archive.worldofdragon.org

Does anyone have a Premier Delta-DOS disk interface with the Delta version of this ROM in it?

Hi Ken,

Apologies, not sure what happened with the DragonDos disk tool image in the original archive. A revised version is attached.
Kind regards,

Mike

Hi Jackall, With a CoCo type controller you will always have some software compatibilities problems, even if you were to find or create CoCo-ised ROMs based on any of the other DragonDOS variants. This is always going to cause problems with OS9, though a fun project might be to create a boot disk th...

Facebook and here kinda co-exist, along with the CoCo discord server and the Spanish Retro-wiki forum. Yes... this forum was active before Facebook and there's a lower level of 'chat' here than there used to be, but most projects get posted onto both once they reach a certain level of traction. If y...

Ah... That's different from the cycle reference info on Arto Salmi's page which suggests FFFF! Interesting.

http://atjs.mbnet.fi/mc6809/Information/6809cyc.txt

Doesn't RTI spit a dead cycle at the end though?!

Nice work Stew! I had thought about the compiling approach, but disregarded it because it would mean throwing code into the process storage space under os9 which seemed a bit dirty. Fast work to get an implementation out ;-) I'm now thinking throwing code into that space is the only sane way to get ...

Cheers Stew, it was brute force (and ignorance) mostly

Hi all, Documentation dump on the Real Time Clock stuff I had at the Dragon meet. OS9pretty-small.jpg The attached zip file contains: * An overview RTC.pdf document * KiCad schematic pdf and a board gerbers zipfile * The DS1315 data sheet * Assembly language source for the RTC.BIN get/set routines (...

Hi all, After some grumbling about the CoCoSDC not being very usable under OS9 on the Dragon... here are a set of tools to make it easy to do the usual things you might want to do - Show details of or change mounted images, show or change the current working directory, show a directory listing etc. ...