Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

DTMF generator using mt8889

Status
Not open for further replies.

nanhifi

Newbie level 1
Joined
Mar 12, 2006
Messages
1
Helped
0
Reputation
0
Reaction score
0
Trophy points
1,281
Activity points
1,288
mt8889

I found that using mt8889 chip can be a receiver and transmitter. I just want to make a dtmf dialer since the original circuit are now using a um95089 not avaible at my country. I just want to know the complete practical circuit that using mt8889 to generate the dtmf coded. Hopely someone can tell me.. please help..:cry:
 

dtmf dialer circuit

Yeh You can di that
But as for as in my experience the Circuit in the Datasheet of MITEL is wrong it never works i will send u the right Circuit


Regards ,
 
Status
Not open for further replies.

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Back
Top