Some fixes for LyraT and also better inits/docs
This commit is contained in:
parent
b88d8c85cb
commit
2bc8ffefce
@ -493,27 +493,30 @@ class ES8388Source : public I2SSource {
|
|||||||
|
|
||||||
void _es8388InitAdc() {
|
void _es8388InitAdc() {
|
||||||
// https://dl.radxa.com/rock2/docs/hw/ds/ES8388%20user%20Guide.pdf Section 10.1
|
// https://dl.radxa.com/rock2/docs/hw/ds/ES8388%20user%20Guide.pdf Section 10.1
|
||||||
|
// http://www.everest-semi.com/pdf/ES8388%20DS.pdf Better spec sheet, more clear. Registries are decimal, settings are binary.
|
||||||
// https://docs.google.com/spreadsheets/d/1CN3MvhkcPVESuxKyx1xRYqfUit5hOdsG45St9BCUm-g/edit#gid=0 generally
|
// https://docs.google.com/spreadsheets/d/1CN3MvhkcPVESuxKyx1xRYqfUit5hOdsG45St9BCUm-g/edit#gid=0 generally
|
||||||
// Sets ADC to around what AudioReactive expects, and loops line-in to line-out/headphone for monitoring.
|
// Sets ADC to around what AudioReactive expects, and loops line-in to line-out/headphone for monitoring.
|
||||||
_es8388I2cBegin();
|
_es8388I2cBegin();
|
||||||
_es8388I2cWrite(0x08,0x00); // I2S to slave
|
_es8388I2cWrite( 8,0b00000000); // I2S to slave
|
||||||
_es8388I2cWrite(0x02,0xf3); // Power down DEM and STM
|
_es8388I2cWrite( 2,0b11110011); // Power down DEM and STM
|
||||||
_es8388I2cWrite(0x2b,0x80); // Set same LRCK
|
_es8388I2cWrite(43,0b10000000); // Set same LRCK
|
||||||
_es8388I2cWrite(0x00,0x05); // Set chip to Play & Record Mode
|
_es8388I2cWrite( 0,0b00000101); // Set chip to Play & Record Mode
|
||||||
_es8388I2cWrite(0x0d,0x02); // Set MCLK/LRCK ratio to 256
|
_es8388I2cWrite(13,0b00000010); // Set MCLK/LRCK ratio to 256
|
||||||
_es8388I2cWrite(0x01,0x40); // Power up analog and lbias
|
_es8388I2cWrite( 1,0b01000000); // Power up analog and lbias
|
||||||
_es8388I2cWrite(0x03,0x00); // Power up ADC, Analog Input, and Mic Bias
|
_es8388I2cWrite( 3,0b00000000); // Power up ADC, Analog Input, and Mic Bias
|
||||||
_es8388I2cWrite(0x0a,0x50); // Use Lin2/Rin2 for ADC input ("line-in")
|
_es8388I2cWrite(10,0b01010000); // Use Lin2/Rin2 for ADC input ("line-in")
|
||||||
_es8388I2cWrite(0x09,0x00); // Select Analog Input PGA Gain for ADC to 0dB (L+R)
|
_es8388I2cWrite( 9,0b00000000); // Select Analog Input PGA Gain for ADC to 0dB (L+R)
|
||||||
_es8388I2cWrite(0x10,0b01000000); // Set ADC digital volume attenuation to -32dB (left)
|
_es8388I2cWrite(16,0b01000000); // Set ADC digital volume attenuation to -32dB (left)
|
||||||
_es8388I2cWrite(0x11,0b01000000); // Set ADC digital volume attenuation to -32dB (right)
|
_es8388I2cWrite(17,0b01000000); // Set ADC digital volume attenuation to -32dB (right)
|
||||||
_es8388I2cWrite(0x04,0x0c); // Turn on LOUT2 and ROUT2 power
|
_es8388I2cWrite( 4,0b00111100); // Turn on LOUT1 and ROUT1 and LOUT2 and ROUT2 power
|
||||||
_es8388I2cWrite(0x02,0b01000000); // Power up DEM and STM and undocumented bit for "turn on line-out amp"
|
_es8388I2cWrite( 2,0b01000000); // Power up DEM and STM and undocumented bit for "turn on line-out amp"
|
||||||
_es8388I2cWrite(0x26,0x09); // Mixer - route LIN2/RIN2 to output
|
_es8388I2cWrite(38,0b00001001); // Mixer - route LIN2/RIN2 to output
|
||||||
_es8388I2cWrite(0x27,0b01010000); // Mixer - route LIN to left mixer, 0dB gain
|
_es8388I2cWrite(39,0b10010000); // Mixer - route LIN to mixL, 0dB gain was 01..
|
||||||
_es8388I2cWrite(0x2a,0b01010000); // Mixer - route RIN to right mixer, 0dB gain
|
_es8388I2cWrite(42,0b10010000); // Mixer - route RIN to mixR, 0dB gain was 01..
|
||||||
_es8388I2cWrite(0x30,0b00011110); // LOUT2VOL - 0 = -45dB, 0b00011110 = +0dB
|
_es8388I2cWrite(46,0b00011110); // LOUT1VOL - 0 = -45dB, 0b00011110 = +0dB
|
||||||
_es8388I2cWrite(0x31,0b00011110); // ROUT2VOL - 0 = -45dB, 0b00011110 = +0dB
|
_es8388I2cWrite(47,0b00011110); // ROUT1VOL - 0 = -45dB, 0b00011110 = +0dB
|
||||||
|
_es8388I2cWrite(48,0b00011110); // LOUT2VOL - 0 = -45dB, 0b00011110 = +0dB
|
||||||
|
_es8388I2cWrite(49,0b00011110); // ROUT2VOL - 0 = -45dB, 0b00011110 = +0dB
|
||||||
}
|
}
|
||||||
|
|
||||||
public:
|
public:
|
||||||
|
Loading…
Reference in New Issue
Block a user