Datasheet

MAX9880A
Low-Power, High-Performance
Dual I
2
S Stereo Audio Codec
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SEQUENCE DESCRIPTION REGISTERS
1 Set line input gain 0x1A, 0x1B
2 Set volume 0x1C, 0x1D
3 Set line output volume (if using) 0x1E, 0x1F
4 Select headphone mode 0x24
5 Enable line outputs and line inputs as required 0x26
6 Enable MAX9880A 0x27
7 Enable external amplifier (if using) N/A
Table 29. Line Input Playback
SEQUENCE DESCRIPTION REGISTERS
1 Select music filters 0x11
2 Set line input gain 0x1A, 0x1B
3 Set volume 0x1C, 0x1D
4 Set line output volume (if using) 0x1E, 0x1F
5 Configure ADC input mixer 0x22
6 Select headphone mode 0x24
7 Enable line outputs, line inputs, and ADC as required 0x26
8 Enable LRCLK and BCLK (if operating in slave mode) N/A
9 Enable MAX9880A 0x27
10 Enable external amplifier (if using) N/A
Table 30. Line Input Playback with Record
SEQUENCE DESCRIPTION REGISTERS
1 Select DAC audio source 0x10
2 Select voice filters 0x11
3 Set volume 0x1C, 0x1D
4 Set line output volume (if using) 0x1E, 0x1F
5 Select headphone mode 0x24
6 Enable line outputs and DAC as required 0x26
7 Enable LRCLK and BCLK (if operating in slave mode) N/A
8 Enable MAX9880A 0x27
9 Enable external amplifier (if using) N/A
Table 31. Voice Playback