memcpy (transfer_buffer, data, current_length);
result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), USB_REQUEST_ION_WRITE_RAM,
0x40, addr, extAddr, transfer_buffer, current_length, 300);
memcpy (transfer_buffer, data, current_length);
result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), USB_REQUEST_ION_WRITE_RAM,
0x40, addr, extAddr, transfer_buffer, current_length, 300);