控制USB设备的电源 Posted on 2016-06-07 Edited on 2024-09-09 In power 上电eg: 1echo "1-4.4.4" > /sys/bus/usb/drivers/usb/bind 下电eg: 1echo "1-4.4.4" > /sys/bus/usb/drivers/usb/unbind 参考&鸣谢 Controlling a USB power supply(on/off) with linux