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Kiwi OS for z80 computerHi everyone, Nearly made my z80 computer with 2K ROM 32K RAM. It has an OS im still writing called Kiwi (apple, blackberry, you get the idea ;D) he…
... WITH STARTING ADDRESS
LD A, $01 ;CLEAR SCREEN COMMAND
ADDRESS
;#######################################################
GOTO
LD A, $01 ;CLEAR SCREEN ... -
screen$ out ?I've converted something via a scan and dithered it/saved out as a png in 7-up.. It'll load into 7-up , but I can't export it as a screen$ .. and …
... 't export it as a screen$ .. and the paintbrush zx wants ... -
Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…
... or BC holds the address of the keyports/patterns array ... /> ; On entry, HL = address of message
print_message: push ... the message address
ld a,2 ; upper screen
... pop hl ; get the message address back
call pm_do_it ... -
Screen sizeWhich screen size are you currently using to view WoS? 800x600 used to be the most common resolution, but with mobile devices and higher quality mon…
Which screen size are you currently using to view WoS? 800x600 used to be the most common resolution, but with mobile devices and higher quality monitors, has the average browser size gone up or down? -
Making Loading ScreenJust designing a loading screen for a game I'm working on. Are there any speccy(tape based) programs for making and saving screens? It's been a whil…
Just designing a loading screen for a game I'm working on.
Are there any speccy(tape based) programs for making and saving screens?
It's been a while since I used a spectrum, and my memory fails me.
48K -
Question about PC screen resolutionFor those windows users here: What screen resolution are you currently using? My apps used to be 800x5500 max on fixed forms, but I think these can…
For those windows users here:
What screen resolution are you currently using?
My apps used to be 800x5500 max on fixed forms, but I think these can be too small nowadays. -
Tile based graphics and scrolling thingy...Here's my best attempt so far at a tile based rendering and scrolling routine. It draws in 22 8*8 graphics tiles along the top of the screen (junk i…
... yet :]) then scrolls the screen down 8 lines then repeats ... /> ld (hl),a ; Write to screen (7)
inc ... hl,position_var ; Point to next screen position before POPing HL
address 10
pop hl ; ... -
saving part of a BASIC programHere's a short routine to save part of a BASIC program. The idea is that it can be merged into a program and then used to save sub-routines, etc. to …
Here's a short routine to save part of a BASIC program. The idea is that it can be merged into a program and then used to save sub-routines, etc. to be combined or merged into other programs. It's sort of a slow version of copy & paste. The two line ... -
Multi-screen mazes?Well, it's been decades since I last mucked about with speccy BASIC, so over the last couple of weeks I've been starting out as a newbie learning a b…
... to start with) multi-screen, flip screen maze. I've managed ... a single screen based on a map ... not in the current screen) and when he might ... to enter the current screen? I've been looking ... I just build the map 'screen by screen'?
Any ... -
Display half a screenWorking in 128 Basic and saving screens to memory via - SAVE! "image" SCREEN$ . Is it possible to display just the top half (or the bottom half) of t…
Working in 128 Basic and saving screens to memory via - SAVE! "image" SCREEN$ . Is it possible to display just the top half (or the bottom half) of the screen ? (leaving the bottom half of the previous screen visible). Thanks in advance. -
ZX-Preview 2.0 out nowDear forum readers, I've had published a new version of ZX-Preview today, we have version 2.0 now. :-) You find it on my homepage at [url]http://www…
... possible to set a start address and to set a ... added a scrollbox around the SCREEN$ view, so that bigger ...
[*]Adding ULAPlus and Timex SCREEN$ support. The display routines have ... been completely renewed. The screen content is automatically divided into ... -
Find-Fill-Copy functions for BASICThere's not much going on here, so here's three m/code routines to provide some data manipulation functions which are otherwise slow to do from BASIC…
... /> * [optionally copy string 'c' to address 'a' then]
. copy 'l ... ' bytes from address 'a' to address 'b' (may overlap)
will set the top four screen lines to green on black ... & run at any reasonable address. If assembling to run at ... -
Print Screen not Working on Windows 7I know I know this is chit chat and not a tech support forum. I ask here because the info on the web about this issue is generally shyte. I'm asking …
... pressing the "Print Screen" to commit the current screen to the clipboard ... the clipboard but screen dumping via the print screen feature does nothing ... laptops have. The print screen key on this laptop does ... can I restore my print screen feature, I've tried ... -
Free UK TV on Android phonesThere are a load of crap Android apps out there that claim to give you free TV channels, but most are foreign based, or don't include all the UK Free…
... a username, password and email address.
3) Once you ... it from your android home screen, simply save the browser bookmark ... to your home screen.
There you have ... -
The short blocks loaded in Jet Pac(Hope this have not been previously discussed. If so, my apologies) Is there any reason why Jet Pac loads three short blocks after the main block? I…
... LOAD "" CODE after the loading screen, for one single LOAD ""CODE ... written to 23728 (the NMI address vector). Could this be a ... writes two values at FRAMES address. The value at 23672 does ... -
Dizzy, Prince Of The YolkFolk: Alternate loading screen?Hi, Please have a careful look at the new Dizzy remake teaser (seconds 0:42-0:52) [youtube]LGW53914gDk[/youtube] That certainly looks like a [b]*r…
... real*[/b] ZX Spectrum loading screen (please forget about the, ... completely different from the loading screen currently shown at Infoseek:< ... br />
This last screen is certainly used in the ... of the first loading screen matches the cover illustration ... -
What memory address?If you poke 96 and 236 what would the memory address be? I've forgot how to work it out!!! :-?
If you poke 96 and 236 what would the memory address be?
I've forgot how to work it out!!! :-? -
ZX81 Dark screen, could it be the ULA?Trying to get a ZX81 going for a mate of mine, already replaced the membrane (Cheers Rich!) but now its the old "very dark screen" problem, probably …
... its the old "very dark screen" problem, probably caused by the ... -
Games where you can't get off the first screenPlayed a couple of games tonight where I couldn't get past the first screen. Last Ninja 2 Mystery of the Nile With Last Ninja 2, a combination of p…
Played a couple of games tonight where I couldn't get past the first screen.
Last Ninja 2
Mystery of the Nile
With Last Ninja 2, a combination of poor controls and not reading the instructions are probably to blame. -
Procrustean PrintingHere's a short routine to manage printing of text with command tokens, to avoid messing up the screen when they are expanded. It just prints as many …
... , to avoid messing up the screen when they are expanded. It ... USR stack,arg1[,arg2...,argn],address;
STACK: ld hl,14 ... ,c
jp (hl) ;JP address
;PRINT USR stack ... -
Repaired some 128K's todayI have lot's of ZX Spectrums laying aside with some more complex defects. Today I decided to try to fix some of them. I thought: why not share my ex…
... : random fast changing lines on screen.
I ... and could see on screen there was some ram ... boot now showed a green screen with changing pixels, and ... [/URL]:
"If an address or data line error is ... be two stripes, for address or data line 3 there ... -
Invalid combination of operands and opcodesIt says the error in the title, why is this?? [CODE] ORG 0000 LD HL, 63000 ;LOAD HL WITH STACK LOCATION LD SP, HL ;SET STACK POINTER TO HL LD A, …
... DELAY LOOP TO SHOW SPLASH SCREEN
NOP
NOP
;> HL IS STARTING ADDRESS OF TEXT
;*********************************
ASCII ... /> ;> A IS THE STARTING ADDRESS
;*********************************
CLEAR_LINE
ADD ... -
Ariel GenisAuthor [URL="http://www.worldofspectrum.org/infoseekpub.cgi?regexp=^Ariel+Genis$&loadpics=3"]Ariel Genis[/URL] is registered in Infoseek as "Ariel Ge…
... to his email address that appears at the loading screen in both ... -
Screen routinesHello. For my games I?m using the sprites routine method of a screen buffer and when I finish to print all the sprites I dump all the buffer in the …
... sprites routine method of a screen buffer and when I finish ... the buffer in the real screen. The problem is that the ... action screen must be little becouse if ... -
A z88dk + sp1 demo (with source)Since nowadays people are still wondering about how difficult it is to make something in z88dk, I thought I just put a very simple demo to show how e…
... = {2, 2, 28, 20}; // full screen - border
struct sp1_Rect levelbrect ... = {0, 0, 32, 24}; // full screen
// The maximum ... />
// Refresh the whole screen
void drawmap()
{
VAL SCREEN$I seem to remember being able to find out the ascii code of a character displayed on the screen by typing in something along the lines of PRINT VAL S…
I seem to remember being able to find out the ascii code of a character displayed on the screen by typing in something along the lines of PRINT VAL SCREEN$ (1,1).
I cant get it to work now...
Any ideas?!:-?Converting jpeg/bmp/gif to SCREEN$ fileMight be a bit of a long shot, but is there any way of converting an image file with the correct dimensions/colours to SCREEN$ file that can be loade…
... the correct dimensions/colours to SCREEN$ file that can be loaded ...is there something special about the left hand column on the screenSo.... I've noticed that when I move my player round when it bumps into the left hand side of the screen (print at 5,1;"X" etc that the controls rev…
... left hand side of the screen (print at 5,1;"X ... right hand side of the screen (say print at 5,19 ...Building a loading screenHi all, if anyone is interested - Andy has posted up some steps he went through to construct the Spectrum loading screen for Gloop Troops 2. There mi…
... to construct the Spectrum loading screen for Gloop Troops 2. There ... -part1.html"]Making of loading screen[/URL]
[IMG]http ...
