Datasheet
ack from slave
wstart msb Chip Address lsb msb Register Add lsb msb DATA lsb stop
ack from slave ack from slave
SCL
start id = TBDh w ack addr = K¶00 $GGUHVVK¶00 dataack ack stop
SDA
rs msb Chip Address lsb r
repeated start data from slave ack from master
rid = 36hack rs
I
2
C Compatible Interface
www.ti.com
When a READ function is to be accomplished, a WRITE function must precede the READ function, as
shown in the Read Cycle waveform.
Figure 7. I
2
C Read Cycle
6
SNVA343A–April 2008–Revised April 2013
AN-1840 USB I
2
C Interface Board Reference Manual
Submit Documentation Feedback
Copyright © 2008–2013, Texas Instruments Incorporated