DTMF decoder

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By: Thierry Eggen, ON5TE, created: 2014-06-15 | updated: 2014-06-15

DTMF decoder based on the standard Propeller sigma-delta ADC. Decodes digits on a blocking or non-blocking basis. Demo detects command strings. Is currently used to remote control a radio amateur UHF repeater. One or two cogs needed.  

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Package icon DTMF decoder demo - Archive [Date 2014.06.15 Time 16.21].zip18.42 KB

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