Most embedded systems are reactive by nature. They measure certain properties of their environment with sensors and react on changes. For example, they display something, move a motor, or send a ...

[Tony] has developed a method of using a state machine to validate keypad inputs. His method checks the commands character by character as they are entered in by a 16 button keypad. State machines are ...

I missed this year’s Maker Faire in New York City, but just before the show, the CTO of Arduino came to town and talked with Machine Design. Massimo Banzi, co-founder of the Arduino project, is an ...