LM3S1608 Datasheet, PDF (510/632 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

Inter-Integrated Circuit (I²C) Interface
14.3.4
Loopback Operation
The I²C modules can be placed into an internal loopback mode for diagnostic or debug work. This
is accomplished by setting the LPBK bit in the I²C Master Configuration (I2CMCR) register. In
loopback mode, the SDA and SCL signals from the master and slave modules are tied together.
14.3.5
14.3.5.1
Command Sequence Flow Charts
This section details the steps required to perform the various I²C transfer types in both master and
slave mode.
I²C Master Command Sequences
The figures that follow show the command sequences available for the I²C master.
510
June 19, 2012
Texas Instruments-Production Data