SI2404 SILABS [Silicon Laboratories], SI2404 Datasheet - Page 62

• Manufacturer Part Number: SI2404
• Description: V.90, V.34, V.32BIS, V.22BIS ISOMODEM WITH GLOBAL DAA
• Manufacturer: SILABS [Silicon Laboratories]

Si2457/34/15/04
U7C GENC
Reset settings = 0x0000
U7D GEND
Reset settings = 0x0000
62
Name
Name
15:5
13:2
Type
Type
Bit
3:1
Bit
15
14
Bit
Bit
4
0
1
0
RIGPOEN 0 = RI indicates valid ring signal. (Normal ring-indicator mode)
D15 D14 D13 D12 D11 D10
Reserved Reads returns to zero.
Reserved Reads returns to zero.
Reserved Reads returns to zero.
Reserved Reads returns to zero.
D15 D14 D13 D12 D11 D10
RIGPO
Name
Name
ATZD
NLM
FDP
NLM
R/W
RI
RI follows this bit when RIGPIOEN = 1
1 = RI can be used as a general purpose output and follows U7C[4] (RIGPO).
0 = Enables “No Loop Current” detect.
1 = Disables “No Loop Current” detect.
ATZ Disable.
0 = ATZ functions normally.
1 = Disable ATZ command.
FSK Data Processing.
0 = FSK data processing stops when carrier is lost.
1 = FSK data processing continued for 2 bytes after carrier is lost.
D9
D9
D8
Rev. 1.0
D8
D7
b
D7
.
Function
Function
D6
D6
D5
D5
RIGPO
D4
R
D4
D3
D3
D2
D2
ATZD
D1
R/W
D1
RIGPOEN
R/W
D0
FDP
R/W
D0