Arduino DTMF Decoding Using MT8870DE
Proof of concept: communicating with an Arduino using DTMF tones. This approach uses an MT8870 hardware receiver chip. Go to http://blog.generaleccentric.net/?p=342 for the code.
Proof of concept: communicating with an Arduino using DTMF tones. This approach uses an MT8870 hardware receiver chip. Go to http://blog.generaleccentric.net/?p=342 for the code.