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General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
... : LET da=PEEK 23639+256*PEEK 23640+8:
POKE 23563,da-INT ... (da/256)*256: POKE ... list without using any extra memory (although in a practical application ... -
General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
... [code]
bit 7 = 128 = any digit
bit 6 ... ,1,0, thus i4=128+2+1=131.
... LET da=PEEK 23639+256*PEEK 23640+8:
POKE 23563,da ... -INT (da/256)*256: POKE ... RESTORE 101: LET va=PEEK 23639+256*PEEK 23640+7:
... -
dungeon crawlerHi. I'm toying with idea of making simple dungeon crawler in spectrum basic and i actually got first version working somehow. [IMG]http://watashi.ic.…
... c$(15*32): LET a=PEEK 23693:
FOR c=1 ... =65527 TO 65535: READ b: POKE a,b: NEXT a:
POKE 23563,247: POKE 23564,255:
DATA ... CODE "A",CODE "$",14,0,128,88 ... -
Changing the colour Atributes at y,x (+3e BASIC)Hello there my fellow WoS'ers I am currently writing away on my +3e and I am wonder is there a way I can just effect the Paper / Ink attributes at Y…
I you want to use POKE, the way to calculate the ... PEEK that address you'll read off the attribute. If you POKE ... another 64 for BRIGHT and 128 for FLASH. That should give ... -
Switching 48/128 modes within a BASIC programI'm not sure what use this would be; ie. being able to switch between 48k and 128k modes and back again from within a continuously running BASIC prog…
... )): DEF FN p(a)=PEEK a+256*PEEK (a+1):
... (23613):
POKE sp,FN g(trap): POKE sp+1,FN ... : LET l=FN m(PEEK 19)+PEEK 5440:
FOR a ... p(23613): POKE sp,FN g(ret): POKE sp+1,FN ... 233,4867,
128+83,23325,128+65,23325,128+233,23354
Play command on divideHi, i thought I'd have a quick go on divide seeing as i had an afternoon spare.However,i can't seem to get the 'play' command on the screen?. It see…
... 're using the 128 editor as divIDE traps certain memory locations and ... crash. Also you can force 128 mode using the following machine ... 8
30 READ a: POKE 16383+x, a: NEXT x ...128k gone badHi All, Turned my 128k on this morning and... [img]http://www.w.angold.btinternet.co.uk/bad128small.jpg[/img] Can anyone help? whats the most lik…
Almost certainly bad RAM (one or more bad RAM ICs)
If you have a DivIDE or any other piece of hardware that makes a 128K come up in USR 0 mode, if the failure is in upper memory it's very easy to find using BASIC POKE and PEEK..tapein load crashes if no CLEAR performed first(!)Hi Guys, Can anyone explain the following as it has be stumped: I came across an unexpected crash today when loading in a 16K block of code at 8000…
... TO here+8: READ p: POKE a,p: NEXT a:
30 PRINT PEEK 23730+256*PEEK 23731, USR here
memory check will set this to ...Issue 2 headache!Ive got an issue 2 here that firstly had a blown regulator (fixed), now its reading as a 16k machine (its fully populated), ive replaced and socketed…
Interesting
[CODE] 2 dec = 00000010 in binary
34 dec = 00100010 in binary
162 dec = 10100010 in binary
where the data bits are
MSD -> 76543210Diagnosing a strange software fault in a 48kHi, A friend gave me a 48k, which I am very keen to restore. The spectrum 48k was my first computer over 20 years ago and I owe my ability to code t…
... :
POKE 50000,85
PRINT PEEK 50000
POKE 50000,170 ... 50000 because it's in memory that's not used when ... check what's affecting the memory - the easiest way to do ... using a Multiface with the memory window - change some numbers and ...Query about memorySo I know this has been asked a lot and I beg your brief indulgence. I have scanned through a lot of old threads already but I'm trying to improve m…
... , enter:
PRINT PEEK 23732 + 256 * PEEK 23733
This ... with some of the upper memory support logic (IC23 - IC26).[/QUOTE ... 48K machine). A value of 128 is likely to indicate a ...Query about memorySo I know this has been asked a lot and I beg your brief indulgence. I have scanned through a lot of old threads already but I'm trying to improve m…
PRINT PEEK 23733 reads one of ... />
See Chapter 24 The memory and Chapter 25 The system ... manual.
PRINT PEEK 23733
To be fair ... If you get 128 this would (should) mean 128 x 256 + 255 ... a 16k machine...
Or 128 x 256 + 0 = 32768 ...Diagnosing a strange software fault in a 48kHi, A friend gave me a 48k, which I am very keen to restore. The spectrum 48k was my first computer over 20 years ago and I owe my ability to code t…
... :
POKE 50000,85
PRINT PEEK 50000
POKE 50000,170 ...
PRINT PEEK 50000
memory cell here, so I will ...Query about memorySo I know this has been asked a lot and I beg your brief indulgence. I have scanned through a lot of old threads already but I'm trying to improve m…
... /> POKE 32768,0 : PRINT PEEK 32768
and
POKE 50000,0 : PRINT PEEK ... />
Returns 5 for both memory locations.Diagnosing a strange software fault in a 48kHi, A friend gave me a 48k, which I am very keen to restore. The spectrum 48k was my first computer over 20 years ago and I owe my ability to code t…
... =0 TO 255
20 POKE 50000+F,F
30 ... /> 50 IF PEEK (50000+F) F THEN PRINT "AHA! Memory error at ... ";50000+F;": Should be ";F;" but is ";PEEK(F ... using the higher end of memory. :)
Or you could ...Conversion of Paralactika DemoHello, we are producing our disk magazine SCENE+ and wanted to release the demo PARALACTIKA by DeMarche. However, we failed to contact that group, b…
... "49152"[/code]
The POKE there is intended to switch ... running a program in 128 mode, the 128 BASIC ROM is paged ... POKE as well as the OUT. (Hopefully there's enough free memory ... for that...)
[code]40 POKE VAL "23388 ...Conversion of Paralactika DemoHello, we are producing our disk magazine SCENE+ and wanted to release the demo PARALACTIKA by DeMarche. However, we failed to contact that group, b…
... "49152"[/code]
The POKE there is intended to switch ... running a program in 128 mode, the 128 BASIC ROM is paged ... POKE as well as the OUT. (Hopefully there's enough free memory ... for that...)
[code]40 POKE VAL "23388 ...Asking for help: ZXBC to ASM routine translationHallo, In order to save some bytes and gain speed, I'm asking for translation of a very simple ZXBC routine to Assembler [code] sub light(x as uinteg…
... loading them in with the poke command, then writing them into ... /> It takes a bit more memory than the same sub fastcalled ... to 439
c=c+(peek(@Level+b)=4)
next ... then stored counter value in Memory to return it. Your tutorial ...Your Computer Magazine ScansPlease forgive my Intrusion. At the moment I'm trying to type in an Amstrad game called "Bomber" which was published in an issue of "Your Computer" O…
... /> 30 OPENOUT "dummyfile"
40 MEMORY 19000
50 CLOSEOUT
470 POKE 19901,&20:POKE 19902,&4E
680 POKE h,ASC(b$);
690 ...SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... video ram page like the 128[/QUOTE]
Yes and No ... onto one of its 16K memory banks. It does this my ... to "memory writes" to the spectrum video RAM (e.g. POKE 16384 ... the contents of the SPECTRA memory back to the spectrum.
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 …
... the last byte in the memory and easy to remember, in ... POKE 65526,INT (x/256): POKE 65525,x-256*PEEK 65526
1010 POKE ... 65529,INT (y/256): POKE ...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 …
... not relocated to a higher memory address?
5 CLEAR ... POKE 65526,INT (x/256): POKE 65525,x-256*PEEK 65526
1010 POKE ... 65529,INT (y/256): POKE ...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 …
... ,INT (x/256): POKE zx7+1,x-256*PEEK [B]([/B]zx7 ... +2[B])[/B]
1010 POKE zx7 ... ,INT (y/256): POKE zx7+4,y-256*PEEK [B]([/B]zx7 ... out
inc d ; add 128 to DE
srl d ...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 …
... ,INT (x/256): POKE zx7+1,x-256*PEEK (zx7+2)
1010 POKE zx7+5,INT ... (y/256): POKE zx7+4,y-256*PEEK (zx7+5)
memory after the decompression, it seems ...RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... loading. Off course the screen memory was an option but I ... DOS_READ ;
LD HL, 128 ; set position after header
LD (36772), A ;poke level nr to "filename"
Newbie Spectrum developer advice ....Hi, Im new to the site and to spectrum developing - well, not quite, I wrote Spectrum programmes in Basic 30 years ago but then went off into the wo…
... reference the RAM directly via PEEK & POKE or indirectly via LET ... be done with the extra memory from BASIC, apart from saving ... something is loaded into main memory it overwrites what was there ... to see if any significant memory savings could be made within ...Red DwarfA Red Dwarf video game - good or bad idea? (given its recent resurgence in popularity in the UK) My ideas: [b]Plots[/b] - An interquel which bridg…
[QUOTE=joefish;680549]On a 128, can you write a BASIC ... 16K files into each upper memory block?[/QUOTE]
In ... 23388 - so you need to POKE this in order for your ... both modes, include both the POKE and the OUT. (In both ...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 …
... it into the emulated Spectrum memory and saved it at 31100 ... : POKE z+8,INT (x/256): POKE z+7,x-256*PEEK (z ... +8): POKE z+12 ... ,INT
(y/256): POKE z ... +11,y-256*PEEK (z+12):RANDOMIZE ...
