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 | | Re: Pull Up Resistor
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| (...) The sensor connectors on the HB already have pullup resistors on the signal inputs (as I recall they were 47K), so you shouldn't need to add an additional pullup. If you want to make sure, just check the signal connection with a voltmeter to (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | yet another hb for sale
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| One Handyboard, from Gleason Research, specifically GRHB-PC, with all cables, power supply, software, LCD, battery, charger board, etc. Get it with two Lego 9 volt gearmotors (they cost me $19 each) and my key for IC 3.2. Used for one small project, (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | troubleshooting
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| I am assembling my handyboard and am at the stage where i have completed the motor and analog circuits. When I test hte analog circuit the LCD screen prints"press START to test knob..." when i press start the board beeps and the screen goes blank. (...) (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | CW TECHNOLOGY
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| ALL, Do you know if the guy from CW Technology who sells MiniBoard is still doing selling them. I sent him an email, but no reply so far. Thanx. Hachemi (26 years ago, 5-Aug-98, to lugnet.robotics.handyboard)
| | | | | mouse encoders
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| hello, does anyone know how to interface the handyboard with a shaft encoder from a mouse? i am interested in using one out of a microsoft mouse, which uses electrical contacts, instead of an optical sensor. what kind of signal is sent from the (...) (26 years ago, 4-Aug-98, to lugnet.robotics.handyboard)
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