这个芯片确实很有意思，可以在MCU上面实现浮空手势识别，也看到了很多人做了基于这个芯片的项目

Flick

https://github.com/PiSupply/Flick

microchip芯片

GestIC

https://github.com/open-electronics/GestIC

skywriter

https://github.com/systronix/Skywriter

hover

https://github.com/jspark311/hover_arduino

seeed

http://wiki.seeedstudio.com/3D-Gesture-Tracking-Shield-for-Raspberry-Pi-MGC3130/