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ZX BASIC and garbage collection...Hi Folks, I was thinking about using the following approach in a program I am writing: [CODE]DIM d$(100,50) LOAD "NAMES" DATA d$() ... DIM d$(50,25…
... and saved to the 128K RAM disk. During the execution of ... will be loaded from the RAM disc i.e. swapped in ... -
ZX48K: KILLING keyboard membrane?Hi. My friend - JAD - decided to get back from C64 to ZX Spectrum 48K after some break (that's the man who coded this program [url]http://www.pouet…
... things like converter/transverter or RAM?
Thanks in advance ... -
Problem with se basicI use MB02 memory paging (ram 16kB instead 48rom) and via one OUT 23,xx can switch between original 48 rom and SE ROM. But if I write basic program i…
I use MB02 memory paging (ram 16kB instead 48rom) and via one OUT 23,xx can switch between original 48 rom and SE ROM. But if I write basic program in 48 basic and switch to SE BASIC then show basic incorrect. Why ? -
Any good sound program for Spectrum?I need a recommendation. I don't mean an utility for creating music, but for creating digital sound samples. Is there any PC cross-development util…
... .bin format (I would prerfer .asm). It turned later that the ... -
Wanted a couple of broken 48k speccysI would like to know if anyone has got a couple of broken 48k rubber key speccys. All I ask is they are complete - no missing rom/ram/transistors etc…
... are complete - no missing rom/ram/transistors etc., at least one ... -
Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... at 20-25MHz, 512K-640K RAM, 256 colours and the ability ... me what limit is on RAM? How much could a Spectrum ... benefit from a little more RAM and speed although its impressive ... -
Newbie questions about +2a - joystick interfaceI brought a +2a system back from London with me on a recent vacation and have gotten it working here in the states. I've found that if I plug my joys…
... also tried an external interface (ram turbo) and they seem to ... -
AGTY: Cambridge Z88 freeHi everyone, I have a Cambridge Z88 I am giving away, if anyone is interested it is listed on anygoodtoyou.com [URL="http://www.anygoodtoyou.com/…
... the battery cover), manual, 2 RAM carts and Computer Concepts Spellmaster. -
Dumb question but deep answer wantedWhy is the ram on the 48k made up of 8 chips. Both upper 32k and lower 16k (4116) are set up like this. Taking the 4116 as an example this us a singl…
Why is the ram on the 48k made up of 8 chips. Both upper 32k and lower 16k (4116) are set up like this. Taking the 4116 as an example this us a single 16k dram chip, so why the need for 8 of them?
I've read so much I am going snow blind;-) -
Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
...
}
#asm
defb @11111111, @ ... 11111111, @00000000
; ASM source file created by SevenuP ...
}
#asm
defb @11111111, @ ... , @00000000
; ASM source file created by SevenuP ... -
A fast DRAW routineI was investigating how to speed up the line drawing for the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=20225"]BASIC compiler[/URL]…
... finally end up with an asm Bresenham's drawing routine. The ... a Bresenham's algorithm. This ASM routine "pokes" itself at the ... -
ZXC3 Rom CartridgeI recently aquired a ZXC3 Cartridge Rom from [URL="http://www.fruitcake.plus.com/"]Paul Farrow[/URL] fully populated with the latest diagnostic softw…
... if you have rom capability (Ram turbo, IF2 etc), this is ... -
Loading a screen in to memory...Hi Folks, I want to load a SCREEN$ in to memory and save it out to RAM disk without it being displayed on the screen. I am worried about over writi…
... and save it out to RAM disk without it being displayed ... />
Also, once saved to RAM disk can it be reloaded ... -
broken 48K, strange screenwell I finally socketed all lower 16K ram chips, (8 of them in a row near corner, not those 4 in two rows) and replaced them with new ones but it did…
... finally socketed all lower 16K ram chips, (8 of them in ... just tested the voltages on RAM chips and they seem to ... wrong :( , maybe those 8 new RAM chips died.
how to ... -
FRAMES counter...Hi Folks, I wrote a test program that uses FRAMES to generate a clock. When I tested this within BASin it worked well and kept near perfect time. …
... from a .TAP file or RAM disk? Does this suspend the ... -
repaired a 48K, yay :)I just managed to repair one 48K. After socketing all eight lower RAM chips (hard work!) and replacing few of them, it showed the familiar "Sinclair …
... . After socketing all eight lower RAM chips (hard work!) and replacing ... : does that mean all lower RAM is now OK? (if so ... -
Screen$ command, ROM routineHi All, Does anyone know which ROM routine to call for the Screen$ command (and/or the ATTR command)? Any comments on how well it works or the spee…
... speed compared to a homemade RAM one?
It's ... -
Not worth reading really - unless you have some spare time(Mods if you want to move it please do it does have a sort of hardware theme and a couple of recommendations at the end :) About two years ago now I…
... died was the ULA/lower ram, so what would cleaning the ... on the speccy, IF1 and RAM turbo do? So I took ... did my best with the RAM turbo as I can't ... unplugged - no IF1 and no RAM turbo, swithed her on.... it ... with the IF1 and the RAM turbo and all is back ... -
yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... translation table and hooks into RAM (i.e. rewiring IM1 vector ... this part will be in RAM - but it should be relatively ... -
URGENT: BASin issues...Hi Paul, I know you have heard this many times and I am one of the worst offenders! :smile: Up until recently the stability of BASin was good but n…
... I am using the 128K RAM disk the performance and stability ... -
VIC 20 Ram CartsHas anyone got a 3k,8k and 16k for sale? A switchable one would be better but ill settle for some or all the above if anyone can help.
Has anyone got a 3k,8k and 16k for sale? A switchable one would be better but ill settle for some or all the above if anyone can help. -
DIVIDE with 512kB memory upgrade for saleI sell DIVIDE (original version 57c) with my memory upgrade to 512kB ram. [img]http://velesoft.speccy.cz/other/divide512-smallpic.jpg[/img] More in…
... my memory upgrade to 512kB ram.
[img]http://velesoft ... />
Divide contain only 512kB ram + 8kB eeprom(original eeprom chip). -
A thousand core CPU?Maybe this is old news to most people on here, but according to: [url]http://www.zdnet.co.uk/news/emerging-tech/2010/12/25/intel-why-a-1000-core-chi…
... , and I thought 1GB video RAM was a waste, especially if ... -
2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…
... that, so I suspect a RAM problem... Now, when I plug ... -
Divide+ and joystick interface problemHi! Maybe someone can help me. Any of joystick interfaces which I have doesn't works with Divide+( without joy interfaces works fine.) My joystick in…
... interfaces:
-RamTurbo Interface by Ram Electronics Ltd
-Spectrum Joystick ... Interface by Ram Electronics Ltd
-Kempston Pro ... -
Newbie question about my unwell Spectrum...Hi - I have had a couple of dud 48K Issue 3 Spectrums in the loft for 20 years or more. One would initialise sometimes but could not be guaranteed t…
... suspect this could be a RAM fault because IC6 and IC11 ... -
One device to rule them allJust writing to discuss my requirements for a 'perfect' smart-phone. [LIST] [*]Android OS 2.3+ (so that I can customize every aspect of it, 2.3 supp…
... the older chips)
[*]1GB RAM (to allow for future OS ...
