Hi,
Take a chip for that purpose. I believe MITEL makes
them. MT8870D is a DTMF decoder, and they have encoders as well.
Rogier
----- Original Message -----From: SalamSent: Friday, January 02, 2004 1:00 PMSubject: [AVR-Chat] DTMFHow can an AVR encode and decode DTMF tones ??
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