循迹实验，运用自行研制的光电传感器模块组成循迹系统-Tracking experiments, the use of self-developed optical sensor module tracking system

PX4FLOW光流传感器的源码，包含stm32f4系列处理器、声纳模块、摄像头模块、串口模块等源码。-PX4FLOW optical flow sensor of source, including stm32f4 series processors, sonar module, camera module, serial module and other source.

px4flow光流传感器固件，可以直接利用pixhawk飞控实现室内自主飞行。-Px4flow optical flow sensor firmware, pixhawk can be directly used to achieve autonomous flight flight control room.