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參數資料
| 型號： | TLV320DAC3100IRHBT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | DAC |
| 英文描述： | DAC WITH PROGRAMMABLE PLL, PQCC32 |
| 封裝： | 5 X 5 MM, GREEN, PLASTIC, QFN-32 |
| 文件頁數： | 65/97頁 |
| 文件大小： | 1134K |
| 代理商： | TLV320DAC3100IRHBT |
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SLAS671 – FEBRUARY 2010
www.ti.com
Page 0 / Register 46 (0x2E): DAC Interrupt Flags
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R
0
0: No short circuit detected at HPL/left class-D driver
1: Short circuit detected at HPL/left class-D driver
D6
R
0
0: No short circuit detected at HPR/right class-D driver
1: Short circuit detected at HPR/right class-D driver
D5
R
X
0: No headset button pressed
1: Headset button pressed
D4
R
X
0: Headset removal detected
1: Headset insertion detected
D3
R
0
0: Left DAC signal power is
≤ the signal threshold of the DRC.
1: Left DAC signal power is > the signal threshold of the DRC.
D2
R
0
0: Right DAC signal power is
≤ the signal threshold of the DRC.
1: Right DAC signal power is > the signal threshold of the DRC.
D1–D0
R
00
Reserved
Page 0 / Register 47 (0x2F): Reserved
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7–D0
R/W
0000 0000
Reserved. Write only the reset value to these bits.
Page 0 / Register 48 (0x30): INT1 Control Register
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: Headset-insertion detect interrupt is not used in the generation of INT1 interrupt.
1: Headset-insertion detect interrupt is used in the generation of INT1 interrupt.
D6
R/W
0
0: Button-press detect interrupt is not used in the generation of INT1 interrupt.
1: Button-press detect interrupt is used in the generation of INT1 interrupt.
D5
R/W
0
0: DAC DRC signal-power interrupt is not used in the generation of INT1 interrupt.
1: DAC DRC signal-power interrupt is used in the generation of INT1 interrupt.
D4
R/W
0
Reserved
D3
R/W
0
0: Short-circuit interrupt is not used in the generation of INT1 interrupt.
1: Short-circuit interrupt is used in the generation of INT1 interrupt.
D2
R/W
0
0: DAC data overflow does not result in an INT1 interrupt.
1: DAC data overflow results in an INT1 interrupt.
D1
R/W
0
Reserved
D0
R/W
0
0: INT1 is only one pulse (active-high) of typical 2-ms duration.
1: INT1 is multiple pulses (active-high) of typical 2-ms duration and 4-ms period, until page 0 /
register 44 is read by the user.
Page 0 / Register 49 (0x31): INT2 Control Register
READ/
RESET
BIT
DESCRIPTION
WRITE
VALUE
D7
R/W
0
0: Headset-insertion detect interrupt is not used in the generation of INT2 interrupt.
1: Headset-insertion detect interrupt is used in the generation of INT2 interrupt.
D6
R/W
0
0: Button-press detect interrupt is not used in the generation of INT2 interrupt.
1: Button-press detect interrupt is used in the generation of INT2 interrupt.
D5
R/W
0
0: DAC DRC signal-power interrupt is not used in the generation of INT2 interrupt.
1: DAC DRC signal-power interrupt is used in the generation of INT2 interrupt.
D4
R/W
0
Reserved
D3
R/W
0
0: Short-circuit interrupt is not used in the generation of INT2 interrupt.
1: Short-circuit interrupt is used in the generation of INT2 interrupt.
D2
R/W
0
0: DAC data overflow does not result in an INT2 interrupt.
1: DAC data overflow results in an INT2 interrupt.
D1
R/W
0
Reserved
D0
R/W
0
0: INT2 is only one pulse (active-high) of typical 2-ms duration.
1: INT2 is multiple pulses (active-high) of typical 2-ms duration and 4-ms period, until page 0 /
register 44 is read by the user.
68
REGISTER MAP
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TLV320DAC3100
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