-
General purpose full screen input routineHi Folks, One of the things that annoyed me back in the 1980s with most BASICs was the lack of a full screen "formatted" input function. You could …
... LET I(4)=3:
LET I(5)=0: LET I$="": ... I(3)=8: LET I(4)=1:
LET I(5)=0: ... LET I(4)=3:
LET I(5)=1: LET I$="": ... 9075 REM *---------------------*
9080 REM 1.0: 26-Jul-2010 - Initial Design ... I(2),I(1);I$;L$(1, TO 3):
LET ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... bitmaps may be flipped horizonaly or verticaly.
2 seperate ... RGB mode, 0 ARGB1555 / 1 ARGB4444.
Table 2.3 - Playfield ... *16 word arrays of ARGB1555 or ARGB4444 pixels. PFBLK0 (mode0) ... 256*256 words of ARGB1555 or ARGB4444.
Bit ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
...
; ------------
.set: or ecx,ebx
mov [edi ... br /> .slow_across: mov al,[esi+3] ; Read alpha
mov ecx ... opti_across: movzx ebx,byte [esi+3]; Read alpha
mov ... selection for stereo source (0 Left / 1 Right / 255 Null)
Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... ; Length = length - 1
ld a,c ;
or a,b ; Best ... way to check if BC = 0
1
ld a,c ;
or a,b ; Best ... *3)+(256*0)
defw 16384+(32*3)+(256*1)
defw 16384+(32*3 ...Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... , the screen goes black or I get coloured or white stripes. The ... from the other ROM pages, 0,1,2,3,4,5... but all ... ) but it does not load or run properly.
I ...Programming flash eprom on DIVIDE+Can you test it on DIVIDE PLUS ? [url]http://velesoft.speccy.cz/other/flasher-divide-plus.zip[/url] (This flash utility is WINSTON's flasher for dia…
... the screen goes black or I get coloured or white stripes. The ... the other ROM pages, 0,1,2,3,4,5... but all ... ) but it does not load or run properly.
- Load this Z80 or SNA snapshot in FATWARE on ... chip.
- press key "1" for exit to main menu ...Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... />
*Detailed usage:
1. Click "OPEN SNA" and select ... screen$ structure is important or compression is not generated enough ... games into one microdrive cartridge or +3 disk.
Sadly, ... you'll need .net 2.0+.
As ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... ; Length = length - 1
ld a,c ;
or a,b ; Best ... way to check if BC = 0
1
ld a,c ;
or a,b ; Best ... *3)+(256*0)
defw 16384+(32*3)+(256*1)
defw 16384+(32*3 ...Learning Assembly LanguageHow easy would it be to learn assembly language for someone who has a decent grasp of Basic? I mean how long do you think it would take before I coul…
... br /> DEVICE ZXSPECTRUM48 ; Must indent or will be seen as a ... Length = length - 1
ld a,c ;
or b ; Best way ... Length = length - 1
ld a,c ;
or b ; Best way ... 3)+(256*0)
defw 16384+(32*3)+(256*1)
defw 16384+(32*3 ...Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…
... come to mind :
1) What is on port 191 ... ' into (HL) to (HL+B-1) with just one instruction!
1=0.
The ZX Interface ... 1 uses INIR/OTIR to talk ... compared to an Opus Discovery or +3 they are)Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…
... to mind :
1) What is on port 191 ... into (HL) to (HL+B-1) with just one instruction!
1=0.
The ZX ... Interface 1 uses INIR/OTIR to talk ... compared to an Opus Discovery or +3 they are)[/QUOTE]
< ...Why doesn't my loop work?Can anyone help me understand why my loop doesn't work? Is it to do with how DEC HL affects the flags? [code] ; Read 32k bytes from port 191 as fa…
... to mind :
1) What is on port 191 ... into (HL) to (HL+B-1) with just one instruction!
1=0.
The ZX ... Interface 1 uses INIR/OTIR to talk ... compared to an Opus Discovery or +3 they are)[/QUOTE]
< ...What model next ?Hi All I already have two 48k rubber kyed 48k Spectrums and a Grey +2 What to get next. ZX Spectrum + ZX Spectrum 128 Toast Rack ZX Spectrum +3
... +2A mode also (ram 0-3 is fast and ram 4 ... ZX128+2A/+3 (A15=0,A14=1,A1=0,IORQ=0,RD=1,WR=0).
... br />
1) remove original chip PAL10H8 or HAL10H8 in your ... for new replacement
3) connect on bottom side of ... and fast ram pages. 0-3=fast ram/4-7=slow ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... () to set the carry flag (or otherwise) in those cases. This ... , 0
DEFB 255, 0,255, 0,255, 0,255, 0
DEFB 1,254, 0, 3, 0 ... ,133, 0,253, 0, 3, 1,254
DEFB 255, 0,255, 0,255, 0,255, 0
Loading a screen in to memory...Hi Folks, I want to load a SCREEN$ in to memory and save it out to RAM disk without it being displayed on the screen. I am worried about over writi…
... , but not on the +2A or +3.
If you want ... "is128" variable which will equal 1 if the computer is a ... 128/+2 and 0 otherwise. At the beginning of ...Loading a screen in to memory...Hi Folks, I want to load a SCREEN$ in to memory and save it out to RAM disk without it being displayed on the screen. I am worried about over writi…
... , but not on the +2A or +3.
If you want ... "is128" variable which will equal 1 if the computer is a ... 128/+2 and 0 otherwise. At the beginning of ... ? Mind you I owned a +3 but did not keep it ...Supertest 128 - Loader QuestionI wonder if someone could explain (in simple terms please) :) , the purpose of the switch code. I see what is doing (going to 48k mode via spectrum)…
... screen, then memory banks 0,1,2,3,4,5,6,7. These ... 0 at 0:C000: 0x4000 bytes
;
ld bc,0 ;File 0, bank 0 ... 1 at 1:C000: 0x4000 bytes
;
ld bc,1 ;File 0, bank 1 ... /> res 4,a ;ROM2
or 7 ;RAM7
di
Number of games released each year on the Speccy1982 - 384 1983 - 1950 1984 - 2023 1985 - 1671 1986 - 1137 1987 - 844 1988 - 674 1989 - 647 1990 - 486 1991 - 392 1992 - 307 1993 - 195 1994 - 136 19…
... it to happen?
Or maybe it would be enough ... =0&memory=0&language=0&country=0&licence=0&feature=0 ... =0&have=1&also=1&sort=1&display=3&loadpics=3 ...Number of games released each year on the Speccy1982 - 384 1983 - 1950 1984 - 2023 1985 - 1671 1986 - 1137 1987 - 844 1988 - 674 1989 - 647 1990 - 486 1991 - 392 1992 - 307 1993 - 195 1994 - 136 19…
... it to happen?
Or maybe it would be enough ... =0&memory=0&language=0&country=0&licence=0&feature=0 ... =0&have=1&also=1&sort=1&display=3&loadpics=3 ...Platformer BAS file?Does anyone have an example of a platformer in BASIC? Specifically one that uses drawn sprites, etc.
... , but not on the +2A or +3.
If you want ... "is128" variable which will equal 1 if the computer is a ... 128/+2 and 0 otherwise. At the beginning of ... +2 though, as the +2A/+3 editor won't accept the ...Sprites masterclassHi All, You guys are probably tired of explaining sprites but I'd like to clarify a few things if possible. I've sorted the vertical aspect of scro…
... 0,0,0
defb 3,248,0
defb 4,6,0
defb 8,1,0 ... ,8,0
defb 0,0,0
bits2 defb 0,0,0
defb 3,248,0
or before, sprite misses third screen ...Sprites masterclassHi All, You guys are probably tired of explaining sprites but I'd like to clarify a few things if possible. I've sorted the vertical aspect of scro…
... 1,0,0,1
db 2,10,5,2
db 3,20,10,1 ... ,(de)
and c
or (hl)
ld (hl),a ... d,#0
ld a,(de)
and b
mod2a or ... ,(de)
and c
or (hl)
ld (hl),a ... a
and 24
or #40
ld h,a ...Compiling Basic to MCHello, I have a lot of long Basic programs. These are mostly strategy programs, good but slow. I was thinking about how to speed them up without com…
... interpreting sometimes, calling the rom, or emmbeding the entire compiler itself ... only converts strings to numbers (or 0 if nonsense) as most ... KEY": PAUSE 0
20 LET a = 1000 * (1 + RND * 3): REM ... 2000 DATA x, x * x + 1, "WORLD"
3000 DATA "hello ...Chase HQ Pseudo 3d road algorithm ?Hello, I'm new to that forum and to the spectrum. I'm developping games for Colecovision (may be you hear about : Ghost'n Zombie and Smurf challe…
... the car is at coordinates 0,0, and that your car faces ... g(x) as the sum (or the integral) of the bending ... (the random value from -3 to +3) of the street at coordinates ... 1,2, and then 0 for x > 2. Then g(0) = 0, g(1 ... , f(x) = 0, f(1) = 2, f(2) = 6, f(3) = 10, f ...yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... tested though. remember, this is 0.0.1 very-alpha.
... ; read kbd
or 0xe0 ; set bits 5- ... /> ;; d is not caps or symbol!
ld a, ...
;; not caps or symbol
ld hl,raw_keys ... .byte '1','2','3','4','5'
.byte '0','9','8 ...yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... 85.182.24/y/yeah_0.0.1.tar.gz"]http://212. ... 85.182.24/y/yeah_0.0.1.tar.gz[/URL]
...
v 1.0.0 codenamed retro. and v 2.0.0 codenamed v-ger ... should press 1, 2 or 3 to boot from microdrive, rs232 or rom in ... emanated from new module or from blinker code.Best chess game?Thought I'd ask which Spectrum chess program plays the best game? Never had chess on the speccy myself. Used to play a chess cartridge on the vic-2…
... .5 _____ (11:1) ________ 5-1-0
3. Colossus 4.2______ ... 9.5 _____ (9:3) _________ 2-1-3
4. Super ... ____ (6:6) !! _______ 3-1-2
5. Cyrus IS___________ ... 12 ______ (7:5) _________3-0-3
6. The Turk__________ 6 ... 89 would win (6:4 or 5.5:4.5 ?) ...Hacking a Joystick InterfaceI have a DK'Tronics twin-port joystick interface that does Kempston and Sinclair 0-6 keys. I know it has only 14 lines connecting it to the edge con…
... standard for either +5V or a second fire button, ... br /> D0- joy RIGHT / or amiga mouse XB
D1 ...
D4- joy FIRE 1 / or amiga mouse left button
D6- joy FIRE 3 / or amiga mouse middle button
D7- always 0
(all signals on ...SE Basic Type-ins^Pete suggested creating a sticky thread for SE Basic discussion. I thought a Type-ins thread might also be useful. Up to the mods if they want to ma…
...
50 POKE USR "a"+3,255
60 POKE USR ...
140 PALETTE 40+i, 3+4*i+32*i
210 PRINT #0;AT 0,0; PEN 0; PAPER 6; FLASH 1; BRIGHT 0;" "; PAPER 7 ... LET x=-1: LET y=-1: LET xd=1: LET yd=1:
240 ...How to connect two TVs to one SCART input?I want to connect two television sets to the same SCART input, so that the same SCART signal is sent to the two televisions, both in the same room. T…
... 1 2 3 4 5
[0]-------------[0]-------------[0]------------[0]-------------[0]
[0][0]----------[0][0]----------[0][0]---------[0][0]----------[0][0]
[0][0]----------[0][0
