-
Movin And A Groovin Horizontal Flip improvementOn the left is the flip horizontal portion from Andy Pennell'S excellent Movin' & a Groovin' machine code screen routines from Your Spectrum #19 (Oct…
... /> ret c9
;45 Bytes
Create lookup table ... 256 byte boundary (requires 256 bytes of free space whilst
ret C9
;17 bytes
256 byte table ... -
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…
... fetch parameter
ld bc, 17 ; 17 bytes for SAVE
and a ... ld (ix + 12), 0x38 ; 14336 bytes
.endif
.ifdef ... /> inc de ; add three bytes
inc de ; for ... /> inc bc ; add three bytes
inc bc ; for ... -
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…
... ; signal header
ld de, 17 ; SAVE 17 bytes
call sa_bytes ; send ... -
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…
... />
; THE 'CALL' COMMAND ROUTINE ; 17 bytes
org 0x392d
c_call ...
call reclaim_2 ; remove excess bytes
org 0x3b26
ld bc, 5 ; five bytes
ldir ; copy them
Simple memory transfer routineI'm looking for a simple memory transfer routine that shifts 32 bytes of data from the address HL is set to 55143, I have tried using LDIR, but cant …
... pointer to the table?
(17 bytes and a lot less T ...Simple memory transfer routineI'm looking for a simple memory transfer routine that shifts 32 bytes of data from the address HL is set to 55143, I have tried using LDIR, but cant …
... pointer to the table?
(17 bytes and a lot less T ...Multiply by 48Is there a 'cheat' to multiply by 48 in Z80? I have a table of sprites 48 bytes each entry, and I want to be able to offset my pointer with a simpl…
... points to sprite
17 bytes[/CODE]
EDIT: You ...Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
Impressively, almost twice as fast, though its not working properly at the moment. Trying to iron out some mysterious bugs.
It has added about 17 bytes, but once it works, I think I can whittle it down here and there.Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... to finally break the 800 bytes barrier!
... routine now stands at 797 bytes.
Graphics ... Additional data is 191+13+17 bytes = 221 bytes
Construction code ... Board initializing routine is 24 bytes (+ the 17 bytes of data)
< ...Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... king
;191 bytes
chess_builder:
17 bytes
piece_sizes ...
ret ;27 bytes (+17 data)[/code]Look whats possible in 924 bytesSo, finally after over a year of development and nearly 25 years since I first designed the graphics, I've actually made it to the point where this i…
... king
;191 bytes
chess_builder:
17 bytes
piece_sizes ...
ret ;27 bytes (+17 data)[/code]Fuse 1.3.7 releasedA new release of Fuse, the Free Unix Spectrum Emulator, is now available at the SourceForge project: https://sourceforge.net/projects/fuse-emulato…
... step should be. showing all 17 bytes is to much maybe,
bytes, but that is probably realy ...Fuse 1.3.7 releasedA new release of Fuse, the Free Unix Spectrum Emulator, is now available at the SourceForge project: https://sourceforge.net/projects/fuse-emulato…
... info' in the last 2 bytes which seems hardly used nor ... finaly 1 colomn for the 17 bytes as ascii row or numeric ...Is there a way to suppress error R Tape Loading Error in Basic when trying to load only part of fileHi, is there a way to suppress error R Tape Loading Error in Basic when trying to load only part of file. E.g.: I have a Tape-Code-File Start f…
... DATA 221 , 33 , 0 , 0 , 17 , 17 , 0 , 62 , 0 , 55 ... 221 , 33 , 0 , 64 , 17 , 0 , 27 , 62 , 255 ... it will load 6912 bytes at 16384, ignoring anything ... ; load in the header (17 bytes) to 0 , effectively ignoring ... 1366 ; load in 6912 bytes to 16384 then return to ...1k Chess (was the 924 bytes thing!)Hi, I've decided to do a major rewrite of large parts of the code for the isometric Chess thing that I've been messing with. It got to the point, …
... 02h,02h,02h;0ffh ;17 bytes (16)
ret ;24 bytes (+17 data)
... br />
;145 bytes
chess_builder:< ...1k Chess (was the 924 bytes thing!)Hi, I've decided to do a major rewrite of large parts of the code for the isometric Chess thing that I've been messing with. It got to the point, …
... />
ret ;24 bytes (+17 data)
... br />
;145 bytes
chess_builder ... ,02h,02h,02h,0ffh ;17 bytes
...Isometric enginesWhilst taking a breather from Chess development I've been playing around with a little isometric 'room' building idea. Just wondering what sort of…
... />
forwards:
;17 bytes
ld hl,4000h
backwards_faster:
;17 bytes
ld hl,5affh
backwards_alt2: ;13 bytes - (14 with RET)
...Shrinky challengeInspired by this contest on c64: http://nurpax.github.io/posts/2019-08-18-dirty-tricks-6502-programmers-use.html Make the smallest possible .tap t…
... to get down to 41 bytes.. but can't match hikaru ... code
- the header is 17 bytes long. you can fit 14 ... bytes of code in there (maybe ...Shrinky challengeInspired by this contest on c64: http://nurpax.github.io/posts/2019-08-18-dirty-tricks-6502-programmers-use.html Make the smallest possible .tap t…
[quote="evilpaul;955777"]the header is 17 bytes long. you can fit 14 bytes of code in there (maybe more?) and then jump there from your code[/quote]
It's a crazy plan but it just might work...
Regards,
Derek.Retro Bytes PR and other services.Hi folks, For anyone who is interested, I'm setting up a PR agency called Retro Bytes PR. We specialise in handling the press for small companies, p…
... a PR agency called Retro Bytes PR. We specialise in handling ... .Bebbington on 2005-02-19 17:48 ]Finding the length of loaded Bytes:Is there a way from BASIC of finding out how big a block of bytes loaded from tape was? i.e. - if you do LOAD""CODE and load in a lump of bytes, ca…
... how big a block of bytes loaded from tape was?
bytes, can you then find out ...500+ Tapes Plus, Swapping PreferredHere is a long list of current games i want to get shot off. Im after pretty much everything i dont have, please send you dupe list to me, and you wa…
...
Blockbusters
Magic Bytes
Pink Panther
Ramjam
Valkyie 17
Rebound
Sweevo ...Anybody wanna swap ???Send your dupe list or requested to :- [email="cornishdavey@dsl.pipex.com"]cornishdavey@dsl.pipex.com[/email] Quite a long long list, come very co…
...
Blockbusters
Magic Bytes
Pink Panther
Ramjam
Valkyie 17
Rebound
Sweevo ...Updated Swap List, some nice new ones anda lot gone walkies :- And if that dont float your boat, have a look at ebay :- [url="http://cgi6.ebay.co.uk/ws/eBayISAPI.dll?ViewListedItems&userid…
... Exploding Fist
Magic Bytes
Pink Panther
UBI
Skate Wars x 17
US Gold
Ported whole casettes of backuped utiltilitiesHi! A friend of mine gave me a few casettes he found in the attic - he used these to backup ORIGINAL casettes he had back in the spectrum games. The…
... ,Pause: 0.472s
17-140EB: Bytes : tasword Length: 19 Normal Speed ... ,Pause: 0.520s
17- 90F0: Bytes : lc Length: 19 Normal Speed ... ,Pause: 0.524s
17- C21B: Bytes : disp Length: 19 Normal Speed ...Ok Dokey, ive got 700+ Dupes to shift ;) Swapsie??I will sell the below, but id rather swap for missing tapes i dont have on a 1:1 basis. if you would like to swap send a list of your dupes to me at …
...
Whodunnit
Magic Bytes
Pink Panther
UBI
Skate Wars x 17
US Gold
Smooth Color Masked Sprites using fast page flip on 48kHere is a quick demo of using char based sprites using the Page flip method: a) Background is copied to buffer b) Sprites drawn on buffer c) Buffer …
... ; INCREASE H, THUS MOVING 256 BYTES FORWARD IN MEMORY TO FB0AH ... />
; SCREENTABLE
; HI BYTES OF SCREEN
ORG 0FB00H ... 0E0H
; LO BYTES OF SCREEN
ORG 0FC00H ... : robpearmain on 2004-09-15 17:53 ]Trying to make my first TZX, but it won't run..Hey :) I've finally got around to start imaging some tapes here, but unfortunately I ran into problems right away, bah. I'm trying to dump "Ace Low…
... (VOC) v1.10 EXT, 7321889 bytes (7320064 samples)
■ Sampling rate ... ; Program: ACE LOW - Header: Length= 17, Pause=995ms.
Block 2 ...
