7-6 |
PGA_RAMP_DOWN_SPEED |
R/W |
00 |
Digital Volume Normal Ramp Down Frequency
These bits control the frequency of the digital volume updates when the volume is ramping down.
00: Update every 1 FS period
01: Update every 2 FS periods
10: Update every 4 FS periods
11: Directly set the volume to zero (Instant mute) |
5-4 |
PGA_RAMP_DOWN_STEP |
R/W |
11 |
Digital Volume Normal Ramp Down Step
These bits control the step of the digital volume updates when the volume is ramping down.
00: Decrement by 4 dB for each update
01: Decrement by 2 dB for each update
10: Decrement by 1 dB for each update
11: Decrement by 0.5 dB for each update |
3-2 |
PGA_RAMP_UP_SPEED |
R/W |
00 |
Digital Volume Normal Ramp Up Frequency
These bits control the frequency of the digital volume updates when the volume is ramping up.
00: Update every 1 FS period
01: Update every 2 FS periods
10: Update every 4 FS periods
11: Directly restore the volume (Instant unmute) |
1-0 |
PGA_RAMP_UP_STEP |
R/W |
11 |
Digital Volume Normal Ramp Up Step
These bits control the step of the digital volume updates when the volume is ramping up.
00: Increment by 4 dB for each updat
01: Increment by 2 dB for each update
10: Increment by 1 dB for each update
11: Increment by 0.5 dB for each update |