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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/nWSTART Target Slave Address
ACK/
NAK
Data Byte
STOP
No START or STOP Condition
START Condition
STOP Condition