1 2 3 4 5 6 7 8 9 10 11 12
|
7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0 7 6 5 4 3 2 1 0
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
00 | Length | Digit 0 | Digit 1 | Digit 2 | Digit 3 | Digit 4 | Digit 5 |
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
04 | Digit 6 | Digit 7 | Digit 8 | Digit 9 | Digit 10 | Digit 11 | Digit 12 | Digit 13 |
+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+
08 | Digit 14 | Digit 15 |
+---+---+---+---+---+---+---+---+
Where:
- Length: Specifies the number of DTMF digits.
- digits: 0=0, ..., 9=9, 10=a, ..., 13=d, 14=*, 15=#
|