17.2.8 Operation in Sleep Modes

The I2C module can operate in all sleep modes by setting the run_in_standby Boolean in the i2c_master_config or i2c_slave_config struct. The operation in slave and master mode is shown in Table 17-1.

Table 17-1.  I2C Standby Operations

Run in standby

Slave

Master

false

Disabled, all reception is dropped

GCLK disabled when master is idle

true

Wake on address match when enabled

GCLK enabled while in sleep modes