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 | | blown L293's
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| Bill, I think the moral of the story is: DO NOt use 3v motors with the Handy Board. They draw too much current. Use motors rated at least 6v, even that can be a problem. I should put this in the manual somewhere... See (URL) to buy more L293's. (...) (28 years ago, 6-Feb-97, to lugnet.robotics.handyboard)
| | | | | Re: IR sensor question
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| As illustrated in the hb manual, the QRD and QRB sensors do NOT use modulated IR light. the sensors as wired just turn on the IR emitter like a little light bulb, and the received sensor value is a combination of reflected IR light and general (...) (28 years ago, 6-Feb-97, to lugnet.robotics.handyboard)
| | | | | Re: "Old" (pre-6500) Polaroid sonar boards?
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| Well, that was too easy. Guess I should have read all the way through the FAQ earlier... *thud. I've now got the MISO output driving the VSW input on the sonar board, and am reading a digital input for the MFLOG signal. Works like a charm. I'd still (...) (28 years ago, 6-Feb-97, to lugnet.robotics.handyboard)
| | | | | Re: Motor Problems
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| Geeze - sounds like my kind of luck. Well, according to the Handy Board FAQ, there are two varieties of the 293; the 239B and the 293D - the "D" is rated at 600mA/channel and has spike suppression diodes built in, while the "B" is rated at (...) (28 years ago, 6-Feb-97, to lugnet.robotics.handyboard)
| | | | | int's and long's
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| Greetings all Anybody know if IC can support unsigned int's or long's. My situation is, I need to load a 32-bit signed number, ie a long, into the HB. BUT, I can only load it two bytes at a time, most significant byte first. I've tried different (...) (28 years ago, 6-Feb-97, to lugnet.robotics.handyboard)
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