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Using a Z80 CPU in a 48K Spectrum?Will a Z80 CPU (which I have) work well enough in a 48K Spectrum to give me an indication as to whether the Z80A CPU in there is duff? Thanks for re…
Will a Z80 CPU (which I have) work well enough in a 48K Spectrum to give me an indication as to whether the Z80A CPU in there is duff?
Thanks for reading - weathereye. -
Is ZX80 really "Z80 only"?The Spectrum has ULA to generate video display. Does the ZX 80 have any kind of processing chips apart from Z80? How is the video display generated o…
The Spectrum has ULA to generate video display. Does the ZX 80 have any kind of processing chips apart from Z80? How is the video display generated on ZX80? How does it compare to Atari 2600's CPU + TIA combo? -
Z80 Music Portal - massive updateHi there. Finally I found some time (and life forces) to make a massive update of [url]http://z80.i-demo.pl/[/url] music portal. Mostly songs by S…
... massive update of [url]http://z80.i-demo.pl/[/url] music ... -
ZX80 Rom and Z80Can you pop a ZX81/TS1000 Z80 in the ZX80 as is and can you burn a rom to eprom and pop in? I'm watching an auction on Ebay and both Z80 and ROM are…
Can you pop a ZX81/TS1000 Z80 in the ZX80 as is and can you burn a rom to eprom and pop in?
I'm watching an auction on Ebay and both Z80 and ROM are missing. -
z80 Startuphi everyone, does the z80 upon start up reset all registers (including A) to 0? Many thanks, Robin
hi everyone,
does the z80 upon start up reset all registers (including A) to 0?
Many thanks,
Robin -
Kiwi OS for z80 computerHi everyone, Nearly made my z80 computer with 2K ROM 32K RAM. It has an OS im still writing called Kiwi (apple, blackberry, you get the idea ;D) he…
... ,
Nearly made my z80 computer with 2K ROM 32K ... -
Published Reviews of Programming the Z80 (Rodnay Zaks)I have started an article on Wikipedia for the book Programming the Z80 and would like if possible to reference any published reviews. Had a quick se…
... for the book Programming the Z80 and would like if possible ... a general text on the Z80 and not computer specific. What ... -
Z80 DOS Sorry this computer is too fast!I?ve tried the free Z80 Emulator v4.00 (DOS Version) downloaded from Gerton Lunters Homepage on my Intel Core2 Quad Q60 running at 2,40 GHz an it ju…
I?ve tried the free Z80 Emulator v4.00 (DOS Version) ... states:
----- Snip -----
Z80 - the Sinclair ZX Spectrum Emulator ... : Free registered version
Type Z80 -? for help
Sorry --- ... I want to use the Z80 DOS Emulator from a DOS ... -
Z80 sound enginesI'm looking for a decent sound engine to use in a Z80 program I'm writing, but I've no idea which is the best/fastest/easiest to use. I could do wit…
... engine to use in a Z80 program I'm writing, but ... -
Conversion of TAP/TZX/Z80 to Real Speccy TapesHey there. Not sure if this is the right place for this thread but hey ho. I've been playing about with converting Speccy tape images to WAV files …
... first using Z802TZX to convert Z80's, then, obviously, converting them ... converted loaded perfectly (using the Z80-TZX, then TZX-WAV method ... -
Barleywood Z80 Simulator LicenceHi All, Does anybody know if it is still possible to get a Licence for this Simulator? The reason I ask is that I'm currently using it to develop a…
... to develop a game in Z80 code and would like it ... years since I programmed in Z80 :p ).
Ultimately, my ... -
how can we convert .z80 to .tap ?is there some way to convert a .z80 file (specially 48k) to .tap, in a similar result as saved from Multiface1? (i'm asking this because i imagine th…
... some way to convert a .z80 file (specially 48k) to .tap ... i imagine binary information and z80 registers are both stored in ... -
Z80 => TAP? (128K!)Hi there. I know there are many programs that change 48K Z80/SNA into TAP. However I'm looking for a program that converts 128K Z80 into TAP. Is t…
... many programs that change 48K Z80/SNA into TAP.
However ... a program that converts 128K Z80 into TAP.
Is there ... -
Any Z80 native assembler with source code ?As in the subject - I am looking for native Z80 assembler that comes with source code.
As in the subject - I am looking for native Z80 assembler that comes with source code. -
Hex editor with z80 disassemblyAnnouncing 'he', a curses-based hex editor. Among its features is the ability to disassemble the byte under the cursor (and succeeding bytes if nece…
... bytes if necessary) as a Z80 instruction.
[url]https ... -
Testing Z80 op codesHappy new year all! I'm currently testing my Z80 emulator (hand written from scratch in C#) and I've possibly now gone insane, testing is taking hug…
... /> I'm currently testing my Z80 emulator (hand written from scratch ... Zaks "Programming the Z80" book and implemented the Z80 emulator from that ... -
Z80 - new MISTER BEEP albumAs a warmup for the upcoming 30th anniversary of our beloved machine, MISTER BEEP presents us his fourth album, named simply "Z80". [IMG]http://berl…
... his fourth album, named simply "Z80".
[IMG]http://berlin_hq ... -
MinnaMicroZ80 v0.21 - Z80 Snapshot to Microdrive converterMinnaMicroZ80 v0.21 - The Z80 to Microdrive Snapshot Converter -------------------------------------------------------------- Written by Rob Shepherd…
... command line utility for converting Z80
snapshots so they ... point you fancy as a z80 format snapshot. Failing that,< ... you can also often download z80 snapshots from various places
MicroZ80.exe snapshot.z80 speccyname
This ... -
Z80 instructions tableI could never find a complete z80 instructions table (including timings) that I really liked. All reference material I have is either incomplete, or …
... could never find a complete z80 instructions table (including timings) that ... the time to prepare a z80 instructions table exactly the way ... -
extension to Z80 opcodes spreadsheetI've set up an extra Excel spreadsheet which references Einar's v.helpful Z80TABLE spreadsheet and allows a list of Z80 assembler commands to be type…
... and allows a list of Z80 assembler commands to be typed ... -
Z80 emulation C source with a permissive license?Could anyone recommend a good (all opcodes, proper timings) Z80 emulation code in C with a simple permissive non-viral license? Something without a w…
... good (all opcodes, proper timings) Z80 emulation code in C with ... interested, I found a LGPL Z80 core, not perfect, but still ... -
Z80 not-wroking with divIDEHi mates. I have two questions, maybe somebody could know. I realize some ZX Spectrums don't work with divIDE due to specific Z80 chips. 1) if …
... with divIDE due to specific Z80 chips.
1) if ... I change the Z80 - into another one - will my ... Spectrum with divIDE-non-compatible Z80, no version of divIDE at ... -
CMWC random number generator for Z80Seeing the interest regarding the [URL="http://www.worldofspectrum.org/forums/showthread.php?t=23070"]Xor-Shift random number generator for Z80[/URL]…
... -Shift random number generator for Z80[/URL], I became curious how ... -Multiply-With-Carry) RNG for Z80. These generators are based on ... /> To make it suitable for Z80, I have chosen base b ... tests. Here is the corresponding Z80 variant, which returns the 8 ... -
Simple explanation of interrupts (in the context of Z80/Speccy)I wondered if somebody on here could explain in simple terms how interrupts work on the Speccy and where interrupts are source from. Are they a natur…
... a natural feature of the Z80, or are they instigated via ... -
Known Z80 M1 problems?I got an email yesterday from someone asking for a Z80 without the M1 problem. I only know about the fanout problem that many Z80's are suffering of…
... from someone asking for a Z80 without the M1 problem.
Z80's are suffering off, causing ... ' a ZX Spectrum with a Z80 which has this M1 problem ... -
Zymosis -- WTFPL'ed Z80 Emulation Corebreaking news! i'm back with another useless project: new Z80 emulation core written in pure C! i hear you screaming: "oh, no! WHY?!" let me tell yo…
... with another useless project: new Z80 emulation core written in pure ... , i can't test FUSE z80 core, but i think that ... /> also, zymosis passes all FUSE z80 tests (i'll try to ... -
redirecting Z80 sub-routine CALLsI'm working on changing a TR-DOS disk program to work from standard +128k tape and thought that rather than painstakingly working through the code ma…
... way to code this in Z80 assembler to work automatically, or ...
