Finaly a did it!!...you have to mount /system read and write and copy three files to /system/xbin (hidd, hcitool and hciconfig) from code.google.com/p/androidobex/downloads/list change permission to 777. Enable bluetooht on Android and pair with the device (Paired but not connected) - to do this you have to enter de pin number on the phone (0000) and then enter the same number on the keyboard and then press enter. After this you have to open the terminal and issue the commands:
hcitool scan
(to find the address of the keyboard)
Scanning ...
DC:2C:26:B3:C6:46 Bluetooth Mini Keyboard
hidd --connect DC:2C:26:B3:C6:46
the bluetooh keyboard will stop blinking....tadaaaa!!
