max9860 Maxim Integrated Products, Inc., max9860 Datasheet - Page 29
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max9860
Manufacturer Part Number
max9860
Description
16-bit Mono Audio Voice Codec
Manufacturer
Maxim Integrated Products, Inc.
Datasheet
1.MAX9860.pdf
(39 pages)
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Table 9. Microphone Input Register
REGISTER ADDRESS
PGAM
BITS
0x0C
PAM
______________________________________________________________________________________
Left and Right Microphone Preamp Gain
Note: Selecting 00 disables the microphone inputs and microphone bias automatically.
Left and Right Microphone PGA
Note: When AGC is enabled, the AGC controller overrides these settings.
B7
0
CODE
CODE
0x0A
0x00
0x01
0x02
0x03
0x04
0x05
0x06
0x07
0x08
0x09
00
01
10
11
16-Bit Mono Audio Voice Codec
B6
PAM
GAIN (dB)
GAIN (dB)
Disabled
+20
+30
+20
+19
+18
+17
+16
+15
+14
+13
+12
+11
+10
0
B5
B4
FUNCTION
≥ 0x14
CODE
0x0B
0x0C
0x0D
0x0E
0x0F
0x10
0x11
0x12
0x13
—
B3
GAIN (dB)
PGAM
+9
+8
+7
+6
+5
+4
+3
+2
+1
—
B2
0
B1
B0
29