Prediction of unknown values by making use of historical data is the core of machine learning. As a warm-up to machine learning, let’s work on global warming data to estimate… Continue reading "Machine Learning by Least Squares and Scikit Learn"
Have you ever heard of Internet of Things? How about MQTT protocol? I think so. But maybe you didn’t start an IoT project of your own yet. If yes, the… Continue reading "How to IoT: MQTT on Nucleo and ESP8266"
Once you go deep in microcontroller low-level stuff, concurrent tasks make you need mutex and semaphores for multi-thread synchronization or preventing race conditions. Here is how to implement mutual exclusion… Continue reading "Semaphore and Mutex on ARM Cortex-M"