This article is copied from my memo which I wrote for myself to keep track of my casual stuff. This memom is publicly available on http://hobbylogs.me.pn/?p=17#more ...

Human brain is built of complex layer of structures which helps us to be a dominant species on earth. For example the entorhinal cortex in your brain can give you sense of direction helping you to ...

*To change pin number use HMC5883L_A_DATA_READY_PIN define in Config.h file. **The Due MCU cannot be exposed to the voltage above 3.3V level! To see a real-life example open AS7 project file HMC5883L_ ...

どうも、まなぶぼーどのまなぶです。 自作日記5の続きから、地磁気センサの動作試験を試みます。 先回試験前に、使っている地磁気センサのI2Cアドレスをマイコンからスキャンしてみましたが、データシートに記載されている[0x1E]ではなくなぜか[0x0D]だっ ...

In the last part, Designing Smartwatch using ESP32, we have looked at how to interface the BH1750 ambient light sensor and the MAX30102 Heart rate sensor for our smartwatch project. In this part, we ...