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Zero 0.5 ReleasedAfter a bit of a hiatus, the next update of Zero is now available [URL="www.ramtop.wordpress.com"]here[/URL]. Feedback and bug-reports appreciated! …
[QUOTE=Arjun;689548]Turns out that I'd forgotten to uncomment the ULA Plus code for 128k and above, which I had commented when I was doing some contention timings tests.
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Glad it's not just me that does that... -
RAM Diagnostic ROMhi all, i burn this ROM from here [url]http://www.fruitcake.plus.com/Sinclair/Interface2/Cartridges/Interface2_RC_New_RAM_Tester.htm[/url] and i a…
It seems that +2 is sensitive to refresh cycle of 4164, as I remember Samsung 4164A do not work stable. 4164B-15 or faster look ok, so you can check datasheet and compare timings when buying alternatives. -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... TK90X with "regular" (non late) timings. And I got the following ... -
Retro Computing in the USA.As some of you know I am planning on emigrating to the USA this Summer and I'm debating what I should take with me and what I should sell. As for Si…
... , of whats different besides the timings.
amiga 600/1200 ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... bother with early and late timings then.
Older FAQs ... -
Rocky Gush Floppy Drive InterfaceI have a Rocky Gush Floppy Drive Interface which I would like to post the details under the Hardware section of the website. What is correct procedur…
... never needed to emulate FDC timings accurately), although I haven't ... -
Who has Divide Vs who is from old school (cassettes and +3 disks)This time is easy, who uses to play the Divide, or at least owns one and plans to use it for gaming, and who, on the other hand, still load games by …
... which have different contended pages/timings.
Or think of ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... each machine has its own timings. If I need to change ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... to select "Use normal/late timings". It would make sense to ... to select "Use 50Hz/60Hz timings".
However I won ... -
Buzzer sounds tips'n'tricksSo I have an ARM Cortex M3 with a buzzer connected to its GPIO pin. And because I read this forum I know that there is no need to add a separate buzz…
... suffer greatly, because the CPU timings will get all wrong. Your ...
