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January 06, 2007

linklist: interfacing 8-bit computers to IDE drives

the Z80 project » ide interface
http://www.retroleum.co.uk/z80-ideinterface.html

Apple II IDE/ATA interface
http://s.guillard.free.fr/Apple2IDE/Apple2IDE.htm

Connecting IDE Devices to 8-bit Machines
http://www.mylinuxisp.com/~jdbaker/oldsite/SmallSys/8bitIDE.html

GIDE - The Generic Z80 IDE Interface
http://www.gaby.de/gide/GIDE.txt

How to connect an IDE disk to a microcontroller using an 8255
http://www.pjrc.com/tech/8051/ide/wesley.html

IDE interface for Z80/Z180
http://home.swipnet.se/~w-68269/ide/ide.htm

Also relevant: The Semi-Virtual Diskette
http://www.rothfus.com/SVD/index.php

January 03, 2007

VT100 emulation for Z80 Simulator IDE

This is a plugin for the OshonSoft Z80 Simulator IDE

It emulates a VT100 terminal, which is connected to the Z80 via a serial IO controller that uses port 40h for the status register, and port 41h for the data register.

I put this together while working on a little Z80 monitor which (once there's enough room in the house to let me unpack things) I plan to burn into some EPROMs and use to revive some old z80 based luggable PCs (namely, an Osborne 1 and a  Bondwell 14)

Here's a screenshot of the rom monitor running in the simulator: