SCL
Hale Waihona Puke Baidu
I2C
I2C
I2C
SDA I2C I2C
SCL
I2C
I2C
2
2
I2C
SDA SCL SCL SCL SCL
SCL
1~7
7
8 2 SDA
R\~D,
9
ACK
SCL SDA )
S( ACK=0 ACK=0
SCL 7 ACK P(SCL SDA
)
6 1 SDA 2. SCL ACK=0 SDA SCL 1
3 4 Sr 5 6 SCL