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BASIC Keyword ReferenceHi. I do most of my ZX work on a grey-case +2 which, as we all know, is devoid of most of the 48k BASIC keywords (it has LOAD and stuff, but not much…
... Symbol Shift and 'E'
ATTR Caps Shift+Symbol Shift, then ... +Symbol Shift, then '8'
Black Paper Caps Shift+Symbol Shift ... +Symbol Shift, then '7'
Black Ink Caps Shift+Symbol Shift ... -
'orange' on a spectrumalways wondered why spectrums could never seem to achieve the colour orange? wasn't one of the default colours, and don't remember seeing anything th…
... have 15 colours available from black to bright white, then we ... by the blockiness of the ATTR squares though. Of course you ... -
MultichromeIt turns out that multichrome, and other screen modes, are emulated in Fuse and Eightyone via ZX Spectrum SE emulation (which is similar to the TC214…
... we have to change both attr and pixel data? I don ... to set 32 bytes of attr data per line. This is ... colours. Just pretend it is black and white
Image ... -
reimport of exported asm in 7upI know it may seem a cryptic title but is there a way of importing an asm file ( created using the export data option within 7up) back into 7up or an…
... the end" is now "Gfx+Attr" in Data Outputted option and ... 9th byte" is now "Gfx+Attr" in Data Outputted option and ... graphic will probably look all black if it doesn't have ... -
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... br /> ld (hl), $47 ; black paper + white ink + bright
ld (hl), $47 ; black paper + white ink + bright
attr position
ch2attr: defw $ ... 0000 ; ch2 saved attr position
keyboard: ... -
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... br /> LD (HL), $47 ; BLACK PAPER + WHITE INK + BRIGHT
LD (HL), $47 ; BLACK PAPER + WHITE INK + BRIGHT
ATTR POSITION
CH2ATTR: DEFW $ ... 0000 ; CH2 SAVED ATTR POSITION
GETNOTES: ... -
Keyboard demoHere's a preview of a new keyboard for the special fx engine. Press any key to start/restart. [url]http://dl.dropbox.com/u/9498358/fire_keyboard.sn…
... )
LD (HL), $47 ; BLACK PAPER + WHITE INK + BRIGHT
LD (HL), $47 ; BLACK PAPER + WHITE INK + BRIGHT
ATTR POSITION
CH2ATTR: DEFW $ ... 0000 ; CH2 SAVED ATTR POSITION
inverting graphics using basic?just curious if it could be done by poking screen memory ? and what's the structure. (foreground / background for each char ? ) reason I ask is I'd …
... )
b3-5 = Paper (000 = Black; 001=Blue; ... 111=White)
b0-2 = Ink (000 = Black; 001=Blue; ... 111=White)[/code ... :
[code]Attr(new) = (Attr & 192) | ((Attr & 56) / 8) | ((Attr & 3 ...New game: WUNDERCHAR$Hi All, Finally finished my latest game: Wunderchar$. [IMG]http://i1142.photobucket.com/albums/n608/daveyboyhughes/loadingscr.gif[/IMG][IMG]http://…
... the border colours. Also the black border fits very well, so ... to use the pad. The attr background is just a nice ...IF....AND......THEN statementsSorry...more questions Now initially I thought this should work....but now thinking about it it is doomed to fail as if the player's x co ordinate a…
... -bright, non-flashing, black paper?
Your ATTR 1 will match ... non-bright blue ink on black paper, for example.
IF....AND......THEN statementsSorry...more questions Now initially I thought this should work....but now thinking about it it is doomed to fail as if the player's x co ordinate a…
... non-flashing, black paper?
Your ATTR 1 will match ... non-bright blue ink on black paper, for example.
... are blue ink on black paper (which should be ... are white ink on black paper (which should be ... ,5;"a"
30 PRINT ATTR (20,5)
Quickest way to fill the attributes using LDIRI'm looking for a small routine to fill the entire attribute area of the memory with a single value, I've used LDIR in the past, but forgotten how to…
Rainbow Chaos(I so want to call this Law of Chaos to pun on lords) Anyway. Dunno if I'll make this. But if I don't /someone/ will want to. It's just too good an …
... , attr as UBYTE)[/B]
If all tiles have a black ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
... ld hl, attr_t ; address attr-t
cp 8 ; ... ld a, (hl) ; attr-t to A
jr ... br /> and %00100100 ; black or white
jr ... z, co_temp_a ; jump with black
ld a, b ... /> call co_change ; update attr-t
ld a, ...SE Basic IV Buffy v4.1 source (WIP)I've been doing a major refactor on the SE Basic source and I'd appreciate a code review from anyone who has time to look at it. I've almost certainl…
...
and d ; attr-t
xor e ... xor %00111000 ; set black or white PAPER accordingly ...Troublesome routine, help needed!Having problems with this routine, it basically fires a rocket up the screen, but refuses to detect collisions. I'm using attribute blocks for detect…
... on a black and blue un-bright background i.e. ATTR value ... /> ret
av1 defb 0 ;attr co-ord vals
defb ... /> defb 0
attr LD A, (rx1) ;calculate ATTR
LD (av1 ... /> first: i cant see call attr
second: check bold line ...BLOG- ZXSporgBasic RPG development thread- Inspired by the Spectrum 30 show, and after a six-month wait while I was busy playing loads of gigs, I have decided to do a spot of Spectrum coding…
... is so I can print black (for a door) or blue ...P47 Thunderbolt Colour/Attribute hacking?I've seen someone (can't remember who now, sorry) hacking into monochrome games such as After The War and Outrun Europa and adding/changing the colou…
... PAPER blue & INK cyan (ATTR=1*8+5=13), the ... 28 columns wide with two black columns either side, so the ... a row are: 00 00 {ATTR*28} 00 00.
P47 Thunderbolt Colour/Attribute hacking?I've seen someone (can't remember who now, sorry) hacking into monochrome games such as After The War and Outrun Europa and adding/changing the colou…
... of each pair is the ATTR code for the main playing ... that. This code sets the ATTR colour scheme for all levels ... ;start of ATTR codes list
ld (hl),7 ;black PAPER, white ... /> ld bc,15 ;size of ATTR codes list - 1
ldir ...Tile routinesHi all, Please does anyone have any examples of tile routines in pure asm to set up maptile screens. I would like to try and understand them and ti…
ZX Basic StoryOk so here's another mundane idea. Let's make a story, like the three word story but you are only allow to used the words letters or symbols provided…
BLACK CAT TO CONTINUE.CLEAR TO ... TO VAL$ BEEP AND $PI ATTR INPUT OVER VAL$ ABS THEN ...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 …
... in different colours then use ATTR(y,x) to retrieve the ... spaces to print them with black INK and PAPER, because an ...Comp.Sys.Sinclair Crap Games Competition 2017As the creator of the second-least crap game in last year's competition (and the only mug stupid enough to agree to host it this year) I am proud/ash…
... screen completely to attribute 0 (black).
Note that you ... do the equivalent of an ATTR() read, the address to POKE ... REM Clear the buffer to black:
250 LET z=USR ... stalled:
530 LET a=ATTR (y,x): IF a0 AND ...Interrupts, 16k Spectrums and snowI'm writing something for the 16k Spectrum and I want to use interrupts. The avilable documentation doesn't seem clear enough for me to figure out ho…
... whole of the bottom attr row to BLACK+BLACK+BRIGHT+FLASH so that ... blank out the top attr row (just BLACK+BLACK) to make the screen ...Interrupts, 16k Spectrums and snowI'm writing something for the 16k Spectrum and I want to use interrupts. The avilable documentation doesn't seem clear enough for me to figure out ho…
... whole of the bottom attr row to BLACK+BLACK+BRIGHT+FLASH so that ... blank out the top attr row (just BLACK+BLACK) to make the screen ...Things you only found out recently2014 - First found out about the existence of the QL, by the time I was reading magazines all mentions had ceased. 2017 - Found out that Frank Sid…
... 'disk interface DD' for the black +2 , I'd never looked ... ) although you can see the attr's are placed in reverse ...Hacking the ZX Spectrum 48K ROMHi Guys, I have modded my Speccy with a dual boot ROM loading on first bank the original ZX kernel and on the second bank an enhanced version. I h…
... colour:
[code]
0 = BLACK
1 = BLUE
2 ... /> For the BORDER, P-ATTR and T-ATTR system variables; the flash ... of the familiar red on black:
[code]
11DD: FE ...PAPER&INK: screen/character differenciation?So I was looking at a type-in listing earlier and I got to wondering how the Spectrum differenciates between knowing that the PAPER/INK commands need…
... the value of the first attr byte. The reasoning for moving ... incase you wanted say bright black with black :D , otherwise you'd ...New game, LAFIX III'd like to announce my newly developed game, LAFIX II. The url is [url="https://simonsnake.itch.io/lafix-ii"]here[/url]. It is a puzzle game bas…
... colour (including the black squares that have a particular ATTR value), each ...New mod! Timebomb Arcade EditionAfter the 30-years-overdue debugging of Maze Death Race and the colossal collaborative triumph of Donkey Kong Arcade, I've been nagging poor Pgyuri a…
... - DIGIT text was printed in black/black what could be meaning?[/spoiler ... />
#2 Game uses screen ATTR checking to move anything on ...
