serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setUint32(0, customMode, Endian.little);
data_.setUint32(4, properties, Endian.little);
data_.setUint8(8, numberModes);
data_.setUint8(9, modeIndex);
data_.setUint8(10, standardMode);
MavlinkMessage.setInt8List(data_, 11, modeName);
return data_;
}