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After roughly 22 years can you help?Hi, A long one this but here goes. Roughly 22 years ago (i was 14 if i remember right) i got a 48K speccy for christmas of my dad it was awesome an…
... ]
LD A,#16
RST #10
LD A,5 ; COLUMN ... 5
RST #10
LD A,8 ; ROW ... 8
RST #10
LD A,"A"
RST #10 ; PRINT "A ... -
After roughly 22 years can you help?Hi, A long one this but here goes. Roughly 22 years ago (i was 14 if i remember right) i got a 48K speccy for christmas of my dad it was awesome an…
... someone explain what the instruction RST 16 actually does? ..
[/quote ... ]
Wrong way... RST 16 (or RST #10) is 1 byte machine ... what subruotine called with RST 16 does.
RST 16 calls at ... -
SPIN AssemblerAnybody got any idea why RST 10 doesn't work in SPIN's assembler?? Perhaps I'm putting the command in the wrong format. Cheers
... be because the 10 in RST 10 is the number 10 hex, 16 decimal ... SPIN is reading it as 10 decimal (which isn't a ... valid parameter to the RST instruction).
In other ... words, use either RST 16 or RST 0x10 (or whatever representation ... -
Has this been done before?Are there any emulators whose speed can be adjusted by the Spectrum program that the emulator itself is running? So that, say the Spectrum program ca…
TS2068 - SPECTRUM 48k Compatible Games ListHey guys... Follows the list. These are just the games I tested, there is still a long way ahead... As soon as more games are tested, their names w…
... % success rate :-) Mine was about 10% or so on about 400 ... the ROM directly, aside from RST#10 for quick and dirty printing ...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…
... />
main:
ld a,10
ld (flag),a
push hl
rst #10
pop hl
jp ...Monitor/debugger that doesn't use the Speccy ROM?Was there ever a Spectrum monitor/debugger released that didn't use the ROM, for key input and character output routines? The reason I ask is that i…
... appear to use the standard RST 10 for character output, but maybe ...Disassemblers and RSTsI think this is a longshot, but... is anybody aware of a disassembler that handles the Interface One RSTs? e.g. RST $10 DEFW $0020. Cheers
Disassemblers and RSTsI think this is a longshot, but... is anybody aware of a disassembler that handles the Interface One RSTs? e.g. RST $10 DEFW $0020. Cheers
... f908 c9 $0ats
l_f909: rst $10 ; f909 d7 $0bts
defw ... f998 cb 3f $08ts
rst $10 ; f99a d7 $0bts
... (hl) ; fa1c 46 $07ts
rst $10 ; fa1d d7 $0bts
defw ... ; fa4f c5 $0bts
rst $10 ; fa50 d7 $0bts
...question about RST 10hhow do you set the position of the text when using 'RST 10h' to print to screen?
... to be sent into the RST call is something to tell ... simple! :-)[/QUOTE]
No, RST$10 will just use the next ...question about RST 10hhow do you set the position of the text when using 'RST 10h' to print to screen?
... right 1 pos)
10 - cursor up (move ... or PAPER CONTROL
RST $10
LD A, INK ... or PAPER COLOUR
RST $10
To ... /> LD A, CONTROL
RST $10
LD A,n n ... = ON 0 = OFF
RST $10
Easy ...How do I clear only a specific area of a screen (quickly) in machine code ?I'm looking for a machine code routine which will clear the first 20 rows of the Spectrum's display (or any number of rows or columns) . I have found…
... , are you familiar with the RST #10 instruction?
If you ... /> LD A,32
LOOP RST #10
DJNZ LOOP
RETProbing the variables in 128K modeHello again! Briefly, I'm writing an m/c routine to read some BASIC variables. So, before I start, I try to get an idea for the structure of how var…
... +2)[/b] to get the "RST $10" print routine to print to ...IF2 Rom snapshot creationHi, is it possible convert a Speccy 16k snapshot to a Interface 2 Rom file? I've the original Ultimate Pssst, Cookie, Trans-am and Jetpac tapes and …
... Doom fails because it uses RST 10, CALL $0DAF (CLS) and ... br />
saferst10:
;calls RST 10, but preserves registers
PUSH HL
RST 10
JR prmsg
... $7F
PUSH HL
RST 10
RET
...IF2 Rom snapshot creationHi, is it possible convert a Speccy 16k snapshot to a Interface 2 Rom file? I've the original Ultimate Pssst, Cookie, Trans-am and Jetpac tapes and …
... this!
[/LIST]
RST 10 won't work with just ... fact none of the RST routines (apart from RST 38 ) will work ...Interface One - New FunctionalityAs you may (or may not) be aware the Interface One is a pretty powerful piece of kit. One of it's greatest features is being able to easily extended …
... 0d ; 0492 0d ts
rst $10 ; 0493 d7 $0bts
defw ... bc ; 0496 c5 $0bts
rst $10 ; 0497 d7 $0bts
... 0d ; 04b0 0d ts
rst $10 ; 04b1 d7 $0bts
... (hl) ; 04b8 7e $07ts
rst $10 ; 04b9 d7 $0bts
defw ...The incredible shrinking screendumpIn this topic I stated that I would be impressed if the screendump could be smaller than 37 bytes. [url="http://www.worldofspectrum.org/forums/viewt…
Machine Code Microdrive File LoaderI've been experimenting with transferring games to run from microdrive. Typically I like to see a loading screen while things are happening, and I li…
... (hd_11),hl ; execute main2
rst $08 ; by using the if1 ...
out ($fe),a
rst $10
defw $0d6b
;
Anybody got a hack for PAW'd games?Has anybody got a hack to browse the text in PAW'd games?
... Quill proggies) :-
[code]
10 LET x=41560: REM PUT ...
jr c ,bbb
rst $10
bbb inc hl
jr nc, fff
rst $10
jr ddd
fff sub $80
rst $10
jr bbb
'Hello World' in ASM ?Can someone show how to make the classic 'Hello World' print with ASM code ? I cant figure at this moment how to insert and handle strings with the s…
... A,16
RST #10
LD A,n
RST #10 ; Select INK ... ]text: DEFB 22,16,10 ; AT 16,10
DEFM "Hello World ... !" on line 16 at column 10.How to insert special characters in Basic and ASM ?Look the next picture. [IMG]http://img25.imageshack.us/img25/9479/scode.jpg[/IMG] I dont know how to insert these black and diagonal characters. No…
... data, so exit loop
rst $10 ;print current character
inc ... stripes
defb $13,$1,$10,$2,$11,$0,$90,$11 ... ,$6
defb $91,$10,$4,$11,$6,$90,$11 ... ,$5,$91
defb $10,$0,$90,$8F
defb ...How to insert special characters in Basic and ASM ?Look the next picture. [IMG]http://img25.imageshack.us/img25/9479/scode.jpg[/IMG] I dont know how to insert these black and diagonal characters. No…
UDG char codes are #90..#a2. You can print them using RST #10 only, because string print routine in the ROM uses bit 7 as end of string code, thus not allowing to print chars with codes >#7f.How to insert special characters in Basic and ASM ?Look the next picture. [IMG]http://img25.imageshack.us/img25/9479/scode.jpg[/IMG] I dont know how to insert these black and diagonal characters. No…
... . You can print them using RST #10 only, because string print routine ...Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... for the attributes and use RST $10 to print stuff. As you ...Howto paint a squared zone of the screen ?You know what guys ? i begin to love this languaje. Cant understand why not put more effort on the 80's to learn it :( because it is really speedy. …
... for the attributes and use RST $10 to print stuff. As you ...Building a menu in ASMWEll as probably some figured, i am learning asm at least to make the basic menu i did in basic. It is a menu where we can select games to be loaded.…
Why not just the printroutine with RST #10 as mentioned in other threads??? When you use 255 as endmarker (instead of OR A / AND A use CP 255) then you can use UDG too.Building a menu in ASMWEll as probably some figured, i am learning asm at least to make the basic menu i did in basic. It is a menu where we can select games to be loaded.…
... in the menu is the RST $10 because the 'call $0c0a' dont ...
