DIY (Do-it-yourself) 6502

DIY 6502 prototype
"Do it yourself!" Featured in Issue #78 of The_Computer_Journal.

Look at some Pictures! of the prototype...
Read the documentation -- lots of notes!
There is a wire-wrap list for sure success;
a powerful 6502 Macro Cross Assembler for programming;
source code for the test program;
the object file in Intel_HEX format (for 2K EPROM @ $F800);
and a list of all parts required.
View or download the SCHEMATIC

as a GIF file (39K)
as a PDF file (275K)
original schematic as published, differs slightly from the above:

black-and-white (GIF, 28K) or
a negative (GIF, 22K), whichever is easier to view for you.

The PDF file can be easily printed, and you can zoom in to any part of the schematic. A special thanks to Dave Baldwin, former editor of The Computer Journal, for converting it...

Now available: DIY6502 design source files.
CAD files for use with Eagle-Lite Schematic and Board Editor with Autorouter

If you know the FORTH language, there is also 6502 figFORTH configured for DIY6502, including 6551 ACIA driver routines for terminal I/O.

Source code for a downloader!!
DIY6502 emulates a printer so you can download object files in parallel right from DOS, using (for example) 'COPY_TESTPROG.HEX_LPT1:'

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Now available: DIY6502 design source files. CAD files for use with Eagle-Lite Schematic and Board Editor with Autorouter

Now available: DIY6502 design source files.
CAD files for use with Eagle-Lite Schematic and Board Editor with Autorouter