The microcontroller-based concept was chosen because I wanted to scale the sensor system later to suit other applications. Here is the diagram of my Arduino infrared close ... infrared light signal ...

Advances in embedded system technology—and more specifically, new sensor technology ... program. Processing also was the base for Wiring, and Wiring is the base language for Arduino.

Because of the affordability and seeming ubiquity of the Arduino platform, they have been hard at work this last month trying to get their Geiger counter sensor board for an Arduino out the door.