Douglas Beattie Jr. -- Home Page

The Personal Web Site of:

Photo taken February 2002

    Douglas Beattie Jr.
    Electronics R&D Engineering Consultant
    Ogden, Utah, U.S.A.
    email: beattidp@ieee.org

Last Updated: 01-January, 2008

Online since 1997, this site is maintained with infrequent additions,
as a tribute to all engineering students and electronics hobbyists.
I hope you find something interesting, educational or useful here!

.FORTH for ZNEO, eZ80190, eZ80F91/eZ80F92 (eZ80 Acclaim), Z80, Z180, Z380/Z382

**UPDATED: New FORTH for ZiLOG ZNEO

Source code and Build Projects for .FORTH kernels on ZiLOG microprocessors.
Cross-assemble from DOS, or use provided ZiLOG ZDS projects. Visit the Z80 Forth page.

**NEW Project Launcher for ZDS-II Projects

Read more about the zdsproj_Launcher Utility, a project launch steering utility for
ZiLOG Developer Studio, which deals with the problem of mapping multiple tool sets
to a single file type 'zdsproj'.

Parallel Port Interfacing (''roll-your-own'')

Parallel port interfacing in C/C++ and Java, for Win98SE, Win2K and WinXP -- Check it out here.
New test program, builds with gcc-MinGW32, Borland v5.5, and Visual C++ v6 !

eZ80F91 Reference Design

For your review: eZ80F91-based CPCng. A personal computer based on the new Zilog eZ80F91, with Ethernet, VGA, PS2 mouse, keyboard, modem and terminal interface. Schematics available in PDF. Includes .EAGLE Design Source files and Gerber manufacturing data.

6502 / 65C02: Hardware / Software and 6502 figFORTH

Homebuilt 65C02 computer (with figFORTH Kernel). MAS65, the powerful 6502 Macro Cross Assembler. 65xxx component Library for .EAGLE, and photos of (alpha) PCB version. Visit the x65 Hardware and Software Page.

And cruise the 6502 WebRing! . . .

Home workshop electronics prototyping -- photos!

Take a peek into the workshop.

Passive Backplane ISA Prototype

Wire-wrap a custom ISA card... Click here for Description and Photos.

Schematic and PCB design -- for Linux®, Windows®, and Mac OS X

Freeware and professional versions; includes Schematic Entry, Component Libraries and PC Board Layout Editor with optional Autorouter. Also contains full on-line help.
Link to CadSoft Online

Click Here

Several ZiLOG libraries (eZ80 and Z8 Encore) are available in the User Files - Downloads section.

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Douglas Beattie Jr. Electronics R&D Engineering Consultant Ogden, Utah, U.S.A. email: beattidp@ieee.org