
Si2400
24 Rev. 1.3
Figure 10. Signal Routing
Data Mode (DRT = 00b)
Si3015
Si2400
DSP
A.
DSPOUT
DSPIN
AOUT
(Call Progress)
AIN
Voice Mode (DRT = 01b)
Si3015
Si2400
DSP
B.
DSPOUT
DSPIN
AOUT
(Voice Out)
AIN
(Voice In)
Loopback Mode (DRT = 10b)
Si2400
DSP
C.
DSPOUT
DSPIN
AOUT AIN
Codec Mode (DRT = 11b)
Si3015
Si2400
DSP
D.
DSPOUT
DSPIN
AOUT
(Voice Out)
AIN
(Voice In)
RJ11
RJ11
RJ11
RJ11
RJ11
TXD
RXD
TXD
RXD
TXD
RXD
TXD
RXD
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