So far, we have been using the
mraa library to read digital inputs. However, in the first chapter, we also installed the
wiring-x86 library. We can change just a few lines of our object-oriented code to replace the
mraa library with the
wiring-x86 one to check whether the pushbuttons were pressed.
We will take the code we wrote in the previous chapter when we created the last version of our RESTful API with the
wiring-x86 library and we will use this code as a baseline to add the new features. The code file for the sample was
First, we will create a new version of the
PushButton class to represent a pushbutton connected to our board that can use either a pull-up or a ...