SI3201-FS View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

SI3201-FS

PROSLIC® PROGRAMMABLE CMOS SLIC WITH RINGING/BATTERY VOLTAGE GENERATION

Silicon Laboratories 

Si3230

Register 24. DTMF Decode Status

Bit

D7

D6

D5

D4

D3

D2

D1

D0

Name

VAL

DIG[3:0]

Type

R

R

Reset settings = 0000_0000

Bit

Name

7:5 Reserved Read returns zero.

4

VAL

DTMF Valid Digit Decoded.

0 = Not currently detecting digit.

1 = Currently detecting digit.

3:0

DIG[3:0] DTMF Digit.

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”

Function

56

Preliminary Rev. 0.96

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