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cc2540 USB dongle doesn't work anympre

Other Parts Discussed in Thread: CC2540

hi ti. 

i have CC2540 USB dongle (MINIDK) 

i want edit usb dongle source. so try to fusing usb dongle by cc debugger.

source is SimpleBLEPeripheral & SimpleBLECentral & KeyFob & HIDAdvRemoteDongle 

there are 4 project is compile is done and fusing is done.

but b-tool is doesn't anymore and comport is doesn't work too. 

what was wrong?