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Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... channel must be created below basic
; so look ... streams has
; two bytes of offset data
; ... the total number of bytes occupied,
; held in ... /> ; in the streams table to store the
; offset
... -
Proportional Print Routine...Hi Folks, Does anyone know of a good proportional printing routine for the ZX Spectrum? Ideally I am looking for something that prints with charact…
... noticably slow down the SE Basic 42-column code, because ... channel must be created below basic
; so look at ... default streams has
; two bytes of offset data
; the ... /> ; in the streams table to store the
; offset
... -
GUI/OS for the Spectrum?Hi, Is anybody working on a WIMP/GUI system for the Spec? Is there anything current out there? [url]http://snakeoillabs.com/wordpress/2005/10/30/8…
... channel must be created below basic
; so look ... default streams has
; two bytes of offset data
; ... the total number of bytes occupied,
; held in ... /> ; flag
push af ; store the carry flag
ld ... -
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…
... br /> Yes, that's the basic idea, but no, this is ... would need 768x2=1536 bytes since INK and PAPER ... screen will require 6912 bytes for the screen image, ... flag (or 8 additional bytes to implement layers of ... the Spectrum 128K to store all screen information for ... -
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…
... 5 ; allocate 5 bytes for channel below BASIC area
call ... inc hl
jr STORE_C ; store new row into AT_ROW
inc hl ; store AT_ROW address in HL
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…
... 5 ; allocate 5 bytes for channel below BASIC area
call ... inc hl
jr STORE_C ; store new row into AT_ROW
inc hl ; store AT_ROW address in HL
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…
... 5 ; allocate 5 bytes for channel below BASIC area
push bc ... inc hl
jr STORE_C ; store new row into AT_ROW
inc hl ; store AT_ROW address in HL
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…
... 5 ; allocate 5 bytes for channel below BASIC area
push bc ... inc hl
jr STORE_C ; store new row into AT_ROW
inc hl ; store AT_ROW address in HL
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…
... 5 ; allocate 5 bytes for channel below BASIC area
push bc ... inc hl
jr STORE_C ; store new row into AT_ROW
inc hl ; store AT_ROW address in HL
checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... manipulation is very slow in basic but very fast in assembler ... u is the following 33 bytes long assembler:
[CODE ... /> [/CODE]
Here I store the m/c routine within ...checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... =mattsteel;563329]Here I store the m/c routine within ... incorporating m/code into a BASIC program could be generalised ... ML for a$ (plus 5 bytes for the FN x(a ... entry and a few bytes for the other bits of ... byte for every two bytes entered until terminated with ...Where to start?..Hello, First off, sorry if this is in the wrong and sorry if the questions I'm about to ask have been asked and answered numerous time! Little back…
... still needing to cover BASIC and everything before touching ... go back to Basic. From basic you can run that ... /> From Basic you can also save those raw bytes to tape ... 57344 and up. Basic is sitting below address ... enter an address to store at using 'N'ew ...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…
... lack of bitwise operators in BASIC could be augmented as follows ... ) Use a couple of bytes to store the values that are to ... [/CODE]
3) From BASIC you would then POKE the ...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…
... lack of bitwise operators in BASIC could be augmented as follows ... ) Use a couple of bytes to store the values that are to ... [/CODE]
3) From BASIC you would then POKE the ...Fairlight's use of LDIRYS, comparing Fairlight and Nightshade, said: [quote]Fairlight is much more interesting even though the techniques that Bo Jangeborg uses for screen…
... br /> ret ; return to BASIC
org 0xc39a ... br /> jp 56 ; exit via BASIC interrupt handler
blit ... /> incbin "unionflag.atr" ; 768 bytes of attributes
... /> sp_cache
defw 0x0000 ; store cache
org ...Copying a SCREEN$ in ZX BASIC in 1 second?!Following on from the revived "[thread=20207]Saving a complete SCREEN$ in BASIC[/thread]" thread (although Arjun really only needed a suitable POKE i…
... be referenced by LET from BASIC afterwards. Also, if shifting around ... VARS itself then normal BASIC assignments won't work but ... thus giving a "Nonsense in BASIC" error when the "(" is encountered ... a different address to store the 9 bytes of info then I ...A new multicolor engine called BIFROST*I'm glad to announce the release of a new multicolor engine implemented by yours truly, including high quality 16x16 tiles designed by R-Tape: [IMG]…
... small suggestions to improve ZX BASIC that should be trivial to ... Float 65000, PI will store 5 float bytes of PI starting at ...LZ77 en/decodingI've written an LZ77 en/decoding routine as I couldn't find one around for the Spectrum. Initially I'm just doing it in BASIC to get the logic right.…
... , it would be practical to store a history table of all ... 's not even necessary to store the words, just the addresses ... I'd only need 4000 bytes.
However, whereas previously ... ; the code below is a BASIC version of a routine to ...Byte-order backbufferThis is a tool for Z80 coders who wish the Spectrum screen had a serial layout. It runs as an interrupt mode 2 service routine and uses POP and PUSH …
...
jp 56 ; exit via BASIC interrupt handler
blit ... incbin "screen.bmp" ; 6144 bytes of in order bitmap
incbin "screen.atr" ; 768 bytes of attributes
... /> sp_cache
defw 0x0000 ; store cache
org ...Store and restore attribute valuesI am needing ideas on how to write a machine code routine that will store/restore (more important to restore) attribute values to the 22528 area. I …
... byte Memory Move routine from BASIC.[/QUOTE]
Sma-a ... . As the other 16x16 attribute bytes haven't changed they wouldn ... would mean having to store an extra 16x16 bytes in the first ...How much space does a number take?Hi Folks, Could someone please remind me how much memory a number takes up in a BASIC listing. For example, if you had: [CODE]100 LET a=3000[/CODE…
... You can store integers in as many bytes as you need ... only program in Sinclair Basic when I picked up ... the ZX Basic compiler. I also am ... make with the data store in the first place, ... Sam Coupe emulator - the basic there just natively supports enormous ...How much space does a number take?Hi Folks, Could someone please remind me how much memory a number takes up in a BASIC listing. For example, if you had: [CODE]100 LET a=3000[/CODE…
... code? You can store integers in as many bytes as you need ... make this workable in ZX BASIC. As you probably know it ...Copying Files in +3e BASIC (not using COPY command)Hello there my fellow WoS'ers Yet again I find myself in need of guidance, I am sooo close to getting my prototype up. I am writing my own byte cop…
... /M (first versions) doesn't store the actual length of a ... a extent. The number of bytes that an extent has is ... 8192 bytes (AFAIR).
This is why +3DOS stores basic programs ...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…
... channel must be created below basic
; so look ... streams has
; two bytes of offset data
; ... the total number of bytes occupied,
; held in ... /> ; in the streams table to store the
; offset
...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…
... ('T') for priting from basic, etc
;60 bytes
;---------------------------------------------------------------------------------
org ... )
ld (hl),a ; store the coordinate
jr dontprint ...Tutorial - learn machine code in 30mins[B][I]Message from the moderators[/I] - bigjon has requested that readers' attention be drawn to a better version of this tutorial, one which is easi…
... to BASIC
Machine code programs are a series of bytes in ... store the attribute file address of the 'car' in some free bytes ... the computer choose where to store it, on its 'stack'
bytes (1 screen) down the attribute file.
ld (32900),hl ;store ...Query about memorySo I know this has been asked a lot and I beg your brief indulgence. I have scanned through a lot of old threads already but I'm trying to improve m…
... reads one of the two bytes that the ROM OS uses ... respond, the ROM OS will store a value in the system ... the original Sinclair ZX Spectrum BASIC programming manual.
PRINT ...RAM used / corrupted by +3DOSAs I said previously, [url=http://www.worldofspectrum.org/forums/showthread.php?t=41775]I'm trying to put some games in hard disk[/url] so they can b…
... file 'o' as being 591 bytes shorter than its actual length ... original question, as long as BASIC and the editor have been ... bytes (which might otherwise be used by the editor or to store ... the bootstrap program); the middle 3328 bytes ($db00$e7ff ...
