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STA382BW bảng dữ liệu(PDF) 138 Page - STMicroelectronics

tên linh kiện STA382BW
Giải thích chi tiết về linh kiện  Sound Terminal® 2.1-channel high-efficiency digital audio system
PDF  172 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STA382BW bảng dữ liệu(HTML) 138 Page - STMicroelectronics

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Register description: Sound Terminal compatibility
STA382BW
138/172
Doc ID 022783 Rev 1
Reading a coefficient from RAM
1.
Write 6 bits of the address to I2C register 0x16.
2.
Write 1 to the R1 bit in I2C address 0x26.
3.
Read the top 8 bits of the coefficient in I2C address 0x17.
4.
Read the middle 8 bits of the coefficient in I2C address 0x18.
5.
Read the bottom 8 bits of the coefficient in I2C address 0x19.
Reading a set of coefficients from RAM
1.
Write 6 bits of the address to I2C register 0x16.
2.
Write 1 to the RA bit in I2C address 0x26.
3.
Read the top 8 bits of the coefficient in I2C address 0x17.
4.
Read the middle 8 bits of the coefficient in I2C address 0x18.
5.
Read the bottom 8 bits of the coefficient in I2C address 0x19.
6.
Read the top 8 bits of coefficient b2 in I2C address 0x1A.
7.
Read the middle 8 bits of coefficient b2 in I2C address 0x1B.
8.
Read the bottom 8 bits of coefficient b2 in I2C address 0x1C.
9.
Read the top 8 bits of coefficient a1 in I2C address 0x1D.
10. Read the middle 8 bits of coefficient a1 in I2C address 0x1E.
11. Read the bottom 8 bits of coefficient a1 in I2C address 0x1F.
12. Read the top 8 bits of coefficient a2 in I2C address 0x20.
13. Read the middle 8 bits of coefficient a2 in I2C address 0x21.
14. Read the bottom 8 bits of coefficient a2 in I2C address 0x22.
15. Read the top 8 bits of coefficient b0 in I2C address 0x23.
16. Read the middle 8 bits of coefficient b0 in I2C address 0x24.
17. Read the bottom 8 bits of coefficient b0 in I2C address 0x25.
Writing a single coefficient to RAM
1.
Write 6 bits of the address to I2C register 0x16.
2.
Write the top 8 bits of the coefficient in I2C address 0x17.
3.
Write the middle 8 bits of the coefficient in I2C address 0x18.
4.
Write the bottom 8 bits of the coefficient in I2C address 0x19.
5.
Write 1 to the W1 bit in I2C address 0x26.



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