LibreHacker's Technical Gemlog

Freedom software, firmware, and hardware enthusiast

This gemlog is archived. I'm now posting tech posts to my Star Log gemlog:

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christopher .AT. librehacker .DOT. com

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Copyright © 2021, 2022 Christopher Howard.

All the contents of "LibreHacker's Technical Gemlog" are released under a CC-BY-SA 4.0 License.

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legal code of the license

2022-12-28 - Project Updates

2022-11-09 - Algebra Problem (2022-11-09)

2022-10-11 - Forth Progress: ARRAY and CRC32

2022-09-13 - I²C Project: A Single Flipped Bit

2022-09-10 - Star Log 2022-09-10 01:50 AKDT (Fairbanks, AK, US)

2022-09-08 - Classic Chips

2022-08-31 - Nuon Rechargeable NiMH Batteries

2022-08-30 - Star Log 2022-08-30 3:00 AKDT (Fairbanks, AK, US)

2022-08-29 - I²C Project Update

2022-08-16 - Emacs Hack: Typing Uppercase Without CAPS LOCK

2022-08-08 - Mecrisp Stellaris: Code Size Optimization for Constants

2022-07-27 - Update on Forth RP2040 I2C Driver Project

2022-07-14 - Torifying Lagrange

2022-07-02 - Small Code Size on RP2040 Forth

2022-07-01 - Mecrisp Stellaris Forth for RP2040: Flash and SRAM

2022-06-15 - Various Updates

2022-06-03 - Coleco Video Game System Screenshots

2022-05-24 - Coleco Video Game System Handheld

2022-05-18 - LP-425 Logic Pulser

2022-05-07 - LCD "Bitmap"

2022-05-04 - Forth LCD Character Demo

2022-04-28 - Fun Times Learning Spice Modeling in KiCAD (Screenshot)

2022-04-27 - Forth LCD Driver Development

2022-04-25 - Casio fx-9750GII Notes: Bump Function and Referencing Functions

2022-04-21 - LCD Driver Development Hardware (Photo)

2022-04-14 - RP2040 Mecrisp Stellaris: Viewing Data Stack Values in GDB

2022-04-11 - Mecrisp Forth Terminal Settings

2022-03-31 - Live Debugging with Raspberry Pi Pico

2022-03-05 - Raspberry Pi Pico and Mecrisp Forth

2022-03-04 - eLearnTronics Advanced Learning Board Logic Gates

2022-02-22 - Learning x86-64 Assembly: Part 2

2022-02-04 - Probability Notes: Total Probability

2022-02-02 - Learning x86-64 Assembly

2022-01-15 - Probability Notes: Negation Rule, Addition Rule, Multiplication Rule

2021-12-21 - New Project: Switch-Programmable Blinker

2021-12-17 - Two Great Math Books: Probability and Fibonnaci Numbers

2021-12-16 - Subsistence Living in Terminal Land (Part II)

2021-12-15 - Subsistence Living in Terminal Land (Part I)

2021-12-10 - WHDTS (EQKIT) 6-Digit Digital Electronic Clock DIY Kit

2021-12-06 - Jeppesen TechStar Flight Computer

2021-11-11 - Pink TI-84+ (Silver Ed.) Restoration

2021-11-08 - (Antique?) Six-Bead Soroban

2021-11-05 - Notes on Probability: Formula for Conditional Probabilities

2021-10-29 - Gikfun Starlight Water Kit Project

2021-10-27 - Emacs: Adding Tab and Shift-Tab to Browse Kill Ring

2021-10-21 - Downloading a Block of Code from PunyForth

2021-10-13 - Four-bit Adder Demo Board Complete

2021-10-13 - Punyforth Flash Block Editing

2021-10-08 - Gikfun SMD Infrared Reversing Radar - Project Finished

2021-10-05 - First SMD Project: Gikfun SMD Infrared Reversing Radar

2021-10-02 - Rebuilding My Home HF Station

2021-09-30 - tealdeer

2021-09-28 - Four-bit Adder

2021-09-22 - Electronics Learning Lab

2021-09-11 - Pipe Viewer, Bit-rate, ASCII Animations

2021-09-07 - Punyforth on the ESP-12E

2021-09-01 - Viewing CVEs For Your Active Guix Profile And System

2021-08-19 - Slide Rule

2021-08-10 - One-Bit Adder

2021-08-08 - Dividing Complex Numbers

2021-08-02 - Matrix <-> Gitter: First Contact

2021-07-28 - Punyforth Asciinema Cast

2021-07-23 - ff-mcp23s17: GPIO Input Implemented

2021-07-14 - ff-mcp23s17: Successful Output Test

2021-07-06 - ff-mcp23s17: Debugging SPI Signals

2021-07-06 - The Quest to Liberate FlashForth

2021-07-04 - Dice Alias Using Guile

2021-06-30 - ff-mcp23s17 Project Started

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