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Search Again :: Adv Search 1000 results in 0.016s
<1…11121314151617…34>
  • +3 disc imaging (idea + SDP)Following a bit of research, which you can probably see in the "old code" thread, I had an idea for a bit of software that may be useful (for me, and…

    ... required DB2 to be in memory whilst writing back the image ... protected disks as it calls +3DOS routines directly and has a ... control loop. Deals with all +3DOS legal disk formats but has ... a 3.5" disk unless +3DOS THINKS it's writing to ...
    DEATH DEATH April 2006 Development
  • ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…

    ... keen on the 8k pages of divIDE when the ... is built with a unified memory manager (instead of discrete ... different parts of the memory map), ZXCF fits into ... 16k block into different pages of the ZXCF then ... port 0x7ffd/1ffd to ZXCF pages. There's no chance ...
    MikeW MikeW April 2006 Hardware
  • ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…

    ... br />
    [code]

    Memory is based around a possible ... range. Setting
    bit R0 pages in 16k of EPROM in ... provide a Spectrum 128k compatible memory map, while
    expanding ... systems are needed to control memory. Likewise, I really don' ...
    MikeW MikeW April 2006 Hardware
  • ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…

    ... with the my ideas of memory management in a future Spectrum ... not keen on the 8k pages of divIDE when the rest ... it makes copying data between pages considerably more of a pain ... is only a problem because pages can only be switched into ...
    glancaster glancaster April 2006 Hardware
  • ZXCF InterfaceI'm just trying to get an idea for the ZXCF interface, and to me, it looks a much cleaner design compared to divIDE (Of course, that's just my opinio…

    ... Setting
    bit R0 pages in 16k of EPROM in ... provide a Spectrum 128k compatible memory map, while
    ... going smaller than 8k pages, but as smaller page ... ) that would map fixed pages (0 and 1 or ... of is having two memory configurations -- an operating ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Hardware
  • Spin GFX ripper helpwell, I?m not skilled in these things but IMHO I?m not stupid and can learn by trying or after my mistakes.. but this is something I?m not able to di…

    ... is searching through different RAM pages - I recall at one point ... . I tended to scan through memory with a width of about ... change in the way the memory looks when looking at sprites ...
    icabod icabod June 2006 Emulators
  • ZXLFN - storing tape header in a long file nameHi lads ;) Couple of months ago, the group of guys interested in divIDE software development has came up with an interesting idea - store tape heade…

    ... in? (ditto Timex, interface-specific memory, etc).[/QUOTE]

    I ... data into a memory bank unless the bank is pages in (unless ...
    icabod icabod July 2006 Emulators
  • Problem with rotating procedureHi folks! I wrote a proc in z80 asm, based on: x' = x * cos (z) - y * sin (z) y' = x * sin (z) + y * cos (z) I used a precalculated table of sin a…

    ... more memory requirements. For example, you could use several Speccy 128k pages ...
    baze baze July 2006 Development
  • Battle Of The TrollsHello and welcome to WoS Gardens for the inaugural 'Battle Of The Trolls' Sporting Event (?). Tonight, squaring off against each other are two legend…

    ... called Gerald)
    Amount of memory in his Spectrum: 598Mb
    pages stuck together. A copy of ...
    chaosmongers chaosmongers August 2006 Chit chat
  • Battle Of The TrollsHello and welcome to WoS Gardens for the inaugural 'Battle Of The Trolls' Sporting Event (?). Tonight, squaring off against each other are two legend…

    ... called Gerald)
    Amount of memory in his Spectrum: 598Mb
    pages stuck together. A copy of ...
    dm_boozefreek dm_boozefreek August 2006 Chit chat
  • Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…

    ... /> Would there have been enough memory left for programs like Football ... think there would be enough memory for programs like you mentioned ... , editor etc... on separate ROM pages or just use CP/M ...
    JamesD JamesD September 2006 Sinclair Miscellaneous
  • The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…

    ... ). Timex chose 8k pages and Sinclair chose 16k pages. I think 16k ... 's four(eight) 16k(8k) pages programmably occupied by any page ... 'm not talking about segmented memory here, just physical paging.
    memory you have to start thinking ...
    Alcoholics Anonymous Alcoholics Anonymous October 2006 Sinclair Miscellaneous
  • The 128 plus 2 wasn't very goodHaving looked at the review in issue 33 of Crash of the Spectrum Plus 2, it strikes me as a bit odd, as if Simon Goodwin had to like it. I remember r…

    ... ). Timex chose 8k pages and Sinclair chose 16k pages. I think 16k ... 's four(eight) 16k(8k) pages programmably occupied by any page ... 'm not talking about segmented memory here, just physical paging.[/quote ... you go up to 128k memory you have to start thinking ...
    JamesD JamesD October 2006 Sinclair Miscellaneous
  • Currah MicrosourceHi Anyone here got a Currah Microsource ? I have one, its one of the original eval units complete with 'draft' manual. Just interested to see how …

    ... for a fixed address and pages in (as you say via ... addresses and monitor the rom memory against a copy of the ...
    BloodBaz BloodBaz October 2006 Sinclair Miscellaneous
  • Ways to use double buffering in basicI was meddling with woody's print stream code where you can print characters at any pixel location on screen. I was playing with 12 sprites, very ann…

    ... This one *will* copy across memory banks and honour the bank ... to the 128's extra memory (you select destination address). ... /> A specialized version that just pages in the source or destination ... lose the option to span memory banks with "saved blocks". ...
    Alcoholics Anonymous Alcoholics Anonymous November 2006 Sinclair Basic
  • Ways to use double buffering in basicI was meddling with woody's print stream code where you can print characters at any pixel location on screen. I was playing with 12 sprites, very ann…

    ... way to draw into another memory area, then copy that area ... 's why when I switched pages and print something on screen ...
    Arda Arda November 2006 Sinclair Basic
  • Spectrum RAM Paks...This jogged my memory (excuse the pun!!) : [url]http://cgi.ebay.co.uk/CURRAH-32K-RAM-PACK-BOXED-SINCLAIR-ZX-SPECTRUM_W0QQitemZ150057889352QQihZ005QQ…

    ... the same place in the memory map as the internal 32K ... giving a pair of 32K "pages". Would need careful programming tho ...
    DEATH DEATH November 2006 Sinclair Miscellaneous
  • The BASIC ISRFirst of all, excuse me if my blatant ignorance about this topic makes me write some nonsense :) The thing is that I'm finishing a game in mixed BAS…

    ... use a huge amount of memory considering where the vector table ... top page, especially if ram-pages are going to be used ...
    icabod icabod November 2006 Sinclair Basic
  • The BASIC ISRFirst of all, excuse me if my blatant ignorance about this topic makes me write some nonsense :) The thing is that I'm finishing a game in mixed BAS…

    ... use a huge amount of memory considering where the vector table ... top page, especially if ram-pages are going to be used ...
    Dr BEEP Dr BEEP November 2006 Sinclair Basic
  • Urgent Help needed to fix this: calling all machine code gurusI am currently trying to write tutorials on the amazing Orfeus music composer by Proxima which allows you to do multi channel music through the beepe…

    ... get this thread onto two pages before lunchtime at this rate ... then load it anywhere in memory [I]if[/I] you keep ...
    icabod icabod November 2006 Development
  • Sam coup? - some questionsHi everyone. Got myself a sam coup&#233; without any kind of cables. I was a bit suspicious about it's working condition. Hooked it to a pc at psu a…

    ... on the Sam, how the memory map look like? I mean ... set to page 30, so pages 30+31 are where it ...
    Quazar Quazar November 2006 Hardware
  • I'm in need of help hereI've been using the 'COMB' and 'TRANSFER' programs on Lerm's Utility D package to convert copy-protected (Speedlock, Alcatraz etc) 48k games onto +3 …

    ... POKE 23388 to page the memory in before you load the ... /> In order to swap the pages, you need to CLEAR below ...
    Jmk Jmk December 2006 Sinclair Miscellaneous
  • Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…

    ... Sam C gets around paging memory about, if it does ... anywhere in the Sam's memory map...

    With ... the screen taking up two pages that leaves me with ... two more pages which has to include ... ASIC do all the memory management and pages in and out ...
    DonkeyPong DonkeyPong December 2006 Development
  • Small C on Sam help neededI'm trying to make good on some of my old developments that fell by the wayside and one of them uses Small C. The reason I stopped was down to not h…

    ... manual:

    [QUOTE]
    Memory Sharing

    SAM C ... the free memory in your SAM and allocates 6 RAM pages ( 96K ... 3' and RAMTOP to 32767. Memory for static objects is allocated ... at compile time. The free memory 'behind' your program is pointed ...
    DonkeyPong DonkeyPong December 2006 Development
  • Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…

    ... article is a whopping 26 pages long in that issue (the ... magazine itself is 56 pages in total!), and is jam ... at starting the game engine, memory handling, interrupts, putting sprites... Issue ...
    Quazar Quazar January 2007 Development
  • Wanted: z80 asm routines...for the Sam. This call goes out to Colin and others who know how it should be done. If you look on the Sam C disk you can see the implementation…

    ... article is a whopping 26 pages long in that issue (the ... magazine itself is 56 pages in total!), and is jam ... at starting the game engine, memory handling, interrupts, putting sprites... Issue ...
    DonkeyPong DonkeyPong January 2007 Development
  • Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …

    ... to flip the two pages into memory to write to ... VMPR. Don't allocate memory within C for them! ... use the higher chunks of memory for screens...)

    memory, and say trying to ... so many limitations, handling memory correctly with that will ...
    Quazar Quazar January 2007 Development
  • Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …

    ... of the Sam's memory as a linear memory map, as when ... gritty you are dealing with pages and offsets.

    BASIC ... (Page 30, Offset 0)
    Pages 28/29 are used when ... store a screen somewhere in memory out of the way!)
    Quazar Quazar January 2007 Development
  • Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …

    ... my program runs, what pages the data is put in ... ) and any copy of memory allocated for sprite data is ... page (1/2) into memory when blitting the active routines ... written to it of sprite memory location, target x,y ... swapped in and out of memory a bit but making ...
    DonkeyPong DonkeyPong January 2007 Development
  • Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …

    ... thinking of 16K pages.

    Because, the memory paging of the ...
    Quazar Quazar January 2007 Development
<1…11121314151617…34>

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