> Is this already implemented? > > And would anybody use this in the real world? > I don't know if used PIC's inside but my daughter has a toy called bla-bla who can store up to 20 seconds of voice, it has a speaker, a (fet amplifier) microphone and a potentiometer for speed record, And it's very cheap ...about 3$. Vasile On 9 May 00, at 15:21, Andy Kelley wrote: > Hi, > > I have an idea.. 'record' waves with an f84 and stores them in an > external parralel eeprom. > > record 8 high/lows every cycle of a 4khz signal in a byte write to > eeprom;do again. > > to play back take a byte and read the next bit on a pin every cycle at > 4khz;do again > ********************************************* Surducan Vasile, engineer mail: vasile@l30.itim-cj.ro URL: http://www.geocities.com/vsurducan *********************************************