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help with gamebasically its a snake game. the one you get on nokia phones. where you eat bugs. id remeber the box, as the programmer was from huddersfield univer…
... be any of them. snake byte rang a bell but i ... -
R: Tape Loading ErrorCan anyone explain how the Speccy knew that the loaded code was corrupt? I thought that in machine code every byte could be a instruction, so how wou…
... that in machine code every byte could be a instruction, so ... -
Spectrum Screen Memory MapWhat's the advantage (mistery?) behind ULA's spectrum screen memory interpretation? 6144 bytes divided into 3 blocks, 2048 bytes long. if you want t…
... initial poke address according to byte's position.
What ... -
Question for the tzx dev guru'sI'm almost finished with a batch of adventure tapes which I've got on loan.. The final tape, is a development version of Birthday Surprise, which ha…
... blip in the sample at byte 13813.. The normal tzx tools ... , hopefully leaving only one bad byte... Which may be recovered by ... -
Floating point representationI'm planning on picking up the [url=http://matt.west.co.tt/category/spectrum/openzxrom/]OpenZXRom[/url] project from where I left off a few months ba…
... are represented in a 5 byte form, with 4 bytes (the ... of the number, and one byte (the exponent) indicating how many ... -
Graphics Mask FormatsHi. Just a quick question. I'm curently hacking a little program to aid my in my own ZX development (i'm hoping to build a little collection of tools…
... an example of a 4-byte wide sprite), what to other ... Image, byte-by-byte.
[*]BMBMBMBM : Alternate Image and Mask, byte-by-byte.
Scrolling Loader CounterPlease can someone help me with writing a scrolling counter for a loading system. I like the Hewson counter so i`ve taken the font from zynaps loade…
... ]
1. Print one line(byte) at a time in blocks ... '.
2. If printed last byte (LBYTE:) of '0', then goto ... first byte (FBYTE:) of '9'.
How to transfer a BASIC-Programm to PC and/or TZX?Hello there, I'm pretty new at WOS, but have already spent some time reading a small bit of the large amount of information here. I am trying to fin…
... source-code, but rather the byte-code representation or so ?! If ...tips on optimizing assemblyI wrote a small routine to rotate right a whole screen character line complete with attributes. This is my third ever assembly routine, so I guess i…
... ld a, (hl) ; bring first byte
ld e, a ; ... a, (hl) ; bring a byte
dec hl ; move ... ld (hl), a ; store byte
inc hl
... ld a, e ; restore first byte
dec hl
... ld (hl), a ; store byte
inc hl
...Entire collection of 80 adventures for sale!Hello All! Hapyp New Year to everyone. I'm putting my entire collection of Spectrum adventures up for sale and I am inviting offers. Please email me…
... .00
The Castle (Bug Byte) ?7.00
The Knight ...
S.T.I. (Bug Byte) ?5.00
Claws of ...Games for sale including rare utilitiesAll in good and complete condition unless otherwise stated. Postage not included but typically 50p-100p per item. The more you order, the lower the p…
... (Buttercraft) ? 6
Spectres (Bug Byte) (loose tape) 50p
The ...Aggravating problem with screensI've rewritten my Sam C runtime emulator code ( well almost ) to allow me to use my own routines for blitting sprites onto the screen, storing tiles …
... the nibble-per-pixel to byte-per-pixel so I can ...Mode 2 Tile Editor SourceA Timex Mode 2 Tile Editor incorporating a byte mirror table. The compiled version is available in the CSSCGC 2008 collection from the WoS archive. …
... br /> ld hl,$4508 ; 11th byte
call expand_byte ;
... br /> ld hl,$4608 ; 13th byte
call expand_byte ;
... br /> ld hl,$4708 ; 15th byte
call expand_byte ;
... ; ------------
;
; A 256 byte lookup table to mirror the ...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…
... ; HL holds address of first byte of
; character map in ... /> ll_lp: ld a,(de) ; read byte at destination
and $f0 ... /> rr_lp: ld a,(de) ; read byte at destination
and $0f ... /> lr_lp: ld a,(de) ; read byte at destination
and $0f ...I/O contention model questionHi everyone, Sorry for my poor english. Together with a friend we are working on ZX Spectrum 48k implemented in FPGA. We have found bug in the Spect…
... contention patterns:
High byte | |
in 40 - 7F? | Low ...eBaying/Selling (Space Gun, Street Fighter 2, Nigel Mansell's, etc)Sniff... It had to happen eventually. I'm selling off some of my Spectrum stuff. [B]RESERVED...[/B] * Nigel Mansell's World Championship - Gremlin…
... ).
* Bugsy - CRL.
* Frost Byte - Mikrogen.
* Brian Bloodaxe - Edge ...Kempston mouse emulationOK, so I've read the FAQ and can understand how to "do" a mouse in an emulator. Just to be clear about it though, perhaps someone could be kind enoug…
... round in the 8-bit byte (...254,255,0,1...) effectively ...IF1 Networking for GamesI'm wondering if there is some interest in coming up with some kind of if1 networking protocol for games. This would have to be a custom protocol as…
... existing if1 protocol transmits a byte in 505T consisting of 40T ...New Spectrum emulator for DS[url]http://zxds.raxoft.cz/[/url] [quote]Features already implemented: * Solid Z80 core - possible bugs aside, the Z80 emulation is as complete…
... plan to use all block/byte/bit/sample at a time ...Question For The Emulator AuthorsWhy do $ED $44, $ED $4C, $ED $54, $ED $5C, $ED $64, $ED $6C, $ED $74, $ED $7C all disassemble to opcode NEG and $ED $45, $ED $55, $ED $5D, $ED $65, …
... one of each the two byte combinations should disassemble to each ...Manic miner question?Hiya, Hope you can help with this techie problem...well not a problem just curious. I am a big fan of Manic miner on the speccy, been playing for ye…
... original copy of the "bug byte" version (the one with the ...Converting m$ to dataI created a maze using a matrix of 704 characters. In order to save memory, and since the maze it's just walls and spaces which could be interpreted …
... the bits from each byte. If the first byte has 10010101, for ...Reason for FLASH attribute?Is it known why Sinclair choose to implement the flash bit in hardware? Since flashing could be easily done with code when needed it seems quite un…
... bits available in the attribute byte for this. Would it not ...wasnt this only released as a part of a comp ?Fridge Frenzy Bug Byte Software Ltd
Fridge Frenzy Bug Byte Software LtdBobby Bearing -- alternate/earlier version?I'm starting to wonder whether a slightly different version of Bobby Bearing was ever released -- a first version, with all the other available ones …
... hack to load the $4C1-byte loader doesn't work; it ...Comments for small "sprite" routine wantedI have just written my first machine code program and I am quite happy (and proud) to get it working! :smile: As a child I never learned anything e…
... br /> inc de ;next graphic byte
dec b ;decrease ... /> [B]movesecondbyte[/B] ;rotates second byte
ld (hl),a ;write ... earlier rotated byte to screen
inc hl ... times, for all coloums in byte
[B]moveonecharacter[/ ...How do debuggers guess mnemonicsLet's suppose I have the following numbers in Spectrum memory: Address Byte 30000 1 30001 2 30002 3 30003 4 If I execute in assembler j…
... Spectrum memory:
Address Byte
30000 1
30001 ...Tommy GunHi, Got a few suggestions etc. for Tommy Gun. Well done Kiwi et. al. for a fantastic application. I would like to add the following suggestions: …
... in the form of raw byte data. This would allow me ... [/B] format e.g. each byte being stored as two hex ...+3dos BASIC Headers - Char and Number ArraysHi. I'm almost ready to release the first beta of "3eExplorer" my utility for extracting files from a +3e HDD/CF image. It's actually going quite w…
... it follows that 0x13 (low byte of Param1) should be the ...Headstart/Schizofrenia (Paul Hargreaves)I discovered this during the recent "What is this game?" thread... Paul Hargreaves wrote [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=0002…
... =0004361"]Schizofrenia [/URL]for Bug-Byte and Quicksilva respectively...
