Datasheet

MAX9860
16-Bit Mono Audio Voice Codec
27
Maxim Integrated
Table 8. Digital Level Control Registers (continued)
BITS FUNCTION
Left and Right ADC Output Level
Adjusts the digital audio level output by the ADCs.
CODE GAIN
0x0 +3
0x1 +2
0x2 +1
0x3 0
0x4 -1
0x5 -2
0x6 -3
0x7 -4
0x8 -5
0x9 -6
0xA -7
0xB -8
0xC -8
0xD -10
0xE -11
ADCRL/ADCLL
0xF -12
DAC Gain
The gain set by DVG adds to the level set by DVA.
CODE GAIN
00 0
01 +6
10 +12
DVG
11 +18
Sidetone
Sets the level of left ADC output mixed into the DAC.
CODE GAIN CODE GAIN
0x00 Disabled 0x10 -30
0x01 0 0x11 -32
0x02 -2 0x12 -34
0x03 -4 0x13 -36
0x04 -6 0x14 -38
0x05 -8 0x15 -40
0x06 -10 0x16 -42
0x07 -12 0x17 -44
0x08 -14 0x18 -46
0x09 -16 0x19 -48
0x0A -18 0x1A -50
0x0B -20 0x1B -52
0x0C -22 0x1C -54
0x0D -24 0x1D -56
0x0E -26 0x1E -58
DVST
0x0F -28 0x1F -60