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<1…21222324252627…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…

    ... version has 1 pending optimization (counting double passes). Something else I ...
    Einar Saukas Einar Saukas October 2007 Development
  • MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]

    ... of contention, but with 7 cycles out of 8 contended whereas ...
    Woody Woody October 2007 Hardware
  • MULTITECH pictures[url]http://velesoft.speccy.cz/data-gear.htm[/url]

    ... of contention, but with 7 cycles out of 8 contended whereas ...
    omega omega October 2007 Hardware
  • New Game: BeTiled! by CEZGSIt's out: [url]http://cezgs.computeremuzone.com/eng/card.php?id=19[/url]

    ... no other ZX has enough cycles to get the intro going ...
    Tom-Cat Tom-Cat October 2007 Games
  • Speccy Tour 2007.Hi everyone. Yes, its that time of the year again. The Speccy Tour 2007 is coming :) To try and make the Tour more enjoyable for everyone, we have …

    ... ... But we were two persons counting votes, so Alex told me ...
    eyp eyp October 2007 Games
  • Best. Gaming. News. Ever. (Unless you're Starglider!)For first person shooter fans, the following, found at [URL]http://www.g4tv.com/thefeed/blog/post/680026/Rare_Making_New_Perfect_Dark.html[/URL] is …

    [QUOTE=beanz;221302]I thought this was a thread about Duke Nukem Forever.[/QUOTE]

    I thought this was a thread about, 'Barbie - Park & Ride' or 'Hugo and the Banana duck go counting.' Pah.
    Graz Graz October 2007 Chit chat
  • Vector drawing routines.Anybody could point me to some sort of vector drawing package of routines, callable from BASIC? With "vector drawing" I mean to draw 2D pictures with…

    ... area to be filled by counting the number of border pixels ...
    Alcoholics Anonymous Alcoholics Anonymous October 2007 Development
  • Games featuring dogsDoes anyone know of any commercially released Spectrum games featuring dogs in central roles? Looking for "dog" in the archive doesn't really help.

    If we're counting robot dogs you could have Manto from Shadowfire and the saboteur drones from Psytron.
    Matt_B Matt_B October 2007 Games
  • Input/Output on Edge ConnectorI would like to sense a pulse on the data bus via the edge connector, i.e. on or off. How do you decide what port it is on? I would also like to send…

    ... persists for a few clock cycles.

    Then IORQ goes ...
    Winston Winston October 2007 Hardware
  • Input/Output on Edge ConnectorI would like to sense a pulse on the data bus via the edge connector, i.e. on or off. How do you decide what port it is on? I would also like to send…

    ... more about the Z80 IORQ cycles, you need to read this ... 18 (see 'Input or Output cycles')
    Winston Winston October 2007 Hardware
  • 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?…

    ... about code that counts CPU cycles for high precision, but still ...
    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?…

    ... about code that counts CPU cycles for high precision, but still ...
    Laser Laser 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?…

    What about timing the delay and stick in wait cycles in the audio loop to compensate?
    Van_Dammesque Van_Dammesque November 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?…

    ... delay and stick in wait cycles in the audio loop to ...
    obo obo November 2007 Emulators
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    ... there are no special refresh cycles for 16k part of RAM ...
    brian-82 brian-82 November 2007 Development
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    ... are no any additional refresh cycles (or there is no need ... ) for 192*224 = 43008 z80 cycles in a frame. That leaves ... about 70000 - 43008 = 26992 z80 cycles = 7.7ms when no display ... misunderstood you... "no additional refresh cycles" while the ula draw the ...
    Alcoholics Anonymous Alcoholics Anonymous November 2007 Development
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    ... there are no special refresh cycles for 16k part of RAM ...
    csmith csmith November 2007 Development
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    Unbelievable.

    That's counting on luck. Aghhh. What a people.
    Very well, it's similar to the address part switching problem. Look what they changed in issue 4 of the board. I think it's because they have lost their luck.
    brian-82 brian-82 November 2007 Development
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    ... /INT pulse is about 30 cycles which was unknown at one ...
    Alcoholics Anonymous Alcoholics Anonymous November 2007 Development
  • ULA RAS, CAS cycles, refresh and "snow effect"Hello everyone. I have a question, does anyone observed timings of RAS and CAS generated from ULA? I think there may be answer to where the "snow ef…

    ... /INT pulse is about 30 cycles which was unknown at one ...
    csmith csmith November 2007 Development
  • Starting on machine code - BASIC first?Howdy. If I wanted to start learning machine code for the speccy, from scratch, would you recommend I learn BASIC first or is it entirely possible to…

    ... my head (10101010) quite fast. Counting decimal to binary is actually ...
    Rickard Rickard November 2007 Development
  • 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…

    ... 23620) to set up (not counting the additional GO SUB/RETURN ...
    Digital Prawn Digital Prawn November 2007 Development
  • 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…

    OK here is the current version of the blackjack game I have been working on, based on a previous game by Einar Saukas (aka "21" - not the British blackjack) :-

    [url]http://www.mediafire.com/?bx9omclj0cj[/url]

    It's my third attempt ...
    Digital Prawn Digital Prawn November 2007 Development
  • 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…

    ... should initially calculate sum S counting each ace as value 11 ...
    Einar Saukas Einar Saukas November 2007 Development
  • Best loading on a gameFor me, it has to be Technician Ted, with all those TT's walking across the screen. 2nd comes Skooldaze, only because I spent many MANY of my evenin…

    ... seen which had a "timer", counting how much of the program ...
    Scribbler Scribbler November 2007 Games
  • How does the Z80 work internaly?How does the Z80 work internaly, i.e. how does it actually execute a machine code instruction? When it fetches a byte from the memory and finds, for…

    ... of the next few clock cycles
    - the register store, which ...
    gasman gasman November 2007 Development
  • A Bit of Fun!! Three word story.Ok, so lets build up a random story. [b]Rules[/b] Each person must submit three words each. Consecutive posts are not allowed. You must allow a mini…

    counting her special
    Graz Graz November 2007 Chit chat
  • 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…

    ... 6/4000*1.79e6 = 2685 cycles per operation (I assume this ... clock). With at least 2 cycles per instruction this is a ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Sinclair Basic
  • A Linux virgin writes about the GrubI've successfully dual booted my machine between Windows and Edubuntu but when it boots something called the Grub offers me my different boot option…

    ... to boot to by default, counting from 0 at the top ...
    Matt_B Matt_B December 2007 Chit chat
  • 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…

    ... 6/4000*1.79e6 = 2685 cycles per operation (I assume this ... clock). With at least 2 cycles per instruction this is a ... at double speed and splits cycles between the CPU and video ...
    JamesD JamesD December 2007 Sinclair Basic
<1…21222324252627…34>

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