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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…
there's no simple way to interface relays etc ... complicated for anyone with a bit of digital electronics know-how ... port as a bitmask for 8 switches. Presumably you would want ... so you would use an 8-bit latch on the data bus ... -
'Classics' you've never playedSeeing the list of games on the 'World Cup' threads over the last few days got me thinking that with a few of the titles I'd heard a lot about the ga…
... a board game, with fairly simple mechanics where the only real ... number of levels is a bit disappointing too, as they're ... 's the quickest of the 8-bit ones, but not so quick ... as the 16-bit ones that allow you to ... -
Developing ZX Spectrum using 8 chipsHello. Sorry, my english is not perfect. I am developing new realising of ZX Spectrum. There are 8 chips in my sch. Central processor and video proce…
... MHz can (properly) emulate another 8 bit CPU @ 1/6'th that ... ]Answer in my situation is simple: i do not know how ... -
Developing ZX Spectrum using 8 chipsHello. Sorry, my english is not perfect. I am developing new realising of ZX Spectrum. There are 8 chips in my sch. Central processor and video proce…
... ;474832]No way that an 8 bit microcontroller @21 MHz can (properly ... ) emulate another 8 bit CPU @ 1/6'th that ... 20-30 times the speed. Simple instructions on the Z80 take ... 're basing your thoughts on 8 bit MCU speed on what the ... -
Speccy Bundle I picked...againtwo vids this time [URL="http://www.youtube.com/watch?v=KHvjCE67KM4"]the machine and some other stuff[/URL] [URL="http://www.youtube.com/watch?v=MI…
... . simple game, but really decent.. special delivery I have on atari 8 bit ... -
The Programmers Development System (PDS)Hi everybody, I recall this system has been mentioned several times on WoS forums. Last time was, I think, when those sources from Maz Spork (Buggy …
... was a progression from the 8 bit Master System - that is ... Amiga 500 for the simple reason that the graphics ... is a 16/32 bit processor with a clock ... The 'NOP' and other simple instructions take 4 T-states ... The 68K has sixteen 32 bit registers. You will have ... -
Feedback need about a platform gameI've developed a few iPhone games based on 8-bit computer games and am now working on a stealth platformer for the iPad. I believe that 8-bit gamepl…
... iPhone games based on 8-bit computer games and am ... iPad. I believe that 8-bit gameplaying was more pure than ... br /> The game is a bit similar to Saboteur, i.e ... it seems a little bit jerky and clumsy as ... Their controls are usually simple and perfect for the ... -
Assembly Programming for IDIOTSOk are there any websites guides for what opcodes do in a z80 or books... but for really really thick people like me :-) Something along the lines …
... values via the "stick" but simple on/off states for each ... interrupts, so even a humble 8-bit CPU can cope with that ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... processors. I kept the design simple and specific so I could ... ~ b
Thirty two 32 BIT registers.
Can synthesise other ... protection.
Only supports 32 BIT and 8 BIT data.
Built in ... working design - the SYS command bit definition is out of sync ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... option starting with a very simple system and working your way ... vise verse... To negate an 8 BIT number you use XOR 11111111b ... of an 8 BIT addition creates one bit spare. The 9th BIT can be ... . See! if you keep things simple then the goal can be ... -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... ICs, each IC contains a simple function - for example, one chip ... - which came from the British 8 bit scene of the 1980s! (And ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... those ALU operations with 32 bit immediate values (which make them ... the 6502 effectively had 259 8-bit registers, the fast zero page ... cycles fewer than an immediate 8 bit register load on a Z80 ... clock cycle faster than a simple single cycle Z80 operation. Again ... -
Games in machine codeHi everyone, How do go about doing multiple shots like a machine gun, do you have to store every x and y position of each bullet? When you kill som…
... large caches using a 256 BIT memory fetch. The entire instruction ... BITS * 4 = 32 BYTES (256 BIT) memory fetch so the bandwidth ... a Sinclair user during the 8 BIT period of the home computer ... if you keep the applications simple. -
designing a computerHi everyone! I am designing a 4 bit computer and i need some advice, is this a good instruction set? [CODE] BINARY OPCODE DESCRIPTION 00000 nop…
... you've only got an 8-bit operand to play with?
simple as a loop that adds ... realise it's probably a bit hard to bolt that feature ... -
I hit an electronic jackpot!!!Hi everyone, My computer project can exceed faster than ever!! My school has no electronic or computer teachers so they have thousands of chips and …
... have 8x1 bit wide RAM chips, or keep things simple to build ... by using an 8 bit wide chip ... =2[/url] (1K of ram, 8 bits wide)
Transferring games into MicrodriveLast week a big pack of empty microdrive cartridges arrived, and now I'm ready to playing with my little microdrive equipped speccy. One of my aim w…
... saving to micro-drive), a simple BASIC program would load part ... test screen saved as an 8 BIT mono WAV so I shall ...BMP2SCR delta formatdoes anyone know where I can find a file specification for LCD's delta compression format used in BMP2SCR? I've tried looking at the bmp2scr source …
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The format is very simple: It starts with the count ... remember. Did I use 16 Bit or 8 Bit size description? I think ... , it was 16 Bit, because it can ...BMP2SCR delta formatdoes anyone know where I can find a file specification for LCD's delta compression format used in BMP2SCR? I've tried looking at the bmp2scr source …
... />
The format is very simple: It starts with the count ... remember. Did I use 16 Bit or 8 Bit size description? I think ... , it was 16 Bit, because it can ... looks like you used 16 bit for the size, my file ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... of a BASIC interpreter and simple OS supporting I/O devices ... for it, which is about 8 more than any other new ... to be mass produced? An 8-bit machine with 48K Spectrum compatibility ... 't also the last commercial 8-Bit machine released?
That ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... as a snapshot to the IDE device.[/QUOTE]
Yes ... that, its still an impressive 8-Bit OS
[/QUOTE]
8-bit OS done before and better ... years.
Another current 8-bit OS is contiki, which supplies ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... some specific squares using a simple call instead on many calls ... of the defects of the 8-bit scene in general is an ...Z88DK/SP1 library u_malloc() questionHi All, It may possibly be more appropriate for me to post this on the Z88DK forum, but I know quite a few WoSSers have used Z88DK, so here goes:- …
... saved it it's a bit impossible to use. I ... require. Personally, for me, a simple RLE would suffice (which I ... of the defects of the 8-bit scene in general is an ... I guess LCD is a bit confused, and is perhaps ... sp1 library. The reason is simple, it gets many masked ...yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... a program would be as simple as patching the absolute addresses ... this includes an array of 8-bit processors of which the z80 ... multitasking.
[/quote]
bit 7 of R is never ...Wanted: Hard-disk interface ownersI'm currently developing some hard disk interface library code and would like to implement drivers for as many bits of hardware as possible. I've got…
I have a Simple-8-Bit interface if that's any use...
/me runs...Chase HQ Pseudo 3d road algorithm ?Hello, I'm new to that forum and to the spectrum. I'm developping games for Colecovision (may be you hear about : Ghost'n Zombie and Smurf challe…
... Enduro quality on 8-bit consoles, they are very simple. Just look at ...Zetr0's Catchup Time (hardware / software)Hello there my fellow ZX'ers I have been soaking myself into the "world of spectrum" and more I do, the more I realize I have to play catchup.... a …
... plan is to build a simple 8bit interface, refine this for ... .com/zxcf.htm"]heres the simple wire hookup that holds pin ... circuit is different to the simple 8-bit interface anywayZetr0's Catchup Time (hardware / software)Hello there my fellow ZX'ers I have been soaking myself into the "world of spectrum" and more I do, the more I realize I have to play catchup.... a …
... , I've looked it up, 8-bit IDE transfers are set completely by ... have a CF card and IDE-CF adapter.
From ...Zetr0's Catchup Time (hardware / software)Hello there my fellow ZX'ers I have been soaking myself into the "world of spectrum" and more I do, the more I realize I have to play catchup.... a …
[QUOTE=roko;519104]The difference IDE/IO is not in the ... grounded to set True IDE mode. Any CF-IDE adapter must do ... guess I can just set 8-bit mode during driver initialisation, since ...The New Commode 64I'm sure this will get all commode lovers all excited: [url]http://www.commodoreusa.net/CUSA_C64.aspx[/url] It's basically a PC in a c64 bin. Wish …
... all better versions on atari 8 bit.. so tricky.. as you know ... [QUOTE]
but the 16 bit machines just "lacked" something.. playability ... genuine C64] connected to a simple RGB display"[/B]
8-bit and there was just 64K ...New platform game: Sid SpannersHi all, here is my Christmas present. A new platform game (well, more of a mini-game really). [url=http://java.cms.livjm.ac.uk/homepage/staff/cmspc…
... suggestion does seem a bit more fun than that.< ... I abandoned it. The simple reason was that SS4 is ... run pretty fast and simple compression schemes can be ... probably run quite a bit faster than their C ... C programs over to other 8-bit systems with relative ease ...
