Search found 22 matches

by ZahrlAn
Sat Feb 16, 2019 6:39 pm
Forum: Dragon General
Topic: Absolute Dragon Beginner.
Replies: 3
Views: 2874

Absolute Dragon Beginner.

Hello. Now that my Dragon works as it should, i would like to know how to use it and how to get Data to it. Sorry for my questions but it seems quite hard for me to get over the Dragon :-) 1.) How to train ähm use your Dragon? There are a lot of different OS, CoCo OS9 and and and. Is there a Beginne...
by ZahrlAn
Sat Feb 16, 2019 6:17 pm
Forum: For Sale
Topic: WANTED: DragonMMC and a Joystick for a Dragon64
Replies: 3
Views: 4298

WANTED: DragonMMC and a Joystick for a Dragon64

Hello.

I am searching for a DragonMMC and a Joystick for my Dragon 64.
Does someone know where to get one of these?

Regards
Andreas
by ZahrlAn
Sat Feb 16, 2019 6:15 pm
Forum: For Sale
Topic: WANTED: PSU for Dragon 64
Replies: 3
Views: 4329

Re: WANTED: PSU for Dragon 64

If you want to i can try to ask my colleges if the could build a second one.
Mine is working fine, but its no original.
by ZahrlAn
Sat Feb 16, 2019 5:56 pm
Forum: Dragon General
Topic: Problem with Screen on Dragon 64
Replies: 7
Views: 3513

Re: Problem with Screen on Dragon 64

Hey there. So, i disassembled the Mainboard amd cleaned it a little bit. After that i put it back in the casing nad turned it on. Still no difference so i leave it running. After a few Minutes the picture just turned right. From one Moment to another. IMG_0005.jpeg Don't know what happened. I tried ...
by ZahrlAn
Sat Feb 16, 2019 5:11 pm
Forum: Dragon General
Topic: Problem with Screen on Dragon 64
Replies: 7
Views: 3513

Re: Problem with Screen on Dragon 64

Just a short Information, it looks that only the Output is wrong. when i type in "?mem" it shows "?]U]" but when i hit Enter, the Screen prints "24871". Is a can tell from Videos i saw, this should be correct. Also when i etner "exec" to switch to 64k, it shows "UXUS" and the "?mem" shows "41241" af...
by ZahrlAn
Sat Feb 16, 2019 5:04 pm
Forum: Dragon General
Topic: Problem with Screen on Dragon 64
Replies: 7
Views: 3513

Re: Problem with Screen on Dragon 64

Hello. Thanks for your Advice! I tested connection between IC10 Pin7 and IC20 Pin5 and it's OK. If that looks fine, the other side of the buffer chip is pin 4 - maybe check connectivity between that and the Dout from the appropriate RAM chip (or 17 of the similar buffer before the CPU's data bus - I...
by ZahrlAn
Sat Feb 16, 2019 1:38 am
Forum: Dragon General
Topic: Problem with Screen on Dragon 64
Replies: 7
Views: 3513

Re: Problem with Screen on Dragon 64

Are those the two EPROMS in the upper right Corner?
Does someone know what Chips they are and where to get the corresponding Files to burn them?

I got an EPROM Burner and a few spare EPROMS.
by ZahrlAn
Fri Feb 15, 2019 1:31 pm
Forum: Dragon Hardware
Topic: DragonMMC Announcement.
Replies: 65
Views: 54699

Re: DragonMMC Announcement.

Hello.

Is it possible to buy one of these DragonMMC?
I would really appreciate this.

Regards
Andreas
by ZahrlAn
Fri Feb 15, 2019 1:30 pm
Forum: Dragon General
Topic: Problem with Screen on Dragon 64
Replies: 7
Views: 3513

Problem with Screen on Dragon 64

Thanks to a very helpfull Answer to my Topic and to my collegs in my Company i now have a connected Monitor and a new PSU for my Dragon 64. Bute when i start the Computer the Screen looks rubbished. IMG_3675.JPG So, the Cursor is there and works so far as i can type in chars with the Keyboard. But i...
by ZahrlAn
Thu Feb 14, 2019 8:44 pm
Forum: Dragon General
Topic: Monitor and the Dragon 64
Replies: 2
Views: 2204

Re: Monitor and the Dragon 64

Thanks. I got an Monitor Cable and the Dragon shows a good Picture.
Sad that it seems that something is broken.
I made an new topic for that. Hope i can fix my Dragon aoon.

Regards
Andreas