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I've been wondering...The Spectrum, CPC, and Apple II had no hardware sprites, so what were those 2D objects in their games?
... which (I assume) would be contended by other devices, introducing latency ... -
ZX81 tape formatIs there a description of it somewhere? The TZX format doesn't give it but can it be worked out from what it says about block 19? There is a good d…
Is there a description of the ZX81 hardware ports used by the cassette interface anywhere? Is there any contended memory issues similar to the Spectrum while writing files to tape? -
Why did the QL fail?Browsing some old magazines: an advert appeared for the QL, 128k of ram and 32 bit processor etc...also very cheap compared to other similar spec com…
... significantly. This, combined with the contended memory of the QL, and ... -
updated Fatware - keyboard patchHi! I work with Fatware code and already prepare keyboard patch for original version 0.12. Now it's possible to operate disk browser with keys: 1) c…
... the original keys on my TC2048 was terrible for me :) - this ... far in my Divide+ with TC2048 and external AY.
There ... -
updated Fatware - keyboard patchHi! I work with Fatware code and already prepare keyboard patch for original version 0.12. Now it's possible to operate disk browser with keys: 1) c…
... far in my Divide+ with TC2048 and external AY.
There ... -
Why did the QL fail?Browsing some old magazines: an advert appeared for the QL, 128k of ram and 32 bit processor etc...also very cheap compared to other similar spec com…
... doubly crippled by a heavily contended architecture. With a full 68000 ... -
Machine code and Basic system variablesSpectrum system variables (I mean 48KB model) are essential for Basic. But what if I started my machine code program and it's never going to return t…
My understanding is that code below 32768 (or something) is going to be contended innit? I suppose that means any code that needs to be run as fast as possible should be above this, right? -
Clearing the Carry flagI'm reading that sometimes I may want to clear the carry before using ADC or SBC. A simple AND A or OR B will do. However, as I see it, for 8-bit ar…
... a factor that must be contended with as soon as the ... -
updated Fatware - keyboard patchHi! I work with Fatware code and already prepare keyboard patch for original version 0.12. Now it's possible to operate disk browser with keys: 1) c…
... to travel around), so my TC2048 have to wait a little ... -
IN 255 behaviour not emulated in Spectaculator and ZXSpinI'm not speaking about "normal" IN 255 behaviour. All of you know what I'm taking about: IN 255 can be used to "read" screen data as it's retrieved f…
... directed to the ULA) as contended I/O if A8-A15 ... -
Is anyone wiling to help an islander decide where to by???I?m trying to decide where to by a 48k and a 48k+ as complete as they can be. Although I have an ebay account I?m yet reluctant to by there and I?m …
... can get a Timex Computer TC2048 which is 99% compatible, better ... never thought of the Timex TC2048 until you mentioned it (a ... -
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... ]
Timex Computer 2144(TC2048 with 128kB upgrade) or Russian ... -
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... ]
Timex Computer 2144(TC2048 with 128kB upgrade) or Russian ... -
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
25 years with the SpectrumTo paraphrase JFK, ask not what your Spectrum can do for you, but what you can do for your Spectrum. Well I've done quite a bit since I joined the sc…
... MacSpectacle and FUSE
* Add TC2048 support to vbSpec
* Add ...TIMEX Sinclair 2068 => ZX Spectrum/Timex2048?Hello. I have opportunity to buy Timex Sinclair 2068. According to www sites dedicated to Timex machines, TS 2068 can handle only 7% (!) of Spe…
... an emulator cartridge. Also the TC2048 still won't let you ...Detecting Spectrum modelsIs there any sure-fire way a program can detect the model of machine it's running on (48K, +, 128, +2, +2A, +3, clones) even when running in the 48K …
... 48K but 211 on a TC2048.
You can check ...Timex 2048 can't see divIDEToday my divIDE with CF adapter arrived. I connected it to my Timex 2048, switched the computer on and nothing happened. I mean "(C) 1982 Sinclair Re…
... anything like that in any TC2048. Scary.
Hopefully it's ...Timex 2048 can't see divIDEToday my divIDE with CF adapter arrived. I connected it to my Timex 2048, switched the computer on and nothing happened. I mean "(C) 1982 Sinclair Re…
[QUOTE=Mister Beep;345244]
I have never seen anything like that in any TC2048. Scary.
Hopefully it's reparable.[/QUOTE]
Actually it looks like one is upside down :-))Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... SCLD to the PAL TS2068/TC2048.
Unlike the ZX81 ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... SCLD to the PAL TS2068/TC2048.
Unlike the ZX81 ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... or NTSC?
Also TC2048 or TC2068, they use LM1377 ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
[QUOTE=superfo;345800]Also TC2048 or TC2068, they use LM1377 ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... see the transition from non-contended memory access to contentded memory ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... see the transition from non-contended memory access to contentded memory ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... putting together a generalised "first contended cycle" finder, but can't ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... see the transition from non-contended memory access to contentded memory ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
[QUOTE=Philip Kendall;346013]I'm putting together a generalised "first contended cycle" finder, but can't guarantee it will be ready by the end of today...[/QUOTE]
Sounds excellent :)Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... putting together a generalised "first contended cycle" finder, but can't ...Real 60Hz NTSC 48K ZX SpectrumNot a 3rd party mod. The joystick mod was added by the user, but the board and the computer is exactly what was sold in Chile, South America. We migh…
... putting together a generalised "first contended cycle" finder, but can't ...