9-6
Intel® PXA255 Processor Developer’s Manual
I
2
C Bus Interface Unit
Figure 9-3. START and STOP Conditions
Data byte
ACK/
NAK
ACK/
NAK
R/nW
START
Target Slave Address
ACK/
NAK
Data Byte
STOP
No START or STOP Condition
START Condition
STOP Condition
