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Location of variableHi everyone When basic makes an array how to you find out the location in the ram of where the data is stored. :) Also, does it store the values in…
... 122-124 of the 48k BASIC Programming manual. Here's an ... VARS area for a named string array. It checks for every ... manipulating them directly from memory in BASIC is a bit tricky.
3000 REM FIND A STRING ARRAY NAMED IN o$
compressing basicI thought I'd ask here instead of the basic forum.. in the sense of giving me 1 command line, and NOT the whole listing joined up etc. and it uncom…
... turn.
* For each program, copy the area from 23552 (start ... RAMTOP to sequential chunks of memory above RAMTOP. (It would be ... an LDIR to copy the chunk, as from BASIC either SAVE...CODE ... , restoring a program into main memory would really need to use ...logical operators and the calculator stackI was wondering if there was a utility which would provide the list of commands needed for the ROM calculator to evaluate a logical expression. For e…
... expression string.
rst 30h ;Make some space into the BASIC work ... br /> ld hl,Expression ;And copy my expression...
ldir ;... ... need to deeply interact with BASIC variables in a C/ ...SpecBAS (SpecOS's BASIC interpreter) is updated - build 236Build 236 is up at [url]ftp://zxdunny.dyndns.org[/url] New for this release is the beginnings of a proper manual - all commands and functions docume…
... they use the similarities between BASIC and SmallBASIC is limited. It ... it's code supplied in string variables, then I'll work ... BASIC file called "autorun". Being able to load multiple programs into memory ...SpecBAS (SpecOS's BASIC interpreter) is updated - build 236Build 236 is up at [url]ftp://zxdunny.dyndns.org[/url] New for this release is the beginnings of a proper manual - all commands and functions docume…
... it's code supplied in string variables, then I'll work ... BASIC file called "autorun". Being able to load multiple programs into memory ...logical operators and the calculator stackI was wondering if there was a utility which would provide the list of commands needed for the ROM calculator to evaluate a logical expression. For e…
... sentence is executed, as BASIC doesn't evaluate expressions within ... FinLen rst 30h ;Ask for memory in the workspace. Length of ... BC. Pointer to newly memory returned in DE.
...
ldir ;And copy the param block to the ...Sorting an array...Hi Folks, Over the weekend I had a play with sorting algorithms - takes me back to my student days! :-o My first try was with the good old Bubble S…
... linked list etc. Alas Spectrum BASIC is not the quickest so ... to sort data larger than memory.
As long as you ... have enough memory for the index array and ... .
Indexes/keys provide fast random access to data. Linked ...Sorting an array...Hi Folks, Over the weekend I had a play with sorting algorithms - takes me back to my student days! :-o My first try was with the good old Bubble S…
... I]"an array of 1 string(s), each one with exactly ... case [I]"a single string with exactly 1 character long ... figure out the position in memory of this element. The ... ] (i.e. the entire string [B]b$[/B] with 1 ... in the latter case the BASIC interpreter doesn't need ...Spectrum coding on iPad?Hi there, A quick intro first. My names Adam, 33 years old, recently dug the +2 out and have been having a childhood Renaissance with Robocop and Op…
... tinkering and is certainly not fast enough on any mobile device ... Spectrum Basic or use Spectrum Basic to poke machine code into memory. You ...ForthTrying to search for FORTH programs and FORTH articles within the forum is proving to be a complete nightmare!! If I search for FORTH in Infoseek I …
... - do you need the 80K memory extension to run it? However ... Spectrum compatibility.
My BASIC to Forth translator is on ... the 6 games written in BASIC I've been testing with ...
INK_T
PUSH [CONST] [STRING] "MINE LAYING"
PRINT STACK ...Vic 20 game better than Speccy version?Years ago, when I had my Vic 20 I had a game called Blitz, it was on the welcome tape in fact. Very simple game, but strangely addictive. For those t…
... (at WoS)[/URL]. It emulates BASIC, not machine code. I am ... the startup screen and CBM BASIC 2 working, but the problem ... 6502 is designed to be fast. It would be painfully slow ... just a plain copy of it with the CBM Basic V2 3583 ...BASIC compilerHi All, Can someone please recommend me a good compiler (for emulator use) that 'compiles' BASIC code into Assembler? There are quite a few availab…
... to leave as much free memory as possible for your ... ] are compiled with HiSoft Basic, the rest with MCoder ... BASIC with some Sinclair BASIC features added. The generated machine code runs fast ... and you can compile fairly large projects. Using standard BASIC ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... to BASIC, upload the screen to a Targa file, upload memory to ... the link ORG and ID string plus register dump of the ... ) and also reserves some other memory so 32768 is looking good ...designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... BITS (1 BYTE) from memory and has 16 BIT ... data for registers or memory etc, you use the ... mastered and gained knowledge of basic computer design, you can ... you are stuck then copy a design used by ... instruction. Then came the memory load and store which got ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... --------------------------------------------------------------------------
; BASIC ROM call addresses (source: The ... br />
string defb " HELLO!" ; Test string
... ORG: Origin in memory of your code - ...Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... applications allocate far too much memory throttling the system... idiots ... of I suspect just basic ignorance wrote their own ... else wanted to allocate some memory. Under normal circumstances, this ... thing that must have blindingly fast performance. But most of ...emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... pc in a usb memory card reader please ... I could then snapshot the memory to a .SNA file ... copy and paste text from the clipboard into BASIC ... BASIC listing that pokes a machine code program into Spectrum memory ... the data, one correct copy of seperate small files ...emulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... I could then snapshot the memory to a .SNA file on ... you copy and paste text from the clipboard into BASIC or ... an emulator load a BASIC program from a folder ... WAV to TZX/SNA/Z80/BASIC?[/QUOTE]
-> ... save as...
-> BASIC not sure on windowsemulatorsplease help can we see clearly which emulator emaulates which hardware is there any that has a pc function key for the mulitface nmi button and the +…
... engineer the token system from memory dumps but as I have ... ... I modified the very same copy of the O.C.P ... it to drop back to BASIC but I more may have ...Spectrum 128K RS232 to PC serial cableIf you have read some of my recent posts then you will know that I am eager to link my Spectrum +3 to a PC. This will be done by wiring a standard PC…
... BYTE of the Spectrum memory map while keeping BASIC alive. I also ... face it, my original tape copy of Knight Lore crashes after ... /> Upload data from full 64K memory map.
Catalog +3DOS ... an address in memory.
Quit back to BASIC providing you have ...Hacking the O.C.P Full Screen Editor/AssemblerIf you have been reading my posts recently then you will know that I am eager to have the sourcecode I wrote for the Spectrum during the period 1988 …
... where the sourcecode started in memory - 89EDh. The next ... a character count before each string.
The ... code). I also put BASIC to sleep and used IM2 ... graphics is loaded into memory by a BASIC stub loader. I ... a .SNA snapshot of memory so I could run ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... one would be a copy of the last 6144 BYTES ... the calculation easy. The BASIC load filename may corrupt ... modifies the data in memory so no need for storing ... link at the end of memory - the part of ... avoid the system variables and BASIC program area.
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... the basic. then a MC program will copy the ... drives needing some extra memory, I might be wrong ... to snapshot the entire 128K memory map.
... the memory to disc and create a BASIC program ... />
The following BASIC program will boot Cybernoid:
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... can be loaded into memory without disrupting BASIC so they may be ... it to be loaded into memory using BASIC. Once these requirements have ...
; ------------
.copy: ldir ; Memory copy
.next: ld a ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... copy a cassette tape to my Microdrives I loaded in the basic ... and load the code into memory manually i.e. LOAD "" CODE ... /> I would then dump the memory contents onto the same microdrive ...Arrays in Spectrum basicHi everyone, I've recently begun learning to programme in Spectrum and want to write a text adventure. Could someone give me an example or help me o…
... found on all machines with BASIC and the main difference between ... BASIC and others is that other BASIC arrays do not use text memory ... memory is variable depending on the length of the string.
Sinclair BASIC ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... That's funny because my copy of Bomb Jack works ... probe the memory for empty areas, relocate basic to those ... packing. It draws the memory map on screen and ... there is a problem, basic needs 1350 bytes when interface1 ... with an "out of memory" error. This will limit ...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…
... /> My BIOS not use extended memory in DIVIDE PLUS, only install ... ZX code in rom 1 copy BASIC program from rom to ZX ... short code for system switching. BASIC program will very easy and ...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…
... Magnificent! :-) Can SE Basic run from this menu or ... full reconfigurable from ZX basic. You can change text ... BC,16384
LDIR ;copy rom image 16kB from adress ... pages in DIVIDE PLUS memory = if you install ... can erase and refresh this memory if need.
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... target: if you want to copy the game to microdrive select ... to run basic. You can find this tool under "Edit memory map ... move game data which overlaps basic to somewhere safe, load the ... game data from basic, and execute game from basic by copying overlapping ...
