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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 …
... a,1 ; lower screen
call 5633 ; open lower channel
ld ... in bytes
call 8252 ; print it
string defb ... print routine
LD A,1 ;ROW (OF BOTTOM SECTION OF SCREEN ... -
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 …
... which channel is open, if you're printing in the top screen ... routine you can use full screen PRINT AT and it will set ... to the right screen. After the PRINT AT B,C (which ... the right defined screen
[code]
; PRINT AT Y,X ... -
Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... ; lower screen
call 5633 ; open lower scrren channel
... br />
call 8252 ; print it
GameLoop< ... ; adress of start of screen line for paddle
... copies attributes = PAPER 6 to screen
ld hl ... -
Move objectHi again, I am using paper colors to represent game objects. I have a "paddle" that is 4 pixels wide. I save its position as a 2 byte word in memory…
... ; lower screen
call 5633 ; open lower scrren channel
... br />
call 8252 ; print it
GameLoop< ... ; adress of start of screen line for paddle
... ; copies attributes = PAPER 6 to screen
ld h ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... %00001111 ; mask half of the screen byte
or c ; ... result back to screen
inc d ; next screen location
... PRINT #4;CHR$ f;: NEXT f
[/CODE]
The channel supports ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... /> ; -----------------------------------------------------------------------------
; CREATE CHANNEL AND ATTACH STREAM
; Based ... MSB address of the PRINT # routine at CH_ADDR< ... to screen
inc d ; next screen location ... -
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... defw CH_ADDR ; address of the PRINT # routine
defw 0x15c4 ... # routine
defb 'P' ; channel type 'P'
; ... back to screen
inc d ; next screen location
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... defw CH_ADDR ; address of the PRINT # routine
defw 0x15c4 ... # routine
defb 'P' ; channel type 'P'
; ... back to screen
inc d ; next screen location
RFC: 64 column font codeIn BASIC, type CLEAR 49999 then import the code at 50000. Then type RANDOMIZE USR 50000. This will create a new channel and attach stream #4 to it. A…
... defw CH_ADDR ; address of the PRINT # routine
defw 0x15c4 ... # routine
defb 'S' ; channel type 'S'
; ... back to screen
inc d ; next screen location
Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…
... 2 ; upper screen
call CHAN_OPEN ; get the channel sorted
;call pm_do_it ; print the message
;ret< ... ; get the character to print
inc hl ; point ... exit
rst 16 ; print the character
jr pm_do_it ...New WIP underway - 'Dingo'.Hi, Prepare for a long post. Perhaps I can even challenge ewgf here. :razz: Anyway, I've been meaning to get into Z80 programming and making a game…
... 2 ; upper screen
call CHAN_OPEN ; get the channel sorted
;call pm_do_it ; print the message
;ret< ... ; get the character to print
inc hl ; point ... exit
rst 16 ; print the character
jr pm_do_it ...Screen2StringFurther to writing that BASIC one-liner to redirect CAT to a string I thought that I'd do a general redirection routine for anything which normally p…
... BASIC trickery (using the 'R' channel, which you can't actually ... that it's the 'S' channel it works).
Anyhoo ... displayed on the screen. It just changes the channel 'S' output routine ... the bytes being output by PRINT or whatever and appends them ...Machine Code Routine of the weekHow about a thread that has a routine each week that is in [B]assembly language[/B] and is also described in great detail what the hell is going on …
... new channel handler (as described in the FAQ) with the fast PRINT ... 't do token expansion or screen scrolling.)
Y'know ... right place.[/QUOTE]Errors cause channel 'K' to be reset to ... with an automatic listing) causes channel 'S' to be reset to ...Multi-sized character screen driverFollowing on from the thread on [url=http://www.worldofspectrum.org/forums/showthread.php?t=24618&page=14]character output routines[/url], I've dug o…
... code to channel "P". Then PRINT#3 (or LPRINT or PRINT if redirected ... with OPEN#2,"P") goes to the screen ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... it, and the normal screen area will be untouched. ... a up to 85 column channel and plot/draw/circle ... of them seem to print the text slower in 64 ... of course BASIC80's effective screen size is 480x192. In ... while displaying the hi-res screen.
[quote]The use ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... of them seem to print the text slower in ... while displaying the hi-res screen.[/QUOTE]
... charset, in 85 column channel uses another charset and is ... something when wrong.
PRINT PAPER 4 and got green ... but magenta INK.
PRINT INK 2 and got ...80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…
... basic 64 in 64 column channel uses ROM charset, in ... 85 column channel uses another charset and is ... draw in BASIC64 in all screen, but can't use ... something when wrong.
PRINT PAPER 4 and got green ... but magenta INK.
PRINT INK 2 and got cyan ...Printing a ListingHello my fellow WoS'ers Todays trouble starts with the need to print-out a listing - personally I would prefer a text file, but beggars cannot be c…
... +3e
20 REM Window Channel Demo
30 PAPER 7 ... 1;"+3e Windows"'"==========="
60 PRINT #4;CHR$ 30;CHR$ 0 ... you can PRINT to just like the screen."
70 PRINT #4;CHR ... using CHR$."
440 PRINT #4'"Block graphics are automatically ...WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... also your notice the last print block is virtually the same ... , then with the screen on ... errmmm ... screen: SAVE "something" SCREEN$. If you're ... the two in the lower screen will be erased by the ... be avoided by temporarily disabling channel K output with a POKE ...40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
... hl, (prog) ; a channel must be created below basic ... ; and Y positions for the print.
ret ;
... prntq ; and 127 then print a question mark
... nz, fchr ; just print a character if it is ... 191 ; mod to access lower screen
call pixel_add + ...40 Column Printing RoutineI've written a 40 column printing routine, which I'd like to share... It's my first piece of 'public' code so go easy on me! I don't think it is a…
...
;-------------------------------------------------------------------------------
;SETUP channel 7 ('T') for priting from ... dontprint ; skip calling the print routine
notatting
screen address
...Machine code RST10 problemHello! After 27 years of playing with Spectrums I'm starting to look into doing assembly language properly. All went swimmingly well until I wrote …
... on the screen;[/QUOTE]
Did you set the channel? Before ... using RST 0x10 - if you want to print on ... the main part of the screen - you must ... to print in the lower two lines of the screen (the channel in ...BIN2BAS (load BASIC text into emulator) utilityI've nearly finished testing this. It allows a BASIC program to be loaded from a text file in any emulator which has a "load binary" option. I was wo…
... system variables and add extra channel info (which I knew ... /> 26 POKE 54321,255: PRINT #3: RANDOMIZE 12345: READ ...
29 SAVE "f4" SCREEN$: SPECTRUM: STOP: VERIFY "f1"< ... CHR$ b
31 PRINT CODE "a"+COS B+ ... a$=INKEY$
32 PRINT INT a+LEN b$+LN ...Strange INK behaviourThis weekend I hooked up two Sinclair ZX Spectrum with Interface 1 to try out the networking capabilities, and I ended up using parts of the Net Game…
Could it be that screen is not the 'current' channel at that moment? Issuing an empty PRINT command first may put this straight. Like PRINT;:Strange INK behaviourThis weekend I hooked up two Sinclair ZX Spectrum with Interface 1 to try out the networking capabilities, and I ended up using parts of the Net Game…
... screen is not the 'current' channel at that moment? Issuing an empty PRINT ... may put this straight. Like PRINT;:[/QUOTE]
That's very ... witty. Issuing [b]PRINT #2; INK 1; AT ly ... variables and change destination of channel 2)
