| FPort | LoRaWAN payload | + ------ + ---------------------------------------------------------- + | RuleID | W | FCN=All-1 | RCS | Last tile | Opt. padding | + ------ + ------ + --------- + ------- + ------------ + ------------ + | 8 bits | 2 bits | 6 bits | 32 bits | 1 to 80 bits | 0 to 7 bits |