From 3f0da22c73c700e7ca3002dea1855fc83859c306 Mon Sep 17 00:00:00 2001 From: Peter Cock Date: Wed, 25 Jun 2025 10:06:02 +0900 Subject: [PATCH] Add split 3x5_3 keyword; clarify boot button --- keyboards/tutte_coxeter_36k/readme.md | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/keyboards/tutte_coxeter_36k/readme.md b/keyboards/tutte_coxeter_36k/readme.md index 9c23869f..e92c4ddd 100644 --- a/keyboards/tutte_coxeter_36k/readme.md +++ b/keyboards/tutte_coxeter_36k/readme.md @@ -3,10 +3,10 @@ ![Partial Tutte-Coxeter Graph (26/30 vertices, 36/45 edges)](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhvS5QfAl7YotptMtpu0nG8XOHOsqG2vocUFF2sRgrn_QwAcUQNhDkctHt_42rQor3Bb5tbAW6FiOsYqv2craP086HMTuAqWk9U0A4yOeEsQkhyphenhyphenUxoayJWf5e-N3_Jg1TC1p9YAiVPTK02pEVCUu3hl72REIk5BAjXgZGoF7T-NWQ28iRirwFs6yzFzAe0/w200-h194/Screenshot%202025-05-28%20at%2014.59.35.png) This is firmware for an Raspberry Pi Pico PR2040 controller monoblock 36 key design -(three rows of five, and three thumb keys, for each hand). This is a *diode-free* -design with a sparse 13 by 13 scanning matrix designed using a partial +(split 3x5_3 - three rows of five, and three thumb keys, for each hand). This is a +*diode-free* design with a sparse 13 by 13 scanning matrix designed using a partial [Tutte-Coxeter](https://en.wikipedia.org/wiki/Tutte%E2%80%93Coxeter_graph) graph -(using only 26 vertices or GPIO pins with 36 edges or keys - see this +(using only 26 vertices or GPIO pins, with 36 edges or keys - see this [blog post](https://astrobeano.blogspot.com/2025/05/ergo-mech-keyboard-wiring-using-tutte-coxeter-graph.html) for background, although the final pin selection and trace routing changed). @@ -34,5 +34,5 @@ See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_to Enter the bootloader in 3 ways: * **Bootmagic reset**: Hold down the key at (0,0) in the matrix (bottom left key, Qwerty `z`) and plug in the keyboard -* **Physical reset button**: Briefly press the button on the back of the PCB - some may have pads you must short instead +* **Physical reset button**: Briefly press the button on the back of the controller (if physically accessible) * **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available