Good to hear this is still progressing well.

Maybe five this a try from a Dos box Format A: /N:9 /T:80 It might be bios / driver related that it doesn't work. Another option as well as a Gotek as mentioned by RJ would be a NetUSBee which will enable you to transfer files over a network connection but that better to be ran from a hard drive of ...

Here's what I know. If it's a HD disk you will need to tape over the the hole on the left hand side (not the r/w one) then the PC should be able to read it when its formatted to 720k. There is a way to format it to 720k on the PC using the command line but I would format them on your ST first and th...

What's your next issue?

rubber_jonnie wrote: ↑Fri Aug 09, 2019 10:45 am One word of warning when you are working around SR98, the aluminium heat sink is live when power is on!

Three guesses how I found that out

Hi Atarifilox, I would recap your PSU for starters as those capacitors have been going since the late 80s and need a rest. So have a look on exxos's store for a recap kit for that PSU. Its fairly easy to do but dont rush it. Failing that, get yourself an exxos psu. You can put Tos1.04 into your mach...

Hi RJ,

Got a working one myself, so no help there I'm afraid.

I was just going to say that the 520 and 530 parent really compatible with an Atari, so I wouldn't worry about those unless you have an Amiga you want to boost as well.

Nah, not abandoned. available in a future update. It's what I do with my PLC stuff. Get the basics working really well, then work on the problems. Nothing wrong with having to work on features after you've got the board running. Maybe you need an extra pair if eyes on the problem? (Not volunteering ...

Just a shot in the dark as I've not used CUPL yet but if it uses subroutines, is it possible you've missed a return or something?

Looks pretty good to me.