Record a Voice using 8051 and play back it

[Nayan Khunti]

hiii every one…

 

i m working for my engineering project on based on 8051 microcontroller. i want to record a voice. using 8051. can any one help with any sugetions… how cn i do that…..

Which kind of IC and Audio Amplifier I have to use??

I am using 89c52 Micro controlerThanking u

[AJISH ALFRED]

Use ARP9600 IC. All you need is a microphone and loudspeaker. But if you are using a high watt loudspeaker, you might need an audio amplifier. A simple transistor B-type amplifier will do.

[Nayan Khunti]

thank u bro..

[AJISH ALFRED]

Welcome, dont forget to update

 

[Ashutosh Bhatt]

R U that Nayan Khunti with diploma EC from Dr J N Mehta Government Poly., Amreli?

as an audio amplifier use NXPs TDA7056 IC

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