SP0256-AL2 Speech With Arduino

Here's the Arduino version of a project to use the General Instruments (GI) SP0256-AL2 vintage speech synthesis chip to say "hello world". I'd previously shown how to do this with a Basic Stamp 2. Here's what it sounds like saying, "hello world" 20101215_164333.mp3 How it works, in short, is that the GI chip must be given an 8-bit address corresponding to a vocalization.  It sends an audio signal on its dig ...

Read more
Scroll to top