Datasheet
TLV320AIC3120
SLAS653A –FEBRUARY 2010–REVISED MAY 2012
www.ti.com
Page 0 / Register 40 Through Page 0 (0x28) / Register 43 (0x2B): Reserved
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7–D0 R/W XXXX XXXX Reserved. Write only the reset value to these bits.
Page 0 / Register 44 (0x2C): Interrupt Flags—DAC
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7
(1)
R 0 0: No short circuit is detected at HPOUT / class-D driver.
1: Short circuit is detected at HPOUT / class-D driver.
D6
(1)
R 0 Reserved
D5
(1)
R X 0: No headset button pressed
1: Headset button pressed
D4
(1)
R X 0: No headset insertion/removal is detected.
1: Headset insertion/removal is detected.
D3
(1)
R 0 0: DAC signal power is ≤ the signal threshold of DRC.
1: DAC signal power is > the signal threshold of DRC.
D2
(1)
R 0 Reserved
D1
(1)
R 0 DAC miniDSP Engine Standard Interrupt-Port Output
0: Read a 0 from standard interrupt port
1: Read a 1 from standard interrupt port
D0
(1)
R 0 DAC miniDSP Engine Auxiliary Interrupt-Port Output
0: Read a 0 from auxiliary interrupt port
1: Read a 1 from Auxiliary interrupt port
(1) Sticky flag bits. These are read-only bits. They are automatically cleared once they are read and are set only if the source trigger occurs
again.
Page 0 / Register 45 (0x2D): Interrupt Flags—ADC
READ/ RESET
BIT DESCRIPTION
WRITE VALUE
D7 R 0 Reserved
D6
(1)
R 0 0: ADC signal power > noise threshold for AGC.
1: ADC signal power ≤ noise threshold for AGC.
D5 R 0 Reserved.
D4
(1)
R X ADC miniDSP Engine Standard Interrupt-Port Output
0: Read a 0 from standard interrupt port
1: Read a 1 from standard interrupt port
D3
(1)
R X ADC miniDSP Engine Auxiliary Interrupt-Port Output
0: Read a 0 from auxiliary interrupt port
1: Read a 1 from auxiliary interrupt port
D2 R 0 0: DC measurement using delta-sigma audio ADC is not available.
1: DC measurement using delta-sigma audio ADC is not available.
D1–D0 R 00 Reserved
(1) Sticky flag bits. These are read-only bits. They are automatically cleared once they are read and are set only if the source trigger occurs
again.
90 REGISTER MAP Copyright © 2010–2012, Texas Instruments Incorporated
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