BOOTER for DivMMC

[VELESOFT]

New Booter rom for Divmmc and ZX Omni can boot without ZX rom. All rom files (esxdos + zx128 rom) are on SD card only.

https://www.youtube.com/shorts/_wAiwKXLe9g

[Advertiser]

[Xela]

Классно! но в чем профит? Выбор любого ПЗУ без необходимости прошивки?

[VELESOFT]

Классно! но в чем профит? Выбор любого ПЗУ без необходимости прошивки?

DIVMMC system esxdos is not in eeprom, but now is loaded direct from SD card. Also ROM on ZX board is ignored and own ROM is loaded from SD card. If you need upgrade system version (new esxdos) then only copy new file to SD card. Mario Prato (author of DIVMMC interface) release new CPLD firmware with new features:

- 16kB full allram paging support with selectable writeprotect
- possibility load any 48,128 or +3 rom image and run this rom from DIVMMC ram in combination with usable system ESXDOS. Software switch for set any rom rewritable(it's ram page with selectable writeprotect)
- resetable mapram mode and new mapram 2 mode
- +3e rom support
- possibility exit from +3 rom via zx reset
- up to 8 selectable +3 roms in 512kB divmmc ram