Search for Z80

… credits go to Jane McKay (x128), Gerton Luntor (Z80), Rui Ribeiro (WSpecEm)  and others for designing the … TAP filessnaps: Snapshot 48k, SNA, SP, LERM3 files & Z80 (v1-v3.0x)  level loaders: Disciple/+D using hookcodes, … SAM CODE: file.SNA, file.SP, file.LRM, file.TAP & file.Z80/SLT  If you want to use SLT (super level loader trap) …

Dan Dooré - 09/06/2025 - 23:59

… using the Motorola 6809, the MOS 6502, the Zilog Z80 and derivatives CPUs. The game will be the proof of … ), SCCZ80 (from Z88DK ) for most Z80 targets ( https://www.z88dk.org/ ), ZSDCC (from Z88DK ) for some Z80 targets ( https://www.z88dk.org/ ), CMOC for most …

Dan Dooré - 09/15/2025 - 11:40

… being Daffy Duck in Hollywood on the Search: “Z80” based SEGA Master System and GameGear. …

Adrian Brown - 08/28/2025 - 22:03

… 2KB Dual port RAM one side uncontended access for Z80 other side access for ATMEGA4809 MCU. ATMEGA MCU interfacing with (Micro)SD-Card (Z80 LDIRs data to/from Dual port RAM) ATMEGA MCU … player LDIRs to Dual Port RAM) ATMEGA MCU as bootrom (Z80 boots preloaded code from Dual port RAM to load in a new …

Mr.Blinky - 09/12/2021 - 14:10 - 13 comments

… Description TurboMON is a Z80 monitor and toolkit for the SAM Coupé. It provides a … we must maintain full control at all times. The Z80's lack of debug registers leaves little choice but to interpret the target Z80 code to execute it. While this reduces execution speed …

Dan Dooré - 07/08/2018 - 16:45

… final feature article looks at a quirk in an undocumented Z80 opcode in a newer revision of the Z80 from Zilog which I discovered after replacing a Z80 in a SAM Coupé. Onto the accompanying cover disk - …

Stefan Drissen - 08/31/2020 - 18:10

… is a complete development toolkit for the 8080, gbz80, z80, z180, z80n and Rabbit processors. It contains two C … and many extensions. It holds the largest repository of z80 code on the internet. Development in assembly … The toolset is modern and has modern features. Most z80 assembly tools are simple in that they assume a small …

Dan Dooré - 09/15/2025 - 11:40

… and ram paging in low 32kB and high 32kB of address space Z80 CPU. Practically is impossible port any software from ZX … ram pages After full memory loading set all Z80 registers, disable SAM rom and connect from address 0 … SAM COUPE. Warning! ZX Spectrum runs at 3.5MHz but Z80 code in external 1MB ram will run always at full speed …

Dan Dooré - 03/25/2023 - 16:05

… The first feature article in this issue is "Programming the Z80", a new machine code column from the talents of … beginner this first part gives an introduction to the SAM's Z80 CPU, hexidecimal numbering, memory and a couple of … now is your chance to take a gentle plunge into learning Z80 assembly and you'll soon see it's nothing to be scared …

Stefan Drissen - 04/14/2023 - 10:26

… which means I was into storing stuff on audio. When the Z-80 machines came along they had amazing amounts of data … Spectrum and what were your thoughts? A After the Z-80, the ZX-81 was a dream come true. Four whole kilobytes …

Dan Dooré - 07/15/2024 - 17:24