Search found 2524 matches

by 1024MAK
Sun Nov 10, 2019 8:57 pm
Forum: ZX BASIC
Topic: Dancing Man Nostalgia
Replies: 1
Views: 79

Re: Dancing Man Nostalgia

Yes, there are different editions of the Sinclair BASIC programming manual. But apart from corrections to mistakes, I don’t think there are any significant changes like programs being dropped. This is a HTML copy of the second edition manual http://www.worldofspectrum.org/ZX81BasicProgramming/ I hav...
by 1024MAK
Wed Nov 06, 2019 10:04 pm
Forum: Hardware
Topic: Grant's pages have a new home
Replies: 2
Views: 121

Re: Grant's pages have a new home

@zx80nut cheers Grant 👍 :D

Mark
by 1024MAK
Wed Nov 06, 2019 12:46 pm
Forum: Sinclair Misc
Topic: Happy Guy Fawkes Day
Replies: 4
Views: 222

Re: Happy Guy Fawkes Day

Last night there were plenty of fireworks being launched in and around my home town. In my part of the world, we have more than just fireworks. We have large winter illuminated carnivals. These are known as the Somerset County Guy Fawkes Carnivals https://www.somersetcountycarnivals.com http://www.s...
by 1024MAK
Mon Nov 04, 2019 3:48 pm
Forum: Welcome Area
Topic: Hi from Durham
Replies: 6
Views: 218

Re: Hi from Durham

Hi Andy That’s an impressive set of computers :D I also have rather a lot (although I don’t know how many, as I gave up counting them a while ago :oops:). Mine include: Acorn Atom Acorn BBC Model B Acorn BBC Model B+ Acorn BBC Master 128 Acorn BBC Master Compact Acorn Electron Acorn A3010 (needs att...
by 1024MAK
Mon Nov 04, 2019 10:01 am
Forum: Hardware
Topic: Trap a sound signal on the Zx81 BUS.
Replies: 6
Views: 282

Re: Trap a sound signal on the Zx81 BUS.

Hi XavSnap I’m not sure what you are asking? For loading from cassette tape, the ULA acts as a simple level shifter and input port. When the Z80 CPU reads from I/O port 0xFE, bit 7 is set or reset (high or low) depending on the voltage level on the ULA input pin (tape in, connected to the Ear jack s...
by 1024MAK
Mon Nov 04, 2019 12:03 am
Forum: Sinclair Misc
Topic: Quicksilva article
Replies: 1
Views: 95

Re: Quicksilver article

Thanks (I think) Greg

A fair amount of reading there, something to read on a rainy November day... :lol:

Mark
by 1024MAK
Sun Nov 03, 2019 11:46 pm
Forum: Welcome Area
Topic: Hi from Durham
Replies: 6
Views: 218

Re: Hi from Durham

Hello and welcome to our forum Andy!

:D :D :D

I hope you enjoy the forum :D

We are happy to help if you have any questions.

Mark

PS what are the other 20 machines?
by 1024MAK
Sun Nov 03, 2019 10:41 am
Forum: SALES
Topic: Bits and bobs (Jupiter ACE)
Replies: 5
Views: 234

Re: Bits and bobs (Jupiter ACE)

Hi Claudius

I would like:
  • 96K RAMpack + AY DIY kit inclining nearly all parts except 628126 IC and the edge connector - 1 set for 12.50GBP
  • Video output buffer PCB - 1 unit for 3.00GBP
I’ll send you a PM...

Mark
by 1024MAK
Fri Nov 01, 2019 7:29 pm
Forum: Welcome Area
Topic: Hello from Denmark.
Replies: 1
Views: 210

Re: Hello from Denmark.

Hello and welcome to our forum Brian!

:D :D :D

I hope you enjoy the forum :D

We are happy to help if you have any questions.

Mark
by 1024MAK
Fri Nov 01, 2019 7:25 pm
Forum: Welcome Area
Topic: Hello from Germany
Replies: 2
Views: 216

Re: Hello from Germany

Hello and welcome to our forum Karsten!

:D :D :D

I hope your sale goes well :D

We are happy to help if you have any questions.

Mark