M24C32-DF_12 STMICROELECTRONICS [STMicroelectronics], M24C32-DF_12 Datasheet - Page 11

• Manufacturer Part Number: M24C32-DF_12
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M24C32-W M24C32-R M24C32-F M24C32-X M24C32-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 5.
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 4578 Rev 21
2
Input
SDA
3
3
Change
SDA
7
7
Figure
8
8
5. Any device that sends
ACK
9
Condition
Device operation
ACK
STOP
9
Condition
STOP
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