Στέφανος Κορνήλιος Μίτσης Ποιητίδης A fun mix of programming, DIY electronics and art https://skmp.dev/ 2026-04-10T00:00:00.000Z Γεια σου Κόσμε https://skmp.dev/blog/hello-world/ 2026-04-10T00:00:00.000Z Η πρώτη δοκιμαστική ανάρτηση στα ελληνικά. Introducing the ORGanic ASseMbler https://skmp.dev/blog/orgasm-kickoff/ 2026-03-23T00:00:00.000Z Kicking off orgasm — an operating system for instruments. A visual dataflow language and runtime for building real-time synthesizers. bloom_26.cdi — capture by Esppiral https://skmp.dev/blog/bloom-elf-bloom26/ 2026-02-25T00:00:00.000Z bloom.elf build 26, captured by Esppiral. Broadcast https://skmp.dev/blog/broadcast/ 2026-02-17T00:00:00.000Z A short broadcast. Introducing CUBED — 144 Forth processors in your browser https://skmp.dev/blog/cubed-kickoff/ 2026-02-14T00:00:00.000Z Kicking off CUBED — an in-browser emulator for the GreenArrays GA144 with a 3D visual logic programming language. bloom20.cdi https://skmp.dev/blog/bloom-elf-bloom20/ 2025-12-31T00:00:00.000Z bloom.elf build 20 running on the Dreamcast. Greek and Swiss Constitutions Compared https://skmp.dev/blog/greek-swiss-constitutions/ 2025-11-12T00:00:00.000Z Greek and Swiss constitutions compared, generated via NotebookLM. Ασυνάρτητες Σκέψεις https://skmp.dev/blog/asynarties-skepseis/ 2025-10-04T00:00:00.000Z Recorded on 2018.02.19 in Josefstrasse, Zürich by skmp using Garageband for iPad. Remastered by masterHeatwave, October 2025. emudrama and interpersonal relationships: a retrospective https://skmp.dev/blog/emudrama/ 2025-09-25T00:00:00.000Z A public retrospective on the Reicast/Flycast and FEX-Emu/hex-emu dramas. Lunar Miasma — Gone https://skmp.dev/blog/lunar-miasma-gone/ 2025-09-24T00:00:00.000Z Music video for "Gone" from Sweet Lodge Guru. The Liquid Jet — 2nd level on the Dreamcast! https://skmp.dev/blog/bloom-elf-2nd-level/ 2025-05-05T00:00:00.000Z Second level of The Liquid Jet running on the Dreamcast. The Liquid Jet — Dreamcast Progress (2025.04.29) https://skmp.dev/blog/bloom-elf-progress-04-29/ 2025-04-29T00:00:00.000Z Continued Dreamcast port progress for The Liquid Jet. The Liquid Jet — Dreamcast Port Progress (2025.04.22) https://skmp.dev/blog/bloom-elf-progress-04-22/ 2025-04-22T00:00:00.000Z Dreamcast port progress for The Liquid Jet. The Liquid Jet — Model Decimation Tooling https://skmp.dev/blog/bloom-elf-decimation-tooling/ 2025-04-20T00:00:00.000Z Model decimation tooling for The Liquid Jet's Dreamcast port. The Liquid Jet — Full Intro (Dreamcast) https://skmp.dev/blog/bloom-elf-full-intro/ 2025-04-10T00:00:00.000Z Full intro sequence for The Liquid Jet running on a Dreamcast devcast. The Liquid Jet — Partial Intro Animation (Dreamcast) https://skmp.dev/blog/bloom-elf-partial-intro/ 2025-04-10T00:00:00.000Z Partial intro animation for The Liquid Jet running on a Dreamcast devcast. Introducing bloom.elf — a Dreamcast adventure https://skmp.dev/blog/bloom-elf-kickoff/ 2025-04-04T00:00:00.000Z Kicking off bloom.elf — a 3D adventure game for the Sega Dreamcast featuring bloom effects, physics, and interactive levels. Introducing Croft — Lara on the Dreamcast https://skmp.dev/blog/croft-kickoff/ 2025-04-04T00:00:00.000Z Kicking off Croft — a Lara Croft game for the Sega Dreamcast, derived from the DCUE engine. Introducing DCUE — DreamCast Unity Exporter https://skmp.dev/blog/dcue-kickoff/ 2025-04-04T00:00:00.000Z Kicking off DCUE — exporting Unity scenes and rendering them natively on the Sega Dreamcast. DCA3-miami animation compression progress https://skmp.dev/blog/dca3-miami-animation-compression/ 2025-03-04T00:00:00.000Z Animation compression progress for DCA3's Miami scene. dca3-miami boat party with animations disabled https://skmp.dev/blog/dca3-miami-boat-party/ 2025-02-24T00:00:00.000Z DCA3 Miami boat party scene on the Dreamcast, animations disabled. dca3-miami: One bug down, more to go https://skmp.dev/blog/dca3-miami-one-bug-down/ 2025-02-23T00:00:00.000Z Debugging DCA3's Miami scene on the Dreamcast. dca3-miami on devcast w/ 32 MB RAM https://skmp.dev/blog/dca3-miami-32mb/ 2025-02-22T00:00:00.000Z DCA3 Miami scene running on a Dreamcast devcast with 32 MB RAM. regta3dc: 16mb Dreamcast, glitch city edition https://skmp.dev/blog/dca3-regta3dc-16mb/ 2024-07-20T00:00:00.000Z DCA3 running on a 16MB Dreamcast — glitchy but alive. Another Code Cache approach for hex-emu (fex-emu derivative/fork) https://skmp.dev/blog/hex-cache/ 2023-08-17T00:00:00.000Z Multi-threaded, multi-process JIT object code cache for hex-emu with BST index and crash safety. Dreamcast Emulation on PS2? https://skmp.dev/blog/nulldc-ps2/ 2023-08-15T00:00:00.000Z Thought experiment on running Dreamcast emulation on the PS2 hardware. Introducing DC DevTools https://skmp.dev/blog/dc-devtools/ 2023-07-07T00:00:00.000Z A collection of web-based development and debugging tools for the Sega Dreamcast — from texture compression to pipeline simulation. hex-emu: Portal 2 (arm64, thunked) https://skmp.dev/blog/fex-hex-portal2/ 2023-04-17T00:00:00.000Z Portal 2 running under hex-emu on arm64 with thunks. hex-emu: Half Life 2, Episode 2 (arm, thunked) https://skmp.dev/blog/fex-hex-hl2-ep2/ 2023-04-16T00:00:00.000Z Half Life 2 Episode 2 running under hex-emu on arm with thunks. aex-emu Dota Underlords https://skmp.dev/blog/fex-aex-dota-underlords/ 2022-10-20T00:00:00.000Z Dota Underlords running under aex-emu. aex-emu Half Life 2 ingame https://skmp.dev/blog/fex-aex-hl2-ingame/ 2022-10-20T00:00:00.000Z Half Life 2 running ingame under aex-emu. aex-emu Left 4 Dead 2 https://skmp.dev/blog/fex-aex-l4d2/ 2022-10-18T00:00:00.000Z Left 4 Dead 2 running under aex-emu. aex-emu steam & portal launch https://skmp.dev/blog/fex-aex-steam-portal-launch/ 2022-10-18T00:00:00.000Z Steam and Portal launching under aex-emu. aex-emu rethunks — Unigine Heaven https://skmp.dev/blog/fex-aex-rethunks-heaven/ 2022-10-14T00:00:00.000Z Unigine Heaven benchmark under aex-emu with rethunks. aex-emu rethunks — Unigine Superposition 1080p Extreme https://skmp.dev/blog/fex-aex-rethunks-superposition/ 2022-10-14T00:00:00.000Z Unigine Superposition 1080p extreme benchmark under aex-emu with rethunks. aex-emu Half Life 2 Lost Coast Video Stress Test https://skmp.dev/blog/fex-aex-hl2-lost-coast/ 2022-10-12T00:00:00.000Z Half Life 2 Lost Coast video stress test under aex-emu. aex-emu Portal Gameplay https://skmp.dev/blog/fex-aex-portal-gameplay/ 2022-10-12T00:00:00.000Z Portal gameplay under aex-emu. aex-emu steam startup https://skmp.dev/blog/fex-aex-steam-startup/ 2022-10-11T00:00:00.000Z Steam starting up under aex-emu. aex-emu rethunks on NVIDIA Orin https://skmp.dev/blog/fex-aex-rethunks-orin/ 2022-10-08T00:00:00.000Z aex-emu with rethunks running on NVIDIA Orin. Implementing an AOT pipeline for FEX-Emu https://skmp.dev/blog/fex-aotir/ 2021-05-04T00:00:00.000Z Ahead-of-time IR caching that cuts clang launch time from 1.3s to 0.38s under FEX-Emu. Getting started with FPGAdc and HLS, part 1 https://skmp.dev/blog/getting-hls-started/ 2021-03-12T00:00:00.000Z First steps implementing the Dreamcast's CLX2 CORE rendering unit in HLS for FPGA. Full interview with NullDC/Reicast developers (skmp, ZNullptr) https://skmp.dev/blog/interview-nulldc-reicast/ 2020-04-19T00:00:00.000Z An in-depth interview covering the history of NullDC and Reicast, the Dreamcast emulation scene, and the technical journey behind these projects. Running Anbox on Raspberry Pi https://skmp.dev/blog/anbox-rpi4/ 2019-08-25T00:00:00.000Z Step-by-step guide to running Android apps on Raspberry Pi 4 via Anbox. New site https://skmp.dev/blog/new-site/ 2019-03-07T00:00:00.000Z Yet another year passes, yet another personal site comes. Micro optimizations & emulation https://skmp.dev/blog/micro-optimizations/ 2015-08-13T00:00:00.000Z How fixing pointer aliasing, signed modulo, and using SSE/AVX intrinsics yielded a 32% speedup in reicast's TA processing. Efficiently handling endian differences using negative memory addressing https://skmp.dev/blog/negative-addressing-bswap/ 2015-07-12T00:00:00.000Z A novel technique for handling endian conversion in emulators using negative memory offsets. Updated Reicast CI builds page https://skmp.dev/blog/reicast-ci-site-update/ 2015-06-10T00:00:00.000Z Redesigned the Reicast automated builds page with jquery, underscorejs and regex. reicast, websockets & opengl (es) streaming https://skmp.dev/blog/reicast-websocket-ogl/ 2015-05-22T00:00:00.000Z Streaming Dreamcast rendering over websockets using glReadPixels and WebGL. Tegra K1: First impression https://skmp.dev/blog/tegra-k1-reicast-port/ 2015-04-12T00:00:00.000Z First reicast test on NVIDIA Jetson TK1 - amazing Dreamcast emulation performance. Simple SoC 16: Wait States https://skmp.dev/blog/simple-soc-16-wait-states/ 2014-02-26T00:00:00.000Z Add wait states for ICE & module integration on the CPU. Have it talk nicely with the debugger. Simple SoC 15: Debugger Integration https://skmp.dev/blog/simple-soc-15-debugger-integration/ 2014-02-05T00:00:00.000Z ICE state machine implementation, got it talking with the debugger — VGA writes working! Simple SoC 14: Making it work once more https://skmp.dev/blog/simple-soc-14-making-it-work-once-more/ 2014-01-29T00:00:00.000Z Get the modularised code back into working state. Implement some of the ICE state machine. Simple SoC 13: ICEful modules https://skmp.dev/blog/simple-soc-13-iceful-modules/ 2014-01-22T00:00:00.000Z Modularization and refactoring of the SoC codebase. Simple SoC 12: Debuggable Hardware https://skmp.dev/blog/simple-soc-12-debuggable-hardware/ 2013-12-11T00:00:00.000Z Work on the ICE implementation. Simple SoC 11: Clocks and IO https://skmp.dev/blog/simple-soc-11-clocks-and-io/ 2013-12-04T00:00:00.000Z Worked around the IO/DCM issues. WIP on the ICE implementation. Simple SoC 10: Want some ICE? https://skmp.dev/blog/simple-soc-10-want-some-ice/ 2013-11-20T00:00:00.000Z Almost implemented UART. Ran into pin collisions on clock vs DCM vs IO-standards per bank. Simple SoC 9: Differential debugging https://skmp.dev/blog/simple-soc-09-differential-debugging/ 2013-11-13T00:00:00.000Z Investigate serial communications, try out UART sample, draft out ICE spec. Simple SoC 8: Corrupted Pixels https://skmp.dev/blog/simple-soc-08-corrupted-pixels/ 2013-10-30T00:00:00.000Z No luck locating the VGA corruption bug — simulator results and simpler test cases work fine. Implemented wait. Simple SoC 7: We love glitches https://skmp.dev/blog/simple-soc-07-we-love-glitches/ 2013-10-23T00:00:00.000Z Fixed VGA, centered image — still outputs corrupted data though. VRAM resized to 256x256x3 to fit. Simple SoC 6: How about conditions? https://skmp.dev/blog/simple-soc-06-how-about-conditions/ 2013-10-16T00:00:00.000Z Implemented beq, bga, bgt, jr, draw, fixed write16/read16. Wired up VRAM and added VGA output — glitchy but alive. Simple SoC 5: Howdy Simulator, for real https://skmp.dev/blog/simple-soc-05-howdy-simulator-for-real/ 2013-10-09T00:00:00.000Z Debug, debug, debug, and simulate. Implemented more state logic — CPU mostly works, needs some more opcodes. Simple SoC 4: Howdy Simulator https://skmp.dev/blog/simple-soc-04-howdy-simulator/ 2013-10-02T00:00:00.000Z Implemented RAM and added delays for RAM. Simple SoC 3: Verilog at last https://skmp.dev/blog/simple-soc-03-verilog-at-last/ 2013-09-25T00:00:00.000Z Spec now has vsync, reviewed sdlcore code, hacked together some very basic Verilog. Simple SoC 2: Let there be code https://skmp.dev/blog/simple-soc-02-let-there-be-code/ 2013-09-18T00:00:00.000Z Debugged and finished the sdlcore implementation. Simple SoC 1: September reunion https://skmp.dev/blog/simple-soc-01-september-reunion/ 2013-09-11T00:00:00.000Z Discuss and improve specs, update documentation and C# reference implementation. Forked from Programmable Logic Lessons. PLD Workshop 6: Computer architecture, part 3 https://skmp.dev/blog/pld-lesson-6-computer-architecture-part-3/ 2013-07-02T00:00:00.000Z Brainstorming the final CPU design, porting to Verilog, and assembler implementation, at hackerspace.gr. PLD Workshop 5: Computer architecture, part 2 https://skmp.dev/blog/pld-lesson-5-computer-architecture-part-2/ 2013-06-25T00:00:00.000Z ISA design — ALU, branching, registers, load/store. Pipeline stages and ISA implementation, at hackerspace.gr. PLD Workshop 4: Computer architecture https://skmp.dev/blog/pld-lesson-4-computer-architecture/ 2013-06-18T00:00:00.000Z Introduction to computer architecture — buses, ALU, registers, instruction sets. Teams implement a basic CPU in C/C++, at hackerspace.gr. PLD Workshop 3: More complicated structures https://skmp.dev/blog/pld-lesson-3-more-complicated-structures/ 2013-06-11T00:00:00.000Z Clocked vs asynchronous design, clock dividers, clock domains, buffers, FIFOs, and pipelines, at hackerspace.gr. PLD Workshop 2: Tooling, VHDL/Verilog basics https://skmp.dev/blog/pld-lesson-2-tooling-vhdl-verilog-basics/ 2013-06-04T00:00:00.000Z Xilinx tooling, VHDL & Verilog introduction — design goals, history, syntax, and hands-on basics, at hackerspace.gr. PLD Workshop 1: Digital electronics recap https://skmp.dev/blog/pld-lesson-1-digital-electronics-recap/ 2013-05-28T00:00:00.000Z Fast recap of digital electronics basics — binary system, logic gates, combinational and sequential circuits, at hackerspace.gr. HSGR Blender Animation lulz https://skmp.dev/blog/hsgr-blender-lulz/ 2012-11-16T00:00:00.000Z A Blender animation made at hackerspace.gr. quick update https://skmp.dev/blog/quick-update/ 2010-12-28T00:00:00.000Z ndce compiles with psl1ght, but no 3D output yet. ports, ports & ports ! https://skmp.dev/blog/ports-ports-and-ports/ 2010-12-14T00:00:00.000Z ARM code-path ported to Android, dynamic code running on PS3. Resuming operations ! https://skmp.dev/blog/resuming-operations/ 2010-12-09T00:00:00.000Z Back to coding after a break - nullDCe on Android, PPC rec improvements for Wii. Got the ps3! https://skmp.dev/blog/got-the-ps3/ 2010-10-04T00:00:00.000Z PS3 acquired thanks to donations. More progress ! https://skmp.dev/blog/more-progress/ 2010-09-23T00:00:00.000Z Video of nullDCe progress on PS3, working towards runtime generated code. Progess https://skmp.dev/blog/progess/ 2010-09-18T00:00:00.000Z nullDCe showing first visuals on PS3 - main menu and VMUs working. Progress on ps3: toolchain / basic open source sdk is the next target ... https://skmp.dev/blog/progress-on-ps3-toolchain/ 2010-09-10T00:00:00.000Z Basic cross compile of nulldce core working on PS3, now targeting open toolchain. Resuming work on nullDC ! -- also, donations needed :| https://skmp.dev/blog/resuming-work-on-nulldc/ 2010-09-05T00:00:00.000Z Officially back to working on nullDC, with plans for PS3 and Xbox ports. Some habits are too hard to break, huh https://skmp.dev/blog/some-habits-are-too-hard-to-break/ 2010-08-28T00:00:00.000Z nullDC dynarec instrumentation and profiling results for Shenmue. nullDC mainline is open source ! also, moved servers :) https://skmp.dev/blog/nulldc-open-source/ 2010-05-21T00:00:00.000Z nullDC mainline code released as open source on Google Code. Whee ? https://skmp.dev/blog/whee/ 2009-05-17T00:00:00.000Z Wii hacked, BeagleBoard received from ZeZu. Finaly some progress ! https://skmp.dev/blog/finaly-some-progress/ 2009-05-04T00:00:00.000Z New dynarec with IL, backends for x86/arm/mips-allegrex, and first PSP/BeagleBoard results. nullDCe for ARM running bios https://skmp.dev/blog/nulldc-arm-bios/ 2009-03-10T00:00:00.000Z nullDCe compiled for ARM with a primitive renderer, running on a Beagleboard at 500 MHz. Small robotic car, test 1 https://skmp.dev/blog/robotic-car/ 2009-01-29T00:00:00.000Z A small robotic car test. Not nullDC related. Introducing emudev.org https://skmp.dev/blog/emudev-kickoff/ 2008-09-01T00:00:00.000Z Kicking off emudev.org — a network for documenting, emulating, and preserving hardware near extinction. Clarifications about nullDC/psp https://skmp.dev/blog/clarifications-about-nulldc-psp/ 2008-07-29T00:00:00.000Z Setting expectations about nullDC/psp development, speed, and future ports. nullDC/PSP — Dead or Alive 2 ingame https://skmp.dev/blog/nulldc-psp-doa2/ 2008-07-28T00:00:00.000Z DOA2 Limited Edition running ingame on nullDC/PSP. nullDC/PSP — Soul of the Blade ingame https://skmp.dev/blog/nulldc-psp-sotb/ 2008-07-28T00:00:00.000Z VQ textures working on nullDC/PSP. No optimisations yet. nullDC/PSP update #2++ https://skmp.dev/blog/nulldc-psp-update-2/ 2008-07-27T00:00:00.000Z GDrom support added, DOA2LE and SOTB running on PSP. nullDC for psp update https://skmp.dev/blog/nulldc-for-psp-update/ 2008-07-26T00:00:00.000Z First PSP port of nullDC running bios with texturing. nullDC 1.0.1 running Grandia 2 with partial DSP emulation https://skmp.dev/blog/nulldc-grandia2-dsp/ 2008-03-13T00:00:00.000Z nullDC 1.0.1 pre-1 build running Grandia 2 with partial DSP emulation. nullDC-Naomi running Virtua Striker 2 2k(a) https://skmp.dev/blog/nulldc-naomi-virtua-striker/ 2008-01-25T00:00:00.000Z Virtua Striker 2 2000 intro running on nullDC-Naomi. NAOMI bios booting on nullDC https://skmp.dev/blog/nulldc-naomi-bios/ 2008-01-20T00:00:00.000Z The NAOMI bios running on a special build of nullDC. First Post ! https://skmp.dev/blog/first-post/ 2007-06-23T00:00:00.000Z The first post on drk||Raziel's blog. Introducing nullDC https://skmp.dev/blog/nulldc-kickoff/ 2007-04-01T00:00:00.000Z Kicking off nullDC — a Dreamcast emulator that started as an April Fools' joke. nullDC JGR ingame video https://skmp.dev/blog/nulldc-jgr/ 2007-03-18T00:00:00.000Z Jet Grind Radio running ingame on the nullDC emulator. nullDC 102 Dalmatians ingame video https://skmp.dev/blog/nulldc-102-dalmatians/ 2007-03-17T00:00:00.000Z 102 Dalmatians running ingame on the nullDC emulator. nullDC Dave Mirra ingame video https://skmp.dev/blog/nulldc-dave-mirra/ 2007-03-17T00:00:00.000Z Dave Mirra running ingame on the nullDC emulator. nullDC Gauntlet Legends ingame video https://skmp.dev/blog/nulldc-gauntlet-legends/ 2007-03-17T00:00:00.000Z Gauntlet Legends running ingame on the nullDC emulator. nullDC Grandia 2 ingame video https://skmp.dev/blog/nulldc-grandia2/ 2007-03-17T00:00:00.000Z Grandia 2 running ingame on the nullDC emulator. nullDC Head Hunter ingame video https://skmp.dev/blog/nulldc-head-hunter/ 2007-03-17T00:00:00.000Z Head Hunter running ingame on the nullDC emulator.