-
History of +D ROMsIs anyone familiar with the history of ROMs for the MGT +D? Which versions do exist, what are the known changes and can late versions for the beige D…
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
[QUOTE=wep855;788501]PRINT PEEK 23732 + PEEK 23733 * 256
On ... /> You are entering the word PEEK as individually typed letters instead ... entry key press. To get PEEK press and release the " ... "O" and the computer will print "PEEK". Also you do not need ...48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
I always use
PRINT PEEK 23733
and look for a result of 256, which means 48K found - or should I use the other command?48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... ;788529]I always use
PRINT PEEK 23733
and look for ...48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
[QUOTE]PRINT PEEK 23732+PEEK 23733*256[/QUOTE]gives you ... /> If you just use [QUOTE]PRINT PEEK 23733[/QUOTE] you are only ...48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... the key combo to enter PEEK instead of individual letters has ... />
Now type in:
PRINT PEEK 32768
Then
POKE ...
PRINT PEEK 32768
POKE 32768,255
PRINT PEEK 32768
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
PRINT PEEK 32768 - 64
POKE 32768,0
PRINT PEEK 32768 - 64
POKE 32768,255
PRINT PEEK 32768 - 25548K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... run the command...
PRINT PEEK 23732 + PEEK 23733 * 256
Now type in:
PRINT PEEK 32776
Then
POKE ...
PRINT PEEK 32776
POKE 32776,255
PRINT PEEK 32776
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
PRINT PEEK 32776 = 128
POKE 32776,0
PRINT PEEK 32776 = 0
POKE 32776,255
PRINT PEEK 32776 = 255+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…
On the 48K/16K spectrums, you can use the following to check all of the memory is being seen
PRINT PEEK 23732 + PEEK 23733 * 256
Is there an equivalent you can use on the 128K spectrums?48K Not booting properlyBought another faulty spectrum from Ebay. This one, when you turn it on, it looks like it's going to boot OK, but when it gets to the point where it…
... .
I entered the command 'PRINT PEEK 23732 + PEEK 23733 * 256' and I ...You get what you pay for-You live and learnDecided to try for a cheap spectrum + on ebay described as not being able to tune it and some keys did not work - haha Duly received and opened up a…
... [/IMG]
Tried a print peek command but the figures became ...ZX Resets when loading programs?Hello, I have a weird issue with my new ZX Spectrum issue 2 16K. The ZX is in great condition, BASIC works and the RAM Diagnostic PEEK 23733 reports …
I tried loading that program through OTLA, same issue so I can't run it. I did run PRINT PEEK 23732 + PEEK 23733 * 256 though, from the technical manual, and it says all the ram is fine.Dead SpectrumHello guys, I've just bought a dead Speccy 48k (Rubber Keyboard Issue 3 board). Basically, when powered on it initially appears to boot up ok, but in…
... ,170
PRINT PEEK 32768
POKE 32768,85
PRINT PEEK 32768
Tell us what each PRINT PEEK command returns ...IN and OUT in hardware terms... what are 'ports'?Hi all, I understand PEEK and POKE, but have never managed to get my head around IN and OUT. The books all go on about how they read from and wri…
... ="namtip;51296"]
I understand PEEK and POKE, but have never ... !).
Basically:
PRINT PEEK 1234
will make ... (and then printed).
PRINT IN 1234
will ...Issue 3B woesHello there, I currently have a Issue 3B for repairs around, it used to have broken upper and lower RAM, which I replaced with 41256-120 DRAMs (hac…
Oh ... and if I'm quick I can verify that the ZX sees both the upper and lower RAM banks (print peek 23732/23733).
I've also tried to isolate the issue by removing the upper RAM & ICs 23-26. Problem persists.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…
... that it worked? Could I PRINT PEEK the first 50 locations of ...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…
... (using FOR and NEXT and PRINT PEEK etc), but couldn't find ...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…
... (using FOR and NEXT and PRINT PEEK etc), but couldn't find ...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…
... or using:
[code]PRINT PEEK 23627+256*PEEK (23628)[/code]
from ...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…
... select BASIC and then try PRINT PEEK 23733
More details in ...48K Issue 2 Spectrum showing exactly 16KI've acquired an issue 2 and it quickly became clear that only 16K of memory is available. I've read that some early 48K Spectrums with malfunctionin…
Yes, and according to that number IC17 and IC22 are faulty. Tell us what the result of POKE 32768,170: PRINT PEEK 32768 is, as you may have others defective.
B48K Issue 2 Spectrum showing exactly 16KI've acquired an issue 2 and it quickly became clear that only 16K of memory is available. I've read that some early 48K Spectrums with malfunctionin…
POKE 32768,170: PRINT PEEK 32768 = 171. Thanks both for all the help so far.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…
... get
49 if you PRINT PEEK 14000[/quote]
No, it ...ZX Spectrum 48k tape loading issueHi guys I have refreshed a ZX spectrum 48k with a new keyboard layer and front case. The machine will power up and seems to work good. Unfortunate…
... the ram available with :
PRINT PEEK 23732 + PEEK 23733 * 256
and ...ZX Spectrum 48k tape loading issueHi guys I have refreshed a ZX spectrum 48k with a new keyboard layer and front case. The machine will power up and seems to work good. Unfortunate…
... the ram available with :
PRINT PEEK 23732 + PEEK 23733 * 256
and ...help with my original issue 3b from when i was a teen. possible lower ram fault.hello, well ive tried to fix my old speccy, but haven't made much progress. could you help me out with some diagnosis. the fault occurred about…
... with a single line 10 PRINT "test". one strange thing when ... as normal but read: 10 PRINT "tEst" instead. I reset and ... to try and save 10 PRINT PEEK 23732+PEEK 23733*256 from the ...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…
