Sinclair ZX80 / ZX81 / Z88 Forums

Here is my post about interlace graphics
viewtopic.php?f=6&t=1541&hilit=Interlace

A long time ago I made real interlace mode with source code, available somewhere on this forum, search for ilena.

Ah, nice to see someone expanding an old game I did long ago
I really like the side-info, and UDG is very luxurious. Good work!

Moggy, stereo is indeed possible but at reduced samplerate. I don't remember if shuffling data from the card was a bottleneck or not.

Wow, another user! This makes me really glad

I believe this is what you request onfo about: viewtopic.php?f=6&t=1827&hilit=Annivers ... lKollTroll

There is a program to convert audio to the format needed by this player. Have a look at the description at guthub, it tells most you would need to know.

Try CONFIG "M=H" before the program...
EDIT: now included in the release-files.

This software enables a ZX81 with a ZXpand-interface to do a slideshow of hires pictures, all programmed in BASIC.<br> The pictures are monochrome 256x384 pixels, and can be created quite easily. Docs and code at https://github.com/NollKollTroll/mono_slideshow EDIT: Now with CONFIG "M=H", 50 & 60Hz ...

This software enables a ZX81 with both Chroma- and ZXpand-interface to do a slideshow of hires colour pictures, all programmed in BASIC.<br>
The pictures are 15 colours 256x384 pixels, and can be created with the included converter.

Docs and code at https://github.com/NollKollTroll/chroma_slideshow