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Cheap Games For SaleAll spectrum games and games for other systems, ?1 which includes P&P. Email [email="hitlife@btinternet.com"]hitlife@btinternet.com[/email] prefera…
... )
Chess (Sinclair)
Chequered Flag (Sinclair)
Xen (Top 10 ... -
URGENT programming question !I've gotta draw a line from machine code using the standard routine at 24B7, which expects the delta-X and delta-Y values on the BASIC stack. I put t…
... know how to put a negative BC on the BASIC stack ... -
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…
... /> Psion
Backgammon
Chequered Flag x 14
Chess x ... -
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…
... /> Psion
Backgammon
Chequered Flag x 16
Chess x ... -
WOS Archive website thoughts.I had a flash of brilliance earlier, as recorded by the wonderful IRC... [snip] [18:14] <DarkHalf|nap> anyway [18:14] <DarkHalf|nap> bck to w…
... /> [18:15] and u could flag some games as "for sale ... -
Amigo - Dizzy PetitionHi Amigo, Have been reading about your petition with some interest, particularly as I have some connection to it... I used to work for Codemasters…
... don't want to be negative about this whole petition thing ... -
Sync-buzzer, interrupts and general confusionBeen wittering on about this in the Misc group, but thought it was best discussed here. Basically been trying to recreate the Sid-Sound effect from A…
... timer frequency
-set buzzer flag in volume-reg for chan ... -
Games etc up for auctionI have loads of items up for auction on e-bay at the moment - with prices from 30p. Follow this link to my page: [url="http://cgi6.ebay.co.uk/ws/eBay…
... AT SEA
SPECTRUM - CHEQUERED FLAG BY SINCLAIR/PSION
SPECTRUM ... -
Titles for swopsThe following are up for swops. They will be going on ebay at the weekend so shout soon please. Anything not listed on my site is wanted. 1943 Kix…
... Busters Beau Jolly
Chequred Flag Sinclair
Computer Scrabble Sinclair ... -
Software for sale* Please email me at [email="wadsterboy@hotmail.com"]wadsterboy@hotmail.com[/email] if you're interested in anything. Spectsound (PDQ Software) 5.00…
... (Sinclair) 1.00
Chequered Flag (Sinclair) 1.00 -
My collection for sale. Full list here!Here's the list of what I am selling. Please contact me at cheggersplayspop*@boltblue.com (remove the *) and make me an offer! TITLE PUBLISHER YEAR …
... Program Techniques 1985
Chequered Flag Psion 1983
Horizons: Software ... -
Does anyone remember this? (**Not Spectrum Related**)When I was very young, I was given a present of a word game. It consisted of a dark blue cylinder and 16 rings with letters printed on them. You had …
... internet searches have come up negative. If anyone can remember what ... -
Inherited stuffI've recently inherited some Spectrum stuff (see list below), and I am now asking if anyone could estimate what it is worth and where I should sell i…
InterruptsA small piece intended for the FAQ. Comments, corrections, additions welcome. Notably: * How long does the 48K ULA hold /INT low? * What happens i…
... IFF2 to the P/V flag) is interrupted, then the P ... /V flag is reset, even if interrupts ...Game loop design?Having some thoughts on how to design the game loop and could do with some hints and tips from folks who have done it before! It's all about how to …
... 't moved (and the move flag above isn't set) the ...Machine Code Sprites Example Code Using Char Based SystemBelow is my WIP code to do smooth screen wrapping sprites using char positions and offsets, as opposed to writing direct to a line (0-191) and shifti…
... ; if moving left, result is negative
JR NZ,left ; so ... jump if xmove is negative
; MOVE RIGHT
IM2 Machine Code Sprites Example Code Using Char Based SystemFurther to my earlier post, here are sprites running using char method with IM2 driving it Note, for 48k spectrum using TASM [code] ; ***********…
... ; if moving left, result is negative
JR NZ,left ; so ... jump if xmove is negative
; MOVE RIGHT
100s of games for sale!Dear All In preparation for a move to Manchester, I wish to get rid of the following games as a job lot! The list below should be pretty accurate, …
... HQ (Ocean) ?1.50, Chequered Flag (Sinclair) 50p (4 copies), Chess ... , Cassette 50 (Cascade) 40p, Chequered Flag (Sinclair) 10p (2 copies), Codename ... (Sinclair) 1.00
Chequered Flag (Sinclair) 1.00
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 …
... to draw ONLY when the flag is set to.
flag.
It waits till ...Smooth Masked Sprites using fast page flip on 48k Part 2Ok, After all the suggestions in Part 1, which were all excellent (Thankyou), I opted on the following: I have 2 x 6k Offscreen areas (Yes, that's …
... TO BUFFER
SET UPDATED FLAG TO 1
Every ... fired (1/50)
IF FLAG IS 1, FAST COPY BUFFER ...Smooth Screen Scrolling RoutineHi everyone, this is a follow up to the thread on smooth screen scrolling. As promised here is the code for the routine. It's pretty long and fairl…
... A
LD (BLFLAG),A ;Flag used to indicate
;if ... .
LD (BLFLAG),A ;set Flag to indicate a blank.
The old magicFirst post since registering - although did post occasionally, long ago... At the risk of getting philosophical... what has happened to the days whe…
... not up there with Chequered Flag in terms of their impact ...There's a bug in my Speccy, Dear Liza, Dear Liza...Hi guys, Just me being annoying again - Can anyone out there in 'Internetland' help me with ideas about what could be causing a bug in my Speccy em…
... on seem fine, even with negative numbers, and all the (IY ...SPECTRUM 3+ , MULTIFACE 3 AND LOADS OF GAMES![url="http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&rd=1&item=8162276085&ssPageName=STRK:MESE:IT"]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&r…
... , Fighter Pilot, Trashman, Deathcahse, Chequered Flag, Devils of the deep, Golf ...Spectrum 48K and wrong power supply polarity!!!Hello, I need a help fixing my Spectrum 48K, motherboard issue 4B. Since I'm in Canada, I couldn't use standard spectrum power supply, so I checked a…
... was positive, instead of required negative one. Motherboard looks just fine ...ADCI'm a little confused about how the Z80 manages the ADC instruction. I'm assuming two ADD instructions are performed (am I wrong?!) I can think of 3 …
... A+Carry clears the Carry flag (also couldn't the ... /> V:=ByteOperand;
if Flag.C then inc(V);
Flag.H:=((Reg.A and $0F ... $0F)>$0F);
Flag.P:=((Reg.A and $80 ... $80));
Flag.N:=false;
Flag.C:=(DestinationByte+V> ...Protect yourself from eBay nob-ends.Wotcha, folks. As there seems to be a few eBay nightmare posts here, I thought I'd share my little tip on feedback. Personally, I never EVER, leave…
... in seconds, only to receive negative feedback when they don't ...plus3dos headersThe plus 3 manual states that bytes 15...22 contain +3 BASIC header data. Which on the whole seems to be true, however I've never seen bit 22 being a…
... and byte 2 is a flag byte. Are these present on ...
