Switch-case example, showing how to take different actions based on the characters received in the serial port
An if statement allows you to choose between two discrete options, TRUE or FALSE. When there are more than two options, you can use multiple
Sometimes you want everything in the program to stop while a given condition is true. You can do this using a [while loop](http://www.arduino.cc/en/Reference/While).
Today I have been experimenting with the Particle Photon and logging environment data to the internet via the Data.SparkFun.com. Data.SparkFun.com is a free service for