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I can't seem to find the male and female headers in the Digikey catalog. Is the No. in the HB Tech Ref (929974-01-36-ND and 929834-01-36-ND) the Digikey Part No.? Perhaps someone can tell me a description. Is it English or Metric? Thanks. (28 years ago, 7-Dec-96, to lugnet.robotics.handyboard)
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| | New Handy board question
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Hi! Our board is fixed, thanks for your advice David. It was actually the circuit board holder vice that we were using to hold the board while soldering. It was made of metal and shorting power to ground. . . Our second board has a problem now, this (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Re: (Handy-B) wrong connection...
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(...) any normal cmos low power 28-pin (JEDEC standard) 32K RAM will work. You do not need a special battery backed variety. you also might have blown the 'hc373 chip, since that is part of the memory circuit. also check the 'hc132. hopefully the (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | successful downloading
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Greetings, Thanks to all who replied. I downloaded dlm.exe and a new copy of pcode and it worked with the -256 option. The old version of dlm which I had did not recognize the -256 option, and I think that was the root of the problem. Onward..... (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Reflectance sensor hook up??
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I was looking on the Handy Board web page instructions on howw to wire sensors and motors to the HB. I thought that the two smaller ends went to ground and the longer transmitter side with a 330ohm resistor went to the 5v port and the longer recever (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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