Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
mrmonteith said:I just did a quick search on google for dtmf receiver and there are several other chips out there. www.holtek.com has a HT9172 -- DTMF Receiver. Hope that helps.
i need to remotly control a circuit using my cellphone! if u have other ideas please let me know!Hero999 said:Why do you want this?
DTMF is obsolete.