MT8870 DTMF Receiver Module Audio Decoder Voice Dialing Control

MT8870 DTMF receiver module audio decoder voice dialing control Introduction Dial - Greater than Q4 Q3 Q2 Q1 Dial 1 - Greater than 0 0 0 1 Dial 2 - Greater than 0 0 1 0 Dial 3 - Greater than 0 0 1 1 Dial 4 - Greater than 0 1 0 0 Dial 5 - Greater than 0 1 0 1 Dial 6 - Greater than 0 1 1 0 Dial 7 - Greater than 0 1 1 1 Dial 8 - greater than 1 0 0 0 Dial 9 - greater than 1 0 0 0