tici: reduce AT commands on startup

system/hardware/tici/hardware.py

@@ -487,6 +487,8 @@ class Tici(HardwareBase):
         'AT$QCNETDEVCTL=3,1',
       ]
     else:
+      # this modem gets upset with too many AT commands
+      if sim_id is None or len(sim_id) == 0:
         cmds += [
           # SIM sleep disable
           'AT$QCSIMSLEEP=0',
@@ -593,3 +595,4 @@ if __name__ == "__main__":
   t.configure_modem()
   t.initialize_hardware()
   t.set_power_save(False)
+  print(t.get_sim_info())