serialize method
Implementation
@override
ByteData serialize() {
var data_ = ByteData(mavlinkEncodedLength);
data_.setFloat32(0, horizontalSpeedLimit, Endian.little);
data_.setFloat32(4, verticalSpeedLimit, Endian.little);
data_.setFloat32(8, yawRateLimit, Endian.little);
return data_;
}