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Search Again :: Adv Search 1000 results in 0.091s
<1…28293031323334>
  • 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). …

    ... can download a windows binary of tnfsd.exe?
    [b ... feertech.com. Are both of these servers live at the ... spectranet is fresh out of the box today, is ... up the version number of the 4 firmware roms? ... find the DHCP assigned IP address of the interface (after it ...
    BloodBaz BloodBaz February 2013 Hardware
  • 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). …

    ... and feertech.com. Are both of these servers live at the ... are up at the time of writing this. And are rarely ... much more help this time of a Saturday night.

    address of the interface (after it is ...
    p13z p13z February 2013 Hardware
  • 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). …

    ... DHCP assigned IP address of the interface (after ... /> [code]
    ld de, address
    call GET_IFCONFIG_INET
    ... of 4 bytes of memory. The GET_IFCONFIG_INET call will place the current address ...
    The addresses of function calls are defined in ...
    Winston Winston February 2013 Hardware
  • Memory diagnostic toolIs there any sort of memory diagnostic tool for examining .Z80 files so I can easily identify large areas of blank memory? Scrolling through ZX Spin…

    ... visually check for a bunch of zeroes whizzing past, or if ... which lists addresses for areas of 175 consecutive zeroes between (STKEND ... #5 for a description of the new version.[/b]
    VALUE: equ 23681 ;address of value to check
    ATTR_P ...
    Battle Bunny Battle Bunny February 2013 Development
  • Memory diagnostic toolIs there any sort of memory diagnostic tool for examining .Z80 files so I can easily identify large areas of blank memory? Scrolling through ZX Spin…

    ... well and added a bit of colour; the plot colour ... when the address column fills up. Also, instead of just printing ... the addresses of 175 byte fragments ... it now prints the address of each matching block followed by ...
    Battle Bunny Battle Bunny February 2013 Development
  • SpeedLockI'm aware that there are seven (7) - yes, SEVEN!! - different iterations of the SpeedLock loader. I've loaded games from all 7 types, one by one, and…

    ... loader pre-calculated the address of the each attribute and ... starts up. Each block of 32 bytes read from ... is loaded at each of these addresses, so they ... it was: one row of attributes followed by eight rows ... followed by the next row of attributes... and so on. ...
    csmith csmith February 2013 Games
  • Keyboard TrickI know how to use the multi key in BASIC with IN you can get the keys [QUOTE]IN 254+256*(255-2^K)[/QUOTE] K is the keyboard's half row, comes from …

    ... help BASIC along. Bit manipulation of keyboard presses is a great ... (31,192) is the start address of the 40-byte buffer)
    [/code]

    An example of using the 30 byte code ...
    BloodBaz BloodBaz February 2013 Sinclair Basic
  • Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…

    ... . To get the runtime start address of a USR routine, start with ... DEFW to record the ORG address then the difference gives the ...
    Battle Bunny Battle Bunny February 2013 Sinclair Miscellaneous
  • Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…

    ... about calling outside the bounds of the program in question. After ... of the called command is of no interest, it's the return address ... always return with HL = the address of the next line.
    Battle Bunny Battle Bunny February 2013 Sinclair Miscellaneous
  • Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…

    ... hl,de ;HL=address of StartRoutine
    ;End of PC detection routine.
    address (the same you used for ...
    mcleod_ideafix mcleod_ideafix February 2013 Sinclair Miscellaneous
  • Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…

    ... always return with HL = the address of the next line.[/QUOTE]
    address of the function WHERE_AM_I now needs ...
    AndyC AndyC February 2013 Sinclair Miscellaneous
  • Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…

    ... no longer relocatable, since the address of the function WHERE_AM_I now needs ... all - in particular, as part of the program - is that it ... not be an assembled code address, but would just be an ...
    Battle Bunny Battle Bunny February 2013 Sinclair Miscellaneous
  • BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…

    ... it by moving the change of variable d (direction) forward to line ... the character at the start of the main game loop at ...
    bigjon bigjon February 2013 Sinclair Basic
  • Relocating a block of code as to work on a 16k spectrumI've written a game in from 50000 to 65535 and was wondering if there were any way to relocate the entire block of code to work on a 16k Spectrum. I…

    ... 's run-time USR address is different from its ... assembled ORG address.

    The ... CHANGE label refers to an address relocation table containing DEFW ... /> ex de,hl ;HL=address of location to change
    ld ...
    Battle Bunny Battle Bunny February 2013 Development
  • File conversion help neededI hope someone can assist me with a problem. I've got an unpublished PAWS game which I converted onto a SAM Coupe readable format (SAM Code file). …

    ... files. And at a start address of 131072.

    From what ... be saved at a start address of 65536 - length ... but for some ...
    DavidB DavidB February 2013 Sinclair Miscellaneous
  • Fastest redraw of screen from UDGsHere's a question for everyone, to generate a bit of code to be used in games: On a standard 48K Spectrum, what's the fastest way to redraw the scre…

    ... give a full 16-bit address of each UDG, allowing for multiple ... -bit character" could be the address of an UDG routine like this ... scan and finishing just ahead of the next raster scan).
    Einar Saukas Einar Saukas March 2013 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 …

    ... the last address of compressed ... than the last address of uncompressed data.
    | |
    +-start of compressed data |
    |
    |< ...
    Einar Saukas Einar Saukas March 2013 Brand new software
  • 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 …

    ... , isn't the lowest starting address for the compressed data given ... />
    [B]X[/B] = Starting address of uncompressed data
    [B]L ... [/B] = Length of uncompressed data
    [B]L ...
    Alessandro Grussu Alessandro Grussu March 2013 Brand new software
  • 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 …

    ... , isn't the lowest starting address for the compressed data given ... />
    [B]X[/B] = Starting address of uncompressed data
    [B]L ... [/B] = Length of uncompressed data
    [B]L ... '[/B] = Length of compressed data[/QUOTE]
    Your ...
    Einar Saukas Einar Saukas March 2013 Brand new software
  • Assembler v Machine CodeHi. I've been looking at a lot of the code examples in the Development section and can see that Assembler is the way to go. However, I was wondering …

    ... you are gonna take advantage of those methods!!!
    < ... /> I was warned of the risks of writing self mod code ... check the output of most assemblers by choosing ... list showing the memory address of your code as ... that exceed one megabyte of assembler text files. ...
    ASM ASM March 2013 Development
  • WIP: ULAPlus hardware implementationThis aims to be an "almost" plug-in replacement for the Sinclair ULA chip fitted in Spectrum 16K/48K/Plus machines. It comes in a form of a small PC…

    ... indeed.

    Just out of interest - the 8x1 attribute mode ... mode, you have 6144 bytes of bitmap data starting at #4000 ... data. If N is the address of a 8-pixel scan in ... data, N+8192 is the address of the attribute for those pixels ...
    mcleod_ideafix mcleod_ideafix March 2013 Hardware
  • Multiface 3 programming guide anywhere?I'm interested in the tantalising little bit of text at the bottom of my Multiface 3 manual (under the "Using 8K RAM" section): "Please send a SAE…

    ... while I found all sorts of other papers from 20-odd ... own program:
    * Store the address of your code at 2000h.
    John Elliott John Elliott March 2013 Hardware
  • Font hack that was used in a lot of early gamesThere was a little hack for changing the fonts on a spectrum and I remember it being used in a couple of old games on the 48k, it was a sort of ye od…

    ... />
    Setting the error return address on the stack to zero ... 'K' (lower screen) output routine address to jump to a RET ... : POKE CHANS,111
    The address of PRINT_OUT is 2548; the POKE ... changes it to 2415, which address contains a RET instruction in ...
    Battle Bunny Battle Bunny April 2013 Sinclair Basic
  • Sound programs that use +3DOS/AssemblerHi I am working on my final JSWed project and have nearly finished but i am considering changing the standard in game tune you get,the editor instruc…

    ... br /> of tunes saved by JSWED, it gives the address where ... Each channel is formed of a series of instructions, constructed using defb ... third is the relative address of the
    start of the section to ... 2 parameter bytes are the address of the sub-tune.
    ...
    jammajup jammajup April 2013 Development
  • Font hack that was used in a lot of early gamesThere was a little hack for changing the fonts on a spectrum and I remember it being used in a couple of old games on the 48k, it was a sort of ye od…

    ... MERGE will fail with "Out of memory". However, before executing any ... the ROM calculates the starting address of the next line, at $1BBF ...
    Battle Bunny Battle Bunny April 2013 Sinclair Basic
  • Broken Spectrum 48k: Faulty rams?Hi! I recently bought a used Spectrum 48k which works perfectly apart from not recognizing the upper 32k ram (so making it a Spectrum 16k that way).…

    ... when peeking into the first address of the 32k block IC18 is ...
    Max Max April 2013 Hardware
  • Timex undocumented video modesHi people. Please check my assumption about the functioning of the Timex in undocumented video modes: D2D1D0 wr #FF 0 0 0 - ZX color mode, the base …

    ... about the functioning of the Timex in ... ZX color mode, the base address of the screen #4000
    address of the screen #6000
    address of the screen #4000
    address of the screen #6000
    rga24 rga24 April 2013 Hardware
  • Relocation with SDCCI desperately need auto- relocation with SDCC. Something that will compile all of my code using start address 0 and generate relocation table so that…

    ... only need to store the address of the first byte which needs ... ] where pmem_list is an array of char):

    ;fetchPairLong< ... we need double the amount of tablespace to store these ... value and the relocation table address being different, but this still ...
    u6c87 u6c87 April 2013 Development
  • 16k programmingHi all, If I want to code something for a 16k (or any spectrum) my understanding was that if I CLEAR below 24064 and put all the code above it up to…

    ... byte less than the lowest address of your machine code routine e ...
    BloodBaz BloodBaz April 2013 Development
  • Keyboard scanning routines / techniques?What keyboard scanning routines or techniques do people use? I'm looking to write something which doesn't rely on the ROM-based keyboard scanner, an…

    ... done by setting the high address of the IN so that all ...
    BloodBaz BloodBaz May 2013 Development
<1…28293031323334>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

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  • Czech and English translation of Abe's Mission - Escape - Speccy remake of great PC/PSX game !!!Hi!<br /> <br /> You certainly know Abe from PC or PSX games Oddworld-Abe Oddysee and Oddworld-Abe Exoddus. Brothers decided to made it for our Spect…
  • I have some of your missing issues of Sinclair User......that is to say, SU #67-70, #74-77, #79 and #87. If I look closely I hope I can manage to find that #@*$%!!! Kamikaze Bear booklet which came with …
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