rushin

here i have uploaded VI file. here i am changing amplitude according to slider.wave is displayed on graph.if ampltude is greater than 0.6 then LED on.and case structure write 1 in buffer. if amplitude is less than 0.6 v than case structure write 0 in buffer. now i want to like that if my amplitude is between 0.2 to -0.2. then led on and it will write 2 in buffer. how can we do that??. can you help me?