SI3211 ETC, SI3211 Datasheet - Page 71

• Manufacturer Part Number: SI3211
• Description: PROSLIC PROGRAMMABLE CMOS SLIC/CODEC WITH RINGING/BATTERY VOLTAGE GENERATION
• Manufacturer: ETC

Register 24. DTMF Decode Status
Reset settings = 0000_0000
Reset settings = 0000_0000
Name
Name
Type
Type
Bit
7:5
3:0
Bit
Bit
4
Reserved
DIG[3:0]
Name
D7
D7
VAL
D6
D6
Read returns zero.
DTMF Valid Digit Decoded.
0 = Not currently detecting digit.
1 = Currently detecting digit.
Si3212 = Reserved; read returns 0.
DTMF Digit (Si3210 and Si3211 only).
0001 = “1”
0010 = “2”
0011 = “3”
0100 = “4”
0101 = “5”
0110 = “6”
0111 = “7”
1000 = “8”
1001 = “9”
1010 = “0”
1011 = “*”
1100 = “#”
1101 = “A”
1110 = “B”
1111 = “C”
0000 = “D”
Si3212 = Reserved; read returns 0.
D5
D5
Si3210/Si3211
Preliminary Rev. 1.11
VAL
Si3212
D4
D4
R
D3
D3
Function
Si3210/Si3211/Si3212
D2
D2
DIG[3:0]
R
D1
D1
D0
D0
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