screw port test...
ZXNet echo conference «hardware.zx»
From Dmitry Lomov → To zs80@ssu.samara.ru 11 June 2000
Hello, zs80@ssu.samara.ru!
One day, Wed Jun 07 2000 19:08, Sergey Zotov wrote to Dmitry Lomov about [test
screw ports...]:
SZ>>> Well, you got it! :) What did Mr. Sinclair say when
SZ>>> released the first ZX 128? Memory switches by
SZ>>> #7ffd.
DL>> don't care what he said. you need to look at what he
DL>> done ;)
SZ> And he did it to the fullest too!
nonsense. A0 - keyboard/border, A1 - pages...
SZ>>> I have a documentary
SZ>>> confirmation of this is an interview in Sinclair User magazine.
Give verbatim who and what is said about this.
SZ> Do you want to say no? :) I have >30 Sinclair Users from 1984-87 at home
SZ> years. One of them describes the characteristics of the 128th machine. Memory port
SZ> - #7ffd.
Is it written that all 16 address lines are connected to the address decoder?
Best wishes.
Dmitry.