Files | ZX81 hi-res graphics board G007

Wilf Ritger's articles about the ZX81 video, in German and English HTML.

Zip Archive - 43.67 kB - 10/07/2023 at 03:03

Source code for generation the edition 3 ROM with or without patching.

plain - 39.57 kB - 09/25/2023 at 01:20

Sinclair ROM edition 3, as it appears when G007 graphics are activated.

application/octet-stream - 8.00 kB - 09/25/2023 at 00:10

Sinclair ROM edition 3, unmodified.

octet-stream - 8.00 kB - 09/25/2023 at 00:10

ROM image from the EightyOne emulator.

rom - 2.00 kB - 09/25/2023 at 01:21

Circuit diagram

Adobe Portable Document Format - 24.94 kB - 01/11/2018 at 18:42

Manual from the Nottingdale Technology Centre.

plain - 31.28 kB - 09/25/2023 at 00:18

Dated 2014.

text/plain - 53.48 kB - 01/11/2018 at 18:35

Ritger,Wilf.zip Wilf Ritger's articles about the ZX81 video, in German and English HTML. Zip Archive - 43.67 kB - 10/07/2023 at 03:03		Download
ZX81_edition_3.txt Source code for generation the edition 3 ROM with or without patching. plain - 39.57 kB - 09/25/2023 at 01:20		Download
ZX81_edition_3-graphics.bin Sinclair ROM edition 3, as it appears when G007 graphics are activated. application/octet-stream - 8.00 kB - 09/25/2023 at 00:10		Download
ZX81_edition_3-normal.bin Sinclair ROM edition 3, unmodified. octet-stream - 8.00 kB - 09/25/2023 at 00:10		Download
g007hrg.rom ROM image from the EightyOne emulator. rom - 2.00 kB - 09/25/2023 at 01:21		Download
K1007.pdf Circuit diagram Adobe Portable Document Format - 24.94 kB - 01/11/2018 at 18:42		Preview

G007 Hi-Res Graphics Pack (Nottingdale Technology Centre).txt Manual from the Nottingdale Technology Centre. plain - 31.28 kB - 09/25/2023 at 00:18		Download
ZX81_G007_ROM_disassembly.txt Dated 2014. text/plain - 53.48 kB - 01/11/2018 at 18:35		Download