Re: PLEASE HELP ME FIND INFO ON A CHIP I'D LIKE TO USE

UFO Joe wrote: 
Also does anyone know of any EXTERNAL voice synthesizer boxes that ran on
PCs using the serial port that used the TSP5220 chip?


Google is your friend.  Search for TSP5220 yields this as top result:

<http://cgi.ebay.ca/NEW-TSP5220-Voice-chip-project-box-IC-Arcade_W0QQitemZ8737536896QQcategoryZ1247QQcmdZViewItem>

Lots of pictures of a device that uses RS-232 to communicate with a PC or anything else. Chips are socketed and the board looks simple enough to maybe reverse engineer, with the right equipment (logic analyzer).
.

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