LM3S2016 Datasheet, PDF (348/468 Pages) List of Unclassifed Manufacturers – Microcontroller

Inter-Integrated Circuit (I²C) Interface
14.2.5
Command Sequence Flow Charts
This section details the steps required to perform the various I²C transfer types in both master and
slave mode.
14.2.5.1 I²C Master Command Sequences
The figures that follow show the command sequences available for the I²C master.
Figure 14-7. Master Single SEND
Idle
Write Slave
Address to
I2CMSA
Write data to
I2CMDR
Sequence
may be
omitted in a
Single Master
system
Read I2CMCS
NO _{BUSBSY bit=0?}
YES
Write ---0-111 to
I2CMCS
Read I2CMCS
NO _{BUSY bit=0?}
YES
Error Service
NO _{ERROR bit=0?}
YES
Idle
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November 30, 2007
Preliminary