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"Decoding z80 Opcodes" (http://www.z80.info/decoding.htm#intro) - Incorrect HALT Opcode?Apologies if this is a dupe but I searched within the forums and couldn't find anything. I've been working on a z80 emulator (for academic and rec…
... 've been working on a z80 emulator (for academic and recreational ... have been using http://www.z80.info/decoding.htm#intro to ... -
Memory and Replacement ULA modules.Thought you might like to see my future proofed 48k version 6A with some upgrades fitted. Has had the following... Recap. Traco Power TSR 1-2450 p…
... /
Nebula Spectrum ULA Chip replacement module from... http://www.retroleum ... -articles/nebula-spectrum-ula-chip-replacement-module/
Runs perfect, a ... -
RC2014 - Homebrew Z80 Computer KitNot quite ZX Spectrum related but it is closeish :) thought some peeps might be interested.... A Z80 DIY computer that can run MS BASIC and with a Pi…
... peeps might be interested.... A Z80 DIY computer that can run ... /Semachthemonkey/rc2014-homebrew-z80-computer-kit/"]RC2014 - Homebrew Z80 Computer Kit[/url ... -
Optimized (in size) Z80 simulatorI am evaluating Z80 simulators to try to create a tool to analyse z80 programs. I'd like to start with a simple register coverage tool and t-state cy…
I am evaluating Z80 simulators to try to create ... a tool to analyse z80 programs. I'd like to ... no simple system to decode Z80 instructions? Are the opcode rules ... complex? What's the shortest z80 simulator in existence? I was ... -
TAP/TZX/Z80 to SNA Conversion Tool??Is there a program to convert TAP/TZX/Z80 to SNA??
Is there a program to convert TAP/TZX/Z80 to SNA?? -
MK14 keyboard replacementI'm the proud owner of a Science of Cambridge MK14! It seems fully functional, but the keyboard is a disaster - some keys don't seem to work at all, …
... checked through Google for any replacement keyboard, but it seems there ... -
Retromania: 40 years of the Z80 game coding contestAs usual, Retroacción is holding a coding contest for Retromañía (held in November), with cash prizes! This year we're celebrating the Z80 CPU's 40th…
... year we're celebrating the Z80 CPU's 40th birthday with ... a Z80 game coding contest. *Any* Z80 based system will ... -en-ensamblador-para-el-zilog-z80 -
New Z80 Assembly Syntax Highlighter!I made a syntax highlighter for TextMate for the Z80 assembly language. While it’s designed specifically to work with [b]zasm[/b], an assembler writt…
... highlighter for TextMate for the Z80 assembly language. While it’s ... cases) to work with other Z80 assemblers.
For the ... -
The state of source level debuggingI was just wondering if we can put on a table everything we collectively know about source level debugging for ZX Spectrum to get an overview of curr…
... /> 2. GDB for Z80 (rejected)
GDB for Z80 only talks assembler ... read symbolic files from known z80 compilers, and can’t ... ported GDB stub (a small Z80 program that enables remote debugging ... develop a real debugger for Z80.
4. Emulation ... -
My re-creacton of the Z80 8-bit Universal IDEI looked into my draw with various bits & bobs for PC and I found there a CF-IDE adapter, HDD ribbons and two CF cards. So, I was thinking to myself,…
... ://fotogalleria.info/pub/ZXSpeccy/Z80UIDE/Z80%20UIDE_3.png[/img]
Z80%20UIDE-smd_3.png[/img]
Z80 snapshots to the card. Back ... -
zx.zigg.net lower RAM replacement module: Still shipping?Hi everyone I'm trying to resuscitate my 48k issue 6a, and I bought the lower RAM replacement module from zx.zigg.net. The paypal payment went thr…
... I bought the lower RAM replacement module from zx.zigg.net ... -
Replacing z80Hi all, I've just finished removing my z80 and installing it back in in a socket. Surprisingly I haven't broken anything in the process and the sp…
... 've just finished removing my z80 and installing it back in ... place to get a working z80 from? I can get an ... -
Help understanding the Z80.So I have a Z80 CPU and a 32k ram chip. I understand how they connect. (Data and address busses, chip select etc.) But how would i input information…
So I have a Z80 CPU and a 32k ram ... . And the books about the z80 kinda droan on and difficult ... -
z80 Helper?When you are programming with z80 do you get 'lost' you are in the middle of making a routine and you can't remember which registers are holding val…
When you are programming with z80 do you get 'lost'
... -
+2/+3 replacement power supplyI'm getting a black keyboarded +2, it has no power supply so I'm trying to source a possible equivalent if i cant get a genuine one, I know an atx s…
... internet for some kind of replacement, I've looked at micro ... -
SkoolKit 6.0SkoolKit 6.0 has been released. SkoolKit is a set of command line utilities for disassembling Spectrum software, into assembler-friendly ASM forma…
... in a SCR/SNA/SZX/Z80 file into a PNG or ... ASM output)
[*]Support for replacement fields ([i]{base}[/i], [i ... -
ZX Spectrum Z80 Development Environment on WindowsHi Folks, Just wondering what the recommendation is for a ZX Spectrum Z80 Development environment on Windows? Getting fed up with hand coding Z80…
... is for a ZX Spectrum Z80 Development environment on Windows? Getting ... fed up with hand coding Z80! :-)
Editor
Assembler ... like an "Editor" that has Z80 source colourisation and the ability ... -
KLIK: Z80 snapshot to screenshot converterWith most Spectrum emulators, you can save current game screen in original ".SCR" format. This will give you a 100% perfect copy of the Spectrum scre…
... it as snapshot in format ".Z80", then run [b]KLIK[/b ... have a screenshot called "dreamwalker.z80", then execute this command line ... :
[code]klik dreamwalker.z80[/code]
It will ... -
How do I convert a .z80 snapshot to a tape file?I've been fiddling with this for a while but can't get it to work reliably. I use Marvin to write short BASIC and assembly programs that uses .z80 in…
... and assembly programs that uses .z80 in 48k mode. I want ... -
Help with transistor replacement in audio ampHi folks, I'd like to replace two of the transistors in my audio amplifier which I suspect are causing crackling noise in one of the channels. Ori…
... there appears to be a replacement simply named 2SC1815 with no ... -
Poll: Common Z80 Cross-Assemblers in use / WUDSN IDEHi there, my name is Peter Dell/JAC! and I'm the author of WUDEN IDE, a cross-platform IDE for 6502 based systems like Atari, Apple and C64, htt…
... a numer of requests for Z80 support and ZX Spectrum and ... -
Z80, and 6502, in comparisonI was wondering about how each of these compared in terms of performance. The Commodore 64 had a 6502 @ 1MHz, and graphics processor VIC which took …
... case if the 6502 and Z80 performed much the same per ... a bit better than the Z80.
The BBC ... -
[mac os x, Fuse] Thumbnail icon of TZX, TAP and z80 files in Finder goneFor a long time I could see thumbnail previews of TZX, TAP and z80 files in Finder. I'm sure FUSE installed this nice feature years ago. Recently for…
... previews of TZX, TAP and z80 files in Finder. I'm ... working - I see only generic "z80 file", "TAP file" icon. Does ... -
New Utility to Transfer Z80 Snapshot to +3 DiskSince getting a Gotek for my +3 it has been my go to machine. The biggest downside however is the lack of older games on disk format with pretty much…
... utility currently utilises the popular z80 format (v1, v2 or v3 ... registers as defined in the z80 snapshot. You can even add ... , which is much better than z80 compression but it could be ... -
Spectrum and Z80 emulators with Python APIHello everybody, It may be the right time to create a topic for these two emulators. They are not at the initial release point yet, but might be w…
...
* https://github.com/kosarev/z80
As of today ... part is capable of running .z80 and .rzx files. It is ... next step was getting a Z80 emulator that is flexible enough ... -
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