Search found 2697 matches

by sirmorris
Fri Dec 15, 2017 10:40 am
Forum: GAMES
Topic: Happy 50th birthday....
Replies: 6
Views: 84

Re: Happy 50th birthday....

Being 50 is not as bad as everyone says ;)





It's worse :shock:

:lol:

Congratulations and thanks!
by sirmorris
Wed Dec 13, 2017 7:52 pm
Forum: Development
Topic: Metropolis, a proper ZX80/81 demo
Replies: 4
Views: 112

Re: Metropolis, a proper ZX80/81 demo

Working fine on a real ZX80 with '81 ROM installed! Great stuff :D

Now where's the music? ;)
by sirmorris
Mon Dec 11, 2017 10:21 am
Forum: Hardware
Topic: ZX81 rebuild
Replies: 108
Views: 2609

Re: ZX81 rebuild

Rule the third:
'there's always one more'
by sirmorris
Sun Dec 10, 2017 4:32 pm
Forum: Software
Topic: Campus LIsP (32K)
Replies: 21
Views: 1052

Re: Campus LIsP (32K)

As Martin said. There are further facilities for loading and saving blocks of data in memory. The manual is here.
by sirmorris
Thu Dec 07, 2017 9:03 pm
Forum: Hardware
Topic: Improving Timex/Sinclair Tape Loading
Replies: 61
Views: 2102

Re: Improving Timex/Sinclair Tape Loading

Not my finest hour but I think it will work as a proof of concept. This is now trimmed, drilled and on its way to a certain Boffin. IMG_4284.jpg I had some issues with my laminator, it was sticking, and consequently I've got a couple of broken traces but these have been highlighted and are easy to f...
by sirmorris
Thu Dec 07, 2017 8:58 pm
Forum: Development
Topic: ZX80-help needed!
Replies: 6
Views: 197

Re: ZX80-help needed!

Awesome work as always, Adam!
by sirmorris
Thu Dec 07, 2017 2:22 pm
Forum: Hardware
Topic: ZX81 rebuild
Replies: 108
Views: 2609

Re: ZX81 rebuild

Did you change resistor values?
by sirmorris
Thu Dec 07, 2017 11:01 am
Forum: Development
Topic: ZX80 development thread
Replies: 3
Views: 79

Re: ZX80 development thread

I think that's a great idea - you may just spark an interest in coding for this challenging machine!
by sirmorris
Wed Dec 06, 2017 9:48 pm
Forum: SALES
Topic: Save me from the landfill!
Replies: 8
Views: 229

Re: Save me from the landfill!

8-) Thanks for ensuring it didn't!
by sirmorris
Wed Dec 06, 2017 7:28 am
Forum: Emulators
Topic: ZX80 Program Listing to text file
Replies: 14
Views: 328

Re: ZX80 Program Listing to text file

^^ What Paul said.

Also, if you're so inclined to mod the program anyway then good starting points are:

Description of system variables in a side-by-side form from Mastering Machine Code

The never-ending gift of the no-cash docs describing the P and O file layouts (and everything else as well)