 | | Beyond the jitters...
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Well my code does make constant calls to printf() and motor() (although with the original PWM code). I did notice the jitters more on the low end. now I've put aside the head rotation and sonar routines and will start on the encoders. I am (...) (25 years ago, 15-Apr-99, to lugnet.robotics.handyboard)
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| | Re: Smooth PWM for IC3.2?
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Eric/MSMKatz Newton Labs does offer smooth PWM routines for IC3.2. Check ftp://newtonlabs.com...mooth-pwm/ for details. I have used these with my handy board and expansion board (only simple test) and it worked fine. It does require some changes to (...) (25 years ago, 15-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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might have better luck with www.wirz.com ---...--- | From: Naser A. Ameen <naa6195@silver.sdsmt.edu> | To: Chen Yung Hsu <hsu3@cooper.edu> | Cc: Handyboard@media.mit.edu | Subject: Re: motor drivers | Date: Wednesday, April 14, 1999 3:46 PM | | Try (...) (25 years ago, 15-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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The licensing info is at : (URL) you can do what you want with it, invluding selling it, as long as you keep the copyright info intact, and acknowledge Fred Martin and the MIT Media Lab as the creators. Keith Disclaimer: I'm not a lawyer and the (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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Gary, Write direct to Fred Martin. By the way there are three! We downunder at robot-Oz do distribute unassembled and assembled boards in the Australia/Oceania area using Patrick Hui's boards. We just haven't made it onto the Vendor page yet. Will (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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-->Try Wriz electronics. I think their internet address is www.wriz.com Actually, it's Wirz Electronics (URL) you can check out (URL) this helps. --kam (URL) -->On Wed, 14 Apr 1999, Chen Yung Hsu wrote: --> -->> Hi! i'm looking for places that sell (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: how to
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Does anyone know what it takes to become an "official Handy Board distributor" of assembled boards? There are only two, and there ought to be three! Thanks, Gary Livick (URL) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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Try Wriz electronics. I think their internet address is www.wriz.com (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: motor drivers
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Hi! i'm looking for places that sell DC motor drivers or H-bridges. if anyone knows of any please email me back. =) thanx chen (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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| | Re: More servo jitters...
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My HB is totally new, and I also have the "jitters". However, I have never Zap charged the unit. Although when we observed the jitters we were excessievly calling printf()... We more promenently noticed the jitters when running 2 9V motors (with (...) (25 years ago, 14-Apr-99, to lugnet.robotics.handyboard)
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