can i modify the softwareserial lib if ever i want to use more than two shields?
ex. pin 1,2 for bluetooth and pin 3,4 for wifi shield? and is it enough if i used arduino uno for the two shields?
thanks :.
can i modify the softwareserial lib if ever i want to use more than two shields?
Why would you need to? The constructor takes 2 or 3 arguments - the first two being the pin numbers to use.
Keep in mind that only one instance of SoftwareSerial can be active (listening) at a time.