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- From: josephc@cco.caltech.edu (Joseph Chiu)
- Newsgroups: sci.electronics
- Subject: Re: Recording sound on chip
- Date: 26 Jan 1993 20:52:36 GMT
- Organization: California Institute of Technology, Pasadena
- Lines: 24
- Message-ID: <1k48akINNe1t@gap.caltech.edu>
- References: <1993Jan25.214046.9622@hplabsz.hpl.hp.com>
- NNTP-Posting-Host: sandman.caltech.edu
-
- sivaram@hplabsz.hpl.hp.com (S. Sivaramakrishnan) writes:
-
- >I am looking for a cheap method to record and playback about 15 seconds of
- >sound on a chip.
-
- >The whole setup, I GUESS, will comprise:
- >1) A microphone
- >2) An A/D converter that digitizes the sound
- >3) A unit that accepts the commands "record" and "playback"
- >4) Some memory that holds the sound image
- >5) A D/A converter to generate an analog signal
- >6) A speaker for playback
- >7) Power supply
-
- >Does a chip that has most/all the features except the power supply exist?
-
- If this is not a one-time-only project, contact OKI Semiconductors. They
- have "one-chip-solutions" to stored speech.
-
-
- --
- Joseph Chiu, Dept. of Computer Science, Caltech. josephc@coil.caltech.edu
- 1-57 California Institute of Technology, Pasadena, CA 91126. +1 818 449 5457
- * Now running OS/2, Windows, DOS, and UNIX (okay, well, maybe not...) *
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