Adds a script for resetting the lte gps.

reset_modem_gps.py

+#!/usr/bin/env python3
+from argparse import ArgumentParser
+
+import serial
+from time import sleep
+
+if __name__ == "__main__":
+    parser = ArgumentParser()
+    parser.add_argument("-s", "--serial", required=True, help="Serial Interface")
+    args = parser.parse_args()
+
+    command_order = [
+        b'AT!CUSTOM="GPSENABLE",1',
+        b'AT!CUSTOM="GPSSEL",0',
+        b'AT!CUSTOM="GPSLPM",0',
+        b'AT!GPSNMEACONFIG=1,1',
+        b'AT+WANT=1',
+        b'AT!GPSNMEASENTENCE=FF'
+    ]
+
+    ser = serial.Serial(
+        port=args.serial,
+        baudrate=115200,
+    )
+
+    while ser.is_open:
+        for cmd in command_order:
+            ser.write(cmd)
+            sleep(0.5)
+            print("{}\t->\t{}".format(cmd, ser.read(ser.inWaiting()).decode("utf-8")))