參數(shù)資料
型號(hào): TAS5026
廠商: Texas Instruments, Inc.
英文描述: Digital Audio PWM Processor
中文描述: 數(shù)字音頻 PWM 處理器
文件頁(yè)數(shù): 30/48頁(yè)
文件大?。?/td> 689K
代理商: TAS5026
Serial Control Interface Register Definitions
25
SLES041B
November 2002
TAS5026
3.1
General Status Register (x00)
Table 3
2. General Status Register (Read Only)
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
-
-
-
-
-
-
-
No volume update is in progress.
1
-
-
-
-
-
-
-
Volume update is in progress.
-
0
-
-
-
-
-
-
Always 0
-
-
1
0
0
1
1
-
Device identification code
-
-
-
-
-
-
-
0
Any valid signal is inactive (see status register (X03)) (see Note 1).
-
-
-
-
-
-
-
1
No internal errors (all valid signals are high)
NOTE 1: This bit is reset automatically when all of the valid signals are active.
3.2
Error Status Register (x01)
Table 3
3. Error Status Register
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
1
-
-
-
-
-
-
-
FS error has occurred
-
1
-
-
-
-
-
-
Control pin change has occurred
-
-
-
1
-
-
-
-
LRCLK error
-
-
-
-
1
-
-
-
MCLK_IN count error
-
-
-
-
-
1
-
-
DCLK phase error with respect to MCLK_IN
-
-
-
-
-
-
1
-
MCLK_IN phase error with respect to DCLK
-
-
-
-
-
-
-
1
PWM timing error
0
0
0
0
0
0
0
0
No errors
no control pins changed
NOTE 2: Write 00 hex to clear error indications in Error Status Register.
3.3
System Control Register 0 (x02)
Table 3
4. System Control Register 0
D7
D6
D5
D4
D3
D2
D1
D0
FUNCTION
0
0
-
-
-
-
-
-
Normal mode (in slave mode
quad speed detected if MCLK_IN = 128 Fs)
0
1
-
-
-
-
-
-
Double speed
1
0
-
-
-
-
-
-
Quad speed
1
1
-
-
-
-
-
-
Illegal
-
-
0
-
-
-
-
-
Use de-emphasis pin controls
-
-
1
-
-
-
-
-
Use de-emphasis I2C controls
-
-
-
0
0
-
-
-
No de-emphasis
-
-
-
0
1
-
-
-
De-emphasis for Fs = 32 kHz
-
-
-
1
0
-
-
-
De-emphasis for Fs = 44.1 kHz
-
-
-
1
1
-
-
-
De-emphasis for Fs = 48 kHz
-
-
-
-
-
0
0
0
16 bit, MSB first; right justified
-
-
-
-
-
0
0
1
20 bit, MSB first; right justified
-
-
-
-
-
0
1
0
24 bit, MSB first; right justified
-
-
-
-
-
0
1
1
16-bit IIS
-
-
-
-
-
1
0
0
20-bit IIS
-
-
-
-
-
1
0
1
24-bit IIS
-
-
-
-
-
1
1
0
16-bit MSB first
-
-
-
-
-
1
1
1
16-bit DSP Frame
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