The circuit diagram of message controller using voice to replace telephone ring

Published:2011/5/8 6:01:00 Author:Rebekka | Keyword: message controller | From:SeekIC

It is a message controller that uses voice to instead of telephone ring. The circuit is a diargam of message controlle. It uses voice chip ISD1016 to replace telephone ring. The controller can store message, music, a song or some other voice to replace monotonous ring.



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