 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
WM8991 Datasheet(PDF) 145 Page - Wolfson Microelectronics plc |
|
|
|||||||||||||||||||||||||||||
WM8991 Datasheet(HTML) 145 Page - Wolfson Microelectronics plc |
|
|
145 / 174 page  Pre-Production WM8991 w PP, May 2008, Rev 3.1 145 REGISTER ADDRESS BIT LABEL DEFAULT DESCRIPTION 13 AIFDAC_TDM 0b DAC TDM Enable 0 = Normal DACDAT operation 1 = TDM enabled on DACDAT 12 AIFDAC_TDM_ CHAN 0b DACDAT TDM Channel Select 0 = DACDAT data input on slot 0 1 = DACDAT data input on slot 1 11:10 DAC_BOOST [1:0] 00b DAC Input Volume Boost 00 = 0dB 01 = +6dB (Input data must not exceed -6dBFS) 10 = +12dB (Input data must not exceed -12dBFS) 11 = +18dB (Input data must not exceed -18dBFS) 9:5 Reserved - Do Not Change 4 DAC_COMP 0b DAC Companding Enable 0 = disabled 1 = enabled 3 DAC_COMPMODE 0b DAC Companding Type 0 = µ-law 1 = A-law 2 ADC_COMP 0b ADC Companding Enable 0 = disabled 1 = enabled 1 ADC_COMPMODE 0b ADC Companding Type 0 = µ-law 1 = A-law 0 LOOPBACK 0b Digital Loopback Function 0 = No loopback 1 = Loopback enabled (ADC data output is directly input to DAC data input). Note: ADC and DAC left/right clocks must be set to the same pin when using LOOPBACK function (ALRCGPIO1=1) 15 TOCLK_RATE 0b Timeout Clock Rate (Selects clock to be used for volume update timeout and GPIO input de-bounce) 0 = SYSCLK / 221 (Slower Response) 1 = SYSCLK / 2 19 (Faster Response) 14 TOCLK_ENA 0b Timeout Clock Enable (This clock is required for volume update timeout and GPIO input de-bounce) 0 = disabled 1 = enabled 13 Reserved - Do Not Change R06 (06h) Clocking (1) 12:9 OPCLKDIV [3:0] 0000b GPIO Output Clock Divider 0000 = SYSCLK 0001 = SYSCLK / 2 0010 = SYSCLK / 3 0011 = SYSCLK / 4 0100 = SYSCLK / 5.5 0101 = SYSCLK / 6 0110 = SYSCLK / 8 0111 = SYSCLK / 12 1000 = SYSCLK / 16 1001 to 1111 = Reserved |
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
