    Legend :  NC  = Not Connected, unbonded pin
              PE  = Port Enable pin
             WPU  = Unused with Internal Weak Pull Up
             TIE  = Unused I/O floating -- must tie to VCC, GND or other signal
             VCC  = Dedicated Power Pin
             GND  = Dedicated Ground Pin
             TDI  = Test Data In, JTAG pin
             TDO  = Test Data Out, JTAG pin
             TCK  = Test Clock, JTAG pin
             TMS  = Test Mode Select, JTAG pin
      PROHIBITED  = User reserved pin