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Alternatives to eBay for selling musicWell, after 14 years and 13,000 positive feedback I finally managed to annoy eBay enough for them to hand me a lifetime ban from selling there. Bles…
... seems quite costly, what with variable final fees, fixed final fees ... , they've been less than clear even on appeal and phone ... -
UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…
... /> The definition of the system variable [B][U]UDG[/U][/B ... program do:
[CODE]
CLEAR 65111
[/CODE]
This ... see fit. For 3 banks, CLEAR 64855 (another 256 bytes lower ... both bytes of the system variable accordingly. It's easier just ... -
Fast and easy read/write of attributes?What are the fastest or easiest ways to check the attributes of tiles on the screen, in BASIC? It seems to be a great way of storing object info. …
Try this optimised multi-coloured border-checked wraparound example:
[code]
3 BORDER 1: PAPER 5: CLS: PAPER 7:
FOR y=1 TO 20: PRINT AT y,1;TAB 31: NEXT y
10 LET X=10: LET Y=10: DIM i$(1): LET w=x: LET z=y:
LET a ... -
UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…
You read the System Variable CHARS with:
[CODE]PRINT ... /> So first do:
[QUOTE]CLEAR 64471[/QUOTE]
Then ... -
UDG tricks?I always enjoyed using [URL="http://www.worldofspectrum.org/ZXBasicManual/zxmanchap14.html"]UDGs [/URL]for the 'sprites' in my games, when I coded th…
... program. A system variable called RAMTOP controls how ... have to use the CLEAR statement to change the ... such like from before the CLEAR statement.
... br /> (3) Remember to CLEAR one byte below the first ... br /> And don't CLEAR so low that your BASIC ... -
SpecBAS / SpecOS documentationHi, I just find out about SpecBAS and I was so impressed by the new functions while retaining compatibility with ZX Basic that I've been playing wit…
... was due to an uninitialised variable which was causing collision ... />
The SPRITE COLLIDE CLEAR command now accepts a sprite ... status - previously it would clear all sprites of their collision ... that - just use SPRITE COLLIDE CLEAR on its own).
... -
analysing program variable usageIf I wanted to count the number of times each variable is referenced while a program is running (not the number of times each variable is referenced …
... variable references at runtime
;initialise counting table with:
;CLEAR [ ... CheckMatch ;passed end of BASIC variable name
bit 7, ... de) ;A =next letter of variable name[color=blue]
set ... -
analysing program variable usageIf I wanted to count the number of times each variable is referenced while a program is running (not the number of times each variable is referenced …
... the total count for the variable (eg. w$ was accessed by ... analysis.
[code]
3 CLEAR whatever:
DIM a$(length ... -
How to stop a block name appearing on load[FONT=Calibri][SIZE=3]I am putting together a tape loader for my game and so far it works apart from one problem. After loading the ?loading screen? …
... my standard loader:
CLEAR under gamecode: BORDER wibble:LOAD ... :LOAD "game"CODE:PAUSE 0:CLEAR:RANDOMIZE USR wibble
CLEAR to reset the POKED variable before starting (or ... -
Manic Climber, help!I know this is not the best game around, its actually a BASIC game, but I have very fond memories of it, as our cousins and us used to play it a lot …
... :
[list]
[*]The initial CLEAR should be 29299, not 29300 ... /> [*]The WoS version refers to variable 'q' whereas it's 'g ... -
Game of Life.Last year (I think) or maybe the year before, I entered a Game of Life simulator into the CSS CGC compo but for the Sinclair ZX81. I decided to port…
... a+256*PEEK (a+1): CLEAR 32767:
LET cd=FN ...
jp c,$0670 ;"2 - Variable not found"
ld bc ... -
LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... 128 basic:
10 clear 49151
20 poke 23388 ... 7)
adress 23388 = BANK_M variable. used like poke 23388, 16 ... -
LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... 128 basic:
10 clear 49151
20 poke 23388 ... 7)
adress 23388 = BANK_M variable. used like poke 23388, 16 ... -
LOAD "" CODE in machine code/store 128 bank dataHow do you LOAD "" CODE from machine code? I have written the following MC routine that fits into a REM statement in a basic program. I want to cal…
... :
10 clear 49151
20 poke 23388 ... br /> adress 23388 = BANK_M variable. used like poke 23388, 16 ... />
[CODE]10 CLEAR 30000
20 POKE 23388 ... . Just remember:
- CLEAR [b]must[/b] be below ... buffer. I'd put CLEAR well below 49000 to ... -
Resurrection of ZX SpectrumHello everyone. I recently emerged from my attic bearing my childrens 128k ZX Spectrum +2 with a bag of games etc. Like many before it hasn't seen…
... . Press the ENTER key to clear this.
With the ... screen. If the level is variable, or just below the required ... -
Elite missions triggers.So I started playing Elite for the Spectrum, not going for the "Elite" rating or anything but I thought it would be fun to at least do the missions. …
... from C64 save analysis its clear now it cant save prices ... try to find a fluctuation variable, but whilst docked it doesn ... saved game and a fluctuation variable is appended then. Haven't ... -
More SpecBAS funHere's a neat little effect I lifted from a thread about displaylists and stuff from an Amiga forum - although SpecBAS has no hardware to assist, it …
... number is put into the variable "circles" and it's set ... bank identified by the "circles" variable so that all graphic/text ... no flicker. After that, we clear the screen and do it ... -
Russian Pascal CompilerHello,<div><br></div><div>Unfortunately I started a discussion (as OutBush) on the Temporary Forum Board not knowing how long it would be until the W…
... pascal program.ArrayClear(name_array) - fast clear of array
... byteScreenThaw - gradual screen thawVirtScreenClear - clear for virtual screen in memoryVirtScreenPut ... cell distantion from center;- MapVarValue - variable name (byte type) for value ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... it sets C's errno variable appropriately and returns a suitable ... have to have a very clear idea about when and where ... -
Floating Point Package Math48<br>I came across a neat little floating point package for the z80 and I'm adapting it now to work with z88dk and sdcc. There is an interesting…
... it sets C's errno variable appropriately and returns a suitable ... have to have a very clear idea about when and where ... -
ZERO Emulator - BugsI have been using Zero emulator to experiment a few routines in assembly, since it has a somewhat usable debugger. However I believe I found a few b…
... ="Arjun;829258"]Just to be clear, you *can* set a breakpoint ... when condition is true (condition variable matches value)
3- address ... />
I hope it's clear now.
On a ... -
Peeking the contents on screen? How?You will have to forgive me for growing up on the C64, but I know I can peek the location of a character (1024 is top left from memory) and the peek …
... 23296, where the first System Variable is stored, then comes ... CPU.
The system variable RAMTOP indicates the highest address ... can use a command like CLEAR 49999 to move RAMPTOP down ... PEEK whatever data you like. CLEAR doesn't actually reset that ... -
Calling in some help?Hi guys. As you may know, I released the 'non beta' of the Vulcan expansion pack. OK so it ended up having a single minor, easily fixable bug. But…
... advised on setting up certain variable, I'll be able to ... retrievable. There must be a clear road path from the supply ... -
r-type in development for the sam coupehttp://cookingcircle.co.uk/ we need z80 coders graphics artists and audio this is the amstrad cpc 6128 version: https://www.youtube.com/watc…
A byte variable screen pointer would be so ... DMA for scrolling.
Clear sprites.
Increase screen pointer ... -
Utility to create long REM Line for storing M/C program - Maximum BASIC Line LengthHi, I think there was a Utlity or Toolkit to create a long REM-Line under 48k BASIC to store some MCode in it. So I don´t have to type e.g. 5…
... INPUT "Length ";rl: RANDOMIZE rl: CLEAR:
DIM r$(FN p ... pointer forward to the next variable (rl) after the string, and ... -
ZX81 Character SetHello, hope I don't offend anyone with my request. I've put together a program on my Amstrad that redefines a condensed text and displays it appropri…
... the data into a string variable, this is slightly more flexible ... the program and again in variable memory.
[3] Create ... RUN the program or use CLEAR as this will erase the ... -
Internet enabling a SpectrumHi, Yonks ago, I floated the idea of using one of these: http://www.mycal.net/old/wsweb/img/s7600a.pdf ..to Internet enable a Spectrum. I d…
... maybe that's not too clear but you can see how ... " section. It uses a static variable to store state defined in ... [/url] where the 16-bit variable is defined in the bss ... -
Function with push and popIm trying to see if I understand push and pop when it comes to using to pass parameters to functions: [code] LD HL,16384 LD A,5 Push AF Ld A…
... - should have made myself more clear. [color=#AAAAAA](That aside, I ... 10 bytes, then the first variable is accessed with LD r ... -
Z88DK NOOB cplot INK colorHi I am a complete NOOB with Z88DK, I am trying to draw colored circles. How does ink, paper and border work with Z88DK. I started trying to wo…
... make current colour a global variable instead and perhaps it would ... zx_pxy2saddr_callee + ASMDISP_ZX_PXY2SADDR_CALLEE
inc sp ; clear byte from stack
P.O.W.As far as I know, a port of P.O.W. (Prisoners of War) from NHK, doesn't exist. [img]https://cld.pt/dl/download/61d19b5e-453b-489c-b17b-d3ed6fccd594/…
... - but hopefully the idea is clear[/quote]
Thanks, I ... very efficient way to handle variable buffer position for scrolling.
