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<1…28293031323334>
  • Pac-Land: can be coloured?All versions of this game are full coloured, but not the Spectrum version. It has large sprites, but maybe the scroll is too fine to make a coloured …

    ... were made.

    [CODE] DEVICE ZXSPECTRUM48
    ;works ... also extracted
    ;in original code, the colour is read ... /> JP 34786 ;back to original code

    ;----------
    ...
    EXX ;original code
    LD C,A
    EXX
    Ralf Ralf February 2014 Games
  • Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…

    ... example:

    [code]tile_2:
    defb 62,127 ... B], 50[/B][/code]

    In the above example, ... is:

    [code]get_screen_attr:
    ld a,b ... add a,c
    ld l,a
    ret[/code]
    ... DJNZ bit in print_block:

    [code]ld bc,( ...
    Morkin Morkin March 2014 Development
  • How did you learn to code on the Spectrum?Got to be honest, as much as I wish I did, I don't know anything about programming. I had a Spectrum (+2 and then +2B) when I was a kid, and my prog…

    ... dabbled with writing c.g.c entries etc in BASIC but never ... importance of powers of 2 in computing, and train yourself ... once it clicks in your brain. Writing machine code in decimal notation ... just makes it impossible to see meaning in ...
    guesser guesser March 2014 Development
  • FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…

    ... files? A Unix GNU C sample on PC side ... named pipes):

    [CODE]$ mkfifo ~/fuse-if1-tx ~/fuse ...
    Now send CTRL-C to cat. Try grabbing a ... 's IF1 serial code is written in a way that ... amp;if1_ula.data_out, 1 ) != 1 );[/CODE]In short, output to a text ...
    zub zub March 2014 Development
  • FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…

    ... .

    [CODE]/*
    * serial.c
    * serial comms

    [CODE] 69 ;serial.c:32: void serial_write(byte ... under the impression that in order to use serial ... , .db 1e to send char in register a.

    tstih tstih April 2014 Development
  • ZXMAK2 Version 2.7.3.3Hi all, new version of ZXMAK2 emulator is available here: [url]https://zxmak2.codeplex.com/releases/view/106228[/url] Whats new: - a lot of bugs wa…

    ... in C# and is able to keep video synchronization better than the code ... written in C++ :-)

    Also, I ...
    ZXMAK ZXMAK April 2014 Emulators
  • ZXMAK2 Version 2.7.3.3Hi all, new version of ZXMAK2 emulator is available here: [url]https://zxmak2.codeplex.com/releases/view/106228[/url] Whats new: - a lot of bugs wa…

    ... in C# and is able to keep video synchronization better than the code ... written in C++ :-)

    Also, ... I need some additional adjustments in zx mak 2, to ... cant see any difference in the smoothness of animation.
    Pegaz Pegaz April 2014 Emulators
  • Fuller AY only gamesThe definitive list: 1) Demonstration Tape 2) Bodysnatchas 3) Star Bike

    ... following patch:

    [CODE]org $9700

    ... br /> ;load first block of code in at a safe place
    out (c),a
    ld bc,$bffd ... /> out (c),a
    pop bc
    ret[/CODE]
    ... tape - no LOAD "" CODE required.
    It only ...
    Jimmy Jimmy May 2014 Games
  • Why do modern computers go slow?I'm not so much thinking of home PCs slowed down by viruses, more the extent that modern programmers think about the speed of their code. For exampl…

    ... been written in C, different compilers may create different machine code... if the ... running generic old 386 code, it will run in every PC built ... time to real machine code previously generated in the computer. That's ...
    Black Hole Black Hole May 2014 Chit chat
  • Why do modern computers go slow?I'm not so much thinking of home PCs slowed down by viruses, more the extent that modern programmers think about the speed of their code. For exampl…

    ... So short of hand-optimising code for parallelisation (which is ... very low cost threads, in which case the Erlang ... /> However it seems like in the OP's case things ... with the program partly in C and partly in VB, with the ... not hard to do in C and will perform much ...
    Winston Winston May 2014 Chit chat
  • Code analysis on SNA filesI was wondering if anybody has attempted to convert all TZX/TAP files into SNA files? I would prefer SNA files as they're easy to use and search from…

    Bandit, Ive seen the giveaway code in A.T.A.C, would it be ... snapshot in order to minimise the chance of the compiler code being ...
    m1k3yboi m1k3yboi May 2014 Development
  • fat16/32 driver sourceHi, I was asked if there is a source code of fat16/32 driver for divIDE. In fact, Fatware and esxdos are both closed source and brief search found n…

    ... a source code of fat16/32 driver for divIDE. In fact, Fatware ... a very small FAT implementation in C called [URL="http://elm-chan ...
    guesser guesser May 2014 Development
  • New Game: Ninjajar!Yes, it's here! We had some late hour problems with +2A models and had to switch to a machine code loader (as the game takes up the whole 128K, even …

    Problem is, I don't code in assembly, so I can't ... and call splib2 functions from C, so I simply can't ... game from the provided source code using the keys you ... br /> -contended RAM page paged in (check)
    -ULA is ... not RAM 0 is paged in, and setting it back ...
    na_th_an na_th_an May 2014 Brand new software
  • New Game: Ninjajar!Yes, it's here! We had some late hour problems with +2A models and had to switch to a machine code loader (as the game takes up the whole 128K, even …

    ... ]Problem is, I don't code in assembly, so I can't ... and call splib2 functions from C, so I simply can't ... /> You simply can code this small part in assembly and put over ... compiled code, no? There is ...
    Shadow Maker Shadow Maker May 2014 Brand new software
  • Beautiful codeSome people see beauty or something sublime in maths formulas and equations, can anyone suggest examples of beautiful or sublime programming?

    ... distinction between beautiful code, code that is clever and code that I ... .

    Clever code is the code that uses tricks like ... using self modifying code in the wrong places in some of my ... stupid code. I've seen the best examples of this in C++. C++ is ...
    David Jones David Jones May 2014 Development
  • Beautiful codeSome people see beauty or something sublime in maths formulas and equations, can anyone suggest examples of beautiful or sublime programming?

    ... /stupid code. I've seen the best examples of this in C++. C++ is ... of doing things. But most C++ compilers are very good at ...
    guesser guesser May 2014 Development
  • Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…

    ... that is so tied up in the basic system that it ... 's hard to use in m/c programs.[/QUOTE]

    in the ROM from machine code. In fact the only ... the bug. Just an instruction in the wrong place. Got the ...
    chev chev June 2014 Development
  • Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…

    ... dictionary words in the ROM from machine code. In fact the ... bunch of basic interface code in z88dk that will read ... This routine writes a C string into basic's s ... things to be left untouched in memory. You need to ... the m/c program and make sure C/asm does ...
    Alcoholics Anonymous Alcoholics Anonymous June 2014 Development
  • Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…

    ... a bunch of basic interface code in z88dk that will read ... . This routine writes a C string into basic's s ... things to be left untouched in memory. You need to ... below the m/c program and make sure C/asm does ... to leave some room for code.

    [strike]I ...
    chev chev June 2014 Development
  • Porting Blues Brothers CPC->ZX...just an ideaI've just watched a video of the CPC version of the Blues Brothers games by Titus [url]http://www.youtube.com/watch?v=6DOj-Ta3Ek4...Based[/url] on th…

    ... reminds me of my suggestion in the spanish forums about ... be made with the AlcoholicAnonymous' C framework. This gamemaker called Tululoo ... =620.msg2660#msg2660"]Tululoo source code[/URL]
    Last version ... br /> There are lots of code in html5 on how to make ...
    hikoki hikoki June 2014 New game ideas
  • FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…

    ... start bit)
    in a,(c)
    in a,(c)
    in a,(c)
    ;; FUSE ... buffered serial input code.

    [CODE]/*
    * serial.c
    * serial communication ... working receiver.

    [CODE]/*
    * app.c
    * datalink app!
    tstih tstih June 2014 Development
  • UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…

    ... characters drawn in one frame of animation; in the ... you have them drawn in an alternate frame of ... the same character moving in different directions. Although I ... aspect, using keys 5678 in i$, 'c' starts at 9, ... LET c=c+4 OR c=9: LET c$=CHR$(CODE i$+c); thus;< ...
    Battle Bunny Battle Bunny June 2014 Sinclair Basic
  • Robocop 3 and Spectrum 128K toast-rackHi all, we are going on with the tests on the new 128K emulator for the V6Z80p board, and we have found something odd: Robocop 3 (designed for the 12…

    ... 14th decryptor there is this code:-

    LD BC, ... /> LD A,3
    OUT (C),A

    and that ... and +2 Grey this code pages in the editor ROM and ... this by running the decryptor code in RAM Page #3 then copying ... added a bit of check code to see if it' ...
    nuggetreggae nuggetreggae July 2014 Emulators
  • FUSE serial communication sample anyone?Hi, in [URL="http://manpages.ubuntu.com/manpages/precise/man1/fuse.1.html"]FUSE man pages[/URL] one finds switches for serial comms. By using --inte…

    ... ask.
    in a,(c)
    in a,(c)
    in a,(c)

    * common types used in code (do not include stdint.h ...
    #endif[/CODE]
    [B]serial.c[/B][CODE]/*
    * serial.c
    * serial ... br /> [B]app.c[/B][CODE]int main(int argn,char ...
    tstih tstih July 2014 Development
  • Problem Reading the KeyboardHi Folks, I'm working my way through Toni Baker's rather good book and thought I'd write some code to scan the keyboard and store the results so tha…

    ... start, which puts 0 in B and 8 in C.
    [*]The "OR ... you use a "[code]" tag to quote any code segments, then it ... used for readability; eg:
    [code]
    ;3.1 Read key ... rid of meaningless bits
    [/code]
    The terminator for a ...
    Battle Bunny Battle Bunny July 2014 Development
  • Problem Reading the KeyboardHi Folks, I'm working my way through Toni Baker's rather good book and thought I'd write some code to scan the keyboard and store the results so tha…

    ... thanks for the guidance re code formatting - I've updated ... , your comments on my code pointed me in exactly the right direction ... is interested or needs similar code in the future here are the ... changed segments of my code

    [code]
    ;3 Loop ...
    KrazyKattapilla KrazyKattapilla July 2014 Development
  • Spectranet updateHi all It's been a busy summer, and in any case I've wanted a little bit of a break from doing Speccy stuff to avoid it getting old (pun intended). …

    ... off doing something like this in C with the z88dk or asm ... OS in the world provides so with little modification, example C code you ... instead. There are some examples in SVN.

    With BASIC ...
    Winston Winston July 2014 Hardware
  • Clashbasher a new interface to reduce colour clashI've been working on this for a while now. [IMG]http://markamy.uwclub.net/cauldron.JPG[/IMG] Basicly its an add on for a 48k spectrum, which reinte…

    ... along and my code (both the assembly code in the microcontroller ... and the VHDL / schematic entry in ... both the propeller code and the code for the CPLD ... 0 │ by Chip Gracey │ (C)2006 Parallax, Inc. │ 26 ...
    Basher Basher August 2014 Hardware
  • Pause XWhat would be the best way to implement a short delay (unlike with basic, without any key detection to cut it short) in assembly ? Basically somethi…

    ... /> HALT
    DJNZ loop
    [/CODE]

    Of course it ... something - it will execute interrupt code in each frame.

    If ... do it this way:
    [CODE] LD BC,20000
    Loop ... ,B
    OR C
    JR NZ,Loop[/CODE]

    Set ...
    Ralf Ralf August 2014 Development
  • A new full-screen bicolor engine called NIRVANA[I]OK, there's something I need to clarify first: Nowadays if you write [B]"multicolor"[/B] everyone assumes it refers to "multicolor 8x1" (an attri…

    ... kind of game you have in mind.

    [QUOTE=slenkar ... a look at demo source code "nirvanadem.c" you will see the ...
    Einar Saukas Einar Saukas August 2014 Brand new software
<1…28293031323334>

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