M24512-W datasheet(11/37 Pages) STMICROELECTRONICS

Part #	M24512-W

Description	Random and sequential read modes

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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M24512-x, M24256-Bx

Signal description

11/37

Figure 7.

I2C bus protocol

Table 3.

Device select code

Device type identifier(1)

1.

The most significant bit, b7, is sent first.

Chip Enable address(2)

2.

E0, E1 and E2 are compared against the respective external pins on the memory device.

RW

b7

b6

b5

b4

b3

b2

b1

b0

Device select code

1010

E2

E1

E0

RW

Table 4.

Most significant address byte

b15

b14

b13

b12

b11

b10

b9

b8

Table 5.

Least significant address byte

b7

b6

b5

b4

b3

b2

b1

b0

SCL

SDA

SCL

SDA

Start

condition

SDA

Input

SDA

Change

AI00792c

Stop

condition

1

23

7

89

MSB

ACK

Start

condition

SCL

1

23

7

89

MSB

ACK

Stop

condition

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