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48k Stops loading and resetsI've just fixed the problem I had with my Issue 2 Spectrum only showing 16k memory by replacing all of the upper ram. With that job done I've done a …
... you could write a basic program to peek and poke all ... Attempting to test too low memory will make it crash (as ... ROM or in the screen memory (think of "The Key") ... as assuming screen memory would be noticed that way ... the rest of the memory in safety... -
Sound interference and game errorsHi everyone! Here's some "issues" I have spotted. I'm still pretty new to ZX Spectrum computing/gaming...Just so you know. :) I'm using a Commodore…
... games don't have a BASIC loader, they just load a ... system variables & has some BASIC startup code embedded within it ... the connecting leads.)
[*]a memory fault
To check if ... each time that P_RAMT (PEEK 23732+256*PEEK 23733) = 65535. Although this ... -
+2 DIAGNOSTICSIs there a diagnostics test available for the spectrum 128 (+2) in tzx format? I've just obtained a spectrum +2 Grey and all looks fine with it on f…
BASIC on the +2 only sees the same RAM memory map as a ... 48K machine. So the PEEK you ... . AFAIK, there is no simple memory location that returns a result ... -
SpecBAS 0.844 releasedHi all - it's been a while... Having some unexpected extra time off work, I've been able to get some work done on SpecBAS and it's now a bit more …
... /> Your current knowledge of Sinclair BASIC will serve you quite well ... . POKE and PEEK work, but they work on memory banks so they ... need POKE bankID,address,value and PEEK ... I ever wanted in a BASIC (almost - still working on it ... -
ZX81 Character SetHello, hope I don't offend anyone with my request. I've put together a program on my Amstrad that redefines a condensed text and displays it appropri…
... BASIC, so you'd need to store the font data in memory ... and read the contents using PEEK, you can't store the ... program and again in variable memory.
[3] Create a ... will quickly exhaust available memory.
ZX81 BASIC doesn't support ... -
ZX81 Character SetHello, hope I don't offend anyone with my request. I've put together a program on my Amstrad that redefines a condensed text and displays it appropri…
... know where to PEEK, I'd presume a BASIC program has a ... HAVE BYTES TO POKE INTO MEMORY
9900 REM RUN 9900 ... in memory using the DFILE system variable:
[code]LET ADDRESS=PEEK ... 16396+256*PEEK 16397[/code]
Although ... -
Help! I'm learning Machine Code...Having decided to take the plunge and learn to machine code a while ago, I have started in earnest using the much recommended 'Mastering Machine Code…
... code with data statements in BASIC[/quote]
Haha, yes ... the order of bytes for memory locations are preserved and don ... />
Toni does include a BASIC type-in called Hex Loader ... it worked? Could I PRINT PEEK the first 50 locations of ... -
Spectrum 128k +2A Resets after loadingHey Everybody, I'm from Australia and I'm new here in the forums. I was hoping to pick everyones brains over a problem with a Speccy I acquired o…
... a +2A case), but the BASIC programming system still works as ... .
So select BASIC and then try PRINT PEEK 23733
More ... /forums/discussion/41041/query-about-memory
See if you get ... -
Running out of fingers in AssemblyDear all, Still trying to learn Assembly and have put a few routines together. However, as my routines become a little more involved I find myself…
... , less importantly, which take less memory.
However, if ... itself. Does it go to memory? How many times? (what ... in the remainder and the remaining number to convert to ... the code beforehand must perform basic checks and deliver parameters in ... -
Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... 's equivalent drawing functionality in BASIC, type RUN then GOTO 1000 ... screen get drawn back from memory, type PAPER 7 then CLS ... 16384+6912: POKE i+41984,PEEK i: NEXT i
210 ... 58368+6912: POKE i-41984,PEEK i: NEXT i
230 ... -
Where does the BASIC program sit 48K Spectrum memory?Hi there First post so be gentle, I've had a spectrum since the 80's and have recently started programming it for fun again. I wrote the followin…
... which you can POKE into memory, then call like a ... I've written into memory from a DATA statement, ... 's roughly equivalent to the BASIC instruction:
[ ...
1030 POKE DE,PEEK HL:
LET HL= ... ) to address 58368 in memory. And it takes a ... -
SupadriveHere's an MDR image of Supadrive. Works with Spectaculator, but I haven't tested it with any other emulators. [url="http://www.superfudge.demon.co.u…
... />
[INDENT]This is a BASIC program which appears in a ... copies these parts out to memory.
As a final check ... 'll need to copy the remaining files on to the new ... -
So where is the random number in the Speccy ?So I am messing around with ZX Spectrum Assembler and I want a random number. I looked up previous posts and one of the links said that random number…
... /> 49 if you PRINT PEEK 14000[/quote]
No, ... ]Read O[/b]nly Memory :) That address contains 49 ... few more possibilities) any memory address below 16384 is ... the INT routine in the BASIC interpreter.
BASIC interpreter that people have ... -
TZX in MSXHi: First of all, sorry about that topic. Perhaps this is not the more accurate threat/foro to talk about this. If you think so you can move it to "…
... format at all, but a memory image instead) the .tzx format ... aimed to support all the remaining tapes that were still unsupported ... ), you lose the ability to "peek" directly into the final bytes ... , was not similar to a memory image anymore). Any tape image ... -
Communal Project for ASM NewbiesHi Folks, I tend to learn best by trying stuff and then going through the pain of it not working so that I can research and fix mistakes. I suspec…
... ="Courier New"](65536*PEEK 23674+256*PEEK 23673+PEEK 23672)/50[/font] should ... the system variables area of memory so you can't use ... if you're using the basic rom to do a lot ... -
Comp.Sys.Sinclair Crap Games Competition 2017As the creator of the second-least crap game in last year's competition (and the only mug stupid enough to agree to host it this year) I am proud/ash…
...
This is the 'Sinclair BASIC Attribute Scroll Mechanism', or [b ... it works is at memory address 64000 there is ... want to POKE or PEEK data directly to the ... , the address to POKE or PEEK is [b]( 63232 + ... will POKE those bytes into memory. So lines 9130 and ... -
Another 48k Speccy acting as a 16K model.Hi all, I originally was going to post asking for help to fix the new addition to my family a very nice condition Issue 2 sold on ebay as a 16K model…
... another matter.
The BASIC system does a quick and ... and PEEK can access.
If there is no working memory ... are fitted, but which have memory cell defects may respond and ... very likely access the wrong memory cell.
It ... -
Flicker free animation in BASIC, is it possible ?With all my various noodlings in BASIC and indeed with my so far limited assembly I keep coming up with the same issue. How do you do animations wit…
... no memory saving.
Let me insist: in BASIC programs is ... more efficient to check PEEK 23560 than ... in BASIC games, the slow or inaccurate response to the controls. PEEK ... -
how do i get more udgs on the spectrum in basic?how do i get more udgs on the spectrum in basic? i know there r only supposed to be 21 but is there a way of getting more in basic? i know its doable…
... the highest address that the BASIC system can use. It needs ... (where x represents the new memory location). Basically, you need to ... value of RAMTOP type PRINT PEEK 23730 + PEEK 23731*256.
< ... an alternative font in Spectrum BASIC. It can be frustrating to ... -
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 …
... compressor to work in small memory computers?[/quote]
... machine code programs launched from basic with a command line. A ... .buffer)) ? sizeof(umem.buffer) : remaining)))
{
remaining -= size;
if ... -
Spectrum +2 grey ear mod?Is it possible to turn the sound port on the back of a grey Spectrum +2 into an ear input? I know it's possible for the black +2 but I can't find muc…
... of memory bank required) to switch between them in 48 BASIC ... , is ensuring that the BASIC system thinks that the top ... setting.
Of course, BASIC has limited commands and functions ... br /> But PEEK And POKE can access any memory within the current ... -
Clever, yes. Useful? Not so sure. Re: LOAD ""CODE gamesI was always curious about how the (few) games that require that you type LOAD ""CODE, rather than the usual LOAD "" worked, but only just now decide…
... a header in BASIC and then PEEK the relevant memory locations to find ... prevented you from breaking into BASIC or using the MERGE command ... -
Clever, yes. Useful? Not so sure. Re: LOAD ""CODE gamesI was always curious about how the (few) games that require that you type LOAD ""CODE, rather than the usual LOAD "" worked, but only just now decide…
... a header in BASIC and then PEEK the relevant memory locations to find ... prevented you from breaking into BASIC or using the MERGE command ... -
Help with a TIMEX TC2048 and memory problemBought a 2nd hand Timex TC2048 but unfortunately I detected a problem with the machine which is preventing it from working properly. I believe it …
... memory test program?
Also if not, have you tried using BASIC ... "address ";a;" wrote ";d;" read ";PEEK a
60 NEXT a ... -
Why can't you make a BASIC program as big as you want?Let me rephrase that. Is it possible using BASIC to write a program that can be multi part? In other words one that can LOAD lets say a story, in se…
... main program A, saving memory for another part and using ... to fill them in memory.
- Using upper memory to store the ... levels and read them using PEEK, so ... erase BASIC lines (and relocate variables), so you can release the memory ...
