UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post

SiriusHardware · 25th Mar 2020, 10:06 pm

Actually, I think the ULA needs to be able to see parts of the ROM code at all times, not least the character / graphics set, in order to be able to maintain generation of the display.

25th Mar 2020, 10:06 pm	#188
SiriusHardware Dekatron Join Date: Aug 2011 Location: Newcastle, Tyne and Wear, UK. Posts: 11,554	Re: Zx81 Actually, I think the ULA needs to be able to see parts of the ROM code at all times, not least the character / graphics set, in order to be able to maintain generation of the display.