NEWEST, UPDATED AND STABLE
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Site Archives – Should cover them all |
NEWEST NOTE OF ANY TYPE
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269 MJ-bladet 2 2025 «Tanker «derfra og herfra» etter en smalspor-togtur i Sveits» (kommer) – in the Norwegian hobby-magazine MJ-bladet |
268 Litt for mye jekka opp! – Om å skifte dekk uten å ødelegge for mye (Norwegian) |
NEWEST «SERIOUS» NOTES
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267 My thinking about it notes |
156.. My Git/GitHub/GitLab notes
Starting to mirror my code on GitHub, in private repositories |
266 IEEE-COPA 2025 fringe – to be published after the conference. Title: «Can gears that engage only so good make the machine run?» Tricky MEMS mic sampling etc. |
190 My Zephyr RTOS notes (**) (Nordic Semiconductor‘s use of Zephyr) |
263 An encounter with AI-powered Cursor text editor and XC – an a polite apology from the claude-3.5-sonnet AI engine |
151 My single-board boards and why notes – Update Mar2025: xcore-200 Evaluation Kit board dimensions (*) |
049 Nondeterminism
See Aside: transputer and PRI ALT vs. ALT (***) |
016 Cooperative scheduling in ANSI-C and process body software quality metrics (***) |
219 My Beep-BRRR notes – 05Jan2025: Alternative: ML based on Tsetlin machines? UPS. Plus some log & movies and testing prototype in the field – and the occasional trivial edit in the base note. (***) |
243 My MEMS microphones notes etc. – (27Dec2024 M5STACK Atmic Echo Base). What is a 5th order sigma-delta (Σ‑Δ) modulator? Plus stuff about sw library or libraries (***) |
241 XMOS xcore RISC-V – Update 16dec2024 (***) |
261 Beep-BRRR using smart home to extend its functionality– and some about some Plejd products and about some remote alarm warning units I made |
224 My sharp curve wye switch – DIY short turnout. My Shelf’s Railway Strip (MSRS) versions v.4.1, v.4.2 and v.5.0 (**) |
229 My Fine Models E71 scale 1 – Plus other short scale 1 electrical locomotives |
PENDING NOTES
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NEWEST «PLAYFUL» NOTES
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203 SBB Historic: Schaltplan: two circuit diagrams of the Ce 6/8 III crocodile – Ref. [36] |
048 SBB Ae 3/6 II (Scale models) – Swiss electrial locomotive SBB Ae 3/6 II non-Märklin models |
265 My soundmaster radio IR65000SW modified – A hack on a radio to make USB-C ↔ USB-C cable possible. And the possible use of a USB-C charger, without some adapter in between |
201 My Krokis notes – About SBB Ce 6/8 II and Ce 6/8 III «Crocodile» locomotives. My Shelf’s Railway Strip (MSRS) versions v.1.0, v.2.0, v.3.0 and v.4.0 (***) |
132 Railway modelling scratchpad – Super Lube? A Roco 78293 loco runs again (new sounddecoder board) |
216 My album of model railway photos |
260 MJ-bladet 4 2024 «Drømmetur med en krokodille» – in the Norwegian hobby-magazine MJ-bladet |
262 DIY handbag hanger strap (**) |
258 My cube and infinite loop decoration (*) |
An exciting postcard from 1956 |
100 – A scope to fulfill – Pokit and FNIRSI (**) |
Transputer TRAM (was: boards for sale) – Jun24: T800 poster and proto occam book from 1983. Some transputer history, there I guess |
235 My Lisbon tram 28 diorama (*) (New: «Aside: a tram kit from Rolife») |
208 My processor-to-analogue audio equaliser notes Now bass/treble etc. per input channel |
237 Office desk, shelves and folding doors – Kontorpult, hyller og foldedører (***) |
247 My Lego 12077 crocodile notes () |
STABLE NOTES OF ANY TYPE
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From rather newly to long ago updated. Then all included, here gradually shelved |
212 Notes from the vault – 0x02 – Transputers |
248 Notes from the vault 0x06 – The lives of a Wang 700 calculator – new picture of a PLATO computer system screen from University of Illinois Urbana-Champaign in 1967 |
239 Fully charging hearing aids from power banks – Hvordan lade et høreapparet fra en powerbank som slipper for tidlig? (**) |
256 My Rust programming language notes – In work |
209 My XC softblinking PWM notes – Now a better pwm_for_LED_task (ie. pwm_task_w) (***) |
246 My Pokit scope(s) (**) |
255 My missing smart home connection – and some questions about some Plejd products |
228 Δ tillegg til norsk ultralydhistorie – «Δ addition to Norwegian ultrasound history». («Delta tillegg»..) In Norwegian: auto-translated to English. Nytt: På siden, ref. til boka til Linn Stalsberg (**) |
072 Pike & Sutter: Concurrency vs. Concurrency – An aside by Rob Pike about async/await |
253 My audio automatic gain control sw driver (AGC) notes – Is a little about the Beep-BRR2 in general, and how I implemented AGC on the mic input, in order to try to «hear» better through a closed door |
194 My FPGA notes – Clash (HDL). Tiny Tapeout (TinyTapeout) FPGA → ASIC |
249 occam programming language – the «proto occam» 1983 book scanned again and now the PDF is also searchable |
061 WordPress – The academic reference list at the bottom takes so much width on a mobile’s screen that the rest gets like 80% width. Remove ol_ref? (*) |
245 My Stelton EM77 vacuum jug cap ball hack () |
250 XCHANs: Notes on a New Channel Type – (some additions and a brushing up of the CPA 2012 article reference. Also some from CPA 2013) |
065 IEC 61508 and programming paradigms – PX5 RTOS mentioned |
221 C plus lib_xcore black-boxes xC – XTA to reappear? Lingua Franca mentioned (***) |
222 My XMOS XTC Tools notepad – XC is still supported! (***) |
169 My subwoofer notes – A DALI subwoofer with hum – removed (***) |
141 xC is C plus x – xTIMEcomposer libraries even if xC is obsoleted. (Therefore the photo’s url goes to that beautful code, taken from the note) (***) |
077 A reactive manifest – The Reactive Manifesto, Lingua Franca and Rebeca Modeling Language |
083 Modelljernbanesider – Addresses to Norwegian model railway club pages (some scale 1/1!?) (*) |
244 My some leftover furniture notes – Some daily stuff that I discovered wasn’t here () |
HOBBY – A textual summary. Et sammendrag på norsk |
My XMOS pages
098 – 31May2023 (XCORE-200-EXPLORER.xn file update for 14.4.1) |
242 My soft pill holder – Pilleboks (*) (Yes, I am serious!) |
207 My «Im taking an early holiday cos i know summer comes soonest in the south» note – A brutally modified poster. New url for the large poster download |
174 My aquarium notes – Algae and LED problem goodbye! (**) |
128 – Timing out design by contract with a stopwatch (**) |
240 Jewelry box (#5, for a grandchild) Smykkeskrin (***) |
225 Two early Autronica VLSI chips |
196 My materials science notes – Added about carbon fibre composites (*) |
238 A bluish cupboard – Et blåaktig veggskap (***) |
236 A shelf unit from stacked IKEA “Nissafors” utility carts – (IKEA hack) – Tynn og høy hylle fra tre IKEA «Nissefors» trillebord (**) |
HOBBY – Woodwork etc. New overview page with thumbnails, just like this page (***) |
052 SBB Ae 3/6 II differences
Added som detail about Roco 78293 |
046 SBB Ae 3/6 II (Scale models)
Added som detail about Roco 78293 |
189 My IoT box(?)
Added the RISC-V for ESP32-C |
143 My xCORE-200 eXplorerKIT notes (WiFi)
Added the RISC-V for ESP32-C and the coming X4 chip architecture from XMOS |
060 Wishes for a folding editor. Update triggered by use of VSCode and the extension «Explicit Folding» for it (**) |
233 RTX-51, an embedded scheduler |
062 «Waiting faster»
A note from 2013 brushed up. About Hoare’s «Concurrent programs wait faster» () |
Vindustanker. NY BOK! Denne gang med 81 mikrotekster. Også denne kan du lese helt gratis! (New book, in Norwegian) (***) |
059 Some macOS / OSX notes
Visual Studio Code as HTML editor on old html files started on Windows (*) |
228 Δ tillegg til norsk ultralydhistorie – «Δ addition to Norwegian ultrasound history». In Norwegian: auto-translated to English |
213 Et strippet og ombygd voltmeter – In Norwegian, about an alien instrument made for a play. Summary in English, here (*) |
Cross-site tracking
Surprised? Not really! |
My fritzing notes, My KiCad notes, My iCircuit notes
Some tools |
Go code examples
Fixed a broken golang code layout |
My Go (golang) notes
A list of them all |
My aquarium holiday automatic fish feeder (for granules)
Named the solenoid |
Notes from the vault – 0x03
«Two early Autronica VLSI chips» (also some early traces of Nordic Semiconductor) |
Fault injection detection
See 26Jan2022 there |
My SIGLENT scope log
Updated the scope |
Små krokodille-historier
«Small crocodile stories» (the Swiss locomotive SBB Ce 6/8 etc.) in the Norwegian hobby magazine «Modell & Elektronikk». Now readable! Google Translate tip included |
NTNU
About me: I am presently not an «affiliated», but an external examiner only |
My embedded RTOS notes
Timed C |
CSP on Node.js and ClojureScript by JavaScript
PyCSP |
Technical debt vs. technical deposit
An idea? |
En museumssamlings 125-årsjubileum
Foto av verkstedsbygningen til Edvard Røhmen |
How much concurrency?
Added some words to be hit by search |
My XC code downloads page
All code downloads from the same page. Newest 31Aug2021 |
MC/DC is not either a rock band nor a current type
Updated about the XMOS XTA tool |
Keeping a closet door open
Plus «Making a door getting closed» |
My IKEA «Alex» desk’s new table top
Five years’ wear update |
IEEE-COPA 2021 fringe
IEEE-COPA 2021: «Torus heat equations to get dizzy from. Hooping with xC” fringe by Dickson & me |
My IceCore notes
Some more on Chisel |
Go(-lang) forums matters
golang-nuts: Still “missing” priority or ordered select in go? |
Towards a taxonomy(?) of CSP-based systems
PyCSP |
Older blog notes
Moved from old Blogspot |
My XC combined combinable notes
Soon 90% finished? |
Lucky strike with missing bytes – IEEE life members newsletter 12.2020 |
214 My button presses vs bounce vs EMI notes
Extract from 208 plus added text |
My «Day’s End» by Jane Hart reflection |
My aquarium’s data radioed through the shelf
The xC code now downloadable |
XMOS FreeRTOS port
AIoT SDK announced |
My BRAWA 0571 BLS Te 2/3
Pictures of it as BLS CFe 2/6 added |
My leaf of comfort – SW / HW that cannot turn against us?
Aside: CRC16, CRC32 and the Birthday Paradox named a chapter |
Notes from the vault – 0x02
Why are you disposing of all this hardware? |
My canal house miniatures
Nice miniatures from Amsterdam |
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210 Analog-to-digital converters (ADC) |
My XMOS notes
xcore.ai explorer board |
Not so blocking after all
User forums, and a post to Rust |
My Fleischmann 396071 DR-Baureihe E 60
Detail, plus a comment |
E-FUN (Electronics fun)
Group page |
Katedralen
Rescanned and moved to WordPress. In Norwegian (from Elektronikk #4 2008) |
Adapting without a button battery
Now my lighthouse flashes 24/7! |
I am «aclassifier» and OVERVIEW
Minor |
Wikipedia user: Aclassifier
New page |
www.kode24.no article about XC (NO). Resource page kode24 (E)
Added code |
My XMOS notes
14.4.1 |
SBB Ae 3/6 II (H0)
Icons for books |
XC code examples
Code examples |
BEFORE FEB. 2020
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Site Archives
Should cover them all, also those in the list above |
Designer’s notes. |