# OSC MESSAGES ESP-IMU receives messages on UDP **input port** (default 9000) The last IP that sent a message will receive all messages from ESP-IMU on **target port** Default **target IP** can be changed through webserver **input port** and **target port** can be changed through webserver ## to ESP-IMU - **/calibration** : triggers a gyro calibration process, useful if the sensor drifts. Turn the sensor all the way around during 15 seconds ## from ESP-IMU - **/button/[A, B, C]** : message is sent on A/B/C button state change 1 when pressed, 0 when released - **/**