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January 18, 2011

CPS-10Q

CPS-10Q Datasheet

2010 Integrated Device Technology, Inc. All rights reserved.

Read/Write Figures

Figure 8 Write protocol with 10-bit Slave Address (ADS =1).

I2C writes to memory align on 32-bit word boundaries, thus the 24 address MSBs must be provided while the 2 LSB’s associated with word and byte

pointers are DON’T CARE and are therefore not transmitted.

Figure 9 Read Protocol with 10-bit Slave Address (ADS=1)

54

63

72

27

36

82

45

A

0

0

S

9

R=1 | W=0

Device

Address [9:8]

SLAVE ADDR

A

11

11

0 S A

Device

Address [7:0]

18

Memory

Address [23:18]

Memory

Address [17:10]

Memory

Address [9:2]

DATA

A

A

DATA

DATA

A

DATA

A

A

DATA

DATA

A

DATA

_

A

P

Input Data

[31:24]

Input Data

[23:16]

Input Data

[15:8]

Input Data

[7:0]

A

73

82

92

55

64

A

1

R=1 | W=0

Device

Address [9:8]

11

110 S A

Sr

DATA

A

A

DATA

DATA

A

DATA

_

A

P

Output Data

[31:24]

Output Data

[23:16]

Output Data

[15:8]

Output Data

[7:0]

27

36

45

A

0

0

S

9

R=1 | W=0

Device

Address [9:8]

SLAVE ADDR

A

11

11

0 S A

Device

Address [7:0]

18

Memory

Address [23:18]

Memory

Address [17:10]

Memory

Address [9:2]

DATA

A

A

DATA

DATA

A

_

A