Category Archives: Uncategorized

Remote hands-on CubeSat / remote embedded programming workshop

Just presented a remote hands-on workshop on the 1st International Seminar on Astronomy and Astronautics – MCTI (DAY 5). Recording is available here (https://www.youtube.com/watch?v=Sj8oWiK2N3U). Remote participants were able to use BIPES to remotely program, monitor and control ESP8266 boards to … Continue reading

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Reset trouble with ESP8266 and MicroPython

While preparing boards for a workshop, I got some WeMos D1 mini (ESP8266) modules that continuously reset just after MicroPython boot. Here’s how I flashed them and how I fixed: To flash MicroPython: esptool.py –port /dev/ttyUSB0 erase_flash esptool.py –port /dev/ttyUSB0 … Continue reading

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Playing with 3D printed CubeSats ;-)

Playing with experimental 3D Printed CubeSats powered by Arduino and Raspberry Pi Boards! https://www.thingiverse.com/make:939675

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On Line Prize Draw

A friend / partner needed an online Prize Draw application to select a random participant to give a gift during the live event on youtube. He asked for help, and wanted that participants provided some information to participate, and did … Continue reading

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BIPES Maps – Geographical Information System integrated with BIPES

Some BIPES (www.bipes.net.br) users requested a map feature, allowing sensors to be seen on a map, with real time updates or even moving objects / vehicles on the map controlled from BIPES HTTP Web Requests. In that way, we have … Continue reading

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1st Brazilian Satellite Olympiad has 352 teams!

Registration for the 1st MCTI Brazilian Satellite Olympiad is now closed. We had more than 1500 registered participants divided over 23 Brazilian states on 352 teams. The list of participants registered for the 1st Brazilian MCTI Satellite Olympics is now … Continue reading

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Another Feynman quote

“Tell your son to stop trying to fill your head with science — for to fill your heart with love is enough. ” ― Richard Feynman Source: BBC – The Fantastic Mr Feynman (very good documentary!) https://www.youtube.com/watch?v=H9fjhQMsDW4

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BIPES meets SAP

SAP company provides Enterprise Resource Planning and other corporate software widely used all over the world in companies of all sizes and types. Today, I found an article on SAP Blogs from Gunter Albrecht describing / showing how he quickly … Continue reading

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Feynman

“You cannot get educated by this self-propagating system in which people study to pass exams, and teach others to pass exams, but nobody knows anything. You learn something by doing it yourself, by asking questions, by thinking, and by experimenting.” … Continue reading

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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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