 | | Re: Gear Motors
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(...) Check out Herbach and Rademan at www.herbach.com for surplus DC gearhead motors. They often have 6-24 volt, optically encoded motors for $20-$25 each. J.V. -- ***...*** * John Vaughn Phone: 315-781-3906 * * Dept. of Math & Computer Science (...) (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | Re: pneumatics
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(...) The components you're looking for sound exactly like ones that came with my Lego Technic kit. The actuator cylinders come in two sizes (the big one's about the size you're looking for), and there's a compressor cylinder and pressure reservoir (...) (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | pneumatics
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does anyone know of a good sourec for pneumatics? Im especially interested in smaller pneumatics, like those about 1-2" long, with a stroke of 1-1.5" Thanks! phil (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | Nowbody can help me???
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I can't believe nowbody of the list users know how works the sound routines in the handyboard??? Please, if any have idea of how i can implement that on OTHER C COMPILER (don't interactive C), please anwser to my question. P.D,: Remember , the (...) (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | robots rising program
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Hi Guys, Get off the computer and tune to the discovery channel to catch this program comming on at 8:00 cst. I believe it is going to last one hour. Bye Terry P Gathright (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | ? Mabuchi RS280 motor
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Hello all, I've connected a mabuchi rs280 motor to the handyboard. When activated with the following command, "motor(0,12);" the motor speeds up and then stops, and the board also beeps. the ratings for the motor are as follows voltage range 6-9 (...) (27 years ago, 16-Mar-98, to lugnet.robotics.handyboard)
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| | RE: IC Pointer Questions
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Hi, thanks for your reply ... Why don't I use the encoder0_counts variable ? I want to create a multi-tasked environment with seperate processes for each wheel to calculate wheel speeds. The same code will be used to calculate speed for 4 wheels. (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | Re: IC Pointer Questions
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(...) If I am understanding you right... I haven't looked at the encoder routines yet, but I am assuming encoder0_counts is global. Why not, just omit the pointer count from the _encoder struct and just use the global, since you already have it? (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | Gear Motors
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I was wondering if anyone has a good source for fairly high quality, low cost gear motors that inteface well with the handy board. Right now i am using a cheap little, current hungry 3v toy bulldozer as a platform. I would love to find some nice (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | IC Pointer Questions
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Howdy all, I finally attached an infrared reflectance sensor to my handyboard and it works! With my non-existent electronic experiences I managed to solder a resistance (330 ohms) to a three-legged sensor similar to the four-legged variant mentioned (...) (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | (no subject)
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I recently got a handy board and I want to use the infrared signal to keep it from hitting a wall. How would I do this and how can I get a touch switch and get it to work. Chris Frost forgetful@lisco.net (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | (no subject)
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I recently got a handy board and I want to use the infrared signal to keep it from hitting a wall. How would I do this and how can I get a touch switch and get it to work. Chris Frost forgetful@lisco.net (27 years ago, 15-Mar-98, to lugnet.robotics.handyboard)
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| | Re: I can't beep my handy (again)
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German Gentile-- I know nothing about Imagecraft C, but here's how the beep function is defined in lib_hb.c (the Interactive C library of functions written for the Handy Board): void beep() { tone(500., .1); } /* 1/2 cycle delay in .5us goes in 0x26 (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | I can't beep my handy (again)
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Please anybody tell me how i can beep my handyboard with imagecraft C. Sorryfor send that again , but nobody send me a answer so , pls , give me a little explication on how i can do that. I only want to play a beep like i do with th IC. In (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | FAO MARIE CAHILL
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Hi everyone.. sorry to use the Handyboard mailing list for this, I'm trying to contact Marie Cahill who sent me some messages regarding robotics and stuff: Marie, I tried to send you a message from work to the address <mchu4mc1@fs2.ee.umist.ac.uk> (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | Re: Undefined
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(...) <snip> The code that defines these and other useful functions is called lib_hb.c, and versions of it can be found on the Handy Board web site (e.g., the most excellent version that includes smooth pulse-width modulation for the motors). --Will (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | multiplexing tomes on Handyboard?
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hello! Is there any way to write up a driver so that the soeaker can play 2 tones at once, like a telephone doeS? I triede creating 2 processes to play difrent tones, and then I attempted to run them simultaneously, but that resulted in a HB error. (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | Metal detectors
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Has anyone ever built a metal detecting device? I found some plans at (URL) but I don't know how sound it is, but I assume it works. I would like to interface the HB with a metal detector and have my robot search around for metal object. Any advice (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | Strange IC error (nevermind)
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Never mind... I discovered that IC didn't like me using a variable for the 8 bits to pass to bit_set and bit_clear (too bad it didn't just tell me that instead of throwing its arms up and quiting). I wanted to use the variable to save code space, (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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| | Undefined
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Hello everyone! I was wondering why my IC compiler ( IC-2.853Rev2 ) keeps giving me wacky and excessivly silly errors. Are there libraries that I was supposed to download to get rid of those pesky start_button and start_press undefined error (...) (27 years ago, 14-Mar-98, to lugnet.robotics.handyboard)
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