MC68EZ328 DragonOne SBC

We are designing the MC68EZ328 DragonOne SBC with KiCad.

Based on DragonOne V1.0 (C) Khaled Hassounah
http://www.mediumware.net/DragonOne/DragonOne.htm

Spec

• CPU: MC68EZ328 DragonBall-EZ
• Flash Memory: Am29LV033C 32 Megabit (4M x 8-Bit) x 2
• DRAM: MT4LC4M16R6 64 Megabit (4M x 16-bit)
• RTC: DS1306

Repository Contents

• /b/
  • All b-record for programming and testing the MC68EZ328 DragonOne.
• /bbug/
  • BBUG: a bootstrap mode debugger. Implementation of BBUG using python3 and pyserial.
• /d/
  • This is the data to execute a series of commands in 68k-Monitor.
• /Hardware/
  • PDF files of schematics and BOMs
• /KiCad/
  • PCB design data and Gerber data for KiCad.
• /Pictues/
  • some pictures
• /src
  • All Source Code for Flash Programming and test programming. The assembler uses EASy68K.

How to install uClinux for the DragonOne SBC

How to install uClinux

See below for the uClinux source code and tools for the MC68EZ328 DragonOne SBC.
https://github.com/kanpapa/uClinux-dist-20020220
https://github.com/kanpapa/m68k-elf-tools

Blog

You can also refer to my blog. (in Japanese)
https://kanpapa.com/today/electronics/microcomputer/mc68ez328/

Pictures

MC68EZ328 CPU

CPU board Rev. 0.3 PCB image

LAN board Rev. 0.2 PCB image

Running uClinux

Running Network!

License Information

This code is public domain under the BSD-3-Clause License.
Copyright (c) 2021, Kazuhiro Ouchi
All rights reserved.

References to any products, programs or services do not imply that they will be available in all countries in which their respective owner operates.

Company, product, or services names may be trademarks or services marks of others.

All libraries used in this code are copyright their respective authors.

68k-Monitor Copyright (c) 2015, Hayden Kroepfl

The DragonOne Microcomputer hardware design Copyright (C) Khaled Hassounah

Many thanks to the original authors for making their designs and code avaialble as open source.