我尝试以root身份运行代码,这无济于事。 我需要对USB设备的原始访问权限,不是HID !
Traceback (most recent call last):
File "hiqos.py", line 20, in <module>
alternate_setting = usb.control.get_interface(device,interface_number)
File "/usr/local/lib/python2.7/site-packages/usb/control.py", line 244, in get_interface
data_or_wLength = 1)[0]
File "/usr/local/lib/python2.7/site-packages/usb/core.py", line 1034, in ctrl_transfer
self._ctx.managed_claim_interface(self, interface_number)
File "/usr/local/lib/python2.7/site-packages/usb/core.py", line 102, in wrapper
return f(self, *args, **kwargs)
File "/usr/local/lib/python2.7/site-packages/usb/core.py", line 167, in managed_claim_interface
self.backend.claim_interface(self.handle, i)
File "/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.py", line 811, in claim_interface
_check(self.lib.libusb_claim_interface(dev_handle.handle, intf))
File "/usr/local/lib/python2.7/site-packages/usb/backend/libusb1.py", line 595, in _check
raise USBError(_strerror(ret), ret, _libusb_errno[ret])
usb.core.USBError: [Errno 13] Access denied (insufficient permissions)
答案 0 :(得分:0)
我有同样的错误。我也试过
sudo kextload -bundle-id com.apple.driver.AppleUSBFTDI
但我的 MacBook 找不到它,虽然它应该适用于 High Sierra。我唯一能做的就是在卸载后从 /dev/disk3 读取输入:
sudo diskutil unmountdisk /dev/disk3
然后
sudo cat /dev/disk3 | hexdump