-
Noob to Z80 needing +3 helpI'm quite new to z80 programming, but i'm attempting to write some kind of windowing system that will run alongside BASIC on my +3 with Kempston mous…
... line from your machine code routine. Eg:
[code]
let ... br />
[code]
flag:
defb 0 ; flag has default ... 0 value
text:
defb 0 ; I like to terminate ... -
NEW games for you chaps (and girls too) ;-)Okie, did some .TAP versions of NEW original games that were only released on TRDOS disk format. Some of you might have seen some (one or two are eve…
... . Spin emulator - get the latest 0.61 since it has TRD ... (which normally contains the actual machine code loader) to .TAP format
Complex DRAW command?After looking at some Speccy code I noticed that the DRAW statement is used to draw lines (or it looked that way). On the Coco, the LINE command was…
... ,100
20 DRAW 50,0,PI[/CODE]
You can ... ,100
20 DRAW 40,0,12000[/CODE]
As for ... .cgi?id=2000012"]40 Best Machine Code Routines for the ZX Spectrum ...Minigame Compo 2007Hi there, also this year, there'll be a minigame competition, open to all 8-bit computers and consoles. It consists on writing games whose size (…
... br /> [quote]
0 RANDOMIZE USR xxxxx: REM machine-code
Since ... this?
0 PRINT USR xxxxx,"CODE"
... and then place your code on the comma.
Seems ... to work with my code, might also work with RANDOMIZE ...Screen$ disappearanceGreetings to all developers :D As you know, I have been playing around with Professional Adventure Writer and was making a few tests in the adventur…
... the screen before loading the machine code for the adventure.
... />
[code]
15 BORDER 0: PAPER 0: INK 0
20 CLEAR ... "" SCREEN$
40 LOAD "" CODE
50 POKE extvec,195 ... RANDOMIZE USR (extvec+9)
[/code]
You see ...Screen$ disappearanceGreetings to all developers :D As you know, I have been playing around with Professional Adventure Writer and was making a few tests in the adventur…
... when the first block of machine code loads. It's not down ... ....
[code]
15 BORDER 0: PAPER 0: INK 0
20 CLEAR ... ,6912
30 LOAD ""CODE : SAVE "AVENTURA @"CODE 28800,8832
40 ...Screen$ disappearanceGreetings to all developers :D As you know, I have been playing around with Professional Adventure Writer and was making a few tests in the adventur…
... loads the seperate bits of code from the TZX and saves ... time. If you put a PAUSE 0: before each LOAD, that allows ...Image convert: bmp - TAP - wav: help!(cross posted to css, too!) 'ello all! I've been asked to give someone a hand converting images into a format suitable for loading into a *real* sp…
... /> 20 LOAD "" SCREEN$
30 PAUSE 0
40 GOTO 10
pause/wait for a key press ... issuing the appropriate LOAD "" / LOAD "" CODE command. Which then meant that ...Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…
... be moving between 0-31 and y between 0 and 21. What ... routine written by dmsmith in machine code to do it. It is ...Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…
...
I've written a machine code that can
a) handle ... br /> x defb 0 ; x character position (input; 0-31)
... y defb 0 ; y character position ... (input; 0-23)
...Getting scr addresses from x and yCould someone please tell me how to calculate the 8 screen addresses corresponding to a character printed in basic at coordinates x and y? For examp…
... .
[code]3000 LET x=0: LET y=0: LET z=127 ... : LET y1=y
3139 PAUSE 0
3140 IF INKEY$="q ... : IF y23 THEN LET y=0
3160 IF INKEY$="o ... : IF x31 THEN LET x=0
3190 POKE 22528+x1 ... )))
3198 GO TO 3120[/code]TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…
... of time for a 48K machine, red lines up and ... BASIC test program, which pokes 0 to 255 in a loop ... not initialise into a 48K machine, yet BASIC can read and ... ALWAYS initialises as a 16K machine, not 17 or 18K. ... all of RAM in a machine code program, can you make it ...Cybernoid editorSo, my long tern goal is to make my own Cybernoid or Rex like game (see an ancient thread about Sprite advice)...but my skills are somewhat lacking..…
... extra blocks of code, after the main Cybernoid code.
Break ... editor and save all your code blocks in the right order ... cybernoid loader
Add a PAUSE 0, and then the new load ...deCyphernoid: Cybernoid editor release threadFollowing on from the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=14711"]development thread[/URL], the Cybernoid editor I have been …
... extra blocks of code, after the main Cybernoid code.
Break ... editor and save all your code blocks in the right order ... cybernoid loader
Add a PAUSE 0, and then the new load ...New Spectrum Game! Cannon BubbleAs some of you already know, our new game "Cannon Bubble" is available to download in our web page! Go get it and don't forget to tell us what you th…
... are:
36892,0 - infinite credits (v1)
[code]10 REM Cannon Bubble hack ... DATA 251,201[/code]
[code]10 REM Cannon ... ?"
110 POKE 23658,0 : PAUSE 0 : IF INKEY$ "y" ... /> 270 DATA 251,201[/code]
The ...SoundHi Could someone explain how to "decode" the spectrum sound?(the beeper). I'm guessing its an out port? Cheers /Jimmy
... (e.g. with OUT 254, 0) will produce another click. Sound ... , you need to write assembly code/machine code as BASIC is too slow ... affected by port 254 (bits 0, 1 and 2). Don't ...Autorun BASIC programsIs it possible to write a basic program which will autorun after typing in LOAD ""? Thanks
... basic program as a code file in address 32768, ... [code] 10 DATA 221,33,94,195,17,17,0,62,0, ... de cabeceras PRESS A KEY":PAUSE 0
40 CLS :RESTORE ... br /> 90 PRINT AT 0,0;m$;:FOR n=50015 ... ,0;"Byte quantity:";cby
140 GOTO 30
[/code ...Converting m$ to dataI created a maze using a matrix of 704 characters. In order to save memory, and since the maze it's just walls and spaces which could be interpreted …
... you store a number between 0 and 255 in m(1 ... RAMTOP e.g.
[code]
10 CLEAR 59999: REM ... Reserve 368 bytes
[/code]
You can then ... at 60000 using BASIC or machine code.Sceen$ helpMost people have used screen$ at some time or another and for me what I want to do is use it or something like it as a start screen before the game p…
... lines are saved
[code]
10 FOR i = 16384 ... ! "myscreen" SCREEN$
50 PAUSE 0
[/code]
Use RUN 30 ...Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…
... the more optimized code, from original 64 byte machine code to 49 byte ... to improve it?
[CODE]
org 30000
0
endofprogram
ret ... />
[/CODE]Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…
... the more optimized code, from original 64 byte machine code to 49 byte ... and double declarations?
[CODE]
org 30000
0
endofprogram
ret ... />
[/CODE][/QUOTE]Cannon BubbleHello! I would really like to transffer this game ( [url]http://cezgs.computeremuzone.com/eng/card.php?id=14[/url] ) to my REAL +3 disk drive. Becau…
... a line containing 'CLEAR 0 : RANDOMIZE USR 0'. I know the real ... runs a disk loader in machine code. If you can get someone ...Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
[QUOTE=Skarpo;195369]Machine Code ... just type that in in [ ... information about ... erm ... Machine Code.[/QUOTE]
Machine code!!!!:( isnt that like: 000000000000111100001111000 ... to work in machine code!:o unless my random 0 & 1 typing ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... : Cursor
Set/Reset : 0, ENTER or SPACE
[code]
1 LET b$="? ? ? ? ? ? ? ? ... 1,0;a$(g
,7 TO 16): NEXT g: PAUSE 0: ... LET
k=CODE INKEY$: LET x ... /> -2: FOR m=0 TO 0: LET y=y-(b& ...A challenge thats probably impossiblehere's a challenge for all you coders. Given a snapshot, is it possible to create a program to sniff out the original start address for the game that…
... does the machine code equivalent of
[code]
10 BORDER 0
50 [game starts here][/code]
Once you've ...Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
[QUOTE=+2MAN;195398]Machine code!!!!:( isnt that like: 000000000000111100001111000. Now ... to work in machine code!:o unless my random 0 & 1 typing ... ![/QUOTE]
Getting a machine code prog to actually run is ...Oneliner contestHello to you all, I dare you to make a program on 1 BASIC line. Here is the place to sent your ONELINERS [url]http://www.zxspectrum.00freehost.co…
... beat the computer?
[code]
1 DIM a$(3 ... )="Scissors":
LET z=0:
LET d=0:
FOR l ... #1; FLASH 1;"Key!":
PAUSE 0:
NEXT l:
CLS ... /> PRINT "GAME:- ";z;":";d
[/code]
@Digital Prawn:
He's back......and he's got a new trick! AY Chip here. I've been away far too long. I would like to announce 'HatStand': for no adequately explored reason, I h…
... Sinclair Research Ltd"
20 PAUSE 0
There you ... the following 2 lines of code:
DI
HALTA few questions about machine codeOh no... another noob. I'm giving my first steps in assembler (finally, after 20 years stuck in BASIC). I read a SU article explaining that if I wan…
... /> call 1366
jp 30285[/CODE]
Another question: I ... others. For example:
[CODE]di
ld de,23296 ... ?
I have a machine code tutorial here and I will ... it all again if BC 0. LDIR - LoaD - Increment - Repeat. Imagine ...SCR to SCREENS$Hello, is there a way to convert a .scr file back to a screen$ to load it into an emulator? Thanks!
... PAUSE 0 : SAVE "SCREEN"SCREEN$
After start import the code, then ...
