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Search Again :: Adv Search 1000 results in 0.006s
<1234567…34>
  • SimCoupe 1.0 released[size=-2](for those of you that don't read CSS)[/size] SimCoupe, the SAM Coup? emulator, has been updated to version 1.0. This major release adds ma…

    ... uncontended [Dave Laundon]
    - Fixed contention across page boundaries [Dave Laundon ... ]

    - Improved efficiency of contention table lookups [Dave Laundon]
    - Improved ...
    obo obo July 2006 Emulators
  • 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…

    ... mean, to generate the IO contention table you need to find out ... wanted to ask - the IO contention table in FAQ and on Wiki ... pointed out, the IO contention and Memory contention differ. So the ... contended according to the memory contention pattern and the other ...
    Patrik Rak Patrik Rak September 2007 Emulators
  • 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…

    ... to ask - the IO contention table in FAQ and on Wiki ... pointed out, the IO contention and Memory contention differ. So the ... contended according to the memory contention pattern and the other ... MREQ goes low the memory contention pattern is selected, before then ...
    csmith csmith September 2007 Emulators
  • 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…

    ... MREQ goes low the memory contention pattern is selected, before then ... to do with choosing which contention pattern (because the ULA ... However it takes the IO contention table as a matter of fact ... assumption there is just one contention pattern, not two.
    ...
    Patrik Rak Patrik Rak September 2007 Emulators
  • 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…

    ... .
    Philips fusetest checks IO contention this way.

    ... However it takes the IO contention table as a matter of fact ... assumption there is just one contention pattern, not two.[/QUOTE]< ... the same as the memory contention, but the uncontended cycles ...
    csmith csmith September 2007 Emulators
  • Fusetest port 0x7FFD test resultsHi, I'm adding the Spectrum 128K emulation to my FPGA core running on the V6Z80p platform. I'm doing some tests; running Fusetest, the machine is se…

    ... object according to pre-calculated contention table.
    Port selected by mask ...
    ZXMAK ZXMAK May 2012 Emulators
  • Writing own emulator: Contention questionsHi! (I don't know if this message should be here or in Hardware) I'm trying to write my own emulator just for the sake of it, and I'm having pr…

    ... having problems understanding the memory contention in 48k, in instructions like ... /> I'm using the following table: https://faqwiki.zxnet.co.uk ... is being used there for contention.


    Thanks ...
    MrKii MrKii April 2018 Emulators
  • INVASION OF THE BODY SNATCHAS - Obscure High score table messages...After posting a message about this game on the 'first three games you bought' section, I got thinking more about this game. When you typed certain m…

    ... messages onto the high-score table on this game, it would ...
    chaosmongers chaosmongers March 2003 Games
  • Two Manic Miners in the top 100 games table?A while ago I was checking the top 100 games (according to WoS visitors' votes), but I couldn't help notice that there are [I]two[/I] distinct "Manic…

    ... ]s in the top 100 table?

    My answer is ...
    Alessandro Grussu Alessandro Grussu September 2003 Games
  • West Bank: The most pointless high score table everWest Bank is a good little game. I played it and got a score of 25000 odds starting at stage 6, which I thought was quite good. Then as the game ende…

    ... it to the high score table. Then I looked closer - the ... last entry in the table has a score of 250000 ... on to the high score table ever! It's not that ...
    Spector Spector March 2005 Games
  • Hi-Score tableThe score in my game occupies 3 bytes. I want to create a hi-score but I'm not sure of the best way to work out where a new score would fit in the ta…

    The score in my game occupies 3 bytes. I want to create a hi-score but I'm not sure of the best way to work out where a new score would fit in the table. Has anyone tackled a problem like this before ?
    Mr Millside Mr Millside June 2005 Development
  • ANNOUNCE: ZX Spectrum Game Coffee Table Bookhello peeps. I'm about half-way through writing a full-colour 250 page 8.5x5.5 inch coffee-table type book about Spectrum games from 1982 through 19…

    ... .5x5.5 inch
    coffee-table type book about Spectrum games ... />
    I've put the table of contents and some sample ...
    andrew_rollings andrew_rollings August 2005 Games
  • Memory Map/ContentionHi I'm new to speccy coding (well I did some z80 coding a few years back - like 20yrs ago :) ), and I'd like to get back into writing some scrolling…

    ... a correct map for memory contention?

    Address Size Area ...
    ZJones ZJones September 2006 Development
  • I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…

    ... .s faq describing I/O contention.

    The 48k ... to lead to the following contention patterns:

    High ... /> in 40 - 7F? | Low bit | Contention pattern
    ------------+---------+-------------------
    No | Reset ...
    brian-82 brian-82 February 2007 Development
  • Ascii TableDear All, Anybody knows where can I find an Ascii Table for the zx? I would like to know which charcaters are for example like carriage return (10?…

    Dear All,

    Anybody knows where can I find an Ascii Table for the zx?

    I would like to know which charcaters are for example like carriage return
    (10?)

    Thanks in advance.

    Devwebcl
    devwebcl devwebcl August 2007 Sinclair Basic
  • 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…

    ... playing a bit with memory contention and floating bus stuff in ... sense it starts applying the contention a few cycles earlier, namely ...
    Patrik Rak Patrik Rak September 2007 Emulators
  • Games for Wedding Table NamesFor our imminent wedding, my Fiance has decided that we need to introduce a Spectrum theme, as it's present in our daily lives anyway ;-) So, we're …

    ... , laminated and placed on the table.

    We have 5 ... ) Three Weeks in Paradise (Our table, refers to the honeymoon?)
    csmith csmith April 2009 Games
  • Bespoke arcade cocktail table - comments?Sorry of this is in the wrong section, but I want a bit of advice. I am considering treating myself to a bespoke arcade table for my 40th. [url]htt…

    ... myself to a bespoke arcade table for my 40th.

    mickmog mickmog May 2009 Games
  • Contention detectionJust a thought, based on discussion elsewhere... Is there any way of telling if reads/writes are being contended around the time that they happen? L…

    ... whether the memory is in contention?
    joefish joefish April 2010 Development
  • Upgrading the Humble Spectrum 128 +2 (Grey)Hello there my fellow WoS'ers I am at a subtle in-pass in my wants for one of my +2 motherboards. I received this mobo, DOA in a job lot from fleab…

    ... . The ability to switch memory contention modes (128k / +2A/B)[/B ... 128K to the Amstrad memory contention model sing a simple GAL ... /> [B]3. Internal MIDI Wave-table Card[/B]

    I ... , one of the best wave table cards made for the PC ...
    Zetr0 Zetr0 May 2011 Hardware
  • 128K Contention - How to get it right?With my recent hardware hackery, I've built a 128K (toastrack) clone. I can't quite get the contention right though. What I'm lack is a clear descri…

    ... 0x7ffd, 0xbffd and 0x3ffd port contention behaviour.

    ... However, I find that contention is applied too often ... /> To correct the excessive contention, I replicated ULA14 and ULA15 ... someone describe accurately the contention behaviour for the 128K ...
    csmith csmith July 2011 Hardware
  • Z80 instructions tableI could never find a complete z80 instructions table (including timings) that I really liked. All reference material I have is either incomplete, or …

    ... find a complete z80 instructions table (including timings) that I really ... to prepare a z80 instructions table exactly the way I always ...
    Einar Saukas Einar Saukas February 2012 Development
  • BIT b,(ii+n) contentionThe documentation says that BIT b,(ii+n) has this contention pattern: pc+1:4,pc+2:3,pc+3:3,pc+3:1 x 2,ii+n:3,ii+n:1 See [url]http://scratchpad.wiki…

    ... b,(ii+n) has this contention pattern:

    pc+1 ... Tstate.

    So the contention pattern should be:

    Oibaf Oibaf July 2012 Emulators
  • The need of having a 257-byte table for IM2 routinesThis came from a discussion at the speccy.org forum. I have understood that the reason behind the 257-table for IM 2 routines is due to certain joys…

    ... the reason behind the 257-table for IM 2 routines is ... this: is the 257-byte table really needed for [B]new ... of kilobyte for the IM2 table, but if space begins to ... resource, would you sacrifice that table and assume that the low ...
    mcleod_ideafix mcleod_ideafix August 2012 Development
  • Contended Memory woes...Hello All, An iccle problem I have and was hoping one of you fine WoSers could bail me out again... :) I've noticed that my emulator is running sli…

    ... .org/faq/reference/48kreference.htm#Contention[/url]

    I implemented ... amount from the look up table using the t-state as ... index.

    My contended table is correct.
    My t ...
    Korinel Korinel June 2013 Emulators
  • Border Tron vector tableI've been trying to use the Border Tron border creator, but the vector table is created where code to my game is at (FE00 I think), how would I go ab…

    I've been trying to use the Border Tron border creator, but the vector table is created where code to my game is at (FE00 I think), how would I go about relocating the vector table to say 30000 as I don't understand hex very well!
    daveysludge daveysludge December 2013 Development
  • hash function permutation tableI'm using a simple Pearson hash function to generate keys for a $(103,6) array using a 256-byte permutation table. How do I arrange the entries in th…

    ... using a 256-byte permutation table. How do I arrange the ... entries in the permutation table to avoid any collisions? As ... all the data table entries are known in advance ...
    Battle Bunny Battle Bunny January 2014 Development
  • Best or most unusual high score tableReading the recent post about jet pac and the initials in the high score table got me wondering about the best or most unusual effect used to display…

    ... initials in the high score table got me wondering about the ...
    cole cole April 2014 Games
<1234567…34>

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  • INVASION OF THE BODY SNATCHAS - Obscure High score table messages...After posting a message about this game on the 'first three games you bought' section, I got thinking more about this game.<br /> <br /> When you typ…
  • Two Manic Miners in the top 100 games table?A while ago I was checking the top 100 games (according to WoS visitors' votes), but I couldn't help notice that there are [I]two[/I] distinct "Manic…
  • West Bank: The most pointless high score table everWest Bank is a good little game. I played it and got a score of 25000 odds starting at stage 6, which I thought was quite good. Then as the game ende…
  • Hi-Score tableThe score in my game occupies 3 bytes. I want to create a hi-score but I'm not sure of the best way to work out where a new score would fit in the ta…
  • ANNOUNCE: ZX Spectrum Game Coffee Table Bookhello peeps.<br /> <br /> I'm about half-way through writing a full-colour 250 page 8.5x5.5 inch<br /> coffee-table type book about Spectrum games fr…
  • Z80 cycle contentionHi,<br /> Does anybody knows exactly when the ula halts the Z80 clock during a memory r/w cycle?<br /> I mean which Z80 clock cycle, T1 or T2?<br /> …
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  • I/O contention model questionHi everyone,<br /> <br /> Sorry for my poor english. Together with a friend we are working on ZX<br /> Spectrum 48k implemented in FPGA. We have foun…
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