参数资料
型号: TAS5518PAGRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封装: GREEN, PLASTIC, TQFP-64
文件页数: 78/105页
文件大小: 1514K
代理商: TAS5518PAGRG4
Serial Control Interface Register Definitions
66
SLES115 — August 2004
TAS5518
6.4
System Control Register 1 (0x03)
Bit D5, D2, D1, and D0 are Don’t Care.
Table 64. System Control Register 1
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
PWM high pass disabled
1
PWM high pass enabled
0
Soft unmute on recovery from clock error
1
Hard unmute on recovery from clock error
1
PSVC Hi-Z enable
0
PSVC Hi-Z disable
6.5
System Control Register 2 (0x04)
Bit D3 and D2 are Don’t Care.
Table 65. System Control Register 2
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
Reserved
0
PWM automute detection enabled
1
PWM automute detection disabled
0
8 Ch device input detection automute enabled
1
8 Ch device input detection automute disabled
0
Unmute threshold 6 dB over input threshold
1
Unmute threshold equal to input threshold
0
No de-emphasis
0
1
De-emphasis for Fs = 32 kHz
1
0
De-emphasis for Fs = 44.1 kHz
1
De-emphasis for Fs = 48 kHz
6.6
Channel Configuration Control Register (0x05X0C)
Channels 1, 2, 3, 4, 5, 6, 7, and 8 are mapped into x05, x06, x07, x08, x09, x0A, x0B, and x0C.
Bit D0 is Don’t Care.
Table 66. Channel Configuration Control Registers
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
Disable backend reset sequence for a channel BEErrorRecEn
1
Enable backend reset sequence for a channel
0
Valid does not have to be low for this channel to be reset BEValidRst
1
Valid must be low for this channel to be reset
0
Valid does not have to be low for this channel to be muted BEValidMute
1
Valid must be low for this channel to be muted
0
Normal BEPolarity
1
Switches PWM+ and PWM and invert audio signal
0
Do not remap output to comply with 5182 interface
1
Remap output to comply with 5182 interface
0
Do not go to low low in mute BELowMute
1
Go to low-low in Mute
0
Do not remap Hi-Z state to low-low state BE5111BsMute
1
Remap Hi-Z state to low-low state
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