Traceback (most recent call last):
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 223, in get_interface_and_endpoint
    return self._ep_info[endpoint_address]
KeyError: 2
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
  File "C:\Users\Administrator\Desktop\ch55x_dumper-master\ch55x_dumper-master\dump.py", line 9, in <module>
    dev.write(0x02, bytearray([0xA7, 0, 0, 0x1F, 0]))
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 940, in write
    intf, ep = self._ctx.setup_request(self, endpoint)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 102, in wrapper
    return f(self, *args, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 215, in setup_request
    intf, ep = self.get_interface_and_endpoint(device, endpoint_address)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 102, in wrapper
    return f(self, *args, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 225, in get_interface_and_endpoint
    for intf in self.get_active_configuration(device):
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 102, in wrapper
    return f(self, *args, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 236, in get_active_configuration
    self.managed_open()
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 102, in wrapper
    return f(self, *args, **kwargs)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\core.py", line 120, in managed_open
    self.handle = self.backend.open_device(self.dev)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\backend\libusb1.py", line 786, in open_device
    return _DeviceHandle(dev)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\backend\libusb1.py", line 643, in __init__
    _check(_lib.libusb_open(self.devid, byref(self.handle)))
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python38\lib\site-packages\usb\backend\libusb1.py", line 593, in _check
    raise NotImplementedError(_strerror(ret))
NotImplementedError: Operation not supported or unimplemented on this platform