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參數(shù)資料
| 型號(hào)： | TDA7429T |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 2 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44 |
| 封裝： | 10 X 10 MM, 1.40 MM HEIGTH, TQFP-44 |
| 文件頁(yè)數(shù)： | 2/22頁(yè) |
| 文件大小： | 237K |
| 代理商： | TDA7429T |
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Obsolete
Product(s)
- Obsolete
Product(s)
TDA7429
10/22
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 TDA7429 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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