There is a known method for creating program code using the graph method. The program is represented by vertices (states) interconnected by directed arcs. Arcs contain transition conditions and ...
Arduino Earthquake Detector Alarm with Seismic Graph Overview This project utilizes the ADXL335 3-axis accelerometer as a sensor to detect tilting, trembling, or shaking movements indicative of an ...
This article can be more of a guide on how to construct an heartbeat sensor utilizing an Arduino. Although a complicated one, this project comes as an interesting one to many electronics hobbyists.