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OpenAudio_ArduinoLibrary/control_tlv320aic3206.h

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2.0 KiB

/*
control_tlv320aic3206
Created: Brendan Flynn (http://www.flexvoltbiosensor.com/) for Tympan, Jan-Feb 2017
Purpose: Control module for Texas Instruments TLV320AIC3206 compatible with Teensy Audio Library
License: MIT License. Use at your own risk.
*/
#ifndef control_tlv320aic3206_h_
#define control_tlv320aic3206_h_
#include "AudioControl.h"
class AudioControlTLV320AIC3206: public AudioControl
{
public:
//GUI: inputs:0, outputs:0 //this line used for automatic generation of GUI node
AudioControlTLV320AIC3206(void) { debugToSerial = false; };
AudioControlTLV320AIC3206(bool _debugToSerial) { debugToSerial = _debugToSerial; };
bool enable(void);
bool disable(void);
bool volume(float n);
bool volume_dB(float n);
bool inputLevel(float n); //dummy to be compatible with Teensy Audio Library
bool inputSelect(int n);
bool setInputGain_dB(float n);
bool setMicBias(int n);
bool debugToSerial;
private:
void aic_reset(void);
void aic_init(void);
void aic_initDAC(void);
void aic_initADC(void);
unsigned int aic_readPage(uint8_t page, uint8_t reg);
bool aic_writePage(uint8_t page, uint8_t reg, uint8_t val);
bool aic_writeAddress(uint16_t address, uint8_t val);
bool aic_goToPage(uint8_t page);
};
#define TYMPAN_OUTPUT_HEADPHONE_JACK_OUT 1
//convenience names to use with inputSelect() to set whnch analog inputs to use
#define TYMPAN_INPUT_LINE_IN 1 //uses IN1
#define TYMPAN_INPUT_ON_BOARD_MIC 2 //uses IN2 analog inputs
#define TYMPAN_INPUT_JACK_AS_LINEIN 3 //uses IN3 analog inputs
#define TYMPAN_INPUT_JACK_AS_MIC 4 //uses IN3 analog inputs *and* enables mic bias
//names to use with setMicBias() to set the amount of bias voltage to use
#define TYMPAN_MIC_BIAS_OFF 0
#define TYMPAN_MIC_BIAS_1_25 1
#define TYMPAN_MIC_BIAS_1_7 2
#define TYMPAN_MIC_BIAS_2_5 3
#define TYMPAN_MIC_BIAS_VSUPPLY 4
#define TYMPAN_DEFAULT_MIC_BIAS TYMPAN_MIC_BIAS_2_5
#endif