code: function (tnf_byte) {
          return {
              mb: (tnf_byte & 0x80) !== 0,
              me: (tnf_byte & 0x40) !== 0,
              cf: (tnf_byte & 0x20) !== 0,
              sr: (tnf_byte & 0x10) !== 0,
              il: (tnf_byte & 0x8) !== 0,
              tnf: (tnf_byte & 0x7)
          };
      }
docs: Decode the bit flags from a TNF Byte.
  
  @returns object with decoded data
  
  See NFC Data Exchange Format (NDEF) Specification Section 3.2 RecordLayout