 | | Printed circuit board
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Hi, I like to know if there is a posibility to buy a printed circuit board for a Handy Board in Holland, and if there is where can I get it ? Thanks Emiel Agema (28 years ago, 28-Feb-97, to lugnet.robotics.handyboard)
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| | help.......analog expansion header
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How do you use the expansion header on analog inputs 0 to 3? I could not find specifics on its use in the documentations. Thanks, Nathan Marcantel nathanm@mail.utexas.edu 512-272-8024 6517 Carisbrooke Lane Austin, TX 78754 (28 years ago, 28-Feb-97, to lugnet.robotics.handyboard)
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| | help ....use of op amp circuits with the Handy Board
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Does anyone know how to get a negative 5 volts from the Handy board for an op amp amplifier circuit or set equations to figure out the gain of an standard op amp as the 741 or LM339 using Vee as ground and Vcc as +5 VDC? The equations only seem to (...) (28 years ago, 28-Feb-97, to lugnet.robotics.handyboard)
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| | use of single power source op amp circuits with the Handy Board
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Does anyone know how to get a negative 5 volts from the Handy board for an op amp amplifier circuit or set equations to figure out the gain of an standard op amp as the 741 or LM339 using Vee as ground and Vcc as +5 VDC? The equations only seem to (...) (28 years ago, 28-Feb-97, to lugnet.robotics.handyboard)
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| | LCD display
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Hi, Is there any way to disable the LCD display? Rather the heartbeat. I'm not using the LCD, and I don't want anything printing the the LCD, heartbeat included. Thanks, Maria ---...--- Maria Pirsic IEEE Branch Treasurer 96/97 Carleton University (...) (28 years ago, 28-Feb-97, to lugnet.robotics.handyboard)
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