-
Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…
... ]
I use the simple BC register technique when ... they're appended to a BASIC program whose length can change ... on entry to work out the displacement and look up ... once, at the start of the BASIC program, not at the start of the individual routines. -
Getting PC into HLHello, here's a conundrum for you... Is there a way to obtain the value of the PC register (say into HL) without using absolute addressing such as C…
... Bunny;683357]I use the simple BC register technique when ... they're appended to a BASIC program whose length can change ... , at the start of the BASIC program, not at the start of the individual routines ... was... in order to run the code, something, somewhere, has ... -
Interface 1 bisOk, well the postmans just been and brought with him my new arrival, the Interface 1 bis. So as promised I thought I'd share some initial usage exper…
... . The RUN command fulfils the same function as in the 48k BASIC: to start the BASIC program ... ?t be any BASIC program in memory, the RUN command loads the BASIC program named ?run ... ? from drive 1 of the SD card ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... QUOTE=Patrik Rak;692656]Decreasing the base value until you find ... where the contention starts would be ... by editing line 50 in the BASIC program): 8530, 8690, 8850.
< ... than expected.
The two other values should cover ... -
Brazilian TK90X and TK95SpecEmu provides explicit support for Brazilian TK90X. Other emulators provide indirect support (perhaps the "Spectrum 48K NTSC" option in Fuse?). Al…
... by editing line 50 in the BASIC program): 8530, 8690, 8850.
... expected.
The two other values should cover ... in 8690 and 8850, the awaited contention patterns became ... apparent (see the [url=http://cantinhotk90x.blogspot. ... -
SpectranetHi all, I just bought a spectranet card and have a couple of questions I hope someone can answer for me. I have played around with it on both a +3 …
... and have typed in the basic test program I am using at ... the bottom of this message.
If you run the basic program, it will open test.txt ...
Regards.
basic program
-------------
10 %fopen #4 ... -
BIN2BAS (load BASIC text into emulator) utilityI've nearly finished testing this. It allows a BASIC program to be loaded from a text file in any emulator which has a "load binary" option. I was wo…
... about 26kb is the maximum (tokenised) BASIC program size which can ... be loaded on the 128k, ... limitation imposed by the paging as the BASIC program can't extend ... into the top 16k as ... -
Z80 internal compressionThis isn't exactly a ZX Spectrum problem, but since WOS probably has some of the best Z80 coders in the world, I thought I might ask anyway. For my …
... needs this (I've updated the ZIP).
[code] or ... .
--
The BASIC program which runs the demo has an extra ... on one screen, have the unpack routine in BASIC. GO TO 100 ... those few lines of BASIC does the same as 100-odd lines ... -
BIN2BAS (load BASIC text into emulator) utilityI've nearly finished testing this. It allows a BASIC program to be loaded from a text file in any emulator which has a "load binary" option. I was wo…
... are mentioned in the listing comments:
* A BASIC line may ... , as it uses the ROM's editor to enter the BASIC, it can ... own ROM routines to check the BASIC it will accept any syntax ... 't have any effect on the RAM available for the BASIC program. -
Loading basic from basic?Hi Guys, Could you please help me. I want to create a menu on my plus 3 disks. If I use the line below I just get "c nonsense in basic" if inkey$…
... something like this back in the day. Could be wrong though ... /> That wouldn't work, because the BASIC program still would be saved without ... reloaded and the program would follow to the next statement after the SAVE command ... -
Loading basic from basic?Hi Guys, Could you please help me. I want to create a menu on my plus 3 disks. If I use the line below I just get "c nonsense in basic" if inkey$…
... ]That wouldn't work, because the BASIC program still would be saved without ... reloaded and the program would follow to the next statement after the SAVE command ... keep someone out of your BASIC with an additional POKE to ... -
Loading basic from basic?Hi Guys, Could you please help me. I want to create a menu on my plus 3 disks. If I use the line below I just get "c nonsense in basic" if inkey$…
... ]That wouldn't work, because the BASIC program still would be saved without ... reloaded and the program would follow to the next statement after the SAVE command ... , that was it - saving a BASIC program as a block of code :-) -
Copying data between memory banks in USR0 modeI am experimenting with Funky Fungus to load the majority of its data (levels, screens, music etc.) into memory banks 1, 3, 4, 6 and (partly) 7 by sw…
... /> [/CODE]
This is the BASIC program which handles it (I specified ... the addresses in the LOAD commands to let ... should execute the copy routine and transfer the whole content ... locations.
However the copy routine does not work ... -
Returning to BASIC from asmI never had to do it till now but there is always the first time :) At machine code program start I preserved SP register and all the other ones. A…
... have altered system variables, left the calculator stack unbalanced, overwritten items ... on the machine stack, corrupted the GOSUB stack, overwritten parts of the BASIC program, variables ... obviously a bug in your program, the potential options for error are ... -
Poke 23755 & 23756Entering the following few lines of BASIC: [IMG][URL=http://s1286.photobucket.com/user/rebelstarwac/media/Poke1_zpsc2845838.png.html][IMG]http://i12…
... more time if the line is towards the end of the program (the search is ... must be searched fom the start of the program.
Here's ... a program that lists itself, so ... -
Experimenting with turboloadersHello, My first post, having lurked here for a while. I'm a lifelong computer nerd, Spectrum fan since childhood in the eighties, and have recently…
... ; the second has the loader integrated in the BASIC program with BIN2DATA, while the screen ... br /> [LIST=1]
[*]the 47LOADER-TZX.EXE file on ... file by using the ">" character, otherwise the TZX file would ... way to set the timings of the TZX turbo file ... -
Writing faster BASICIn terms of structuring BASIC programs, what are the best ways allocate variables, functions, arrays? Any tips. I remember INPUT mag had some suggest…
... .[/QUOTE]
The BASIC program error checks, there are four ... at first just assembling the program a line at a ... Some will no doubt allow the program to actually start assembling and ... wasteful on memory to store the program in t$(), but maybe ... -
Which Emulator supports Betadisk48?Hi out there and happy new year, I'm looking for an emulator to run with my vision1.7 trdos-rom in 48 mode. Unfortunately most emus only support Bet…
... EPROM can be accessed through BASIC, the memory area between 15360 and ... to DOS BASIC by TK. Allows access to the drive the program through
the BASIC program jumps up and down whenever ... -
DIM DATA and the likeSo...I'm trying to work out arrays in BASIC a bit more and have knocked up the following quick test bed to fiddle about with before trying anything m…
As long as the ORG in the code matches the RANDOMISE USR number - in ... assemble it before you RUN the BASIC program (rather than just save it ... />
That will make sure the code is in memory.
the code it again before RUNning ... -
DIM DATA and the likeSo...I'm trying to work out arrays in BASIC a bit more and have knocked up the following quick test bed to fiddle about with before trying anything m…
... assemble it before you RUN the BASIC program (rather than just save it ... />
Weirdly though removing the "USR" from the BASIC program it seems to run ... />
Have double checked the number in basic (an address in memory ... -
DIM DATA and the likeSo...I'm trying to work out arrays in BASIC a bit more and have knocked up the following quick test bed to fiddle about with before trying anything m…
... So whatever's happening, the BASIC program remains the same (just one line, ... "OK"
Back in the BASIC program I enter RUN and got ... /> Then I clicked back in the assembler window.
Then back in the BASIC program I enter RUN and get ... -
SAMPLE-TRACKER vast INSTRUCTION with screensHi, I wrote it mainly for CrashNicker and other 1-bit / Beeper users, but I suppose it could be also useful for every lo-fi musician (YM/AY chip, Co…
... player looks somewhat similar to the one used in Mister Beep ... of ST player, POKEd by the BASIC program as needed to use port ... #FE for the beeper, and w/e ports ... 's left in the code, which is the port used for internal ... -
Help with File Compressor by Mladen PopovicHi, I'm trying to compress BombJack (MCM) and transfer it to a +3 disk (Yes I own the original game :) ). I'm unsure about the addresses to enter in…
... /> Trying the game "Saboteur", I transfered the code block from the tape to ... I took the code file from the disk image to the pc and ... can see in the source the address to unpack the game to is ... zxSpin).
I wrote the basic program to call it like this ... -
Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... ), all of the standard BASIC system variables, and the start of the BASIC program. Unless paging ... is turned off and the program never ... -
Animated attribute revealA new challenge to solve next. I would like to create an animated attribute reveal in machine code by having my 768 byte attributes held in ram whic…
... ), all of the standard BASIC system variables, and the start of the BASIC program. Unless paging ... is turned off and the program never ... -
TAPlist - the emulator versionI've got this working reasonably well; there's just a couple of small extra features which I want to add. (Recall that TAPlist writes a formatted lis…
... more like it - the assembler version of TAPlist. ... by-line conversion from BASIC to assembler, but it ... />
Here's the runner:
TAPlistMC.BAS ... slightly unusual, but it works. The ZIP file:
the BASIC program which you want to ... -
Read Data from memoryHi there. Not been on this scene for a long time. Does anyone know how to do a routine to read data from memory(peek..etc) rather than using lines of…
... with two copies of the DATA in memory. The solution is to ... SAVE the DATA out as an ... LOAD it along with the BASIC program [i]without[/i] the DATA statements. Just ... a CLEAR or the DATA will be lost. The syntax for LOAD ... -
DIM and FOR, NEXT loopHi there. I'm making a program with 100 items on screen using dim and a for next loop. The thing is, each time I want to manipulate the items I do an…
Every time you do a gosub the program has to scan through the basic program to find that line. If you are doing a lot of these then place them near the start of the program -
Read Data from memoryHi there. Not been on this scene for a long time. Does anyone know how to do a routine to read data from memory(peek..etc) rather than using lines of…
... two copies of the DATA in memory. The solution is ... it along with the BASIC program [i]without[/i] the DATA statements. ... more than once all the diamonds have dissapeared and ... and rocks along with the for next to print ... . It seems ok in basic, but when I compile ... -
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 make my BASIC program autorun from the DSK file with the loader?[/QUOTE ... looked this up in the manual. You save the BASIC program with:
This assumes the first line of your program is line 10.
