![](/wp-content/uploads/2020/04/Timex-Sinclair-ZX81-Users-Handbook-cover-188x300.jpg)
Publisher: Howard W. Sams & Co
Author(s): Trevor J Terrell; Robert J Simpson
Date: 1983
Pages: 160
Reviews
This book answers questions about using and programming the Timex Sinclair 1000/Sinclair ZX81 computer. Addresses how to create moving graphics, interfacing external hardware, using machine code and linking machine code to BASIC programs.