Diff: aic23b_comm.h
- Revision:
- 0:63ed631d8c3a
diff -r 000000000000 -r 63ed631d8c3a aic23b_comm.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/aic23b_comm.h Fri Jan 21 08:39:48 2011 +0000
@@ -0,0 +1,167 @@
+#include "mbed.h"
+
+//extern void aic23b_init(void);
+//extern int aic23b_send(int addr,char ctrl_address,char ctrl_data);
+
+// Register map of TLV320AIC23B. See "TLV320AIC23B Data Manual" section 3.1.3
+// I2C ADDRESS(MODE=0,CS=0)=0011010b
+#define AIC23B_ADDRESS (52)
+///////////////////////////////////////////////////////////////////////
+// Control Address Bits
+#define LEFT_LINE_INPUT_CHANNEL_VOLUME_CONTROL (0x00 << 1)
+#define RIGHT_LINE_INPUT_CHANNEL_VOLUME_CONTROL (0x01 << 1)
+#define LEFT_CHANNEL_HEADPHONE_VOLUME_CONTROL ((0x02 << 1)|1)
+#define RIGHT_CHANNEL_HEADPHONE_VOLUME_CONTROL ((0x03 << 1)|1)
+#define ANALOG_AUDIO_PATH_CONTROL (0x04 << 1)
+#define DIGITAL_AUDIO_PATH_CONTROL (0x05 << 1)
+#define POWER_DOWN_CONTROL (0x06 << 1)
+#define DIGITAL_AUDIO_INTERFACE_FORMAT (0x07 << 1)
+#define SAMPLE_RATE_CONTROL (0x08 << 1)
+#define DIGITAL_INTERFACE_ACTIVATION (0x09 << 1)
+#define RESET_REFGISTER (0x0F << 1)
+///////////////////////////////////////////////////////////////////////
+// Control Data Bits
+// LEFT_LINE_INPUT_CHANNEL_VOLUME_CONTROL(Address:0x00)
+// (bit7)LIM: Left line input mute 0=Normal 1=Muted
+// (bit6)X: Reserved
+// (bit5)X: Reserved
+// (bit4)LIV4:
+// (bit3)LIV3:
+// (bit2)LIV2:
+// (bit1)LIV1:
+// (bit0)LIV0: Left line input volume control(10111=0dB default)
+#define LIM_MUTE_DISABLED (0<<7)
+#define LIV_VOLUME_DEFAULT (0x17<<0)
+// ----------------------------------------------------------------------
+// RIGHT_LINE_INPUT_CHANNEL_VOLUME_CONTROL(Address:0x01)
+// (bit7)RIM: Right line input mute 0=Normal 1=Muted
+// (bit6)X: Reserved
+// (bit5)X: Reserved
+// (bit4)RIV4:
+// (bit3)RIV3:
+// (bit2)RIV2:
+// (bit1)RIV1:
+// (bit0)RIV0: Right line input volume control(10111=0dB default)
+#define RIM_MUTE_DISABLED (0<<7)
+#define RIV_VOLUME_DEFAULT (0x17<<0)
+// ----------------------------------------------------------------------
+// LEFT_CHANNEL_HEADPHONE_VOLUME_CONTROL(Address:0x02)
+// (bit7)LZC: Left-channel Zero-cross detect 0=Off 1=On
+// (bit6)LHV6:
+// (bit5)LHV5:
+// (bit4)LHV4:
+// (bit3)LHV3:
+// (bit2)LHV2:
+// (bit1)LHV1:
+// (bit0)LHV0: Left headphone volume control(1111001=0dB default,0110000=-73dB Mute)
+#define LZC_ZERO_CROSS_DETECT_ON (1<<7)
+#define LHV_VOLUME_DEFAULT 90//(0x79<<0)
+// ----------------------------------------------------------------------
+// RIGHT_CHANNEL_HEADPHONE_VOLUME_CONTROL(Address:0x03)
+// (bit7)RZC: Right-channel Zero-cross detect 0=Off 1=On
+// (bit6)RHV6:
+// (bit5)RHV5:
+// (bit4)RHV4:
+// (bit3)RHV3:
+// (bit2)RHV2:
+// (bit1)RHV1:
+// (bit0)RHV0: Right headphone volume control(1111001=0dB default,0110000=-73dB Mute)
+#define RZC_ZERO_CROSS_DETECT_ON (1<<7)
+#define RHV_VOLUME_DEFAULT 90//(0x79<<0)
+// ----------------------------------------------------------------------
+// ANALOG_AUDIO_PATH_CONTROL(Address:0x04)
+// (bit7)STA1:
+// (bit6)STA0:
+// (bit5)STE: (See "TLV320AIC23B DATA MANUAL" pp.3-3)
+// (bit4)DAC: DAC select 0=DAC off 1=DAC on
+// (bit3)BYP: Bypass 0=Disabled 1=Enabled
+// (bit2)INSEL: Input select for ADC 0=Line, 1=Microphone
+// (bit1)MICM: Microphone mute 0=Normal, 1=Muted
+// (bit0)MICB: Microphone boost 0=dB, 1=20dB
+// ----------------------------------------------------------------------
+// DIGITAL_AUDIO_PATH_CONTROL(Address:0x05)
+// (bit7)X: Reserved
+// (bit6)X: Reserved
+// (bit5)X: Reserved
+// (bit4)X: Reserved
+// (bit3)DACM: DAC soft mute 0=Disabled 1=Enabled
+// (bit2)DEEMP1:
+// (bit1)DEEMP0: De-enphasis control 0=Normal, 1=Muted
+// (bit0)ADCHP: ADC high-pass filter 0=dB, 1=20dB
+#define DAC_MUTE_DISABLED (0<<3)
+#define DE_EMPHASIS_DISABLED (0x0 << 0)
+#define DE_EMPHASIS_32_KHZ (0x1 << 0)
+#define DE_EMPHASIS_44_1_KHZ (0x2 << 0)
+#define DE_EMPHASIS_48_KHZ (0x3 << 0)
+// ----------------------------------------------------------------------
+// POWER_DOWN_CONTROL(Address:0x06)
+// (bit7)OFF: Device power 0=On, 1=Off
+// (bit6)CLK: Clock 0=On, 1=Off
+// (bit5)OSC: Oscillator 0=On, 1=Off
+// (bit4)OUT: Outputs 0=On, 1=Off
+// (bit3)DAC: DAC 0=On, 1=Off
+// (bit2)ADC: ADC 0=On, 1=Off
+// (bit1)MIC: Microphone input 0=On, 1=Off
+// (bit0)LINE: Line input 0=On, 1=Off
+#define DEVICE_POWER_ON (0<<7)
+#define CLOCK_ON (0<<6)
+#define OSCILLATOR_ON (0<<5)
+#define OUTPUTS_ON (0<<4)
+#define DAC_ON (0<<3)
+#define ADC_ON (0<<2)
+#define MICROPHONE_INPUT_ON (0<<1)
+#define LINE_INPUT_ON (0<<0)
+// ----------------------------------------------------------------------
+// DIGITAL_AUDUIO_INTERFACE_FORMAT(Address:0x07)
+// (bit7)X: Reserved
+// (bit6)MS: Master/Slave mode 0=Slave, 1=Master
+// (bit5)LRSWAP: DAC left/right swap 0=Disabled, 1=Enabled
+// (bit4)LRP: 0=R-ch ON,LRCLKIN high, 1=R-ch ON,LRCLKIN low
+// (bit3)IWL1:
+// (bit2)IWL0: Input bit length 00=16bit, 01=20bit, 10=24bit, 11=32bit
+// (bit1)FOR1:
+// (bit0)FOR0: Data format 11=DSP, 10=I2S, 01=MSB first left algn., 00=MSB right algn.
+#define MASTER_MODE (1<<6)
+#define INPUT_DATA_16_BIT_LENGTH (0x00<<2)
+#define INPUT_DATA_20_BIT_LENGTH (0x01<<2)
+#define INPUT_DATA_24_BIT_LENGTH (0x02<<2)
+#define INPUT_DATA_32_BIT_LENGTH (0x03<<2)
+#define DSP_FORMAT (0x03<<0)
+#define I2S_FORMAT (0x02<<0)
+#define MSB_FIRST_LEFT_ALIGN (0x01<<0)
+#define MSB_FIRST_RIGHT_ALIGN (0x00<<0)
+// ----------------------------------------------------------------------
+// SAMPLE_RATE_CONTROL(Address:0x08)
+// (bit7)CLKOUT: Clock output divider 0=MCLK, 1=MCLK/2
+// (bit6)CLKIN: Clock input divider 0=MCLK, 1=MCLK/2
+// (bit5)SR3:
+// (bit4)SR2:
+// (bit3)SR1:
+// (bit2)SR0: (See "TLV320AIC23B DATA MANUAL" section 3.3.2.1 and 3.3.2.2)
+// (bit1)BOSR:
+// (bit0)USB/Normal: Clock mode select 0=Normal, 1=USB
+#define SR_USB_44_1_KHZ_MODE (0x08<<2)
+#define BOSR_USB_44_1_KHZ_MODE (0x01<<1)
+#define USE_USB_CLOCK_44_1_KHZ_MODE (0x01<<0)
+// ----------------------------------------------------------------------
+// DIGITAL_INTERFACE_ACTIVATION(Address:0x09)
+// (bit7)RES:
+// (bit6)RES:
+// (bit5)X: Reserved
+// (bit4)X: Reserved
+// (bit3)X: Reserved
+// (bit2)X: Reserved
+// (bit1)X: Reserved
+// (bit0)ACT: Activate interface 0=Inactive, 1=Active
+#define DIGITAL_INTERFACE_ACTIVE (0x01<<0)
+// ----------------------------------------------------------------------
+// RESET_REGISTER(Address:0x0F)
+// (bit7)RES:
+// (bit6)RES:
+// (bit5)RES:
+// (bit4)RES:
+// (bit3)RES:
+// (bit2)RES:
+// (bit1)RES:
+// (bit0)RES: Write 00000000 to this register triggers reset
+#define RESET (0x00<<0)