-
scroll?Hey guys! Great website! Is there anyway I can make my 128 not say "scroll?" and just make it scroll automatically?
yep that worked geoff.
i know i sound really daft but what does the print at 10,0 do? -
clueless spectrum usersI was quite young when I owned a speccy and didn't know much about how it worked. When I loaded games via the tape recorder it said in the manual so…
... an ASCII code ... e.g. PRINT is 245, CLS is 251 ... /> for example:
10 PRINT "HELLO"
20 GOTO 10 ... IN MACHINE CODE AT 10:0" -
heighthow do i make a line of text centered vertically so it's in the middle of the screen?
You could try:
PRINT AT 11,0;"Some String"
LET A$="Some String"
PRINT AT 11,16-LEN A ... P+LEN A$-1
PRINT AT Y,15;A$(Y ... -
Spectrum 128 Graphics - A missed opportunity?The Spectrum 128 is my favourite model of the Spectrum - the pinnacle of the Sinclair miracle before it was hijacked by Amstrad. But I can't help thi…
... , then you are ready to print new colours. The program will ... set up
30 PRINT AT 10,10;INK;"A ... ;INK;"B"
60 OVER 0
What you should ... -
scroll?Hey guys! Great website! Is there anyway I can make my 128 not say "scroll?" and just make it scroll automatically?
... wrote:
hmm i changed 0 to 35 and that fucked ... in each row, starting from 0 so the last one would ... error, and whatever character you print at column 31, it being ... last cell, you can only print one character cell. if it ... -
Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
...
9001 PRINT BRIGHT 1; PAPER 7; INK 0;AT y-1 ...
9002 PRINT BRIGHT 1; PAPER 7; INK 0;AT y-1 ...
9003 PRINT BRIGHT 1; PAPER 7; INK 0;AT y-1 ...
9004 PRINT BRIGHT 1; PAPER 7; INK 0;AT y-1 ... -
Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
... y=2: FOR i=0 TO 139: LET t=PEEK ... ld a,(de)
call print
inc de
...
ret
print:
push bc
ld ... ,a
ld b,0
ld l,a< ... br /> ld h,0
add hl,hl '* ... -
Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
... /> and
PRINT USR 50000 : PAUSE 0
and see ... after the A in the PRINT USR.) -
Making a mapI should learn Z80 assembly, but I don't have the time (really busy) and I feel like making a game. I've tried with Colt which gives me enough speed…
... in the "editing area" and PRINT USR does in the screen ... Upper Printer
LD A,0 LD A,2 LD A ... -
How to tell if I have a Spectrum ZX 16K or 48K?Hi all, I'm a total newbie to the good old Spectrum and I got three spectrums in one box together with som other old computers. The spectrums seem…
... the red lines bit).
* PRINT PEEK 23730+256*PEEK 23731 ... (RAMTOP) will print 32599 on a 16K machine ... on a 48K machine.
* PRINT PEEK 40000 (ie an address ... not the 16K machine) will print 255 on a 16K machine ... -
UDG/sprite HelpRestore 5: For N=20 To 21: Read G$: For R=0 To 7: Read B: Poke Usr G$+r,b: Next R: Next N
POKE USR "A"+0, BIN 11111111
POKE USR " ... "+7, BIN 11111111
PRINT CHR$ 144 -
UDG/sprite HelpRestore 5: For N=20 To 21: Read G$: For R=0 To 7: Read B: Poke Usr G$+r,b: Next R: Next N
... wrote:
POKE USR "A"+0, BIN 11111111
POKE USR ... "+7, BIN 11111111
PRINT CHR$ 144
[/quote]
0,+1,...,+7 bits are storing ... -
UDG/sprite HelpRestore 5: For N=20 To 21: Read G$: For R=0 To 7: Read B: Poke Usr G$+r,b: Next R: Next N
... wrote:
POKE USR "A"+0, BIN 11111111
POKE USR ... "+7, BIN 11111111
PRINT CHR$ 144
[/quote]
0,+1,...,+7 bits are storing ... from UDG. Now you can print all your characters and read ... -
Why Hex in place of Denary?Ok - most MC books / tutorials advocate the use of hex instead of denary. But the Speccy doesn't actually have a Hex converter so you need to write …
... 40
100 DATA 6,0,58,48,117,79,201 ... /> 110 DATA -1
1000 PRINT USR 30000
Now ... 30000 to 30006 with 6,0,58,48,117,79,201 ... -
Why Hex in place of Denary?Ok - most MC books / tutorials advocate the use of hex instead of denary. But the Speccy doesn't actually have a Hex converter so you need to write …
... :
ld b,0
ld a,(30000)
PRINT USR 30004 will jump into ... :
ld b,0
ld a,(30004)
ret
PRINT USR 30000 (run the routine ... : POKE 30004,INT(nn/256): PRINT USR 30000
... -
An MC question (sorry, there's no MC forum to post to!)Ok, still struggling with learning MC - but am getting there. I just can't find anywhere on the web / in books that explains how to do arrays in MC.…
... 'h','e','l','l','o', 0 (zero) would store the characters ... string). If you wanted to print such a string, you would ... ) ; get first character
cp 0 ;see if it is the ... -
EmuZWin supports 256 color gamesI am sorry starting new topic, but you see this info is important a bit: new version 2.4 of the EmuZWin is available to download, and it supports 25…
... in my program I print a UDG using 'PRINT PAPER 1; INK ... - it is mixed. But bits 0 are converted to 00, this ... -
simple z80 rom for test my emulatorHi there! Does anyone here have a very simple rom(in Z80 format) for testing my emulator. I need a very simple one that implements few opcodes and po…
That still doesn't answer the question... but if all you want is something that simple, why not:
10 PAUSE 0
20 PRINT AT 10,10;"Hello, world!"
30 CIRCLE 130,92,56
RUN, Save in , load into your emulator, press key. -
Printing at line 22...The last legal line in BASIC is line 21. Using Print #0 allows you to print on line 23, but how does one get access to line 22? Anyone?
From memory (and I haven't tested this!), it might be:
[code]PRINT #1; AT 0,0;"Hello World!"[/code] -
Getting basic program listings into a text fileHi - can anyone tell me if there is an easy way of getting basic program listings out of an (any) Spectrum emulator and into a text file on your PC? …
... print BASIC listings from a ZX Spectrum snapshot (and since version 0.0.0 ... -
BASIC OptimisationsOk, BASin is maturing fast and now I want to add some more special "stuff". A guy called Chris requested by email that I include a REM killer, to s…
Multiple print statements...
PRINT: PRINT : PRINT: PRINT
would become PRINT'''
Numbers ... ...
Numbers such as 0 become NOT PI, 1 SGN ... -
VariablesVariable Help: Can BASIC discriminate between odd and even variables? If so, what simple syntax can express it?
... )
Returns 0.8.
Example 2
PRINT FN m ... (5, -1.4)
Returns -0.6.
Example 3
PRINT FN m ... )
Returns 0.6.
Example 4
PRINT FN m ... -
BASIC OptimisationsOk, BASin is maturing fast and now I want to add some more special "stuff". A guy called Chris requested by email that I include a REM killer, to s…
... .
10 If x=0 then blah blah blah
0 and 1)... then
0
have let x=not ... . If x>y then print "hello"
becomes
print "hello" AND x>y ... -
IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…
... /> LD C,(IX+0) ; X Pos
; Print Column 1
CP 0
RET Z
; Print 3rd column, checking ... for wrapping as we move along 0,1 ... -
IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…
... /> LD C,(IX+0) ; X Pos
; Print Column 1
CP 0
RET Z
; Print 3rd column, checking ... for wrapping as we move along 0,1 ... -
PokesDoes anyone know where I can find a list of Pokes for my Speccy games? I am trying to find some for On the Bench ! Thanks
... you can type [B]INK 0[/B] (just so you can ... 22: INPUT T$(A,B): PRINT A;"-";B;"-";T$(A,B ... -
Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
...
; PCHAR
; PRINT A 1*8 CHAR TO ... DEFB 255,0
DEFB 255,0
DEFB 255,0
... DEFB 255,0
... -
Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
...
; PCHAR
; PRINT A 1*8 CHAR TO ... DEFB 255,0
DEFB 255,0
DEFB 255,0
... DEFB 255,0
... -
Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
...
; PCHAR
; PRINT A 1*8 CHAR TO ... DEFB 255,0
DEFB 255,0
DEFB 255,0
... DEFB 255,0
...
