ADDRESSING RAM AT 16K+

Discussions about Sinclair ZX80 and ZX81 Hardware
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gammaray
Posts: 283
Joined: Sun Apr 17, 2016 1:44 am
Location: Texas

Re: ADDRESSING RAM AT 16K+

Post by gammaray » Thu Oct 19, 2017 6:54 pm

No wonder my chip-select / write enable didnt work!
Finish what you start. Truth is over the mountaintop or six feet under.
4 x TS1000, 2 x TS1500 , 2 x timex 2040 printer, 1/2 x timex 2020 cassette deck, ZXPAND, ZeddyNET, ZXBlast..., unfinished Spectrum...Still no life!

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XavSnap
Posts: 462
Joined: Sat May 10, 2008 3:23 pm

Re: ADDRESSING RAM AT 16K+

Post by XavSnap » Thu Oct 19, 2017 9:22 pm

siggi wrote:
Thu Oct 19, 2017 8:59 am
There is still an error in this schematic: At edge connector side A pin 1 should be D7' (not D7)
Siggi
:oops:
All mys confused !
Thanks Siggi, it now a ~D7'~.

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