Arduino if between two values. In other words, I want the light to respond ONLY if the analog read is between 400 and 600, as opposed to, say, only being above 400. It is never a good idea to try to match two floats with == because even a tiny difference will cause that to fail. That also means that the CSV to SD part never runs. You have two nested if / else, resulting in three possibilities d < 0 d >= 0 and tirante <= 0. Plus, examples and explanations to help you understand and use these operators in your own projects. How to communicate between two Arduino boards using the I2C In this tutorial, we will learn how to communicate between two Arduino boards. It will either will fail the first if statement and never get to the second if statement or it will succeed the first if statement and fail the second if statement. I want it to start at 60 and stop at 120 which will cause me to turn the dial in the opposite direction which will result in the numbers dropping back down >=60 Here is my code so far #include <Encoder. so in most cases the result should be 0 0 0. Instead use the double equal sign (e. fqvfk shhlyaq ehqym xlw cewblu vdmm hfhq fkb ovfyp ofw