Search found 870 matches

by mrtinb
Sun Feb 17, 2019 11:17 am
Forum: Sinclair Misc
Topic: How bad was the wobble on the zx81
Replies: 19
Views: 1205

Re: How bad was the wobble on the zx81

The 512k on the ZXblast suits me fine. :)
by mrtinb
Sat Feb 16, 2019 9:58 am
Forum: Development
Topic: Generating a hi res display using flat assembler
Replies: 6
Views: 160

Re: Generating a hi res display using flat assembler

If you want pseudo hires, then download “Lightning Driver” at the bottom this page.

http://www.fruitcake.plus.com/Sinclair/ ... ration.htm

This driver supports all the pseudo hires modes there exists.
by mrtinb
Fri Feb 08, 2019 1:34 pm
Forum: Hardware
Topic: Fuller FD42 Keyboard
Replies: 67
Views: 7392

Re: Fuller FD42 Keyboard

Or maybe you give it some time. People here are very helpful. But since this is sparetime hobby, help here is secondary to other chores like daytime work.
by mrtinb
Tue Feb 05, 2019 7:32 am
Forum: ZX BASIC
Topic: Difference between New rom and Old Rom
Replies: 7
Views: 559

Re: Difference between New rom and Old Rom

I assume you want the answer to be in the beginner's class, so here we go: Back in the day, you could either buy an assembler made by someone else, or you could code with paper and pen first. Most people coded with paper and pen to start with. There's no Z80 statement for LD HL,BC so that has to be ...
by mrtinb
Fri Feb 01, 2019 9:52 am
Forum: Lambda 8300/ Power 3000 Lounge
Topic: Das PC-8300 ROM Buch
Replies: 6
Views: 2412

Re: Das PC-8300 ROM Buch

Thank you very much. Looking forward to know more about this little cousin.
by mrtinb
Wed Jan 30, 2019 2:40 am
Forum: Hardware
Topic: "Mageco" disk controler. [infos, Docs wanted]
Replies: 45
Views: 3217

Re: "Mageco" disk controler. [infos, Docs wanted]

makeit2day wrote:
Wed Jan 30, 2019 1:38 am
I would be interested too and a wiring diagram.
As mentioned previously in this thread, the diagram is here:

http://zx81.ordi5.free.fr/vtr/download/ ... er.sch.pdf

There is also the French manual:

http://zx81.ordi5.free.fr/vtr/download/DOC_floppy1.pdf
by mrtinb
Mon Jan 28, 2019 8:19 pm
Forum: Hardware
Topic: Config "x" don't work on ZXpand+
Replies: 6
Views: 192

Re: Config "x" don't work on ZXpand+

Does your ZX81 work without ZXpand? If not, it could be a broken ROM. The build-in ROM is activated with CONFIG “X”.
by mrtinb
Tue Jan 22, 2019 9:54 pm
Forum: Lambda 8300/ Power 3000 Lounge
Topic: Das PC-8300 ROM Buch
Replies: 6
Views: 2412

Re: Das PC-8300 ROM Buch

Thank you very much Kai. I know you are genius with the Lambda. I've read your old articles in ZX Team magazine. Thanks for both the schematic of the Lambda it self and also schematics for the Lambda Colour Pack.