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<1…16171819202122…34>
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... to use an emulator with speed control :=)[/QUOTE]

    Interesting ... SPIN, and set it maximum speed. That ran at around 320 ... ), and set that to maximum speed, which appears as 3200% on ... use it to stress the CPU. How hot would a real ...
    Digital Prawn Digital Prawn July 2007 Development
  • Remade Speccy game. Chaos.I'm not sure if I'm posting this in the right place. But if I write Speccy and games then I'm sure it is now! Anyways... Just in case some people …

    Yes please report back and tell me what you think. Especially speed wise. What CPU does your laptop have?
    HonoredShadow HonoredShadow August 2007 Games
  • MS Windows on ZX?I found this on YouTube..is this a fake? [url]http://www.youtube.com/watch?v=5SMRRmaIzgE&eurl=http%3A%2F%2Fwww%2Ezeusnews%2Eit%2Findex%2Ephp3%3Far%3D…

    "Speed too fast. CPU Braker On"
    Nice one.
    Pilsener Pilsener August 2007 Chit chat
  • super-quick games in BASIC?do you think, games written in BASIC could run flawlessly at high speed when run in a speccy emulator at, say, 1000% speed? (i wonder, speccy is rare…

    ... for [I]Maximum Speed[/I] and [I]Normal Speed[/I] type flags ... ) CPU intensive routines were called, the emulator would read the Speed up ... emulating at the [I]Maximum Speed[/I] possible on the host ... of the Z80-CPU intensive routines, the [I]Normal Speed[/I] flag ...
    ewgf ewgf August 2007 Games
  • FuseX on the Xbox :releases, testing and feedbackI'm creating a new thread here to continue on from the thread about emulators on the Xbox ([url="http://www.worldofspectrum.org/forums/viewtopic.php…

    ... ]* the ability to alter the speed of the emulated Speccy, say ... ability to alter the speed of the emulated CPU, which doesn't ... Spectrum's timer, just the CPU[/B]

    (the above ...
    ewgf ewgf August 2007 Emulators
  • Emulation vs SpecApologies if this is an old thread, what does anyone think is the best - playing spectrum games through emulation or on a real speccy? I feel it's b…

    ... and sound chips, whilst the CPU was comparatively modest. A 25MHz ... emulate a Spectrum at full speed as early as 1992 with ... have only got about 25% speed with an Amiga 500 at ...
    Matt_B Matt_B August 2007 Games
  • Emulation vs SpecApologies if this is an old thread, what does anyone think is the best - playing spectrum games through emulation or on a real speccy? I feel it's b…

    ... and sound chips, whilst the CPU was comparatively modest. A ... speccy games at 70% speed (Some were slower though).< ... more or less 100% emulation speed (slightly variable) on several ... instructions could occasionally surpass 100% speed.

    Under speccy ...
    Digital Prawn Digital Prawn August 2007 Games
  • What I hate about computers and/or video gamingYesterday I spent approximately four months (subjecively that is, objectively it was around two to three hours) fixing my mate's PC. I won't bore you…

    ... clock speed which reduces power consumption while the CPU isn ... bloated and requires more cpu cycles you need ... in a CPU, and the quicker the switching speed, the ... the higher the switching speed, the more waste heat ... be able to lower CPU operating voltages so much ...
    Winston Winston August 2007 Chit chat
  • Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…

    ... certain point during within the CPU cycle when the INTREQ is ... like the speed of the transistor driving the CPU clock line would ...
    csmith csmith September 2007 Emulators
  • Got my mac mini and I'm in loveI have had it for about 2 days now and it is the 2nd best piece of computer equipment i have had, it is quieter then my dvd HD recorder i have been s…

    ... 's for ?399, but their CPU's aren't as good ... .......

    Except for processor speed (mines T2400, 1.83 dual ...
    ADJB ADJB September 2007 Chit chat
  • Got my mac mini and I'm in loveI have had it for about 2 days now and it is the 2nd best piece of computer equipment i have had, it is quieter then my dvd HD recorder i have been s…

    ... /> [QUOTE]
    Except for processor speed (mines T2400, 1.83 dual ... T7700 2.4 dual core CPU. It ain't cheap, but ...
    JamesW JamesW September 2007 Chit chat
  • What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…

    The speed advantage of BBC Basic has ... advantage because of the fast CPU and lack of memory contention ...
    Matt_B Matt_B September 2007 Sinclair Basic
  • MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]

    ... do that without hogging any CPU time.[/quote]

    Once ... , it starts with simple game speed-ups (examples are on the ... is natural companion of Z80 CPU. In fact, not only ZX ...
    omega omega October 2007 Hardware
  • MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]

    ... is natural companion of Z80 CPU. In fact, not ... transparently to the cpu, meaning the cpu stops while the ... block copies, replacing the cpu's LDIRs with a dma ... no faster than a cpu copy. I think there ... MB02? You could also speed up transfers from hard disks ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Hardware
  • MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]

    ... it transparently to the cpu, meaning the cpu stops while the dma ... about full block transfer and CPU waits for completion. In byte ... when data are transferred portport, CPU can work on his own ... />
    [quote]You could also speed up transfers from hard disks ...
    omega omega October 2007 Hardware
  • Any '81 buffs?Does anybody know the running clock frequency of a Z80A in a ZX81? I've measured the clock signal on pin 6 and got 6.47MHz, and I'm sure it's not ju…

    Yep. It's most definitely 3.25MHz for the CPU. The video is clocked at twice this speed though, so that's probably what you're measuring.
    Matt_B Matt_B October 2007 Hardware
  • Any '81 buffs?Does anybody know the running clock frequency of a Z80A in a ZX81? I've measured the clock signal on pin 6 and got 6.47MHz, and I'm sure it's not ju…

    ... . DIV by 2 by ULA. CPU clocked at 3.25 Mhz ... for the CPU. The video is clocked at twice this speed though ...
    DEATH DEATH October 2007 Hardware
  • Z80 CPUs goin cheap.This guy is selling them very cheaply and has a couple multi item auctions for them. Thought I would post here in case people were looking for one/so…

    ... little bit wrong about the speed rating, the ones Farnell sell ... (Z84C00 means a CMOS Z80 CPU, 08 means rated up to ...
    Winston Winston October 2007 Sales
  • Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…

    ... , I just cranked the emulation speed up to the max, to ... on the following move, the CPU also passes with no move ...
    Digital Prawn Digital Prawn October 2007 Development
  • AMD chip speedsI am thinking of getting a AMD X2 4200+ ( dual core ) chip to replace my current AMD 3200 single core. My question is will i see much difference in t…

    ... are pretty cheaky when giving speed names to their chips ? i ... SN95 G5
    4200 X2 CPU
    2GB 3200 DDR 400 ...
    swordheart swordheart October 2007 Chit chat
  • 50Hz on PC?Hi, do you know of any emulator for PC that can switch monitor refresh rate to 50Hz or closest possible and sync ZX interrupt with monitor refresh?…

    ... Fuse runs at the right speed when sound is disabled? Hint ... /> What about code that counts CPU cycles for high precision, but ...
    zub zub October 2007 Emulators
  • 50Hz on PC?Hi, do you know of any emulator for PC that can switch monitor refresh rate to 50Hz or closest possible and sync ZX interrupt with monitor refresh?…

    ... Fuse runs at the right speed when sound is disabled? What ... about code that counts CPU cycles for high precision, but ...
    Laser Laser October 2007 Emulators
  • A little help with info on Dual Core processors...Tomorrow I will be getting an Intel Dual Core processor. i'm new to these things and have a few very vague questions to ask. 1) Can single core co…

    ... have to install the AMD CPU drivers, and the processor will ... throttling depending on the CPU load. Obviously, less speed = less heat = less ... use an option to regulate CPU fan speed automatically, it gives you ... it runs always at 100% speed.
    Zup Zup November 2007 Chit chat
  • A little help with info on Dual Core processors...Tomorrow I will be getting an Intel Dual Core processor. i'm new to these things and have a few very vague questions to ask. 1) Can single core co…

    Windows XP is more tolerant (modulo product activation) than Win2K or heaven forbid >=Win95
    Winston Winston November 2007 Chit chat
  • The direct bus or indirect one... that is the questionThe Ethernet project continues...and I'm in a quandry. So I've managed to implement enough socket library for the W5100 that socket, bind, listen, a…

    ... anything given the Spectrum's speed).

    Socket library entry ... time I've seen the CPU try to execute the first ... , and so long as the CPU is working - telnet to the ...
    Winston Winston November 2007 Hardware
  • Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…

    ... making any generalizations about the speed of different processors based on ... the Apple which at normal speed is around the average for ... spite of a slow clock speed.

    [quote]The ' ... buss at double speed and splits cycles between the CPU and video ...
    JamesD JamesD December 2007 Sinclair Basic
  • Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…

    ... at the expense of speed. I'm talking 8k ... spite of a slow clock speed.
    [/quote]

    speed and splits cycles between the CPU and video ... and the cpu. So despite having a full speed 4MHz z80 ... to runtime are the speed of squaring, sqrt and ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Sinclair Basic
  • another c64 vs. Speccy site...[url]http://c64vsspectrum.com/[/url] 25 years and we are still brawling.. ;)

    ... . This is simply compromise in speed and visible area. Even with ... screen must be done by CPU and there are dozen of ... screen buffers and use whatever CPU tricks - in order to match ... 's effort and fraction of CPU power and fraction of memory ...
    omega omega December 2007 Games
  • The new GP2Xpectrum releases threadYeah, I know the thread title isn't exactly too original, but I've decided that just one post to hold all updates makes more sense than a lot of smal…

    ... f200 owners ;)
    - Added emulation speed mode: from -75% to + 75 ... resources, try to change the cpu clock or change the sound ...
    Metalbrain Metalbrain January 2008 Emulators
  • Why hate the C64?Well, why? I've never understood the bitter rivalry between C64 and Spectrum fans - both computers had their strengths and weaknesses. Both had goo…

    ... got 512MB of memory, my CPU is a four core 3 ... it it runs at the speed of a 500MHz P3, but ...
    ewgf ewgf February 2008 Chit chat
<1…16171819202122…34>

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