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STA382BW Datasheet(PDF) 82 Page - STMicroelectronics

Part # STA382BW
Description  Sound Terminal® 2.1-channel high-efficiency digital audio system
PDF  172 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA382BW Datasheet(HTML) 82 Page - STMicroelectronics

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Register description: New Map
STA382BW
82/172
Doc ID 022783 Rev 1
Reading a coefficient from RAM
1.
Write 6 bits of the address to I2C register 0x27.
2.
Write 1 to the R1 bit in I2C address 0x37.
3.
Read the top 8 bits of the coefficient in I2C address 0x28.
4.
Read the middle 8 bits of the coefficient in I2C address 0x29.
5.
Read the bottom 8 bits of the coefficient in I2C address 0x2A.
Reading a set of coefficients from RAM
1.
Write 6 bits of the address to I2C register 0x27.
2.
Write 1 to the RA bit in I2C address 0x37.
3.
Read the top 8 bits of the coefficient in I2C address 0x28.
4.
Read the middle 8 bits of the coefficient in I2C address 0x29.
5.
Read the bottom 8 bits of the coefficient in I2C address 0x2A.
6.
Read the top 8 bits of coefficient b2 in I2C address 0x2B.
7.
Read the middle 8 bits of coefficient b2 in I2C address 0x2C.
8.
Read the bottom 8 bits of coefficient b2 in I2C address 0x2D.
9.
Read the top 8 bits of coefficient a1 in I2C address 0x2E.
10. Read the middle 8 bits of coefficient a1 in I2C address 0x2F.
11. Read the bottom 8 bits of coefficient a1 in I2C address 0x30.
12. Read the top 8 bits of coefficient a2 in I2C address 0x31.
13. Read the middle 8 bits of coefficient a2 in I2C address 0x32.
14. Read the bottom 8 bits of coefficient a2 in I2C address 0x33.
15. Read the top 8 bits of coefficient b0 in I2C address 0x34.
16. Read the middle 8 bits of coefficient b0 in I2C address 0x35.
17. Read the bottom 8 bits of coefficient b0 in I2C address 0x36.
Writing a single coefficient to RAM
1.
Write 6 bits of the address to I2C register 0x27.
2.
Write the top 8 bits of the coefficient in I2C address 0x28.
3.
Write the middle 8 bits of the coefficient in I2C address 0x29.
4.
Write the bottom 8 bits of the coefficient in I2C address 0x2A.
5.
Write 1 to the W1 bit in I2C address 0x37.



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