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TinyGS intro: https://youtu.be/6Q5DRqxdOaY?t=629 Board: Lilygo LORA32 Build instructions: Build-Your-Own-Satellite-Ground-Station-TinyGS-compressed.pdf GroundStation Name: HxD https://tinygs.com/station/HxD@7641588744 http://192.168.80.155/ Zab...

Specs Dual core Arm Cortex M0+ 133 MHz 264kB multi-bank high performance SRAM 2MiB external flash Datasheet: pico-datasheet.pdf Pinout VBUS 40 - micro-USB input voltage, connected to micro-USB port pin 1. This is nominally 5V (or 0V if the USB is n...

This is a remix of https://www.thingiverse.com/thing:5182572/files but with better fitting inserts (Part 2): FreeCAD project: Paper Towel Holder - Custom.FCStd STL: Paper Towel Holder - Custom-Body.stl

Pinout 5V - comes form USB-C VBUS and/or output of the regulator (VIN); MCU has operating voltage of 1.8 - 5.5V VIN - goes to the regulator and can be maximum 15 V; minimum 5 + ~1.1 (dropout) for regulator to regulate; MCU should run with 2.9 V 3V3 - ou...

e A register level TMS0805 CPU emulator on an Arduino Nano runs the original 320 instruction calculator program. A custom PCB houses it all. Resources Reversing Sinclair's amazing 1974 calculator hack Now Texas Instruments offered him an inexpensiv...

FreeCAD: Skrew box wall mount.FCStd STL: Skrew box wall mount-Body.stl

/etc/udev/rules.d/bj68.rules SUBSYSTEM!="usb|usb_device", ACTION!="add", GOTO="tablet_bj68_rules_end" # MediaTek BJ68 ATTRS{idVendor}=="0e8d", ATTRS{idProduct}=="201d", SYMLINK+="tablet-%k", MODE="660", GROUP="adbusers" LABEL="tablet_bj68_rules_end" ...

gpg --expert --full-gen-key # press 9 (ECC and ECC) # press 1 (Cureve 25519) # press 0 (not expire) # export gpg --list-public-keys gpg --export --armour <key_id> > pubkey.pem # import gpg --import pubkey.pem gpg --edit-key <key_id> trust # en...

Resources Manual: optiplex-7050-desktop-micro-owners-manual-en-us.pdf Hardware Model: Dell OptiPlex 7050 micro CPU: Intel Core i7-6700T (QC/8MB/8T/2.8GHz/35W) RAM: 16GB Disk: 2 TB SSD CPU Installed: Intel Core i7-6700T (QC/8MB/8T/2.8GHz/35W) ...

A newly revived philosophy for publishing personal knowledge on the web https://maggieappleton.com/garden-history/

Axially aligned bounding box (AABB) Closest Point in an AABB https://gamemath.com/book/geomtests.html#closest_point_aabb if (x < minX) { x = minX; } else if (x > maxX) { x = maxX; } if (y < minY) { y = minY; } else if (y > maxY) { ...

Filament_holder.FCStd Filament_holder-Body.stl Filament_holder-Body.3mf

Resources Manual: CASIO FX-700P.pdf Games: Cassio - Collection og games.pdf Usage Writing programs Enter write mode: MODE, 1 Select program S, 0 to 9 Enter program lines: <line no> <command> <args>, EXEC LIST to list the program (follow by line...

Kit number: 942527 RC2014 Mini II Picasso RC2014 Mini II (of which Picasso is a PCB variant) Schematic  A DS1233+5 will also keep the Z80 in reset state on power-on until the voltages have stabilised, meaning the Z80 should always boot cleanl...

Resources CamelForth Z80 On RC2014 Picasso (Minit II) ROM it is available in 8 KiB Bank 8 (JP: 0001). Port of Brad Rodriguez' Z80 CamelForth to the RC2014 Forth Tutorials Forth_Primer Forth overview Some Fort implementations like gforth are case-insensit...

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