lib/base: Add DTU NB-IoT-Series base support.

Signed-off-by: tinyu <tinyu@m5stack.com>

Author: TinyuZhao

m5stack/libs/base/__init__.py

@@ -6,6 +6,7 @@
     "ATOMCANBase": "atom_can",
     "AtomDTULoRaWANBase": "dtu_lorawan",
     "AtomDTULoRaWANRUI3Base": "dtu_lorawan_rui3",
+    "AtomDTUNBIoT": "dtu_nbiot",
     "ATOMGPSBase": "atom_gps",
     "ATOMSocketBase": "atom_socket",
     "ATOMEchoBase": "echo",

m5stack/libs/base/dtu_lorawan_rui3.py

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: MIT
 
-from rui3 import RUI3
+from driver.rui3 import RUI3
 import sys
 
 if sys.platform != "esp32":

m5stack/libs/base/manifest.py

@@ -11,6 +11,7 @@
         "display.py",
         "dtu_lorawan.py",
         "dtu_lorawan_rui3.py",
+        "dtu_nbiot.py",
         "echo.py",
         "hdriver.py",
         "motion.py",