User`s guide

Si47xx-EVB
48 Rev. 0.8
Digital Mono
Mode Enable
Select between Digital Stereo or Mono.
On/Off All
Digital DCLK
Falling Edge
Select between using rising edge or falling edge of
DCLK when sampling Digital Input (DIN) data.
On/Off All
Audio Level Low
Threshold (dBFS)
An interrupt will be generated when the audio input
level falls below this threshold for the duration greater
than the Audio Level Low Distortion setting. This may
be called silence detection indicator.
–70 to 0 All
Audio Level Low
Duration (mSec)
Set the duration for the audio level low before an
interrupt is generated.
0–65535 All
Audio Level High
Threshold (dBFS)
An interrupt will be generated when the audio input
level rises above this threshold for the duration greater
than the Audio Level High Duration setting. This may
also be called loud detection indicator.
–70 to 0 All
Audio Level High
Duration (mSec)
Set the duration for the audio level high before an
interrupt is generated.
0–65535 All
Varactor Capacitor
Overwrite
This field allows the user to manually overwrite the
tuning capacitance. 0 indicates that the tuning cap is
automatically adjusted. Any number other than 0 (1 to
191) will indicate that the tuning cap is manually
adjusted.
Automatic: 0
Manual: 1–191
All
Table 10. FM Transmitter Settings in Digital Mode Property Window Descriptions (Continued)
Item Description Range Applicable
Devices