The subject tiltrotor aircraft has three modes of operation: airplane mode, helicopter mode, and transition mode. Also provided are the seeds of soybean variety XBP32004, cells from soybean variety XBP32004, plants of soybean XBP32004, and plant parts of soybean variety XBP32004. The threshold decision circuit outputs are coupled to an output decision circuit, which is configured to output a signal representative of a binary state of the optical signal. A main controller enters either the power saving mode or a standby mode based on the determination of the USB controller. %, based upon the total composition weight, of conventional additives.