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參數(shù)資料
| 型號： | TDA7431S |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDIP42 |
| 封裝： | 0.600 INCH, SDIP-42 |
| 文件頁數(shù)： | 2/23頁 |
| 文件大?。?/td> | 229K |
| 代理商： | TDA7431S |
TDA7430 - TDA7431
10/23
Figure 8. Data validity on the I2C bus
Figure 9. Timing Diagram of I2C bus
Figure 10. Acknowledge on the I2C bus
4
SOFTWARE SPECIFICATION
4.1 Interface Protocol
The interface protocol comprises:
■
A start condition (S)
■
A chip address byte, containing the TDA7430/TDA7431 address
■
A subaddress bytes
■
A sequence of data (N byte + achnowledge)
■
A stop condition (P)
Figure 11.
SDA
SCL
DATA LINE
STABLE, DATA
VALID
CHANGE
DATA
ALLOWED
D99AU1031
SCL
SDA
START
I2CBUS
STOP
D99AU1032
SCL
1
MSB
23789
SDA
START
ACKNOWLEDGMENT
FROM RECEIVER
D99AU1033
S
1
0
A
0
ACK
DATA
ACK
P
MSB
LSB
MSB
LSB
MSB
LSB
CHIP ADDRESS
D95AU226A
B
DATA
SUBADDRESS
DATA 1 to DATA n
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