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Sinclair QL bad memoryI googled around trying to see if there was a resource for this but didn't really find anything specific. I have a QL with the white screen proble…
... screen problem which indicates bad memory, so I plopped a Minerva ... you addresses of the bad memory...Problem is that doesn't ... help me identify which IC memory chip it is. Is there ... " a good chip on each memory chip but the only result ... -
Recommend-me-do - memory card devicesSo, both myself (with a +3 that has a dodgy drive) and my friend (with a +2) are looking at the various options for loading from memory card. What…
... various options for loading from memory card.
What do ... to find their way onto memory card? -
im looking for a basic routine that adds a numerical character to a stringim looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on
im looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on -
how do i convert a binary string into hex in basic?how do i convert a binary string into hex in basic?
how do i convert a binary string into hex in basic? -
Alien-B: a simple invaders in Beta BASICIn 2011 I wrote a simple invaders game in Beta BASIC 4.0+D (for Spectrum 128 with the Plus D interface), just for fun and to try some of the graphic …
... simple invaders game in Beta BASIC 4.0+D (for Spectrum ... -
The history of ESXDOS, the DivMMC and the DivMMC EnJOY![img]http://benophetinternet.nl/hobby/divmmc_history/1%20esxdos.jpg[/img] These are the stories behind esxDOS, the most popular operating system e…
... /> Full TR-DOS support from BASIC
-------------------
ROM1 - 48K Basic
SysRam:
... - swap partition
- virtual memory up to 4Mb
basic
and system progs ... -
Utility to create long REM Line for storing M/C program - Maximum BASIC Line LengthHi, I think there was a Utlity or Toolkit to create a long REM-Line under 48k BASIC to store some MCode in it. So I don´t have to type e.g. 5…
... long REM-Line under 48k BASIC
to store some MCode ... the REM into the first BASIC-Line.
Is there ... max line length in 48k BASIC e.g. 999 Characters or ... -
Spectrum+ PiInspired by Hammer09'sd weekend project http://www.worldofspectrum.org/forums/discussion/comment/832342/ and Tynemouth Software's Spectrum+ Pi https:…
... so tools had to be basic (saw/file/screwdriver/drill) and ... plugged in is a USB memory stick, a wireless network adapter ... -
Recreated ZX Spectrum thoughtsI have a recreated ZX Spectrum (and a Vega and a 48K with SMART) and while I know it is not well regarded I actually quite like it. The app is "ok" a…
... own apps including am emulator (basic) and it all worked well ... - fast CPU, decent storage and memory, wifi, network, HDMI etc. all ... -
No contended memory?Sorry if this is a stupid question. But I'm trying to learn more about the ZX Spectrum. If I had a stock 48k Speccy and I could wave a magic wa…
... magic wand to remove the memory contention, what software would break ... -
Beginners Basic Programming BookHi All, My son is interested in learing programming and I got him started on a spectrum emulator on my laptop. I've bought him a +2 (grey) 128 of Eb…
... of Ebay. Apart from the basic manual that you get can ... anyone recommend a good basic typing in book to get ... -
Help With AY Music Program in BASICHi, last year I started writing a BASIC program for making and recording AY Music. I thought it would be easier than learning how to use Soundtracker…
... year I started writing a BASIC program for making and recording ... could help me fix the BASIC program, I'd be very ... ]
[b][u][u]BASIC listing:[/u][/u][/b]
Flood FillHi Folks, Can anyone point me to a flood fill that I can call from ZX BASIC? I have looked through the archive and although there are posts about…
... I can call from ZX BASIC? I have looked through the ... code
* Works from any memory address so I can load ... it in to memory where I want
* Fast ... based due to lack of memory
* Parameters something like start ...Incompressible blocksOne idea I've been pondering about regarding Mackarel is incompressible blocks. If you have a game where you store some data in memory in compressed …
... you store some data in memory in compressed form, it's ... be in the slower low memory, which means copying things around ... side, we can overwrite the basic part too..)..
Anyway ...BASIC Tenliners 2016I would like invite all basic programmers to this year's BASIC Tenliners contest. You have to code a game in 10 lines of BASIC. For details please ta…
... like invite all basic programmers to this year's BASIC Tenliners contest ... game in 10 lines of BASIC. For details please take a ... ://gkanold.wix.com/homeputerium#!basic-tenliners-2016/c450"]BASIC Tenliners 2016[/url]Bizarre ZX Spectrum faults (also possibly relevant to Spectranet compatibility problems).I'm attempting to repair an issue 4A 48K ZX Spectrum and am encountering some very strange problems. For my own records I've given this computer the …
... on screen and the BASIC portion of the memory test program that ... , though, load and run the memory test program again and stopped ... another oddity. While entering a BASIC program, the TV would occasionally ...Calling machine codeOccasionally I see on ZX computers (mostly the spectrum, but I think also the '80 and '81), how someone made their machine code and wrote the bytes i…
... wrote the bytes into some memory which BASIC doesn't touch. Then ...Reading PC text files from BASIC!I was playing around with my DivMMC Enjoy! and managed to work out that it's dead easy to load PC .TXT files into the Speccy - I've got them viewable…
... need to go through the memory addresses and PRINT CHR$ PEEK ...Tasword file format - for transfer to/from PCHaving worked out that it's dead simple to load in and read .TXT files from the memory card on a DivMMC Enjoy!, I'm keen to see what else can be done…
... read .TXT files from the memory card on a DivMMC Enjoy ... save routines are all in BASIC and can be customised for ... save and load from the memory card and stick .TXT extensions ...Biggest ZX collection ever offered for sale on the internet !!!The most COMPLETE ZX SPECTRUM collection ever offered for sale on the internet! It took me years to collect everything, to make sure I have every …
...
Complete Guite to Sam Basic
Sam documents - various
Joystick interface - x5
16K memory expansion for ZX81 - x1
BASIC problem in SpectaculatorI have a piece of music written in +3 BASIC in spectaculator (using FOR LET, PLAY and NEXT) and when it auto loads (because of save "tune" LINE 10) i…
... of music written in +3 BASIC in spectaculator (using FOR LET ...Britsoft - Read-Only Memory Publishing"Britsoft" by Read-Only Memory Publishing is their latest book charting the rise and fall of game development in the UK from the early 80s to the end…
"Britsoft" by Read-Only Memory Publishing is their latest book ...48K Memory MapHi, I'm having some trouble understanding the top of the 48K Memory Map. From reading elsewhere I have this as the memory map: 0 to 16383 - …
... the top of the 48K Memory Map.
From ... /> 0 to 16383 - Read Only Memory
16384 to 22527 - Display ... br /> 23755 to 65367 - Available Memory
65368 to 65535 - User ... area '23755 to 65367 - Available Memory'
Also what ...ZX Basic interpreter in the Forum Postings. It would be so nice to do this in our forums [basic line=1] 10: BORDER 1: PAPER 6 20 FOR N = 0 to 7 20 PRINT "Happy Birthday Dear Joe Bloggs…
... in our forums
[basic line=1]
10: BORDER ... .5,7: BEEP1.5
[/basic]
and have a ...Any basic Z80 code to get me started?Basically looking for keyboard/joystick routines and perhaps basic sprite handling that I would then improve upon. My first game would be a simple Ro…
... keyboard/joystick routines and perhaps basic sprite handling that I would ...Let's copy buffers!Figured I'd do some double buffered graphics, so I can render for several frames before displaying stuff. Yes, I mean on a 48k speccy, so no 128k spe…
... value of scanline start)
ldir
[/code]
[img]https ... emulator doesn't handle contended memory correctly, but relative differences are ... optimization is to replace the ldir with 24 ldi instructions..
memory.Faster Manic MinerHey, dudes. I've been fiddling around trying to wring more speed out of this game recently. I've replaced the LDIR buffer copying routines with s…
... recently. I've replaced the LDIR buffer copying routines with some ... could, I suppose, replace the BASIC ROM with a custom one ...Something is missing from my life.I've been bandying around with the idea of why it's just not quite the same, even when playing Spectrum games as it was back in the eighties. . A…
... the gaps for the most basic of games and graphics. Remember ... games were amazing. Only a memory problem could give you back ...
