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Search Again :: Adv Search 1000 results in 0.019s
<1234567…34>
  • Convert Screen to TAPHow do I take the screen display and save it as a tap (I am basically trying to create 3 taps, one for the basic loader, one for the screen, and one …

    ... />
    [B]java BinaryToTAP SCREEN.SCR SCREEN.TAP "screen" 16384[/B]

    Or ... />
    [B]java SNAtoTAP SCREEN.SNA SCREEN.TAP "screen" 16384 6912[/B]

    andrewbroad andrewbroad December 2005 Development
  • 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…

    ... ]loader,10.01.zx0
    screen,16384,6912.02.zx3
    code ... could even add a "family" ("screen,16384,6912.mydemo.02.zx3" - would ...
    icabod icabod July 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…

    ... ? One of the examples is "Screen,16384,6912.zx3", but if it ...
    icabod icabod July 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…

    ... browse for a file named "screen,16384.zx3" and the emulator would ... load file contents to address 16384. It doesn't even have ... be nice to do LOAD "screen". How's that not supposed ...
    baze baze July 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…

    ... a folder, both screen dumps. One is named "screen,16384,zx3" and the ... other "screen,32768,zx3".

    If I LOAD "screen" CODE, which one will I ...
    Dunny Dunny July 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…

    ... resolve file name ambiguities like "screen.zx3" = "screen,16384.zx3" and "file.tap ...
    baze baze August 2006 Emulators
  • Difference in emulator screen sizes and coloursSeeing as Greencard's gone out drinking... I've done a comparison between Spectaculator and ZXSpin. ZXSpin's full screen with border is taller than S…

    ... , such as full-screen characters, full-screen horizon (Aquaplane) or ... as much time-consuming screen calculations as possible without ... the first byte of the screen (16384) is displayed. At least ...
    Then the 192 screen+border lines are displayed, followed ...
    rich_chandler rich_chandler December 2008 Emulators
  • Sprite RoutineI was wondering if anyone could point me in the direction of a really basic example of a per-pixel sprite routine? Preferably commented. The screen …

    To calculate a screen address I usually take the Y pixel position, swap bits 2 to 0 with bits 5 to 3, shift to left 5 times (to multiply with 32) and add the start of screen (16384 or 49152).
    LCD LCD October 2010 Development
  • Speccy screen display novice: What am I missing?[deleted]

    ... the first byte of the screen (16384) is displayed. At least ...
    Then the 192 screen+border lines are displayed, followed ... all screen lines are equal.

    Memory addresses 16384 ... to 22528 describe the graphics of complete Spectrum screen, ...
    Ralf Ralf July 2011 Development
  • ZX7: an "optimal" LZ77 packerAbout 20 years ago, I started a M.Sc. in Computing, planning to work on data compression. Although I quickly changed to another subject for a number …

    ... , 209 bytes
    5. Loading screen turbodata (6912 bytes)
    6 ... )
    7. Menu screen header
    8. Menu screen data (6912 bytes ... at 40000 with target the screen (16384) you do something like:
    20 LET y= 16384
    30 GOSUB 1000
    antoniovillena antoniovillena January 2013 Brand new software
  • SE BasicAfter 13 years of development I thought I'd run out of things to optimize, but it turns out I was wrong. However, I'm now running out of time to work…

    ... ULAplus screens with LOAD "" CODE 16384: RESET.
    [*]Lower 16K ROM ... ULAplus screens with SAVE "screen" 16384, 6976
    [*]SCREEN$() supports UDGs and 8 ... palette buffer following the default screen area.
    [*]ULAplus support: PALETTE ...
    chev chev October 2013 Sinclair Basic
  • Spectrum Emulator that supports low resolutions and runs smoothlyHello to All, I have been trying to find a spectrum emulator that will work well through my CRT TV (using RGB to Scart) Most emulators seem to supp…

    ... the first byte of the screen (16384) is displayed. At least the ... .

    Then the 192 screen+border lines are displayed, followed ...
    Arjun Arjun December 2014 Emulators
  • Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…

    ...
    [b]LD HL,16384[/b]

    becomes ...
    [b]LET HL = 16384[/b]

    Though you ... ]
    1000 LET HL=16384
    1010 LET DE=58368 ... 6912 bytes from the screen (16384) to address 58368 in ... from 58368 to the screen. That's what the ...
    joefish joefish September 2016 Sinclair Basic
  • Best place to start learning assembly on WOS ?So I'm pretty new at this forum but not the Speccy so my BASIC is pretty good. I can see lots of resources on WOS for doing machine code/assembly but…

    ... 's see:

    Screen:
    16384 vs 0x4000
    18432 vs ...
    Bedazzle Bedazzle October 2016 Development
  • Does Screen Flipping work on a 48k Spectrum?On the other post it showed some basic code to flip the screen on a +3. Does it work on a 48k Spectrum. Can anyone show me the machine code to: Se…

    ... basic code to flip the screen on a +3.


    Set the screen memory to default 16384
    Write to backbuffer ... 49152
    Flip the screen memory ...
    robpearmain robpearmain May 2004 Development
  • Map to screen address problemCan anyone help me out with what I guess is a screen address calculation problem. I need to calculate the screen address of a tile based on a number…

    ... what I guess is a screen address calculation problem.

    I need to calculate the screen address of a tile based ... 0 its address would be 16384, tile 1 is 16386, tile ... to calculate for the other screen thirds.

    Could someone ...
    Mr Millside Mr Millside April 2005 Development
  • screen$I'm wanting to create a game which is written mostly is Basic, due to lack of MC skills but i need a MC routine if someone would kindly supply it I…

    ... these in memory
    eg screen 1 at address 23296 to ... 30208
    screen 2 at address 30209 to ... from it's address to 16384

    i used to ... used to mess up the screen if you were pressing a ...
    chop983 chop983 August 2005 Development
  • Optimisation Needed! Is this the Fastest way to copy bytes from screen and back again?I have the screen address (say 0,0 i.e 16384) I want to copy 4 bytes wide by 32 bytes high from the screen to an area of memory. I then want to cop…

    ... have the screen address (say 0,0 i.e 16384)
    ... (4433 TStates to copy from screen to store)


    ; Clear the screen to show we are bringing ... to the screen

    ld hl,16384
    ld ...
    robpearmain robpearmain November 2005 Development
  • 128k Screen Flipping - Sample Code PleaseI know this has been covered before, but I cannot find out code to do the following: On a 128k Spectrum tell the speccy to display from address 4915…

    ... to 16384 etc etc so that I can display one screen, draw ... display 49152
    draw to 16384
    Tell Spectrum to display ... 16384
    draw to 49152
    ...
    robpearmain robpearmain February 2006 Development
  • Loading Screen ProblemI am putting together files on a tape that my game needs. The problem that I have is that after loading the "loading screen", the image is spoilt by …

    ... after loading the "loading screen", the image is spoilt ... appearing ? When the loading screen was designed there was no ... all the memory from 16384 to the end (48k ... left-hand edge of the screen ? Is there a ... appear elsewhere on the screen. It may be possible ...
    Mr Millside Mr Millside August 2006 Development
  • Screen LoaderCouple days ago i find very interesting loader routine in ex Yugoslavia magazine "Svet Kompjutera" from january 1987. Authors of article, calls this …

    ... "bit-loader" and she load screen verticaly line by line, from ... of most impressive.
    Uncompressed screen must be at 49152, routine ... (HIL),HL
    LD DE,16384
    LD (DIL),DE
    Pegaz Pegaz August 2006 Games
  • Watching screen while debugging???I'll try to state my problem clearly, but I don't know if I'll succeed ..:) I load a Spectrum program into emulator (it doesn't matter which one at …

    ... suddenly,after many instructions,all screen is refreshed.

    I ... emulator, to watch changes to screen immediately?

    For example ... /> LD A,255
    LD (16384),A

    I would ... expect that after LD (16384),A a short line will ...
    Ralf Ralf December 2008 Development
  • Fastest way to clear a screen.We haven't had an optimizing fun for some time, so let's have some: What's the fastest way to clear a screen (i.e., filling the 6912 bytes at 16384 w…

    ... clear a screen (i.e., filling the 6912 bytes at 16384 with ... :
    [CODE]
    LD HL,16384 ; 3B 10T
    LD DE ...
    Patrik Rak Patrik Rak February 2009 Development
  • Question on copying screen bufferHi, Al my prevoius games were copying graphics directly to screen memory starting at 16384. Now I'm experimenting with screen buffer where I could d…

    ... to screen memory starting at 16384. Now I'm experimenting with screen buffer ... I would copy it to screen memory.

    You may ... clearing any sprites on the screen, I'm just copying static ... image from buffer to screen after HALT.

    Am ...
    Ralf Ralf December 2009 Development
  • Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …

    ... /> The O.C.P Full Screen Editor/Assembler was published in ... the object code to the screen (location 16384) so I could simply ... had just assembled to a screen dump of 6912 BYTES. As ...
    ASM ASM November 2010 Development
  • Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…

    ... "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread ... then press "j", the screen will erase and then will ... )
    20 LET df=16384: LET dl=6912: LET ... 35 PRINT #0;"load a SCREEN$ then press ""j"""
    ... a$ as starting at 16384 with a length of ...
    Battle Bunny Battle Bunny April 2011 Sinclair Basic
  • Routine for clearing screenI was looking for a 'nice' way of clearing a screen of graphics in Z80. After a ridiculous amount of time mucking around, this is the best and most …

    ... 'nice' way of clearing a screen of graphics in Z80. After ... ]
    START
    ld hl,16384
    ld bc,6144
    Morkin Morkin March 2012 Development
  • RCS (Reverse Computer Screen)[B]RCS[/B] ("Reverse Computer Screen", or simply SCR written backwards) is a small utility I'm about to release, that reorders bytes from the ZX-Spec…

    ... from the ZX-Spectrum screen to significantly improve ... specialized routines for ZX-Spectrum screen compression.

    ...
    The same screen, reordered with RCS before compressing ... 6143
    30 POKE 16384+F,255
    40 ...
    60 POKE 16384+T*2048+L*256 ...
    Einar Saukas Einar Saukas January 2013 Development
  • Help with calculating screen addresses[SIZE=3][FONT=Calibri]I?m having a bit of a coding session whilst at work so can?t spend too much time on my current problem. I?m sure someone on thi…

    ... just inc or dec the screen address by one. Up and ... of the screen thirds. Assuming my cursor starts at 16384 and moves ...
    Mr Millside Mr Millside October 2013 Development
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