Monthly Archives: April 2021

Studying MicroPython’s Serial REPL

The beauty of Unix philosophy: piping data from one simple program to another, to do great work 😉 Sniffing the serial port to know better MicroPython Serial REPL (https://docs.micropython.org/en/latest/reference/repl.html) protocol: Result:read(9, “123\n”, 4096) = 4read(9, “”, 4096) = 0write(3, “\r\3\3”, … Continue reading

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Brazilian Robotics Olympiad

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First Brazilian Satellite Olympiad

First Brazilian Satellite Olympiad: http://obsat.org.br/ (Register open until May 7h 2021. Only for students enrolled on Brazilian schools!)

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Easter weekend fun

3D Designs https://www.thingiverse.com/rafaelaroca/makes

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BIPES loading optimizations

BIPES optimizations for faster loading. From 30 to 6 seconds 🙂 https://github.com/rafaelaroca/BIPES_ui_testing https://github.com/rafaelaroca/bipes_serial BIPES offline version for Franzininho – just load the HTML file and use it offline. Thanks Fabio Souza for the partnership (https://fabiosouza.org/) 🙂 https://github.com/rafaelaroca/bipes_for_franzininhowifi_offline

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Wired Android Internet access without Wifi or 4G connections

My wife Silvia has been doing a systematic study about biological effects of wireless technologies on human health for some time now. Some publications are controversial, but we like to take the precautionary principle. More information about her studies is … Continue reading

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