I be working with the board connect to the computer with the adafruit adapter, the usb cable and the x-ctu software , and i thinks i was wrong with the firmware , turn off , turn on , and them the green led dont flash , and everything was dead , i was using a switch to reset the module too , I try the adaptor whith other module and work fine , and the module with other adapter and is dead , can you tellme what´s happend ? , the module is dead ? is a software problem ? , thanks