameter gearmotors? 1:125 & 1:25 ratios input speeds up to 80,000 rpm bidirectional and brushless. (URL) goes to Dave Hrynkiw from the BEAM Robotics mail list for providing this (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Re: 6500 Sonar and HandyBoard
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F> Kent, F> I read your quick explaination of how to connect F> the Polaroid 6500 sonar board to the HandyBoard, and I have a F> couple of questions.... F> Mainly, you mention that the INIT F> signal plugs into pin 9 of the second motor driver chip (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | RE: converting binary to integer
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that works... but try the finger method... it helps you under stand the concept by giveing you something tangible to work with ---...--- From: Jeff Keyzer Sent: Tuesday, June 03, 1997 10:38 PM To: Keith the wonder wookie Cc: Handy Board Subject: Re: (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | RE: converting binary to integer
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you can do it on your fingers... each finger is a bit... no fingers is 0, pinky 1, ring 2, middle 4, pointer 8, etc... once you get it down, counting bits is a breeze... i (missing on finger) can count to 512... math is still pretty hard... but can (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | New Handyboard Supplier
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Hello all: There will be a new handyboard supplier in the coming few months. We will start supplying the handboard on August. The price of the WHOLE handyboard Assembled kit (manuals, boards, cables... etc.), will be LESS than $200.00!!! We (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Removal
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Thanks for all your help. Please remove me from the list. Thank you! Stacy merricle.1@osu.edu (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Vector 2x giving me lots of trouble...
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Wht's this HTML stuff? :) ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the Advancement of Science and Art ---...--- (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Re: your mail
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Alot of ones. It works. ---...--- ericson mar Master of Engineering Candidate Project: Mobile Robotics mar@cooper.edu (212)353-4356 Department of Mechanical Engineering The Cooper Union for the Advancement of Science and Art ---...--- (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | IR signal
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Hi All, My SharpIS1U60 detectors seem to be picking up strong signals from the LED even when there is no obstacle in front of it. I have mounted the detector 1 inch under the LED , with a brass plate separating them. Two more detectors mounted to (...) (27 years ago, 3-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Digital Micro Systems
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(...) hard-copy manuals? I ordered it along with IC the beginning of May and haven't recieved it yet, what's going on? Peter Eacmen -- Peter Eacmen Boston Latin School E-Mail:Eacmen@postof...et.att.net Home Page: (URL) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Vector 2x giving me lots of trouble...
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(...) Yes, I had this problem also. (...) That is a good idea but there's no reason to put the compass into Slave mode to do it. According to the Vector docs while the compass is in Master mode you can either hold P/C low for continuous sampling or (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | Re: Vector 2x giving me lots of trouble...
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F> Well, I seemed to have narrowed down the problem I was having with F> the Vector2x compass. It was functioning fine... All I had to do F> was write clean code that called comp_disable(1) at the F> end. When my code wasn't doing that, the compass (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | (no subject)
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How is everyone connecting the Polaroid ultrasound device to the handyboard? Scott sherman@plains.nodak.edu CSG ITS NDSU (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | metamail
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metamail users, We turned off metamail on all of our hosts for security reasons so I cannot read anything that is sent to me via metamail. If it is possible for you to do so could you send mail to the handyboard list in a different form? Thanks. (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | DMS
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I can only relate my personal experience with Digital Micro Systems, and tell you that the service and product was excellent. Even when assembled by the likes of me-it worked on the first download. I'm waiting for Fred's book-as I haven't the (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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| | Re: number conversions
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Keith, The way to convert from floating point to int and vice versa in C is called typed casting. It is accomplished as follows: integer_number = (int)floating_point_number; for converting float to int. To convert the other way, simply type: (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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