History Overview

Have you ever seen a Sinclair ZX81 or Timex TS1000 originally built with 5 integrated circuits (one Z80CPU, one 8 KB ROM, two 4 KB RAM and one 8 KB RAM) with 100 ICs, all hand-wraped on a breadboard 48 x 15 cm (18 x 6 inch)?

 Content

  1. First Generation. Page loads 43 KB text and pictures.
  2. Second Generation. Page loads 40 KB text.
  3. Z80 Assembler Source Fragment. Page loads 54 KB text and pictures.
  4. Third Generation. Page loads 44 KB text and pictures.
  5. EPROMER Hardware. Page loads 52 KB text and pictures.
  6. CV Generator for a VCEMS. Page loads 47 KB text and pictures.
  7. Phoneme Synthesizer. Page loads 28 KB text and pictures.

 
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© 2001 - 2007 by Hans-Rudolf Wernli.