2018-01-15, 11:01 PM
GY87 (MPU6050) can be changed from 0x68 to 0x69 when disonnecting AD0 from GND and connecting to 3.3 V.
link http://forum.arduino.cc/index.php?topic=387149.0
link http://forum.arduino.cc/index.php?topic=387149.0