Data Sheet

TCS3404, TCS3414
DIGITAL COLOR SENSORS
TAOS137A − APRIL 2011
11
The LUMENOLOGY r Company
r
r
Copyright E 2011, TAOS Inc.
www.taosinc.com
Wr
7
Data ByteSlave AddressS
1
APA
811 11
XX
A Acknowledge (this bit position may be 0 for an ACK or 1 for a NACK)
P Stop Condition
Rd Read (bit value of 1)
S Start Condition
Sr Repeated Start Condition
Wr Write (bit value of 0)
X Shown under a field indicates that that field is required to have a value of X
... Continuation of protocol
Master-to-Slave
Slave-to-Master
Figure 13. SMBus and I
2
C Packet Protocol Element Key
Wr
7
Data ByteSlave AddressS
1
APA
811 11
Figure 14. SMBus Send Byte Protocol
Rd
7
Data ByteSlave AddressS
1
APA
811 11
1
Figure 15. SMBus Receive Byte Protocol
Wr
7
Data ByteSlave AddressS
1
AAA
811 1 8
Command Code
1
P
1
Figure 16. SMBus Write Byte Protocol
Wr
7
Data Byte LowSlave AddressS
1
A A
811 1
Command Code
1
P
811
RdSlave AddressS A A
7 1
1
1
Figure 17. SMBus Read Byte Protocol