 | | New version of Mac IC: 3.1 beta 5
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A new beta version of Interactive C for the Macintosh, Mac IC 3.1b5 is now online at: (URL) and improvements from beta 4: * Printing is now enabled * Definition files and board recognition are better handled * Files, functions, and globals info (...) (29 years ago, 1-Apr-96, to lugnet.robotics.handyboard)
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| | *WARM* L293D's on Handyboard
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Today I ran out to Toys 'R' Us and bought a wired-remote controlled excavator to serve as the base for my HandyBoard. It seems to be causing me a little problem, though. Before I removed it from the controller that contained the battery (...) (29 years ago, 1-Apr-96, to lugnet.robotics.handyboard)
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| | hooking up to R/C car
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(...) We've had success interfacing digital signals directly to the drive circuitry that's already present on some R/C vehicles. The problem you're running into is that R/C motors just draw too much current for 293's. (If you look at the controller (...) (29 years ago, 1-Apr-96, to lugnet.robotics.handyboard)
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| | Re: hooking up to R/C car
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(...) There aren't any control electronics to this thing at all, really. There's four switches on the control box, some wires going to the vehicle, and four motor/gearbox combos in the machine that the wires supply power to. No drivers, no heat (...) (29 years ago, 1-Apr-96, to lugnet.robotics.handyboard)
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| | Re: hooking up to R/C car
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(...) A really wild/money is almost no object idea would be to get electronic speed controls from radio controlled cars. These things can control up to several tens of amps continuously. You can control them like controlling a servo. Their cost is (...) (29 years ago, 1-Apr-96, to lugnet.robotics.handyboard)
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