TCS3404, TCS3414

DIGITAL COLOR SENSORS

TAOS137A − APRIL 2011

12

r

r

Copyright

E 2011, TAOS Inc.

The LUMENOLOGY

r Company

www.taosinc.com

Wr

7

Data Byte Low

Slave Address

S

1

AA

A

8

11

1

8

Command Code

1

P

Data Byte High

A

81

1

Figure 18. SMBus Write Word Protocol

Wr

7

Data Byte Low

Slave Address

S

1

A

A

8

11

1

Command Code

1

P

Data Byte High

A

8

11

Rd

Slave Address

S

A

A

...

7

1

81

1

1

Figure 19. SMBus Read Word Protocol

Wr

8

Data Byte 1

Slave Address

S

1

A

A

8

11

1

Command Code

P

Data Byte N

A

8

11

Byte Count = N

A

A

...

7

81

1

Data Byte 2

A

81

...

Stop condition. See the Command Register on page 13 for additional information regarding the Block Read/Write protocol.

Wr

7

Byte Count = N

Slave Address

S

1

A

A

8

11

1

Command Code

P

Data Byte N

A

8

11

Slave Address

A

A

...

7

81

1

Data Byte 2

A

81

...

Data Byte 1

A

81

1

Sr

1

Rd

1

a Stop Condition. See the Command Register on page 13 for additional information regarding the Block Read/Write protocol.