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Sorting an array...Hi Folks, Over the weekend I had a play with sorting algorithms - takes me back to my student days! :-o My first try was with the good old Bubble S…
... - you know more about Sinclair BASIC than is healthy! :smile: Surely ... -
Override AUTOLINE start?Hi there, Is there a poke that prevents a BASIC program from auto running, when it was previously saved with the LINE command? Cheers, Steve
... to er... load "stubborn" BASIC this way:
... I had written a BASIC proggie that I called "Desculador ... 20 BORDER 0:PAPER 0:INK 7:CLS
30 ... n=50015 TO 50024:PRINT FLASH 1;CHR$ PEEK n ... loaded ONLY THE "STUBBORN BASIC's HEADER" from tape. ... -
Stopping the loading messages...Hi Folks, As you know, the ZX BASIC kindly reports the program, bytes or data that you have loaded on the screen. To stop these appearing I was thi…
[QUOTE=Fikee;492702]the safe way is [b]setup font to empty memory[/b], and set OVER 1, INK,PAPER,BRIGHT,FLASH to 8.
message is "printed" but with this setup screen is not changed at all.[/QUOTE]
you did something wrong -
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 …
... . You can swap the PAPER/INK bits in the attribute by ... one BRIGHT bit, one FLASH bit, three PAPER bits, and three INK bits ... -
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 …
... do the same with Bright and / or flash ? as I guess I ... could poke it.. and does the INK ... -
Looking for an e-reader handheld device.I've come to a sudden decision that I want one of these :-) basically to create a bit of space by getting all of the books I own in digital format an…
... horrible inverting of the paper/ink every time the screen updates ... ]
Is that like FLASH in Speccy BASIC? -
Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... to write my first ZX Basic program in 25 years may ... to 7
20 print ink x; "TVZombie is getting on ... /> Good. Just don't use flash, you can trigger sudden epileptic ... -
Calculating the address of a pixel?Hi Folks, Is there an easy/quick way of calculating the memory address of a pixel? So for example, if I wanted to "plot" pixel at screen coordinate…
... then), a great version of BASIC which many of us mastered ... eight (well, fifteen, including bright) colours, plus flash, all in less than ... -
Frank N SteinThis one > [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0001849[/url] Always seems to crash about level 7 (maybe a bit more) or so with an …
... line 1100):
[CODE]1100 BRIGHT 8: IF p=5 THEN ... :
[CODE]8010 PAPER 8: BRIGHT 1: LET p1=PEEK 23675 ... 23675,p1: POKE 23676,p2: BRIGHT 1: RETURN
8400 LET ... /> 8420 IF (r=1 AND ATTR(x,y) -
Print TextHow do i print text on the bottom left row(memory location in attribute 23295) of the screen in assembly? I understand the parts better on paper and …
... is green paper on white ink. Any assistance in this ... a,104 ;cyan paper, black ink, bright
ld (23693),a ... score' 16 is set ink, the following byte is ... /> ld a,16 ;set ink colour
rst 16< ... of the string work on flash and bright too (18 & ... -
writing an emulator-newbie needs helpHi, this is my first post here. I decided to write a minimalistic emulator of ZX Spectrum-no emulation of advanced peripherals, no emulation of sound…
... , I just input some lame BASIC programs to test if the ... (1) look up the equivalent ink colour in the attribute map ... backbuffer pixel to the equivalent ink colour (basically define 8 + 8 ... mirror the speccy 8 non-bright + 8 bright colour values). If bit ... -
Legend of Kyrandia - ZX Spectrum DemoI was browsing the ZX Open Source site [url]http://opensourcezx.untergrund.net/[/url] and I found an interesting tr-dos disk image of a playable demo…
... it possible to use the Flash and Bright bit to store some ... 4 for both PAPER and INK priority values (thus supporting 16 ... 8 ), and use the FLASH and BRIGHT bits from the screen image ... -
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 …
... ;561099]also how to do bright in 7up ? I tick the ... ]
That's weird. Flash doesn't show up (you ... , Attr value will be over 128 and F:1), but bright should ... -
Address of monitor to load emulator files into real SpeccyI have a monitor/debugger that can load data over serial port really fast. Now I would like to extend it to load standard emulator files over the ser…
... " with attributes with the same ink and paper.
The ... a 128K snapshot from Compact Flash to memory and uses screen ... data to overwrite BASIC area. Others have a BASIC loader that loads ... them, putting the loader in BASIC area, or buffer printer area ... -
IN or INKEY ?just curious which is better to use.. I have a menu done.. and use 6/7 to go up down it + space to cycle thru the options (using inkey).. obv. if I w…
... 75 PRINT OVER 1; BRIGHT 1; INK logcol;AT 0,4 ... OVER 1; PAPER hilite; FLASH 1;AT 10,0;" ... OVER 1; PAPER op1; FLASH fl1;AT 10,0;" ... OVER 1; PAPER op2; FLASH fl2;AT 13,0;" ... -
Happy Birthday Paddy Coleman!Happy Birthday!
... =1
16 INK ik
20 PRINT ; BRIGHT br; FLASH fl;" - happy ... -
Need help with tzxing once again :)You people helped me so much in this thread witch a custom loader: [url]http://www.worldofspectrum.org/forums/showthread.php?t=36109[/url] Maybe we…
... />
What kind of BASIC is this (note the lines ... starting with *)? Beta-Basic? MegaBasic?
[ ... VAL "18",VAL "5"; FLASH SGN PI;"Zatrzymaj magnetofon!": ... AT VAL "18",NOT PI; BRIGHT 0;" "
120 ... -
Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... natural (ie separate ink/paper saturation instead of the bright and no flash). -
Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... separate ink/paper saturation instead of the bright and no flash).[/QUOTE]
Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... uses flash 2nd bright attribute for the paper, and independent with the ink ... . CPLD+SRAM.
2. FPGA+Flash ROM.
3. Future CPLD ...Add horizontal hardware scroll to ULA+In this case we must read a bit in the ULA+ for test if supported. And the future software that uses it must have to branch: 1. If hardware scroll i…
... : 16 colour pallette using flash as paper bright, and 256 colour using ... you use separate paper and ink pallettes and a total of ...Faster CLS...Hi Folks, Looking at the CLS command in the Spectrum ROM disassembly it seems rather complex. Does anyone know of a simpler/quicker routine that wi…
... you're calling it from BASIC then super-optimisation is ... clear the screen for a BASIC program was simply to ... attributes to the same INK and PAPER all over ... black-on-black. 109 is bright cyan on cyan. You ... PAPER*8 + INK and add 64 if you want BRIGHT.
< ...Is there a limit to the numberof variables you can have in BASIC..... Reason I ask is I've got an idea....but using my "lowest common denominator" approach to code I fear that I'…
... paper, and black ink, with no bright or flash would return a value ... , which was red paper, yellow ink, you would have your program ...Is there a limit to the numberof variables you can have in BASIC..... Reason I ask is I've got an idea....but using my "lowest common denominator" approach to code I fear that I'…
... paper, and black ink, with no bright or flash would return a value ... , which was red paper, yellow ink, you would have your program ...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…
... all non-bright, non-flashing, black paper?
Your ATTR 1 ... that doesn't have non-bright blue ink on black paper, for ...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-bright, non-flashing, black paper?
Your ATTR 1 ... doesn't have non-bright blue ink on black paper, for ... maze walls are blue ink on black paper (which ... ), and pills are white ink on black paper (which ... ,5;"a"
30 PRINT ATTR (20,5)
...BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... me, why ula cannot generate bright colors for borders?[/QUOTE]
INK, BRIGHT or FLASH bits. In fact, two ... of the bits where the INK is ...BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... make the border bright (bit 6 on) or even flash (bit 7 ... enable BRIGHT. You couldn't enable FLASH as there is no INK to ...BorderTron 3000A little bit of speccy-related fun for a Friday afternoon... I've knocked together a program for Windows which I've called Bordertron 3000 (a suitabl…
... enable BRIGHT. You couldn't enable FLASH as there is no INK to ... is not affected.
The bright border mountain looks nicer sometimes ...Turn UDG to Attrribute blocksI'm trying to enlarge my UDG's to 8 x 8 character blocks per pixel, but struggling, is there any subroutine/program for enlarging UDG's x 8?
... + (Row * 32) + Column, Ink + (Paper * 8 ) + (Bright * 64) + (Flash * 128 )
where ...
