add_logo                Add a logo to a QR code
as.character.bits       Convert a bits object into a character string
bits                    Create a bits object
bits2int                Convert a bits object to an integer and vice
                        versa
c.bits                  Combine bits
coordinates             Extract coordinates from a QR code object.
generate_svg            Generate the QR code as an svg file
plot.qr_code            Plot the QR code This function plots to QR code
                        to the open device.
print.bits              Print a bits vector Display the logical vector
                        as a bit string where 'FALSE' is shown as '0'
                        and 'TRUE' as '1'.
print.qr_code           Print the qr_code object
qr_code                 Generate the QR code
qr_encode               Create the bit encoding
qr_error                Create the message and error code bit string
qr_event                Generate a QR code for an event
qr_location             Create a QR code for a location
qr_matrix               Prepare matrices with default patterns and
                        unmasked data A list with a matrix containing
                        the default patterns (finder pattern, timing
                        pattern, separators, alignment pattern and dark
                        module), the unmask data pattern and the
                        version.
qr_mode                 Determine the required mode
qr_sepa                 Generate a QR code for a SEPA payment
qr_vcard                Create a QR code for a vCard
qr_version              Determine the required version Returns a list
                        with the version, error correction level and
                        mode. The bit string encodes mode and the
                        length of the input string.
qr_wifi                 Generate QR code with wifi login information
