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More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... be able to load each line of a new palette.[/QUOTE ... ULA palette for every screen line? What are you going to ... different attributes on any one line? And how do you expect ... 16 bytes of attribute data per line? -
More colours II (Was: Most popular new features?)The suggested 4xCLUT multi-colour solution never took off.
... ULA palette for every screen line? What are you going to ... different attributes on any one line? And how do you expect ... 16 bytes of attribute data per line?[/QUOTE]For the existing management ... -
Name that game: loading routineName that game but with a twist. I remember loading a game and it had a strange loading (protection?) scheme. It played normal when loading up initia…
What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... decimal. You really don't want to be thinking in ... 2 bytes and requires 7 T-states. AND A requires 1 byte ... and takes 4 T-states. What AND A does ... and 4 T-states, instead of 2 bytes and 7 T-states for LD ... that you (eventually) won't be able to live without ...What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... in BASin but you can't seem to toggle between insert ... BASin's assembler, which isn't ideal.
Does anyone ... know why z80asm doesn't like the line [i]eostr equ $[/i ...What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
[QUOTE=xyzzy;410888]Does anyone know why z80asm doesn't like the line [i]eostr equ $[/i] or what the equivalent would be?[/QUOTE]
Never used z80asm before but I've seen some assemblers use 'equ *' for the same purpose.What Z80 development tools do you use? What books?Hi. I've been meaning to do it for over 25 years, but.. better late than never :) I'm starting to learn machine code and am trying to get a developme…
... know why z80asm doesn't like the line [i]eostr equ ... it, but z80asm didn't support EQU, and maybe ... it still doesn't support it, so instead of ... I don't know what's the use of that line. If ... $ means the current position, wouldn't it ...Question on copying screen bufferHi, Al my prevoius games were copying graphics directly to screen memory starting at 16384. Now I'm experimenting with screen buffer where I could d…
... from your workscreen. This doesn't get rid of 100% tear ... just slow and wasteful of T-states.
Edit:
Tip ... 3: Don't copy the whole lot in ...memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …
... cycle is, however, 1.5 T-states - the M1 instruction fetch read ...memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …
... cycle is, however, 1.5 T-states - the M1 instruction fetch read ...memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …
... fetch, which is 1.5 T-states - which on a Spectrum is ...Print at 128,87? :)The advanced search function didn't help me find the answer to this, and I don't remember seeing anything similar in magazines or books... so please …
... /paper to black/white. Bring line 500 to the bottom of ... to 7 for 36 characters per line. Set to 4 for 64 ...Game Boy Advance EmulationI've finally got myself a GBA flash cartridge and programmer. I've put ZXAdvance on it and I like the setup. Mildly disappointed that it doesn't ha…
... a LOT and I don't recall having a problem like ... probably fixed it.
The T-States are actually counted correctly Z80 ... long time ago I can't remember, sorry :(
Oh, and ...FaxingIs there a way of faxing from a Windows box over an ASDL net connection without spending a fortune on hardware or software?. Connecting the phone li…
... news agent, if you don't wanna use 3rd party software ... tricky since you haven't got a line at the end.
failing that can't they ...FaxingIs there a way of faxing from a Windows box over an ASDL net connection without spending a fortune on hardware or software?. Connecting the phone li…
... news agent, if you don't wanna use 3rd party software ... tricky since you haven't got a line at the end.[/QUOTE ... ;421723]
failing that can't they be scanned in ? and ...Bit functions speedI just stared nonplussed at the documentation for the bit functions. Apparently, if you're using the accumulator, using AND and OR is faster than se…
... imm, OR imm take 7 T states, if this documentation is right ... /> The one tip I didn't figure out for myself (and ...Bit functions speedI just stared nonplussed at the documentation for the bit functions. Apparently, if you're using the accumulator, using AND and OR is faster than se…
... /> See instruction for C.
T States 4
RR reg8 ... /> See instruction for C
T States 8 or 15 (HL)
Official CSSCGC 2010 Competition ThreadDear Wossers, As 'loser' of the 2009 competition, I am now obliged to host the 2010 competition. I have created a site which will provide a hub for …
... the soundfx libraries don't mask the BORDER bits from the I ... . Funny that you can't pass in a border parameter (or at ...Official CSSCGC 2010 Competition ThreadDear Wossers, As 'loser' of the 2009 competition, I am now obliged to host the 2010 competition. I have created a site which will provide a hub for …
... . Funny that you can't pass in a border parameter (or at ... does-the mojon twins wouldn't exist without his splib2 or ...Character scrollingOk, first I'd like to say that I'm not looking for a complete routine (but that might help) because I am hoping to write it myself and learn a bit mo…
... , thus saving precious T-states.
I can't remember exactly how ...Help fix this keyboard read program?This code runs in an interrupt routine with DI. What would be the simplest way of making it so it doesn't auto repeat a keypress? [code]keys: ld a…
... you are being silly counting T-states in a read the keyboard ... />
1) Don't optimise
2) Don't optimise - yet
1) Don't optimise
* Get something ... , result!
2) Don't optimise - yet
* finish ...Please test my Manic Miner remake!Thanks to everyone who downloaded my sneak preview of Manic Miner Turbo. Thanks especially to na_th_an who is the only person so far to give feedback…
... />
Should shave some 12 T-states off for each iteration.
Should save another 31 T-states off from the loop for ...Please test my Manic Miner remake!Thanks to everyone who downloaded my sneak preview of Manic Miner Turbo. Thanks especially to na_th_an who is the only person so far to give feedback…
I can scroll a screen in all 8 directions using 0 T states.
If the screen is blank, that is.shifting spriteshi. have anyone experience with shifting sprites by table ? some neat tricks ? i don't want to see complete code (really don't want, it trashes thr…
... one side opf screen to t'other.
2) You ... sprite, i.e. you can't use 1 template for each ... probably best if you don't have any animation ;)
T states, which I ain't gonna do, sorry ...Double Dragon 128k - The graphicsAs you are all probably aware, I tried gathering a team of people together a few years back to make a totally re-programmed version of Double Dragon …
... mentioned by you Fikee, regarding T-states and speed... Thanks all...Speccy Laptop on Ebay[url]http://cgi.ebay.co.uk/Sinclair-ZX-Spectrum-48K-128K-Laptop-Boots-DOS-Emulator_W0QQitemZ110502786311QQcmdZViewItemQQptZUK_VintageComputing_RL?has…
I don't like the cropped border where only the left/right parts show. Ruins the retro experience somewhat.
Would have been funny if the photos showed some Codies/Ultimate game rather than Elite ;-)PT3 playerHello, I need fast PT3 player. Can anyone advice if there is anything better than built in routine from VortexTracker? BTW, I am having issues with…
... larger, etc. Anyway, I don't think you have to care ... will be few thousands of T-states anyway. If you have problems ...PT3 playerHello, I need fast PT3 player. Can anyone advice if there is anything better than built in routine from VortexTracker? BTW, I am having issues with…
... larger, etc. Anyway, I don't think you have to care ... will be few thousands of T-states anyway. If you have problems ... player are only +/- hundred of T cycles faster, then I would ...PT3 playerHello, I need fast PT3 player. Can anyone advice if there is anything better than built in routine from VortexTracker? BTW, I am having issues with…
... bytes long, 5440 T-states overage, 8864 T-states in peak. Player ... PT3 player are 1720 T min (for some certain ... module), 9256 T max, and average is ... 5500 T.
So ... format with < 4000 T average time, and slowest ...Widnes!There are new shops opening today! Brass bands, whippet displays, flat cap tossing - the lot! [url=http://www.runcornandwidnesworld.co.uk/news/50392…
... , which meant they didn't come 'on-line' till 6.00pm - my ... to something else. It wouldn't fit on the screen and ...
