 | | IR sensors —Jonathan Swaby
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| | | I have both a miniboard and a Handy board. I have recently purchased some Sharp 40mhz IR detectors to use with these boards. I have very little knowledge of electronics and don't know how to flash the IR LED at a rate that the detectors will need. (...) (26 years ago, 3-Aug-99, to lugnet.robotics.handyboard)
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| | | | | New GCC-HC11 Compiler Patch (Aug 3, 1999) —Curt Mills, WE7U
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| | | | | Announcing the latest patch to the gcc-2.8.1 compiler to add an HC11 compile target. The latest patches were submitted to me by Dean Huxley. I finished incorporating his fixes and the readme changes this morning at 1am. Changes include Pragma fixes (...) (26 years ago, 3-Aug-99, to lugnet.robotics.handyboard)
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| | | | | Re: IR sensors —Hidekazu Oki
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| | | | To blink LEDs at 40khz, you could try using the 555 timer. Radio Shack carries the 555 timer chip, a little booklet explaining how to use it, and any external components you need. In addition to the 555 chip, you'll just need three resistors and a (...) (26 years ago, 4-Aug-99, to lugnet.robotics.handyboard)
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