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Understanding extensions to the BASIC parserFor a while, I've had a rather 'rinkety dink' extension to BASIC via an RST 8 trap in hardware, just so that I can send stuff to a Spectrum over ethe…
... rather 'rinkety dink' extension to BASIC via an RST 8 trap ... copying the code in any case).
Does anyone (Gasman ... -
BASIC Keyword ReferenceHi. I do most of my ZX work on a grey-case +2 which, as we all know, is devoid of most of the 48k BASIC keywords (it has LOAD and stuff, but not much…
... ZX work on a grey-case +2 which, as we all ... of most of the 48k BASIC keywords (it has LOAD and ... when I need to edit BASIC - I usually resort to random ... anyone knows of a 48k BASIC key-to-Keyword reference? Sure ... -
Never seen one of theseHello, I got this 48K but i have never seen a case like this. It's the silver TS 1500 case, but in black. It's not painted, it's the actual colour o…
... i have never seen a case like this. It's the ... silver TS 1500 case, but in black. It' ... on the upper part of the case but on the lower part, engraved ... the top part of the case there's that silver sticke ... br />
Appart from the case, it is fitted with a ... -
SRAM replacement for lower 16KSome time ago I wondered if it were possible to replace the lower 16K RAM of a 16K/48K Spectrum with a single SRAM chip. You know, those pesky 4116 D…
... were possible to replace the lower 16K RAM of a 16K ... if that will be the case with other issue boards, ULA ... -
The point of fixing a QLHi All Recently picked up an old QL that was in pieces, all the screws are missing and the keyboard membrane is shot, but it does work. Gave the me…
... works if I waggle the case upper while repeatedly pushing a key ... werent written by amateurs in basic years later, any good demos ... -
Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... knowledge of ZX Spectrum basic, and the ZX Spin ... returning to BASIC
;return score to BASIC
... calling program' (in our case a BASIC routine) is 'ret'.< ... code function called from basic will return the value ... If it is odd, lower the road position in hl ... -
48K Speccy Repair Log.Some people may know my love for writing up my repairs of arcade PCBs on various forums so thought I would do the same for this little fella. Had th…
... keyboard half of the case and the base spent ... .
The upper RAM, from 32KB to 64KB ... commonly taken to mean a lower RAM fault, ie something ... as each of the upper RAM chips contributes a ... any fault will wreck the upper 32KB totally, leaving only ... -
Help with a basic programI'm doing a very small basic program which I know is bloated, but it works. (I have limited basic knowledge compared to most on here). I just wondere…
... 'm doing a very small basic program which I know is ... it works. (I have limited basic knowledge compared to most on ... thought I'd ask in case someone had a spare 5 ... -
Loading BASIC programs stored as "bytes:"Hi all, I have a question regarding loading BASIC programs, that I managed to save as machine code (I suppose) when I was a child, as a result of e…
... have a question regarding loading BASIC programs, that I managed to ... where ZX Spectrum 48k stores BASIC programs upon loading them. Does ... how to proceed in this case?
thanks -
Printer Printing Problem (assembler)I've a program that outputs to the lower screen at various places, using a combination of calls to RST $10 plus OUT-NUM-1 and PR-STRING. It also call…
... that outputs to the lower screen at various places, ... the main BASIC program uses the upper screen and ... bits, of course) the lower screen, so the m ... BASIC, which does what I expect.
I want the lower ... still goes to the lower screen, and not only ... -
Copying a SCREEN$ 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…
... ]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really ... segment of memory) in ZX BASIC without resorting to a tedious ... using only standard ZX Spectrum BASIC - and it's not an ... the spoiler box below, in case you want to work it ... -
ZX Spectrum 48K clone and test resultsHi! This is my first post, so, first of all, I'd like to say hello to the whole community! I am Alessandro Dorigatti from Italy and I'm developing …
... -One website[/URL]); in that case I've used the T80 ... and right border; between the upper and lower bar, instead, is WHITE ... -
HiSoft Basic +3 version and booksI have been summer cleaning and found a couple of old things that might interest some one: HiSoft Basic +3 version in original case with +3 disc and…
... :
HiSoft Basic +3 version in original case with +3 disc ... -
Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…
... /> It can be used from BASIC, err, well, if you know ... just in case anyone wants to use it from BASIC
ret ... address
ld a,2 ; upper screen
call CHAN_OPEN ; get ... -
checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... of manipulating bit patterns in BASIC was raised recently in this ... for ease of handling from BASIC, with a little loop to ... full on the Spectrum (in case you're working on an ... binary digit character strings in BASIC for bit manipulation, but the ... -
Find-Fill-Copy functions for BASICThere's not much going on here, so here's three m/code routines to provide some data manipulation functions which are otherwise slow to do from BASIC…
... otherwise slow to do from BASIC.
* find array 'a ... data at the destination in case the two areas overlap; ie ... can be calculated by the BASIC program; see lines 15 & ... -
Faulty rubber speccy - advice neededHello all speccy hardware gurus :) Recently I moved to a new flat and after a long time have some space (and time) to dig out my old Speccy hardware…
... in a profi-style keyboard case "INES", an addon made by ... eighties. I think that keyboard case might be a rarity these ... open motherboard... right somewhere between upper and lower ram chips... maybe even ... -
The Sinclair ZX Microdrive Resurrection Project (long)Dear Spectrum fans! [Management summary: Download [url]http://www.bartheld.net/temp/mdv2img.zip[/url] and tell me what you think. All help very much…
... into some PC-like case, together with a better ... Next thing was getting the basic communication right. Davide Guida' ... 's sector in the lower part of the Spectrum ... . Afterwards, the crude BASIC loader below worked like ... this is rarely the case, just once during my ... -
Lame BASIC BEEPer editor - alphaI like music, like BASIC and find all current music utilities complicated. Since I enjoy Sinclair BASIC so much, I came up with a simple BEEPer edito…
I like music, like BASIC and find all current music ... complicated. Since I enjoy Sinclair BASIC so much, I came up ... value from being 0 or lower, but any check I try ... -
Spectrum 48K - upper memory problemsHi I have a ZX Spectrum 48K issue 3B which does not see upper memory. On PRINT PEEK 23732+256*PEEK 23733 i got result 32767. POKE 32768,85 and PRINT …
... 3B which does not see upper memory.
On PRINT PEEK ... to use it in this case.
Is there a way ... -
Basic Challenge NO.7Ok Boys and girls get your thinking caps on. IN BASIC how would you plot an arc of a ball falling to the ground? so it gets lower and lower and mov…
... caps on.
IN BASIC how would you plot an ... />
so it gets lower and lower and moves from left to ... -
Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... keyboard membrane for a spare case. The idea is simple:< ... in one 4K page (the basic size of a single Spectranet ... chip to remove (in this case the ROM) until the ... a memory access to the lower 16K of address space, ... . Pin 27 in any case is already occupied by the ... -
Lower Memory - Why Multiple Voltages?Having spent much of the weekend working on getting my old Spectrum working, my Dad (who is visiting) and I were chatting about the schematic. Given…
... .
Given that the upper RAM in a Spectrum is ... use the 4116 in the lower portion of RAM?
multi-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…
Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width isThey're here ! BASIC horror themed games[IMG]http://i1163.photobucket.com/albums/q541/Rygarman/theyre_here.jpg[/IMG] Because its my birthday tomorrow (38 years young) I am making these ga…
... the games were written in BASIC by myself, and for myself ... . Although I managed to program basic text adventures, I was the ... others are added. In the case of ?WOF? you get to ... .
Now where?s my BASIC programming guide?
Enjoy ...Questions about BasicHi everyone, I am Max, student of media studies in berlin, and I have to do a little project on the spectrum. I am working on a sinclair zx spectrum…
... and we are basicly learning basic BASIC programming in order to get ... questions, examples for differences in basic language. Maybe you can ... />
3. the "functions" upper$, left$, mid$, right$, tl$ are ... like DEG and RAD in Basic...
5. finally, ...SpecBAS 0.766 Now available!HI Folks! Sorry for the lack of updates recently, but with a one-year-old son I'm not getting much time these days - that will improve later, I'm su…
... now works as per Mallard BASIC ( LIST TO 100, LIST 50 ... BASS not recognising the correct upper and lower limits to sound frequencies ...Issue 4A issuesHi all, I've been trying to get the Issue 4A board that came DOA with the case I purchased for my Frankenspectrum to work. I've recapped and socket…
... that came DOA with the case I purchased for my Frankenspectrum ... chips, and verified that the lower RAM IC sockets IC6-IC13 ... of a Speccy with no lower RAM present at all, however ... /> I've also removed the upper RAM chips and the associated ...ZX Spectrum upper RAM module (4532/4164 replacement)Following the [URL="http://zx.zigg.net/LRR/"]lower RAM replacement module[/URL], there have been quite a lot of requests for something similar for th…
... ="http://zx.zigg.net/LRR/"]lower RAM replacement module[/URL], there ... for something similar for the upper 32K RAM in a Spectrum ... ="http://zx.zigg.net/LRR/"]lower RAM replacement module page[/URL ... the upper RAM module uses almost the same circuit as the lower ...
