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...	...	@@ -286,7 +286,6 @@
286	286	* Latitude: 02863D68  ⇒  //if (0x//02863D68//& 0x80000000 = 0 )~://  //value = 02863D68 /1000000 = 42.351976//
287	287	* Longitude: FAC29BAF  ⇒ //if (0x//FAC29BAF// & 0x80000000 = 1 )~://  //value = (0x//FAC29BAF// – 0x 100000000)/1000000 =//-87.9094//57//
288	288
289		-
290	290	(% style="color:red" %)**Important note:**
291	291
292	292	1.  When power is low (<2.84v), GPS won't be able to get location info and GPS feature will be disabled and the location field will be filled with 0x0FFFFFFF, 0x0FFFFFFF.
...	...	@@ -322,7 +322,6 @@
322	322	* 3.40v ~~ 3.69v:  20% ~~ 40%
323	323	* < 3.39v:  0~~20%
324	324
325		-
326	326	==== (% style="color:blue" %)**LON:**(%%) ====
327	327
328	328	Enable/Disable LED activity for uplink
...	...	@@ -360,7 +360,6 @@
360	360	)))|(% style="width:73px" %)[[FLAG>>||anchor="HFLAG:"]]
361	361
362	362
363		-
364	364	=== 2.3.4  Uplink FPORT~=4, History GNSS Positioning ===
365	365
366	366	Set [[PNACKMD=1>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.13AutoSendNone-ACKmessages]], and TrackerD will wait for ACK for every uplink, when there is no LoRaWAN network, TrackerD will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
...	...	@@ -686,9 +686,29 @@
686	686
687	687	* (% style="color:blue" %)**AT Command:**
688	688
689		-(% style="color:#037691" %)**AT+SMOD=xx. **
	686	+(% style="color:#037691" %)**AT+SMOD=aa,bb**
690	690
	688	+(% style="color:#037691" %)** aa:**
691	691
	690	+* (% style="color:#037691" %)**1: GPS ONLY(Factory Settings):    **(%%)only get and uplink GPS location info.
	691	+* (% style="color:#037691" %)**2: BLE ONLY:              **(%%)Only obtain iBeacon info via BLE and uplink. Design for Indoor tracking.
	692	+* (% style="color:#037691" %)**3: GPS/BLE Hybrid:   **(%%)Combination for Indoor and Outdoor tracking.Devices will try to search BLE iBeacon first. If device can't find the iBeacon, it will use GPS for positioning
	693	+
	694	+
	695	+(% style="color:#037691" %)**bb:**
	696	+
	697	+(% style="color:#037691" %)** if aa = 1: **
	698	+
	699	+* (% style="color:#037691" %)**0 :  **(%%)GPS+ BAT+ State+Tem&Hum
	700	+* (% style="color:#037691" %)**1 :**(%%)  GPS +BAT State
	701	+
	702	+
	703	+(% style="color:#037691" %)** if aa = 2: **
	704	+
	705	+* (% style="color:#037691" %)**3 :  **(%%)(iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State
	706	+
	707	+
	708	+
692	692	**Example:**
693	693
694	694	AT+ SMOD =1,0  **~-~-> ** GPS+ BAT+ State+Tem&Hum
...	...	@@ -695,7 +695,7 @@
695	695
696	696	AT+ SMOD =1,1    **~-~->**  GPS +BAT State
697	697
698		- AT+ SMOD =2,3    **~-~->**  (iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State。
	715	+ AT+ SMOD =2,3    **~-~->**  (iBeacon)UUID+ Major + Minor+Power+Rssi+BAT+State
699	699
700	700
701	701	* (% style="color:blue" %)**Downlink Payload (prefix 0xA5):**