
Si3230
Preliminary Rev. 0.96
61
Not
Recommended
fo
r N
ew
D
esi
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Reset settings = 0000_0000
Register 34. Ringing Oscillator Control
Bit
D7D6D5D4D3D2
D1
D0
Name
RSS
RDAC
RTAE
RTIE
ROE
RVO
TSWS
Type
RR
R/W
R
R/W
Bit
Name
Function
7RSS
Ringing Signal Status.
0 = Ringing oscillator output signal inactive.
1 = Ringing oscillator output signal active.
6
Reserved
Read returns zero.
5
RDAC
Ringing Signal DAC/Linefeed Cross Indicator.
For ringing signal start and stop, output to TIP and RING is suspended to ensure conti-
nuity with dc linefeed voltages. RDAC indicates that ringing signal is actually present at
TIP and RING.
0 = Ringing signal not present at TIP and RING.
1 = Ringing signal present at TIP and RING.
4RTAE
Ringing Active Timer Enable.
0 = Disable timer.
1 = Enable timer.
3RTIE
Ringing Inactive Timer Enable.
0 = Disable timer.
1 = Enable timer.
2ROE
Ringing Oscillator Enable.
0 = Ringing oscillator disabled.
1 = Ringing oscillator enabled.
1RVO
Ringing Voltage Offset.
0 = No dc offset added to ringing signal.
1 = DC offset added to ringing signal.
0TSWS
Trapezoid/Sinusoid Waveshape Select.
0 = Sinusoid
1 = Trapezoid