Digi XBee3 XB3M1

Serial communication I2C
Digi XBee3 Cellular LTE-M/NB-IoT Global Smart Modem User Guide
136
If both ports are disabled on reset, the device uses the UART in spite of the wrong configuration so
that at least one serial port is operational.
I
2
C
For I
2
C see the Class I2C: two-wire serial protocol section in the MicroPython Programming Guide for
details.