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Atic Atac speed.Dear all, Excuse the noob question, but does anyone know how fast Atic Atac runs at? What I mean is, frames per second, or the amount of pixels the…
... better off using the HALT. I've done loads ... you are better using Halt and interrupty things![/QUOTE ... for the tip, superficially HALT/interrupts does seem easier ... br /> Even though I used HALT in the game I mentioned ... set up an IM2 mode routine - maybe I will ... -
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... equ 0x0adc ; position store routine
report_j equ 0x15c4 ... ; null input routine
make_room equ 0x1655 ... ; create buffer routine
strms equ 0x5c10 ... sp_cache),sp
;Pause for the top border:
Rainbow Generator for 48K Spectrum using PUSHThis is what I came up with from [B]gasman[/B]'s suggestions. It's stable in ZXSpin and ZX32 simulating a 48K Speccy. Anyone like to try it on the …
... I want to add a routine which can be called
50 NEXT Y: NEXT X: PAUSE 0
60 RANDOMIZE USR ...!!! Trdos Emulation On Zx !!![B]This is software emulator of TRDOS(betadisk). Yet is writed only for interface MB02+, but will ported to more other IDE interfaces with external r…
... is paged, one LED indicating HALT instruction and another LED for ... what page is AY music routine, where is the main code ...New BUZZSAW+ Demo, No.2OK everybody, here's the latest demo of [I]Buzzsaw[/I]. This includes the title screen I wrote in Corfu with control selection, some new sprites and…
... can use a bit slower routine for drawing (say 10-11 ... the effect if you pause then un-pause the game. I left ...Ahh.. the tape loading era! by ate bit[url]http://www.pouet.net/prod.php?which=53846[/url] It is UNBELIEVABLE!!! Effects while loading, MUSIC while loading (and loading normal speed !!!…
... divide time between the music routine and tape loading. (Well, that ... flicker (normally you'd use HALT to synchronise with the screen ...Printing in 64 columns, from Basic?Not strictly a Sinclair Basic question but... Is there any known machine code utility that allows something similar to PRINT AT that can be called fr…
... something.
Then call the routine at 2000 with a GOSUB ... /> 15 REM slow
17 PAUSE 50: LET xx=5
routine]": LET x=1: GO SUB ... ;21 THEN PRINT #0;"Scroll?": PAUSE 0: CLS : LET x=0 ...Framerate of Spectrum gamesI was reading a bit about framerates in modern games and it got me wondering about the Speccy. First off I'd hoped to find what framerate my old gam…
... have to add an extra HALT in 'cos 50fps is too ... some 'macho' reason the plot routine is rather fast table based ... in the end adding a HALT instruction was the best solution ...Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... than 1 frame.
halt maybe messes up your timing ... only does part of the routine every frame and over a ...Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... end of your main routine immeidately BEFORE the HALT statement so that ... . so that immediately after the HALT you can do a simple ... your precalc time (before the HALT) is sort your sprites into ...Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... ;allow interrupts (normal = IM1)
HALT ;does make the test!
routine.
-------------------------------------------------------------------
For testing ... screen memory after issueing a HALT
for synchronizing, how ...Adjusting your code for screen refreshingOk, I'm aware that I should know it already after writing 5 Spectrum games in machine code but interrupts and screen refreshes were always my weaker …
... set, instead of issuing a HALT. If your precalculations take a ... 50fps ;) then have your interrupt routine decrease a framecounter, setting bit ... build that into your sound routine so you do something useful ...Real Spectrum screen flicker with SCREEN$I've written a basic loader to simply do a 'load "" screen$' based video from a divide+ however I'm finding the Spectrum can't render a screens and a…
... hoping for a nice basic routine that would play an SCR ... instead would act as a pause. The frames per second I ... 'll also add an optional pause if the speed is too ...Mistake in the 128K technical FAQ?[url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url] [quote]Memory banks 1,3,5 and 7 are contended.[/quote] Really? I thought i…
... [/B] and [B]HALT[/B], then the IM2 routine will start the ...Alice in Wonderland (FULL VERSION!) on ZX SpectrumNot really a game but a film and I'm uncertain which forum to put this in so (Moved it to Misc - Mod).... I've uploaded two tap video copies of [B]A…
... ]
Delay 0 is PAUSE 0 and intended for a ... to Alcoholic Anonymous for the routine). On a real +3 I ...ZX Basic 1.2.5 - a BASIC CompilerWell, my old post about ZX BASIC seems to be gone (maybe this phorum purges old threads?), so I started a new one. After more than 6 month, I've fin…
... />
The 42 char print routine is still a little clunky ... do three sprites between a HALT and a flicker. That's ...Tricks with IN 31It's generally considered unwise to use a Kempston joystick's fire button to start a game, because the floating bus effect can make arbitrary data ap…
... border (using a short interrupt routine in IM2 to make sure ... , I'll rewrite the start routine that I've just typed ... 31 after HALT instruction (or at begin of IM2 routine)
- compare ...Tricks with IN 31It's generally considered unwise to use a Kempston joystick's fire button to start a game, because the floating bus effect can make arbitrary data ap…
... 31 after HALT instruction (or at begin of IM2 routine)
- compare ...DivIDEo - streaming video on the DivIDEThis has been a bit of a personal holy grail for years and years, so I'm very pleased to announce the release of DivIDEo, my streaming video system f…
... />
-Press a key to pause/resume video or to bring ... possible to adapt the DivIDEo routine to read the data off ...DivIDEo - streaming video on the DivIDEThis has been a bit of a personal holy grail for years and years, so I'm very pleased to announce the release of DivIDEo, my streaming video system f…
... />
-Press a key to pause/resume video or to bring ... guess that's easy enough - pause/resume certainly. Not sure if ... possible to adapt the DivIDEo routine to read the data off ...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 …
... to register 7).
30 PAUSE 10
40 Disable tone ... telling an interrupt-driven AY routine to rewrite unaltered data to ...Arkos TrackerHi all, I'm proud to present you my Windows-based Tracker : Arkos Tracker, for you to compose for Spectrum, CPC and MSX. It requires .NET 3.5 at lea…
... is:
[CODE]; *** Interrupt Service Routine (dummy) ****************************************
ORG &8181 ... /> main_loop
; wait refresh
halt
; Wait a few ...Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
...
PRINT at 10,10;"Routine 1 (Big K)"
DIM ... /> pause 0
CLS
PRINT at 10,10;"Routine 2 ..."Programming the Spectrum in Assembly" series in Micro MartI see that Shaun Bebbington is starting a series of articles in Micro Mart magazine on how to program in assembly for those who might know a little b…
... timings:
[code]
halt
xor a
ld ... is set in the interrupt routine, and then check C value ...
