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More random questionsWay back in the mists of time I remember reading a couple of articles in an ancient copy of Sinclair User, ZX Computing or the like (can't remember w…
... , using numbers and the same routine using those memory saving tricks ... /> 5 REM TEST
1 REM TEST
2 REM TEST
3 ... REM TEST
4 ... REM TEST
5 REM TEST
compatibility between ZX computers?Hey all, I'm new here :) I was wondering about compatibility between ZX computers. Is it possible to run a game made for ZX80 on a ZX Spectrum? Or a …
... -ROM and perform the memory test. In the upperbanks #8000-#FFFF ... 8 needs to make a call to #0008+Start_in_RAM_Spectrum
Let a=val "1"I see some basic programs which use Let a=val "1" instead of let a=1 syntax. what is the difference between val "1" and 1? is it an effect of some …
... SAME formula. This means the call should be variable-independent, so ... formula, but I need to test the formula on a Spectrum.Anyone for a hacking challenge ?I have to get the DSK version of Tomahawk to work. It uses the well-known Digital Integration "SECURITY CODE" lock just like in Bobsled, ATF, etc. Th…
... E920 JP (HL)
E921 CALL E933
E924 LD (EA44 ... find the start of the routine. Look above at E920 ... end of a routine and the next bit CALL E933 is ... the start of our routine.
... is set jump to our routine at E921.
...Anyone for a hacking challenge ?I have to get the DSK version of Tomahawk to work. It uses the well-known Digital Integration "SECURITY CODE" lock just like in Bobsled, ATF, etc. Th…
... generation
----------------------
Call from E8FA :-
EA22 ... need to change are the CALL EA22 which, if we are ... at 40000 will now be CALL 9C6A (40042). Secondly, as we ... our own codes into the routine (to see what the reults ...New (?) auto-hacking methodFollowing a discussion with BadBeard on another thread, I think it would be appropriate for me to share something with the rest of the world (i.e. th…
... mean you merely substitute the call byte opcode for the ret ... ;
begin
snapfilename:='test.sna';
searchbyte:=205;
which game would be the best remake?ive got a few remakes and the best of them is Head Over Heels. what do you think should be done? I want to see a more developed version of Dun Darach…
... book, it has an example routine, it explains how it works ... up with a routine and give the whole routine it's own ... command name. you could call it ...AssemblersProbably asked a question that's been asked a million times before... but... I've decided to do a bit of old Speccy machine coding again, after 20 y…
... can write your own DRAW routine (with a bit of optimizing ... with the correct values and call the routines in ROM (#04C2 ...BASin Release 9a availableJust a quick not to say that an updated (ie, bug fixed) BASin is available. A list of what's new for release 9: Fixed a bug in the line tokeniser th…
... busy with the Interrupt Service Routine at switch on is amazing ... programs I've used to test it but even something like ...Sync-buzzer, interrupts and general confusionBeen wittering on about this in the Misc group, but thought it was best discussed here. Basically been trying to recreate the Sid-Sound effect from A…
... table containing interrupt service routine addresses. By convention the ... of the interrupt service routine it should call.
... of your interrupt service routine you should reenable interrupts. ... of your interrupt service routine once it decides to ...Z80 coders compoIf you're interested in Z80 coders compo, visit my page [url="http://mbr.nm.ru/compo.html"]http://mbr.nm.ru/compo.html[/url]
... , is 38 bytes.
.test
ld hl,40002 ; destination ... to convert to ascii
call convert ; digits stored at (hl ...i want to start writing my own gamesi want to start writing my own games but have no idea how. is there any downloadable dummys guides or some software that teaches u how. the only expe…
... you need it to test a very simple routine from BASIC, you ...Game Editor questionI'm currently updating my image utility - TommyGun and my old Map editor, which I haven't released on WoS yet. My question is this. Would people li…
... />
myprogram:
call libraryroutine
ret
"< ... program. If the library routine itself contains more LIB ... br /> XREF globalfunc
call globalfunc
"
... LIB Hello
call Hello
...
ret< ...TZX format updateHi folks. Following the private communication with Andy I would like to start a discussion on changing the TZX format to reflect new needs and improv…
... standard block... I'd just call it 0x10! I'd like ... ; the same applies to loading routine and start addresses... it's ...MB02 Help!!just got my MB02, is there a way to convert tzx files, etc to MB02 disks?? thanks!
No, because custom loaders do not CALL 1366, and without this, the loading routine cannot be traped. The only way is to crack the game by hand, to use CAL 1366 or BASIC loader.Strange thing with SPIN emulatorI have found a strange thing using SPIN emulator. I have a TZX version of game (for example, "Blinky's scary school"). It loads and works OK. When I …
... , so maybe a dodgy ROM call or something is the problem ... analysis of the load/decryption routine (if present).
I ...Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
... px and py) to the routine from BASIC?[/quote]
call for BASIC's print routines ... . Essentially because the routine uses the PRINT routine in the ROM it ...New MapsCapitan Trueno 1 [url="http://zx-maps.wz.cz/map.php?id=CapitanTrueno1"]http://zx-maps.wz.cz/map.php?id=CapitanTrueno1[/url] Jungle Warrior [url="htt…
... /> Ted's Desk
We Call Him Sir !
The Photocopier ...
Home Computer Test Bay
The IQ Test
Winning ceremony ... /> The Pushbike
The C5 Test Circuit
The old viaduct ...Amiga MOD on ZX SpectrumWell, there were several question about music matters on WOS lats times, so I decided to describe some of my 'adventures', heheh, with MOD playing on…
... assembler I'm using to test:
[code]; AY ... /> ld e,(hl)
call ay_out
inc d
ld e,(hl)
call ay_out
inc d
ld e,(hl)
call ay_out
ld ...help with sprites from SevenUpHas anybody got source for a short m/c rountine that can send sprites designed in SevenUp to the screen or to a dummy screen? A long time ago, I wor…
... and I'll rip a routine out of one of my ... take your vertical coordinate and test the bits that determine which ...ANNOUNCE: Party Willy (Part 2, PW128)Today I release Part 2 of my new Jet Set Willy game, [I]Party Willy[/I] - so called because it's in several parts, most notably two 48K JSW parts, wh…
... first occurence of attribute X' routine is - I'm not an ... replace MM with JSW and call it a complete conversion!
Amiga MOD on ZX SpectrumWell, there were several question about music matters on WOS lats times, so I decided to describe some of my 'adventures', heheh, with MOD playing on…
...
xor a
call volume ; implement 0-64 volume ...
The play routine that runs at 1/50s ...Amiga MOD on ZX SpectrumWell, there were several question about music matters on WOS lats times, so I decided to describe some of my 'adventures', heheh, with MOD playing on…
... the effects in an interrupt routine...
[/quote]
You ... updated them in the interrupt routine.
One reason I ... instrument, whatever you want to call it), with range being 0 ... use in the play sample routine, look up in a table ...new programmer needs information hi , i have been learning c++ for a while and am trying to make games using windows but being 28 and nostalgic , i thought it would be fun try and f…
... /> ;Programs page 2
;*****************************************
;routine to set up permanent screen ... with the stream number
call 5633 ;open stream to print ... of the screen
call 3435 ;Rom call to CLS the screen ...16k/48k Sound FXI am now moving on from graphiocs to trying to build up a library of sound fx to be used with a 16k/48k Spectrum. Does anyone have any example m/cod…
Here's another white noise routine which produces very much AY- ... /> ld c,15
noise1: call RandomBit
rla
rla ...T.I.M. - A New Interlace - Demo for DOWNLOADHere's something that's been in the works for quite a while ( mostly in my head ) and recently I've aquired assistance to help it come to fruition. …
... pretty fast stack based copy routine:
LD SP, HL ... )
and then simply test of adress in HL by ...An intriguing question...Well, intriguing for me anyway. As we all know, when calling a Machine Code function from BASIC, we use the USR (address) function. But for this to …
... USR routine give back the value of BC, but the call from ...InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…
... [quote]
With a CALL nnnn on the data bus ... have a short interrupt routine, it is possible that ... the routine finishes before the ... your IM 2 interrupt routine is just a simple ... using the smallest interrupt routine possible ("EI;RETI") though ...
