http://www.microchip.com from "Simple
Circuit" DD00097 useing an 8 pin PIC. Use the
crystal oscillator as an RF source. Generate off "CW" pulses by sleeping
on the WDT with the prescaler changed to generate variable width pulses.
The tank can match the crystal or be an odd
multiple:
file: /Techref/microchip/rftxcw.htm, 0KB, , updated: 2001/1/16 18:04, local time: 2025/4/4 08:15,
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Ashley Roll has put together a really nice little unit here. Leave off the MAX232 and keep these handy for the few times you need true RS232! |
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