參數(shù)資料
型號(hào): WM8756EFT
廠商: Wolfson Microelectronics
英文描述: 192KHZ SIX CHANNEL SACD COMPATIBLE AUDIO DAC
中文描述: 192kHz的六聲道SACD的兼容的音頻數(shù)模轉(zhuǎn)換器
文件頁數(shù): 27/39頁
文件大?。?/td> 330K
代理商: WM8756EFT
WM8756
Advance Information
AI Rev 1.3 October 2001
27
SOFTWARE CONTROL INTERFACE
The software control interface uses a 3-wire serial control interface. Selection of interface format is
achieved by setting the state of the MODE pin.
MODE
0
1
INTERFACE FORMAT
Software Control Mode
Hardware Control Mode
Table 21 Control Interface Mode Selection
3-WIRE (SPI COMPATIBLE) SERIAL CONTROL MODE
The WM8756 can be controlled using a 3-wire serial interface. MD/DM is used for the program data,
MC/IWL is used to clock in the program data and ML/I2S is use to latch in the program data. The 3-wire
interface protocol is shown in Figure 15.
ML/I2S
MC/IWL
MD/DM
D6
D7
D8
A0
A1
A2
A3
A4
D1
D2
D3
D4
D5
D0
A5
A6
Figure 15 3-wire Serial Interface
Notes:
1.
A[6:0] are Control Address Bits
2.
D[8:0] are Control Data Bits
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