serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setFloat32(0, airspeed, Endian.little);
data_.setFloat32(4, rawPress, Endian.little);
data_.setInt16(8, temperature, Endian.little);
data_.setUint8(10, id);
data_.setUint8(11, flags);
return data_;
}