Step Step description
F 3 F 6 1 C Hexadecimal received.
1 1111 0011 1111 0110 0001 1100 Convert to binary.
2 1100 1111 0110 1111 0011 1000 Flip all bits.
3 1100 111 1011 011 1100 111 000 Regroup in groups of seven.
000 is discarded.
4 1110011 1101101 1110011 Flip all bits.
5 115 109 115 Convert to decimal.
6 s m s Convert to character.

Table 5 Decode the Message Received.
The decoding process is the exact opposite of encoding. Follow these steps to see how the hexadecimal message in PDU format shown in the last step of Table 4 is converted back into a text message.