Lost sound in ISD4003.

[doianhve]

i have a project about sound record. i use ISD4003, my circuit is good. it can play and stop .But i don't understand why after 2 weeks sound recorded then every data in ISD lost, it don't out sound. After, i record ISD, it'll Okie.

 

[pranam77]

ISD part os ok. You didnt mention anything about the ATmega 8535 seen in your schematic. ry running your circuit without the interface to the micro. Usually no deletion of data takes place unless any comand is given or the Microcontroller does it or finally the ISD chip is damaged. Cheers

 

[doianhve]

Thanks reply !
ISD isn't damaged.Circuit is ok and play good, but some time lost data in ISD.

 

[pranam77]

Still, You didnt mention anything about the ATmega 8535 seen in your schematic.
Cheers