If you have concerns about memory, grab a copy of a freemem or freememory function - Adafruit has one. It'll let you see if you have a leak. Given that you're using String objects in a number of areas of your code, I won't be surprised if you do.
If you have concerns about memory, grab a copy of a freemem or freememory function - Adafruit has one. It'll let you see if you have a leak. Given that you're using String objects in a number of areas of your code, I won't be surprised if you do.