Encodes the given string into a QR Code and calls the display function @attention 1. Can successfully encode a UTF-8 string of up to 2953 bytes or an alphanumeric string of up to 4296 characters or any digit string of up to 7089 characters
Returns the Pixel value for the given coordinates False indicates White and True indicates Black @attention 1. Coordinates for top left corner are (x=0, y=0) @attention 2. For out of bound coordinates false (White) is returned