Category: Embedded Development

ST/STM32 SW Quality

I have written about this issue before, but ST never fail to suprice me on their SW quality – crap that don’t work: Bugs, bugs and bugs! I updated STM32CubeIDE to version 1.6.0 yesterday and discovered that the IDE fail to load the images – I had to default to STM32-Link Utility to be able…

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Raspberry Pi PICO – RP2040

Having worked with computers in 40+ years I must admit that I sometime dig into nostalgia and look at vintage computers before I recall how little you got done and how much time things took. The world has moved on – and thanks for that. RP2040 or Raspberry Pi Pico if you like is a…

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Working with QML

This application is a replica of work I have done in Qt and C# before, but this time I use QML which is a very different technology. At first I must admit that it is overwealming and complex. One of the steepest learning curves I have experienced as it involves C++, Qt, QML, JavaScripts and…

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Lawn Mover – Motor Algorithm

Running a BLDC (3-phase motor) you need to insert and tune some parameters with regards to size of motor, number of winding, how much current do you output etc. But, more important is the algorithm and technique you chose matching the job at hand. You have three different algorithms (FOC, Sinusoidal, Trapezoidal) and a variety…

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Covid-19 is weakened

Some good news in the middst of this pandemic. Italian doctors state they now see a weakened corona virus compared to what hit Italy in the first wave. Lets cross fingers and hope this proves to be correct. Best look to all of you!

Arduino NANO BLE 33 Sense

Arduino recently launched a new version of NANO with a powerfully 32-bit ARM M4 core, 64Mhz speed, 1Mb Flash and 256 Mb SRAM. And this is just the beginning. It’s MCU is nRF52840 that also contains a BLE Radio and SW stack. It has all the features you expect from a modern M4, but it…

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