I2C with 1.8V levels without level shifters?
The I²C bus pullups and VLOCGIC on the MPU chip must be connected to the 1.8 Volt rail:






simulate this circuit &ndash; Schematic created using CircuitLab

The MPU-6050 still needs 3.3 Volts on its VDD pin. Note that this will only work if your MPU-6050 module has not connected VLOGIC to VDD in any way on the PCB.