 | | Re: stacked L293's
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It sounds like you have some kind of short in your L293B/D circuit. Do you have any single chips you can try separately? This method of stacking chips does often work, but you might have blown one, and then the two of them are fighting each other. (...) (27 years ago, 14-Jun-97, to lugnet.robotics.handyboard)
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| | Re: your mail
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(...) Hi, You can tap the +5Volt pin from any of the digital/analog headers to power your motor drivers. (...) (27 years ago, 14-Jun-97, to lugnet.robotics.handyboard)
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| | (no subject)
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Ihave solder two l293 (one D y one B) togethers .If i push that in the board , the battery go off in 60 seconds!!!! If i probe the motos (testmotors()) work fine ,but leds for the motor ligth without this outputs are actives!!! Wath is happens??? I (...) (27 years ago, 14-Jun-97, to lugnet.robotics.handyboard)
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| | RE: NiMH batteries?
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i'm sure they do, but the memory effect can be fixed and can be used to your advantage in some cases... you may want to talk to people all a local hobby store... esp. if they have a track.... i never learned the memory stuff, being into gas trucks, (...) (27 years ago, 14-Jun-97, to lugnet.robotics.handyboard)
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| | Need a Credit Card...
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If you have challanged(bad)credit and want to rebuild it, a good start is with a credit card. How DO I GET ONE you might ask? Follow the link below: (URL) (27 years ago, 14-Jun-97, to lugnet.robotics.handyboard)
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| | RE: NiMH batteries?
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Does anyone know if NiMH batteries suffer from the memory effect? ---...--- 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 (...) (27 years ago, 13-Jun-97, to lugnet.robotics.handyboard)
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| | Compiling in MS-DOS
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I searched the archives and found the web site for the MS-DOS version of the assembler compiler, but I seem to be having problems compiling programs (it would be nice if the HB web site linked directly to this site, since it looks like I wasn't the (...) (27 years ago, 13-Jun-97, to lugnet.robotics.handyboard)
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| | Sensor Basics
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Robots depend upon sensors to give them information about the "real world." These sensors detect a value, convert it to a measureable form, and scale its range. A Phototransistor, for example, converts light intensity into fluctuations of electrical (...) (27 years ago, 13-Jun-97, to lugnet.robotics.handyboard)
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| | NiMH batteries?
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Hi, I just came accross a 7.2volt (6 cell) NiMH battery. I think it's from a cell phone. My questions are: 1- can they be low current charged just like nicads? 2- can they deliver gobs o' current like nicads? 3- has anyone used them with a (...) (27 years ago, 12-Jun-97, to lugnet.robotics.handyboard)
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| | unsubscribe
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please remove me from the mailing list unsubscribe (27 years ago, 12-Jun-97, to lugnet.robotics.handyboard)
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