Search found 1189 matches

by dr beep
Tue Aug 27, 2019 2:15 pm
Forum: Sinclair Misc
Topic: Reunited with an old friend
Replies: 2
Views: 315

Re: Reunited with an old friend

You can use WAV-files to load through pc.
My 1K hires games use 30 sec to load.
by dr beep
Wed Aug 07, 2019 6:37 pm
Forum: Welcome Area
Topic: New to the ZX-81
Replies: 4
Views: 715

Re: New to the ZX-81

Can also be loaded by playing WAV on PC with soundcable into ZX81.
by dr beep
Thu Jul 25, 2019 8:14 pm
Forum: GAMES
Topic: New ZX81 Games
Replies: 141
Views: 100137

New ZX81 Games : GAME 62 in 1K hires

Name of Software: 1 KARAT Author: Johan "Dr Beep" Koelman Release Date: 25/07/2019 Requirements (eg. 1K, 16K, AY Card, Hi-Res Scheme): 1K hires Description: Bejeweled in 1K with hires 1Karat.png Download link (if available for download): 1Karat.p Commercial / Public Domain / Free ware / Other - plea...
by dr beep
Sun Jul 14, 2019 12:11 pm
Forum: Development
Topic: Smaller compressed screen.
Replies: 3
Views: 475

Re: Smaller compressed screen.

BTW, this will NOT work on a 48K ZX81.
by dr beep
Sun Jul 14, 2019 11:17 am
Forum: GAMES
Topic: 1K Sudoku Solver
Replies: 10
Views: 623

Re: 1K Sudoku Solver

You can save more bytes with a better compressed screen.
viewtopic.php?f=6&t=3275
by dr beep
Sun Jul 14, 2019 11:03 am
Forum: Development
Topic: Smaller compressed screen.
Replies: 3
Views: 475

Smaller compressed screen.

The ZX81 has a compressed screen to code games in 1K. However when we have a small game with just a few lines (like Chess or Bejeweled each 8 lines). we still have 17 linefeeds to fill the screen. I was wondering if this could be less. You can execute code on the screen, so why wouldn't you jump bac...
by dr beep
Sat Jul 13, 2019 9:06 pm
Forum: GAMES
Topic: 1K Sudoku Solver
Replies: 10
Views: 623

Re: 1K Sudoku Solver

Bukster wrote:
Sat Jul 13, 2019 6:20 am
Thanks to Dr Beep for his help in learning to use the same efficient emulator he uses rather than Flat Assembler.
I think you mean COMPILER.

BTW: do you use the optimized base where the call to MC is fully placed over sysvar and so saving most bytes?
by dr beep
Mon Jul 08, 2019 7:08 pm
Forum: GAMES
Topic: 1K Bejewelled style game
Replies: 3
Views: 426

Re: 1K Bejewelled style game

Without altering the gameplay I took off over 200 bytes of the code at this moment.
by dr beep
Mon Jul 08, 2019 7:06 pm
Forum: Software
Topic: UnLock Software*SOLVED*
Replies: 11
Views: 472

Re: UnLock Software

I don’t think you can break into my 1K games.
Simply because (especially the latest) the games don’t make a listing in BASIC.
by dr beep
Sat Jul 06, 2019 4:35 pm
Forum: GAMES
Topic: 1K Bejewelled style game
Replies: 3
Views: 426

Re: 1K Bejewelled style game

RWAP wrote:
Sat Jul 06, 2019 3:09 pm
It is a nice little game and could easily be adapted to use UDGs
It is on my to do list to try it in 1K with hires.