NDEF URI Codes - TapTrack/TappyBLE GitHub Wiki
Ndef URI codes are shorthands for a few common URI prefixes used in NDEF URI records to tag memory. Following is a list of prefixes.
0x00h - No prefix
0x01h - http://www.
0x02h - https://www.
0x03h - http://
0x04h - https://
0x05h - tel:
0x06h - mailto: