Make a Z80 Computer talk with the SP0256-AL2 Speech Processor

Learn how to connect the popular 80's Speech Processor the SP0256-AL2, to a Z80 microprocessor.


The SP0256-AL2 was popular in 8-bit computing as back then making a computer generate speech was revolutionary. Relive those memories and create your own Talking Computer.


Find all the examples, schematics, datasheets and code from this video at https://github.com/bchiha/Ready-Z80/tree/main/09-Speech%20Processor


00:00 Intro
01:13 Fake chips
02:02 Where to purchase a genuine SP0256-AL2 chip
03:21 How does the chip work?
05:45 Circuit schematic and interface with the Z80
08:29 Finished Add-On board and hardware setup
10:13 Z80 code setup
13:08 Making it Talk!
16:13 How to make works with the allophones
17:14 Generate allophones for over 130000 words
18:00 text2allphone program
19:51 My poor attempted to make music!

Links:
Try the text2allophone program online with a smaller dictionary of 3000 words (old version)
https://www.onlinegdb.com/Bymccymgv


By the SP0256-AL2 chip here
http://www.sciencestore.co.uk/acatalog/Electronics.html


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