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Machine Code for BeginnersHi folks. [sort of] newbie alert. Not new to Spectrum - been there since getting first rubber key 48k in 84 and a regular visitor to WoS for many y…
... , covers all the basics in byte-size chunks.
[*]Hardly relevant ... ]me[/I] learn Z80 code (back in the days). Some other ... the gaps. And then go back to books + reference docs to ... -
Trying to find a game ***Trying to locate the source of a game I played early on, 1983 or maybe before. Here's the twist, its a type in, not a commercial release. It was a …
... from last year - 10-08-2009 to be exact.
back from that day, having nipped ... back in time to put a ... -
Intensity - an unknown classic?One of my favourite Speccy games is the often-overlooked and severely underrated classic [URL="http://www.worldofspectrum.org/infoseekid.cgi?id=00024…
... time in December 2009 or thereabouts (remember way back then?)
back o' the box that it ... -
various gameslisting time again, more doubles.. more over the next week. [url]http://shop.ebay.co.uk/rhodesvibes/m.html?_nkw=&_armrs=1&_from=&_ipg=&_trksid=p3686…
... br /> Chub -Gristle -bug byte
Chuckman -Mastertronic
byte
Empire strikes back - Kobyashi Naru / ... /> Friday 13th -bug byte
Future Games - ... Gladiator -bug byte
Grange Hill -bug byte
Incredible ... -
More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... TAP palette files or 64-byte raw files.
- CLUTmasks - restricts ... ' of nearby yuvs is scaled back when a palette entry is ... -
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 …
... p_at and p_print subroutines back into the p_main section ... after by resetting D back to what it was ... /> jr p_start ;loop back to do it all again ... b ;to the corresponding first byte of Spectrum
... all 8 bits of the byte
.......
ld ... -
Flood II animations from 1992 (not Spectrum!).Here's a video of some animations & graphics I did for a game called 'Flood 2' in 1992 which I was making for a company called 'Bullfrog'. It was nev…
... ]http://gtwportal.retro-net.de/2009/05/03/the-story-of ... then restitching the grabbed images back together again...
..something ... -
What were the first games?Is it possible to chronlogolise (!) The first I saw must have been November 82 and it was Gulpman!
... , Bug Byte and Quicksilvia led the way out of the back bedrooms ... .95, In 1982. [/b]Bug Byte spin-off companies such as ... (see 1983). Eventually both Bug Byte and Quicksilvia went on to ... -
FMV on +3eOK, so about 6 months ago i posted here that i got full motion video on +3e, with a bunch of scr files called passion. I added the glider rider music…
... As for timing, one 512 byte sector takes 69 samples to ... the video and then read back all the sectors (at ... player code. The next byte is normally 255, which ... frames
.........
1 byte value 255 to mark the ... table, it will drop back to basic. If space ... -
Correct flag response to BIT n,(HL) etc.When running the test program suggested by Arjun (thanks again), all intructions are passing the flag tests except the BIT n,(HL), BIT n,(IX+dis) and…
... ones which I will get back to.
My BIT ... are copied from the high byte of MEMPTR after it is ... -
david cameron PMposh git. :razz:
... ://www.guardian.co.uk/politics/2009/jun/17/chris-grayling-id ... . The lib dems won't back them, and the coalition will ... -
Crap games that you fondly rememberCant remember if this ones been done before tbh, but we always have classic games threads so heres one slightly different :P what crapper games do yo…
... Trax and The Empire Fights Back.
Both pretty poor ... /> [URL="http://zxspectrumgames.blogspot.com/2009/08/zx-spectrum-games-formula ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
...
;Rotate the Character Data Byte D times - and Shift the ...
;get the Screen Address back into DE, increment the MSB ... Character Data back and increment it ready for the next byte of ... the Counter value back, decrement it and go back for another write ... -
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…
... 've written a small (56 byte) routine that will print the ... /> ld a,255 ;point UDG back to original value
ld ... -
'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…
... the screen. The less-significant byte is the number of character ... -90, but let's come back to that later.)
byte boundary.
inc l ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
...
;Rotate the Character Data Byte D times - and Shift the ...
;get the Screen Address back into DE, increment the MSB ... Character Data back and increment it ready for the next byte of ... the Counter value back, decrement it and go back for another write ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... e,a
;transfer Attribute Byte to e for easier use ... the Y and X values back into BC
call print_attribute2 ... - then set the Attribute Address back
ret
[/CODE ... -
Any ex-pats on here?Basically, I want out of the UK. I don't hate the place or anything like that, I'm just a little tired of it all. I've also always promised myself …
... started the process in May 2009, so it didn't take ... I'm sitting the the back garden in a t-shirt ... -
Spectranet on the BBC!Yay! I'm famous. Or at least my +3 is famous... [url]http://news.bbc.co.uk/1/hi/technology/10364135.stm[/url]
... asm or squeezing every last byte out or whatever, it's ... . It's not about "looking back", it IS about looking to ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... see there's a back buffer, of 10 byte tiles. These seem ... . (I did see that one byte seems to hold how many ... be kept in one 256 byte page. I also have a ... -
Hi Res Print Routine neededHas anyone seen code for a print routine with pixel accuracy? That is print(y,x,CHAR) that allows 0 < y < 192 and 0 < x < 255 - that takes a charact…
... of screen data and one byte for an attribute.
byte character buffer at SP1V_PIXELBUFFER. Then ... jump to SP1RETSPRDRAW which is back inside SP1DrawUpdateStruct. There the next ... -
You know those modern atari games in a joystick...The modern way to play atari games, by buying a joystick that has games in-built? I have a stick with pacman, rally X and other namco classics. Well…
... much.. AND can be reversed back to a full machine, with ... /> [url]http://technabob.com/blog/2009/04/12/sinclair-zx-spectrum ... -
spectrum copyright etcjust curious. does anyone know of any cases where someone has been prosecuted or sued for selling copyrighted spectrum material? or for that matter …
... only an agreement with bug byte? that he got out of ... went bust... the copyright reverts back to the original author?!?! -
1K ZX81 "Chariddy" games competition mate..I'm trying to put together a Cronosoft 1K ZX81 gamestape in the style of the old "JK GREYE" 10 games tape that I remember owning about 28 years ago. …
... game. Scoring and lives are back, the screen is a little ... bytes though, excluding the 10 byte demo program, so I'm ... -
what are the hardest speccy games.can members please post what they feel are the hardest spectrum games. there are tons of them. a few i think where hard. midnight resistance jet se…
... ="http://zxspectrumgames.blogspot.com/2009/06/zx-spectrum-game-fahrenheit ... ="http://zxspectrumgames.blogspot.com/2009/05/zx-spectrum-game- ... tough. On my way back with the 5th scientist ... ="http://zxspectrumgames.blogspot.com/2009/11/spectrum-games-flying-shark ... -
what are the hardest speccy games.can members please post what they feel are the hardest spectrum games. there are tons of them. a few i think where hard. midnight resistance jet se…
... /> [URL="http://zxspectrumgames.blogspot.com/2009/05/zx-spectrum-game-airwolf ... it tough. On my way back with the 5th scientist and ... -
Outside world interfaceHi all, Im a newbie! 30 years old, bought up programming spectrums! I have no idea how to program PCs and want to write a program to control a se…
... . You can then use the byte you have written to that ... interfaces that do this available back in the day, and there ... -
Message to all programmersHello folks, more and more programmers in the recent time are using special loading routines for their Homebrew-Software. This makes their game runn…
... (all bytes, plus the checksum byte), the return routine changes the ... . I don?t want go back to this state of the ... -
Challenge: Make a Speccy version of "Leisure Suit Larry 1"and put it on this site as a rom c'mon be nice!
... be seen via the way back machine:
[url]www ... the words have the usual byte thing added to the last ... and copying the translated words back into the game. But you ...
