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ULA TEST 3 results on real hardwareHi guys, I'm writing small spectrum emulator and I wanna implement precise emulation for different spectrum models :-) I found nice test for conten…
... :-)
I found nice test for contended memory - [URL="http ... -
redirecting Z80 sub-routine CALLsI'm working on changing a TR-DOS disk program to work from standard +128k tape and thought that rather than painstakingly working through the code ma…
... could install some automatic redirection routine so that whenever the PC ... it would jump to my routine instead. This would be just ... -
TESTROM3 - utility/rom for test your ZXHere is TESTROM3 utility as 16kB ROM file + flasher for install this rom to divide eeprom (or mapram mode). Work also on ZX Spectrum without ROM and …
...
TESTROM3 - utility for test your ZX memory
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TEST 128kB MEMORY
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TEST FIRST VIDEORAM
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Test only first videoram ... -
40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... a 40 column printing routine, which I'd like ... 40 Column Font & Routine."
defb 22,5, ... /> call rst16replacement ; basically the routine replaces rst16
inc hl ... OVER flag - if 0 the routine clears space for the printed ... -
Calling All Emulator Authors...Hi guys, This may sound like a crazy idea, but I wondered if it might be possible to incorporate Arcade Game Designer into an emulator in some way? …
... to build the code. The routine would return with the end ... -
Mini scroll routineI'm looking for a routine that scrolls a small section of the screen downwards and replaces it with nothing, 2 x 2 charcter blocks to be precise, to …
I'm looking for a routine that scrolls a small section ... />
I seen a similar routine in 'Input' magazine many years ... -
syntax checking helpcan anyone help with syntax checking, its been a while since I did any basic extension coding this routine always gives :C nonsense in basic error …
... extension coding
this routine always gives :C nonsense in ... )
CH_ADD points to "test" CODE 60000,200 $0D
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…
Hallo,
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 uinteger,y as uinteger,intensity as ubyte)
dim adr as Uinteger
if xWhat's the correct Spectrum colour palette?Prompted by the recent SCR-to-GIF conversion thread, I was pondering writing one in Z80 assembler. As I did a LZW compression routine a while ago tha…
... I did a LZW compression routine a while ago that's ... this I prepared a little test card program so I could ... WHITE I then saved the test card from Fuse instead and ...Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... until I wrote this little routine, which is designed to print ... ]
On entering the routine, HL will point to [B ... ] or [B]msgfir[/B]. The routine works fine [I]most[/I ... the routine with a debugger and see it loading characters, and calling ...+2A - stuck on test signalHi, new member here, hope it's OK to ask for help... I recently rescued my old +2A from my parents' loft. When I tried to test it out, I've found th…
... ' loft. When I tried to test it out, I've found ... the menu, it shows the test signal (colour bars with "1987 ... internet - it seems that the test signal should only appear if ... can only get to the test signal colour bars and beeps ...Ram test / diagnostic software for 128k?I need a ram test program urgently (as I have to bring this machine into the party place tomorrow) yet I couldn't find any in infoseek by typing "ram…
I need a ram test program urgently (as I have ... by typing "ram test" :) And most of the test suites based on ... />
Are there any ram test suite which runs from RAM?A 128 Routine to Put Tokens in StringsI was writing a DEF FN on the +128k and decided that I'd had enough of not being able to put function tokens in strings without a great palaver and s…
... I wrote this little BASIC routine to do it for me ...Interview with Clive Townsend (Saboteur)Here you have at [URL="http://www.elmundodelspectrum.com"]www.elmundodelspectrum.com[/URL] this exclusive interview with Clive Townsend. Don?t forget…
... a routine, compile it, then save it out to tape. To test ...checksum routine from Space GunThis routine starts off with HL=$ffff and a file header read from tape, for each byte of which in turn it assigns to A and calls this routine, ending…
This routine starts off with HL=$ffff ... to A and calls this routine, ending up with another value ...Compiling Lisp to Z80.I am doing some thought experiments on this. Here is an example of a Lisp program. It adds two numbers together. [code] (define (add x y) (if (= …
... stack, and calls the add routine.
[code]
dec ... this is a horribly inefficient routine. I translated it directly from ... optimise it:
- Instead of calling the function again, jump to ... be made again. The routine is then iterative rather than ...Checksum routine wantedI wish to make a program that verify integrity of a Multiface 1 ROM. It is possible to compare each byte of the ROM against a binary dump, but this i…
... />
Thus, I need a routine that calculates a unique value ...Folks with real speccies - test this!A lad from another forum has written a music demo for the Speccy, but he can only test it on ZXSpin, so needs some helpful chaps to record this to ta…
... Speccy, but he can only test it on ZXSpin, so needs ...Biturbo 2 turbo loader now available for general useAfter tinkering with its code, extracted from a TZX of one of the infamous Italian S.I.P.E. "tape magazines" which published hacked games for the Spe…
... , Biturbo 2.
The routine starts at address 65338 and ... BASIC command by calling the CHECK-END (#1BEE) routine after being executed ... , first of all, the actual routine (BT2.TZX);
[*]each time ...Timing in loading routinesJust for curiosity I have done some experiments with SAVE command in accurate emulators, and then analyzing the generated WAV and I have obtained lit…
... the rest of the SAVE routine. The OUT instruction is 16x ... pulses I have no applied test, but can be 668 instead ...How to benchmark a single routine?I've written a routine. It works. But it was never meant to be the final version. So I rewrote it. The new routine works too. Yay. :) However, I'd …
I've written a routine. It works. But it was ... I rewrote it. The new routine works too. Yay. :)
Strange behavior of program compiled with HiSoft BASICA while ago I experimented with HiSoft BASIC 128 (1.2) and compiled [URL="http://www.worldofspectrum.org/forums/showpost.php?p=683349&postcount=140"]…
... Apulija-13[/URL] as a test. All the emulators I tried ... listing of the BASIC loading/calling program several times before running ... .
I did not test it on the +2 but ...Arcade Game Designer 4Just released over at the AGD forums. New this time: Sprites can now be individually coloured using the SPRITEINK command. If 16x16 sprites aren't…
... disable AY sound or the routine which sorts the sprites which ... reading the Kempston mouse or calling external routines such as Beepola ...How to test Z80 Code?Hi All, Is there a way to test a block of z80 code (nothing speccy specific in it) with many different inputs? The reason I ask is that I'm writing…
... /> Is there a way to test a block of z80 code ...Struggling with this routine... Any ideas?I'm trying to write a routine that plots 3 pixels to decrease the energy bar in the top right corner by 5 units, but it just wont have it! There mus…
... 'm trying to write a routine that plots 3 pixels to ... /> call $22E5 ;call ROM plot routine
pop bc
inc ...Sampling routineLooking for a simple yet crude sampling routine that I can use on a forthcoming game. I've tried most of the ones from the archive and find them uns…
... a simple yet crude sampling routine that I can use on ... spare and just need a routine that goes "YEAH!"
Redefine keys routineHow would I go about making a memory efficient redefine keys routine? I only want to define up, down, left and right and reserve key 'H' for pause.…
... a memory efficient redefine keys routine?
I only want ... .
The key scan routine in the game goes something ...Adding a pause key to ArkanoidHaving rediscovered the simple pleasure of playing 1980s games on genuine 1980s hardware, I've also remembered that emulation can provide a feature m…
... the in-game controls. To test my hypothesis, I put a ... /> So, here's a suitable routine for detecting a press/release ... />
So, we have a routine implementing the pause function; where ... the breakpoint, assemble the keyboard routine and load it into memory ...MGT MOUSE - exist really ?I read disassembly of +D rom/ram code and from address #2249 is routine for read MGT MOUSE ports. I can't find any info about "MGT MOUSE". Exist real…
... and from address #2249 is routine for read MGT MOUSE ports ... :
[CODE]THE 'MOUSE' ROUTINE
This routine is also present in ... NZ Return to vertical movement test.
2265 BIT 1,D ...
