Rainbow Electronics MAX9860 User Manual
Page 27
MAX9860
16-Bit Mono Audio Voice Codec
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27
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