def get_hardware_revision(self): c = self.get_characteristic_by_uuid([0x27, 0x2a]) if c: return bytearray2str(c.read())
def get_manufacturer_name(self): c = self.get_characteristic_by_uuid([0x29, 0x2a]) if c: return bytearray2str(c.read())
def get_serial_number(self): c = self.get_characteristic_by_uuid([0x25, 0x2a]) if c: return bytearray2str(c.read())
def get_device_name(self): c = self.get_characteristic_by_uuid([0x00, 0x2a]) return bytearray2str(c.read())