M24128-BW STMICROELECTRONICS [STMicroelectronics], M24128-BW Datasheet - Page 11

• Manufacturer Part Number: M24128-BW
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M24128-BW M24128-BR M24128-BF M24128-DF
4
Device operation
The device supports the I
data on to the bus is defined to be a transmitter, and any device that reads the data to be a
receiver. The device that controls the data transfer is known as the bus master, and the
other as the slave device. A data transfer can only be initiated by the bus master, which will
also provide the serial clock for synchronization. The device is always a slave in all
communications.
Figure 6.
SCL
SDA
SCL
SDA
SCL
SDA
Condition
START
I
2
C bus protocol
MSB
Condition
START
1
MSB
1
2
C protocol. This is summarized in
2
Doc ID 16892 Rev 21
2
Input
SDA
3
3
Change
SDA
7
7
Figure
8
8
6. Any device that sends
ACK
9
Condition
Device operation
ACK
STOP
9
Condition
STOP
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