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Channel: acassis – Alan C. Assis
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Configuring FreeCAD to export each gcode .nc file separated

1. Export one .nc file per tool Select the Job and change these in the Property view (they’re also on the Output tab when you double-click the Job):...

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Como assinar documentos usando o gov br

Acesse: https://www.gov.br/pt-br/servicos/assinatura-eletronica

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Links about PTP IEEE-1588

During my investigations I discovered there are 3 ways to use PTP on microcontrollers:1) Using a MCU with Ethernet MAC supporting PTP 2) Using a PHY that detects Start of Frame (SOF)/Start of Frame...

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3D Printing micro objects

Very interesting project:https://www.youtube.com/watch?v=UvV2CH5il3Q

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ESP32 WiFi error: ERROR: netlib_obtain_ipv4addr() failed

Discussed here:https://github.com/apache/nuttx/issues/17736

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How to restore a Firefox session before the previous session?

I did a silly thing: I used Firefox to test the Documentation html page generated by “make html” on NuttX, then after that I closed Firefox, and run again that “firefox index.html”. Until here, it was...

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High wideband accelerometer

https://blog.st.com/iis3dwb10is-vibration-sensor

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Linux console TUI DIFF tool

Very useful: https://github.com/yakimka/DiffLume

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I found a git tui diff tool

Very interesting: https://github.com/ArthurSonzogni/git-tui

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FreeIMU Calibration

Another nice article:https://github.com/mjs513/FreeIMU-Updates/wiki/04.-FreeIMU-Calibration Another interesting article for...

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Tutorial: How to calibrate a compass (and accelerometer) with Arduino

Tutorial: How to calibrate a compass (and accelerometer) with Arduino

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How to measure the noise density of an IMU?

https://mwrona.com/posts/imu-psd

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Achieving cm Level GNSS Accuracy Via RTK

Nice article: https://www.semuconsulting.com/gnsswiki/rtktips

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Embedded systems projects need real CI hardware test

Some years ago (whoa, just realized it was 10 years ago) I added an Audio Tone on NuttX:https://github.com/apache/nuttx/commit/8b99dd4cdb014a90c0971027f8d6b12b89306aaeI cannot say that it was my own...

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Simple BLE client for Linux

Seems like a good starting point: https://github.com/jjjsmit/BluetoothBLEClient

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SLAM Introduction

Nice introduction to SLAM image recognition:https://www.thinkautonomous.ai/blog/visual-slam

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Using a Nonlinear Crystal KTP to create a SFG/SHG solution

I’m doing an experiment with KTP and two lasers (1052nm and 1550nm), this is the first time I try to create some more advanced optic project. Initially I was thinking it was just shining the laser...

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Fixing the DJI RC2 login error “Check network”

I was having a strange error with my DJI Air3s drone, it was reporting that I wasn’t connected. Then after I try to connect typing my email (and confirming the agree checkbox) it was reporting “Check...

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DIY Schlieren Imaging

Really cool instructions and 3D parts provided:

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Removing Docker volume when container is in use

You started looking the volumes: user@ubuntu:~$ docker volume lsDRIVER VOLUME NAMElocal docker-lab_postgres_datalocal b1aa150eb6ddb45084ff2b4554394c100c59a41c...local client_postgress_dblocal...

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