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Games that benefit from a change in speed.Has anybody tried playing games on an emulator at different speeds? I've found that certain games are more playable with a slight speed tweak. Obvio…
... emulates up to a 100mhz z80, and the keyboard seems to ... same speed no matter what CPU speed you choose. It'll ... -
SPIN v0.2c available now[Cut n Paste from the CSS post] Okay, I'm off to sunny(?) Scarborough for a week, so Woody and I thought it best that we give you something to d…
... , namely CPU speedups such as a 7/14/28 Mhz Z80 still ... get one eery 25hz - the CPU does not in fact speed ... was all for doing proper CPU speed ups. If this is ... in SPIN no matter what CPU speed you use.
My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …
... having to use the CPU. Last time I checked ... had to use the CPU to access memory on ... memory were independant of the CPU - this is most ... used into the new NC100 Z80 development system.[/quote]
... to emulate - given that z80 opcodes require no translation - ...My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …
... the Spectrum went through the CPU first.
I'm ... was left behind in the Z80 machines. Because of this I ... 8-bit OS written in Z80. Actually it was written in ... Basic and translated other to Z80. But you get the idea ... ' is not true. The CPU will be at 3.5mhz ...My own Home Computer It's true. My company are planning to build a new Home Computer. It will use a Z80 CPU running at 6mhz, 128k Ram and will run all Spectrum and ZX81 …
... the Spectrum went through the CPU first.[/quote]
Z80 machines. Because of this ... Basic and translated other to Z80. But you get the ... from 0000h onwards when the Z80 is powered up - that ... any other connected to the Z80 - it doesn't ...ZX Spin 0.4 available for Download.Standard Cut-n-Paste from the CSS post: If all goes well, I'll upload it to WOS on monday. ----------------------------------------- Okay, it's th…
yes, I agree with secarica. I mean fixed interrupts with faster CPU. Speeding up the emulation is useless. I need a standart spectrum+2 with 28mhz z80 :)
I always wanted to see this X128 feature on a windows based emulator.TAP files for the TS 2068Hi, just recently bought a TS 2068 and found "Taper" on the web. Downloaded it and began to use it only to discover that it would not open TS 2068 fi…
... behaved a little differently. The Z80 was also clocked a little ... highly CPU timing dependant would also not work as the Z80 was ... .
Because of the CPU's slightly faster speed, the ... , as they used the same CPU timing loops contained in the ...Can somebody help me with this?One of my "friends" shoved a piece of metal into the back of my spectrum (48k RAM) and now whenever I try to use it theres nothing but weird lines an…
Hello. This way CPU Z80, RAM or ROM failed.
... and changed two chips:
CPU and ROM. Now it works ...Question on 8-bit, 16-bit, 32-bit...Hello, Sorry, this is probably a really dumb question(and something I should know by now :)). I tried doing some searches about this but came up only…
... is a true 8 bit CPU. It "thinks" and transfers ... 8 bits.
The Z80 on the inside is 3 ... an internal hybrid like the Z80, but mostly 8 bit with ... br />
The 8080 and Z80 are 8 bit because of ... bits inside and outside the CPU.
Have a ...Z80 AssemblerSome of you may know that I'm working on a Z80 assembler. I thought I'd start a thread so I can see what people think and what they might want to see…
... /> [quote]And auto-completion of Z80 instruction (ignoring numbers, but showing ... to define instructions for other CPU's so I want to ... : Generic, tniASM, Tasm and E-Z80 Way. [/quote]
I ...Huffman questionI'm pretty sure that the answer to my question is "no", but I just want a second opinion: Is it possible to somehow cram a Huffman decompressor + de…
... ". It was developed for 6502 cpu's (yeap, C64) and it ... /Dev/pucrunch/[/url] . They have Z80 decoder code available, and even ...Who want to remake Double Dragon?Seeing as the Speccy version was crap (see my review: [url="http://www.gamestyle.net/retro.php?article=31"]http://www.gamestyle.net/retro.php?article…
... its registers independant of the Z80 directly interfering.
Using ... simply the AY has little CPU overhead if used to generate ...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…
... "The Programming Guide to the Z80 Chip" by Philip R. Robinson ... interrupt. If you want the CPU to recognize interrupts after a ...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…
... that wants to interrupt the cpu prevents any lower priority devices ... to interrupt? It watches the Z80 data bus to see if ...New SpeccyDo you think someone should go about creating a new spectrum computer? I'm talking about a spectrum compatible (not an emulator) with the capabiliti…
... you can get using the CPU or otherwise can be simply ... chips by BYTE magazine. (The Z80, by the way was around ...an idea that could be very very good...but also very very bad...Hello all! I've been having a chat with some of my friends round here that once loved the spectrum (well...2...as they're all heathens round here...)…
... more modern version of the z80 (EZ80) at 50mhz or so ... -guzzlers :
1. The CPU
[url="http://www ... lets you program a virtual Z80 on an FPGA as well ... presume you could have the CPU AND Logic on the same ...i want to start writing my own gamesi want to start writing my own games but have no idea how. is there any downloadable dummys guides or some software that teaches u how. the only expe…
... programmer which begins where the Z80 manuals end, writing fast graphics ... hope im more familliar with cpu languages when it comes out ...Game Editor questionI'm currently updating my image utility - TommyGun and my old Map editor, which I haven't released on WoS yet. My question is this. Would people li…
... games does not need 100% CPU time, a lot of Basic ... are lucky enough to know Z80 Assembly very well, but there ... -critical routines are coded in Z80 Assembly. This works very well ...Where you jealous of Commodore 64 owners?I most definitely WAS! A sad admission, I know. I knew they had me beaten when I went round to a mate's house and saw 'The Way of the Exploding Fist'…
... sprites, it needs more cpu power, but it doesn' ... modes multicolour, as in CPU power either for just screens ... but it will use more cpu power thahts for sure, ... will still have more CPU speed available to it ... C64 has, even if Z80 instructions take longer than 6502 ...Problems with WOSIs there problems with this site tonight cos i keep crashing......other sites / forums / winmx / irc are fine but everytime i come on here tonight i …
... on you and is a CPU hog. There are better programs ... . Also lots of tutorials on Z80 and examples. I'll never ...handbook for newbies ?looking at questions what regulary appears on this forum i have an idea. why not to write short book for newbies. if few experienced coders write eac…
... Source website. i've found z80 tutorials on the web, ... or for now those for z80 asm on the spectrum, including ... />
fact is most z80 books suck. some dishearten by ... it's just that the cpu is "stupid" and needs ... and the biggest one on Z80 i have ever seen. ...Sound DreamJust daydreaming, don't beat me for this, if any of you assembler guru's (especially emulator developers) ever are in need of new ideas, it would be…
... due to the amount of CPU time you'd have to ... eats too much of the Z80 emulator time, and Wav does ... can be played with less CPU usage ;). Playing MP3 as a ...Sound DreamJust daydreaming, don't beat me for this, if any of you assembler guru's (especially emulator developers) ever are in need of new ideas, it would be…
... can be played with less CPU usage ;)
[/quote]
z80. Multicolour effects would not be ...Sound DreamJust daydreaming, don't beat me for this, if any of you assembler guru's (especially emulator developers) ever are in need of new ideas, it would be…
... can be played with less CPU usage ;)
[/quote]
z80. Multicolour effects would not be ...Sound DreamJust daydreaming, don't beat me for this, if any of you assembler guru's (especially emulator developers) ever are in need of new ideas, it would be…
... colour on Spectrum with another Z80 and maintaining compatibility. Those aren ... it's not perfect yet ( cpu intensive + flicker, though the last ...new programmer needs information hi , i have been learning c++ for a while and am trying to make games using windows but being 28 and nostalgic , i thought it would be fun try and f…
[quote]Another question . Do z80 instructions access all the spectrum ... access it.
The CPU controls most everything - most devices ...new programmer needs information hi , i have been learning c++ for a while and am trying to make games using windows but being 28 and nostalgic , i thought it would be fun try and f…
... or how well you know Z80 but simply put you WILL ... generate the video display. Your z80 code needs to manipulate this ... generating square wave tones without cpu intervention (except to program new ...VSYNC FunctionI have written a VSYNC function, so that I can clear the screen before redraw without flicker on the screen, I do this by peeking at the address 2367…
The Z80 mnemonic HALT lets the CPU wait until VSYNC (or Interupt) before allows the program continuation.Another Z80 processor questionOK, this time this isn't clearly covered in the FAQ, as far as I can see.... Suppose we have the CB instruction "SET b,r" (b=bit, r=register (differ…
... from now on... :) )
Z80 docs say that an overflow ... it is** **just as the CPU would do it**, but in ...Interrupts details questionSuppose I am writing a game and I want to use interrupts to measure time, draw the screen without flicker, maybe to poll keyboard etc. What kinds of …
... chip, but what if the CPU needs to access the memory ... to generate the video, the z80 is briefly halted by stopping ... /> The memory region where the z80 and ULA might simultaneously access ... detailed description of how the z80 is effectively slowed when operating ...
