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Sam Revival Back Issue Bonanza!As a special offer throughout March, i'm giving 25% off back issues of Sam Revival magazine. So if you are looking to fill in gaps in your collection…
... /> * Interview With... Ken Jarvis
* Z80 Rotton to the Core - a ... changed opcode in the Z80
Issue 10 Feature ... -
Help with creating .ayI am trying to create an .AY file for Sidewalk. Now this is the first time I am trying to do anything like this, so please bear with me. Using Spin's…
... yet (my experience with the Z80 asm is mostly theoretical, not ... -
Awesome ! ZX Spectrum emulator on Atari 8-bit !!! READ IT !Below here is a link to thread at atariarea portal where atari coders are trying to build zx spectrum (actually z80) emulator on atari 8 bit ! Sorry …
... to build zx spectrum (actually z80) emulator on atari 8 bit ... . They attempts to make an Z80 emulation.
[url]http://atariarea ... -
Retargetting the Z88dkWell, I'm asking here because it's come up before, and I assume someone here might know the answer... I'm trying to retarget the Z88DK for the Z80 b…
... retarget the Z88DK for the Z80 board I'm working on ... -
What's the most probable......cause for this on a grey +2? (z80 is excluded) [url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url]
...cause for this on a grey +2? (z80 is excluded)
[url]http://img376.imageshack.us/img376/8087/plus2hk9.jpg[/url] -
More Spectrum machine code books for saleAmazingly after a final rummage I found another couple of programming books. I now only have a copy of Rodnay Zaks Programming the Z80 left, but I'll…
... of Rodnay Zaks Programming the Z80 left, but I'll be ... -
Where to start?Hi all, I wanna start coding something for the speccy. I have good experience at C/C++ and some other languages. I have coded asm on pc too, and ma…
... pc too, and made a z80 emulator for pspectrum (anyway can ... ?t remember all things z80 does) so I hope I ... -
Thanatos and the MultifaceI saved my position on Thanatos using a Multiface 128, and when I loaded the file back in to the Spectrum, I noticed that the 128K sound had gone, an…
... don't know why a z80 save file fails to start ... -
Variance in Z80 speedAccording to the Register microprocessor clock speeds slow down with age [url]http://www.reghardware.co.uk/2007/04/01/cpu_time_dilation/[/url] Shou…
According to the Register microprocessor clock speeds slow down with age
[url]http://www.reghardware.co.uk/2007/04/01/cpu_time_dilation/[/url]
Should this not be a feature of Fuse and SPIN also? -
(dis)assemblerIs there a good z80 (dis)assembler for PC/DOS/Windows that I could use to try to write/modify programs for +3?
Is there a good z80 (dis)assembler for PC/DOS/Windows that I could use to try to write/modify programs for +3? -
Wilko Schr?terThanks for scanning all those books. They are fine choices especially if you want to get into Z80 on the Spectrum. Cheers!
Thanks for scanning all those books.
They are fine choices especially if you want to get into Z80 on the Spectrum.
Cheers! -
My little first set of routines.Hi all, I just coded a little set of routines just to draw a screen on video mem and a fade out. I could have just copied the screen rendering rout…
... want to polish my little z80 asm coding habits if you ... -
Spectrum 48k SeettingGot an issue 2 speccy on the bench that had a poorly ula, changed that, also changed tr4 and tr5 (had no oscillator) now it just resets over and over…
... ztx313 thats lies across the z80 and its no different altho ... -
Treachery C+VG board gameHello all, Wonder if anyone can help me. I'm trying to play Treachery using the z80 image from the archive. Unfortunately the data for spy ranking…
... to play Treachery using the z80 image from the archive. Unfortunately ... -
TZX 1.20 block 0x18 questionHi All I am in touch with G?nter Woigk the author of Zxsp emulator for mac os X and we both wondering something about block 0x18 (Sorry if that ques…
... 0x18 has a field called flags at offset 0x0A to indicate ... -
Game Programming Source Code & Startup HelpHi there, I'm planning on porting an existing commercial title to the speccy. I'm in the process of disassembling the original code and commenting i…
... !
I know the Z80 quite well, but have limited ... -
ZX Spectrum emulation in QEMUI seem to have written [URL="http://homepage.ntlworld.com/wholehog/stuart/qemu/z80.html"]ZX Spectrum emulation for QEMU[/URL]! For those that don't k…
... .ntlworld.com/wholehog/stuart/qemu/z80.html"]ZX Spectrum emulation for ... -
TAP to WAV in TURBO?Hi. Some time ago I found a really good program converting *.z80 files to WAVs, with very strong TURBO mode. (The turbo works only from CD audio bu…
... a really good program converting *.z80 files to WAVs, with very ... ).
But using only *.z80 files I lose access to ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... it had to be the Z80 or the ROM.
Thank ... god it was the Z80 because I didn't have ... -
ONELINER : Finger TwisterFINGER TWISTER Do you all know TWISTER, that crazy game where you had to place your left foot on yellow, your right hand on green etc. etc. Well, n…
... /> It runs in FUSE and Z80.
And now the ... -
Mask 1 - Level 2I try to map great game Mask 1, but I stuck in the level 2. Do you have any tips how to get into the unmapped part? [url]http://maps.speccy.cz/Mask…
I try to map great game Mask 1, but I stuck in the level 2. Do you have any tips how to get into the unmapped part?
[url]http://maps.speccy.cz/Mask1.png[/url]
[url]http://maps.speccy.cz/Mask1.z80[/url] -
LynxAn interesting one: [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=280112616757&ssPageName=ADME:B:SS:UK:1[/url] Z80 book too.
An interesting one:
[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=280112616757&ssPageName=ADME:B:SS:UK:1[/url]
Z80 book too. -
InterfaceHi I'm building a spectrum emulator. I've tried to build it as modular as possible, for example I have a zx class that have input and output devices…
... in and out from the z80.
The nice thing about ... -
Bird Sanctuary 5th BirthdayMy web site, which chronicles the history of Telecomsoft and the games we published under the Firebird, Rainbird and Silverbird labels, is celebratin…
... other games including Gyron, the Z80 versions of Elite, Hive, the ... -
hiding file names while loadinghello, i just found my old home grown game Bubble Bobble The Adventure in original form, so i'm trying to convert it from TR-DOS to TZX for submitti…
... submitting, because WoS has only z80 snapshot of this game, and ... -
New Discussion Group? Sinclair Machine Code/AssemblyHello, What do people think about whether we should have a new discussion group relating to machine code for Z80? We have a Sinclair Basic discussi…
... relating to machine code for Z80? We have a Sinclair Basic ... code.
For me, Z80 is a particular area that ... -
Sam Revival issue 18 now out [Sam CoupIssue 18 of Sam Revival is now out, and it's a jam packed issue! Let's kick off with what's on the disk. First up are the three brand new emulators …
... issue. The Galaksija is a Z80 based computer from Yugoslavia, while ... -
Unconventional way of diagnosing a faultHi everyone Some time ago I got a 48k Spectrum (issue 3B board) in a pretty bad condition. I believe the power supply transistor TR4 failed, causing…
... />
I have a small Z80-based computer Galaksija which uses ... -
Border emulationHow is the border emulated to do all the fancy little tricks such as in Aquaplane? I've got some basic border emulation working but it only displays…
... with the running of the z80 core? Obviously with something like ...
