參數(shù)資料
型號: TAS3002
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP48
封裝: QFP-48
文件頁數(shù): 15/54頁
文件大?。?/td> 266K
代理商: TAS3002
44
4.8
Analog Control Register (40h)
The analog control register (ACR) allows control of de-emphasis, selection of the analog input channel to the ADC,
and analog power down.
An I2C master is required to write the appropriate command into the ACR. The ACR subaddress is 40h.
Bit
7
6
5
4
3
2
1
0
Type
R/W
Default
0
Table 41. Analog Control Register Description
BIT
FIELD NAME
TYPE
DESCRIPTION
7
Reserved
R/W
Reset to 0
6
Reserved
R/W
Reset to 0
54
Reserved
R/W
Reserved. Bits 5 and 4 return 0s when read.
32
DM(10)
R/W
De-emphasis control
00 = De-emphasis off (initial condition after reset)
01 = 48 kHz sample rate de-emphasis selected
10 = 44.1 kHz sample rate de-emphasis selected
11 = Reserved
1
INP
R/W
Analog input select
0 = LINA and RINA selected (initial condition after reset)
1 = LINB and RINB selected
0
APD
R/W
Analog power down
0 = Normal operation (initial condition after reset)
1 = Power down
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