Hi, I'm a high school student who's working on a project with Ultrasound, the purpose of the project is to make the buzzer sound when the Ultrasound emitter detects an object, also a green LED will flash when there's no obstruction and a red one when there's an obstacle, I get the problem mentioned …

expected primary-expression before ' ' token arduino

holmes4 April 26, 2014, 1:17am 9

Names /identifiers are case sensitive FRED is not the same as fred is not the same as Fred........

Mark