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Obtuse One-LinerFollowing a request in another thread, this could almost be crammed into one line. It uses a simple ON ERR CONTINUE to give a continuous display. [c…
... haven't had any optimisation in BASIC for ages! I'll kick ... realise now was very foolish. In fact I was just busy ... /> 1 LET x = 23613:
POKE x+5,1:
INK ... RND*6:
POKE x+7,5-(RND -
Noise channels on AY-3-8912?I'm trying to reproduce a tune that's a jazzed-up version of classical music - i.e. there are drum beats all over the place, to try and mask the low …
... program for the AY chip in BASIC, using tone channel A:< ... 30 PAUSE 10
40 Disable tone channel A (Write the ... briefly.
In fact, this was very close ... Is it an anomaly in the operation of the ... the slow execution of BASIC programs, or maybe just ... -
'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... same as a FOR loop in basic..
the best way ... for a char. normally "@" used in scrollers to trigger end/reset scroll. -
Full ASM code or a mixed solution ?Ok another important question. Building a program in asm, is it interesting that all the program is done in asm or always is interesting for some r…
... /> define some udg from teh basic, to be used into our ... />
UDG definition is done in BASIC by poking eight bytes into ... ]
is than
[CODE]POKE a, n[/CODE]
you ... -
Message to all programmersHello folks, more and more programmers in the recent time are using special loading routines for their Homebrew-Software. This makes their game runn…
... and loaded the main part in Basic. Then jumped back to the ... back to BASIC.
- The BASIC loading routines need an extra POKE to ... avoid the headers putting garbare in the ... loading screen, and that POKE must be ... -
Z80 Machine Code Question...Hi Folks, I know not strictly a BASIC question but I have started to learn Z80 machine code - 25 years too late! :smile: I have been reading a book…
... standards!). I wrote the following BASIC program:
[INDENT][FONT ... TO sa+255
160 POKE a,bit
170 NEXT ... a long time to run in BASIC and I thought would be ... -
Z80 Machine Code Question...Hi Folks, I know not strictly a BASIC question but I have started to learn Z80 machine code - 25 years too late! :smile: I have been reading a book…
... /> At present I poke the hex values in to RAM via the ... HEXLD program in Toni Baker's book. [/QUOTE ... actually wrote my own assembler in BASIC, back in the day, because trying ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... I wrote the routine in Sinclair BASIC to ensure I understood ... a double height character routine in BASIC that is as quick ... around the method used in BBC BASIC MODE 7 i.e ... ,0;a
145 POKE DTOP,PEEK CHARS
... =DTOP+1
155 POKE DTOP,PEEK CHARS
... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... I wrote the routine in Sinclair BASIC to ensure I understood ... a double height character routine in BASIC that is as quick ... around the method used in BBC BASIC MODE 7 i.e ... ,0;a
145 POKE DTOP,PEEK CHARS
... =DTOP+1
155 POKE DTOP,PEEK CHARS
... -
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…
... either crash or return "Nonsense in BASIC" as the environment won't ... in as a single direct command:
POKE 23635,loPROG: POKE 23636,hiPROG: POKE ... 23627,loVARS: POKE 23628,hiVARS: POKE 23641,loELINE: POKE ... -
Sprite RoutineI was wondering if anyone could point me in the direction of a really basic example of a per-pixel sprite routine? Preferably commented. The screen …
... ? ;)
If not :) try in Basic
10 FOR X ... TO 16384+6144
20 POKE X,255
30 NEXT ... lines
The byte in the left upper corner has ... />
But it works only in horizontal pixel lines 0-7 ... -
Whole upper memory lostHi! I own a rubber key Spectrum with 48K RAM. Suddenly it lost it's whole upper memory. All diagnostic programs says that it's 16K model with workin…
... the IC socket it's in.
I suppose ... by writing a small program (in BASIC?) that goes over all ... memory locations. For each location, poke in a few values (0 = ... value with what you just poke'd in.
If ... RAM chip a few times in case it's a ... -
divide deviceHi, This is first my first post,so hello to you all I first Spectrum 48k was a Xmas present way back in 1983,best gift ever. Then I moved on to a C…
... it will work in the games loaded from the basic file browser ... . Is possible reflash rom chip in DIVIDE PLUS with my BIOS ... systems via OUT 23,xx in basic.
[QUOTE=Alien 8 ... MREQ on new connector. This disable connection of external memory rom ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... not use extended memory in DIVIDE PLUS, only ... writed in ZX basic. After reset/start ZX code in rom ... 1 copy BASIC program from ... for system switching. BASIC program will very easy ... disabled via POKE :-)
Or complette in machine code ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... ;491959]Can be...
BASIC program will very easy and ... be disabled via POKE :-)
Or complette in machine code ?[/QUOTE ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... of it being written in BASIC and love the design ... some enhancements which are included in Tygrys' firmware selector:
... a) An option to start in 48K or 128K Mode
in 48kB mode (I must disable paging on ... fixed versions for work in 48/128 mode) -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... of it being written in BASIC and love the design ... Option to start in 48K in Tygrys selector disable 128kB memory or ... only start original divide systems in ... 128kB enable/disable (yes, it's possible disable 128kB memory ... -
Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... with my modification (add some POKE in basic) for set number of free ... how much ram need RESIDOS in full configuration... -
Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
You can POKE extra graphic data into some suitable free space in memory ... code in BASIC. If this is an intellectual exercise in pushing Sinclair Basic as ... -
Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... can POKE extra graphic data into some suitable free space in ... code in BASIC. If this is an intellectual exercise in pushing Sinclair Basic as ... any way in BASin to assign them in the GUI? in the ... to know BASIC. i've programmed in QBASIC and Visual Basic the ... -
BASIC Listing for loading screens then gameCould someone explain the code required to load a screen image followed by the game file please? I've lost my notes on loading the game (which I thin…
... Basic listings their favorite way. Things like PAPER, BORDER or POKE ... the main game is written in Basic, optional use of filenames and ... the appropriate address)
20 poke 23739,111 : load""screen$< ... br /> 30 load""code : poke 23739,244: randomize usr blah ... -
+2: 128k enhanced games no longer loading (but OK in 48k mode) :-/Having a spot of bother with my +2, a couple of my favourite games are now refusing to work in standard "Tape Loader" based 128k mode - Marauder (Hew…
... /> You could enter USR0 in 128 BASIC, then do CLEAR 32767: ... , although anything you do in BASIC would be rather slow.
30 POKE x,0:IF PEEK x0 ... TO 50
40 POKE x,255:IF PEEK x255 ... />
...then run the BASIC program again... it will take ... -
SAVEing without waiting for keypresshello, here's question for y'all. is there a way in BASIC to bypass the "Start tape, then press any key" prompt when SAVEing an array? sorry if it'…
... POKEs to achieve useful things in BASIC, but I forgot most of ... and someone else remembered the POKE to prevent the bottom message ... -
Copying a SCREEN$ 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…
... there BattleBunny?!?!?!!... that could come in really useful!...[/QUOTE]
... - POKE - NEXT loop for copying a large chunk of data in BASIC. It ... code, following the examples in Toni Baker's book Mastering ... that fiddling about with that in some way might do ... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... />
2. You can poke necessary bytes in the screen area to ... , it's not easy with basic :D -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... ;539371]2. You can poke necessary bytes in the screen area to ... , it's not easy with basic :D[/QUOTE]
Hi ... />
Tried this - not practical in BASIC, just too slow.
Storing and displaying attributes...Hi Folks, I have a requirement to store and then redisplay a line of attributes from the screen. For example: 100 DIM a$(1,32) 110 LET line=10 120…
... want a clever trick in BASIC? You obviously haven't ... =33911]Copying a SCREEN$ in ZX BASIC in 1 second?![/thread]
BASIC as though it was ... to use PEEK & POKE - and it's [b ... /> (It could be done in two short machine code routines ...Setting the border/paper/ink colours problem[deleted]
... 've tried your first program in BASin and it worked.
Here's the first example in basic:
[CODE]10 REM ... 5
30 READ n: POKE 23760+i,n
40 ...User Defined GraphicsCan someone please give some very simple code for a displaying a UDG at a location on screen? Any assistance would be greatly appreciated. Sincerely…
... USR "a"+7:READ B:POKE F,B:NEXT F
Char "a" in line 30 must be writed ... in graphic mode (press SHIFT+9 ... "a" to "u" can be in basic signed with codes 144-164 ... font can be change with POKE to system variables. This enable ...
