Hi,

Thanks for the reply.  I get this when I run the command:

    USB 3.0 Bus:

      Host Controller Driver: AppleUSBXHCILPTH
      PCI Device ID: 0x8c31
      PCI Revision ID: 0x0005
      PCI Vendor ID: 0x8086

        Apple Internal Keyboard / Trackpad:

          Product ID: 0x0274
          Vendor ID: 0x05ac  (Apple Inc.)
          Version: 6.24
          Serial Number: D3H5426CRX1FTV4AQ3PS
          Speed: Up to 12 Mb/sec
          Manufacturer: Apple Inc.
          Location ID: 0x14400000 / 3
          Current Available (mA): 1000
          Current Required (mA): 500
          Extra Operating Current (mA): 0
          Built-In: Yes

        Bluetooth USB Host Controller:

          Product ID: 0x8290
          Vendor ID: 0x05ac  (Apple Inc.)
          Version: 1.19
          Speed: Up to 12 Mb/sec
          Manufacturer: Broadcom Corp.
          Location ID: 0x14300000 / 5
          Current Available (mA): 1000
          Current Required (mA): 0
          Extra Operating Current (mA): 0
          Built-In: Yes

I also downloaded and installed the FTDI drivers and it made no difference.  I got the same result