Figure 8-3. Read Write Protection Register

SCL

SDA

Start

by

Host

Device Address Byte

Word Address Byte

MSb

MSb

1

2

3

4

5

6

7

8

9

1

2

3

4

5

6

7

8

9

1

0

1

1

#

#

#

0

0

Dummy Write

Start

by

Host

Device Address Byte

WPR Contents

Stop

by

Host

MSb

MSb

1

2

3

4

5

6

7

8

9

1

2

3

4

5

6

7

8

9

1

0

1

1

#

#

#

1

0

0

0

0

0 D3 D2 D1 D0 1

1

1

X

X

X

X

X

X

0

ACK

from

Client

ACK

from

Client

ACK

from

Client

NACK

from

Host

Note:  # indicates the hardware address value which is managed by the ordering code of the device (see Table 6-2).

AT24CSW01X/AT24CSW02X

Write Protection

and its subsidiaries

Datasheet

DS20006396B-page 24