Airspeed ETS (I2C). Driver for the EagleTree Systems Airspeed Sensor v3 connected via an I2C port. This device measures airspeed from 4m/s to 156m/s with about 0,5 m/s resolution Notes: + Connects directly to a flightcontroller board I2C port. + Has I2C signal level conversion build in. + Multiple sensors can be chained together. + Sensor may be in the default or in 3rd-party mode. Per default the sensor is in Eagltreemode, but if you have set your sensor to 3rd-party mode only then must you add the define AIRSPEED_ETS_3RD_PARTY_MODE to your airframe This driver has only been tested with v3 of the sensor hardware, older versions might or might not work. Sensor module wire assignments: - Red wire: 3V-16V - White wire: Ground - Yellow wire: SDA - Brown wire: SCL i2c airspeed