qmk_firmware/lib/usbhost/USB_Host_Shield_2.0/examples
..
Bluetooth
HID
PS3USB
PS4USB
PSBuzz
USB_desc
Xbox
acm/acm_terminal
adk
board_qc
cdc_XR21B1411/XR_terminal
ftdi/USBFTDILoopback
hub_demo
max_LCD
pl2303
testusbhostFAT