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1		-XWiki.Bei
	1	+XWiki.Xiaoling

Content

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2		-[[image:image-20220523115324-1.jpeg||height="317" width="317"]]
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3	3
4	4
5		-**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
	5	+(% _mstvisible="1" %)
	6	+(% _msthash="315237" _msttexthash="1697033" _mstvisible="3" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6	6
7	7
8	8
9	9
10		-**Table of Contents：**
	11	+(% _mstvisible="1" %)
	12	+(% _msthash="315238" _msttexthash="18964465" _mstvisible="3" %)**Table of Contents：**
11	11
12	12	{{toc/}}
13	13
...	...	@@ -14,36 +14,55 @@
14	14
15	15
16	16
17		-= 1. Introduction =
	19	+(% _mstvisible="1" %)
	20	+= (% _msthash="277498" _msttexthash="253045" _mstvisible="3" %)1. Introduction(%%) =
18	18
19		-== 1.1 What is LHT65N Temperature & Humidity Sensor ==
	22	+(% _mstvisible="1" %)
	23	+== (% _msthash="1532895" _msttexthash="1426958" _mstvisible="3" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
20	20
	25	+(% _mstvisible="1" %)
21	21	(((
22		-The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% style="color:#4f81bd" %)**Temperature Sensor**(%%)**.**
	27	+(% _msthash="506051" _msttexthash="24333127" _mstvisible="2" %)
	28	+The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a (% _mstvisible="4" style="color:#4f81bd" %)**built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% _mstvisible="4" style="color:#4f81bd" %)**Temperature Sensor**(% _mstvisible="3" %)**.**
23	23	)))
24	24
	31	+(% _mstvisible="1" %)
25	25	(((
	33	+(% _msthash="506052" _msttexthash="66005810" _mstvisible="2" %)
26	26	The LHT65N allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
27	27	)))
28	28
	37	+(% _mstvisible="1" %)
29	29	(((
	39	+(% _msthash="506053" _msttexthash="4298047" _mstvisible="2" %)
30	30	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
31	31	)))
32	32
	43	+(% _mstvisible="1" %)
33	33	(((
	45	+(% _msthash="506054" _msttexthash="6016374" _mstvisible="2" %)
34	34	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
35	35	)))
36	36
	49	+(% _mstvisible="1" %)
37	37	(((
38		-LHT65N supports (% style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
	51	+(% _msthash="506055" _msttexthash="17023136" _mstvisible="2" %)
	52	+LHT65N supports (% _mstvisible="4" style="color:#4f81bd" %)**Datalog Feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
39	39	)))
40	40
	55	+(% _mstvisible="1" %)
41	41	(((
	57	+(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
42	42	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
	59	+
	60	+(% _msthash="506056" _msttexthash="5557097" _mstvisible="2" %)
	61	+
43	43	)))
44	44
45		-== 1.2 Features ==
	64	+(% _mstvisible="1" %)
	65	+== (% _msthash="182559" _msttexthash="163319" _mstvisible="3" %)1.2 Features(%%) ==
46	46
	67	+(% _mstvisible="1" %)
47	47	* Wall mountable
48	48	* LoRaWAN v1.0.3 Class A protocol
49	49	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915
...	...	@@ -56,606 +56,950 @@
56	56	* Tri-color LED to indicate working status
57	57	* Datalog feature
58	58
59		-== 1.3 Specification ==
60	60
	81	+
	82	+(% _mstvisible="1" %)
	83	+== (% _msthash="323570" _msttexthash="297635" _mstvisible="3" %)1.3 Specification(%%) ==
	84	+
	85	+(% _mstvisible="1" %)
61	61	(((
62		-**Built-in Temperature Sensor:**
	87	+(% _mstvisible="2" %)
	88	+
	89	+
	90	+(% _mstvisible="2" %)
	91	+(% _msthash="506057" _msttexthash="671437" _mstvisible="4" %)**Built-in Temperature Sensor:**
63	63	)))
64	64
65		-* (((
	94	+(% _mstvisible="1" %)
	95	+* (% _mstvisible="3" %)
	96	+(((
	97	+(% _msthash="902993" _msttexthash="294424" _mstvisible="4" %)
66	66	Resolution: 0.01 °C
67	67	)))
68		-* (((
	100	+* (% _mstvisible="3" %)
	101	+(((
	102	+(% _msthash="902994" _msttexthash="690664" _mstvisible="4" %)
69	69	Accuracy Tolerance : Typ ±0.3 °C
70	70	)))
71		-* (((
	105	+* (% _mstvisible="3" %)
	106	+(((
	107	+(% _msthash="902995" _msttexthash="504647" _mstvisible="4" %)
72	72	Long Term Drift: < 0.02 °C/yr
73	73	)))
74		-* (((
	110	+* (% _mstvisible="3" %)
	111	+(((
	112	+(% _msthash="902996" _msttexthash="478257" _mstvisible="4" %)
75	75	Operating Range: -40 ~~ 85 °C
76	76	)))
77	77
	116	+(% _mstvisible="1" %)
78	78	(((
79		-**Built-in Humidity Sensor:**
	118	+(% _mstvisible="2" %)
	119	+
	120	+
	121	+(% _mstvisible="2" %)
	122	+(% _msthash="506058" _msttexthash="544453" _mstvisible="4" %)**Built-in Humidity Sensor:**
80	80	)))
81	81
82		-* (((
	125	+(% _mstvisible="1" %)
	126	+* (% _mstvisible="3" %)
	127	+(((
	128	+(% _msthash="902997" _msttexthash="282438" _mstvisible="4" %)
83	83	Resolution: 0.04 %RH
84	84	)))
85		-* (((
	131	+* (% _mstvisible="3" %)
	132	+(((
	133	+(% _msthash="902998" _msttexthash="628771" _mstvisible="4" %)
86	86	Accuracy Tolerance : Typ ±3 %RH
87	87	)))
88		-* (((
	136	+* (% _mstvisible="3" %)
	137	+(((
	138	+(% _msthash="902999" _msttexthash="504647" _mstvisible="4" %)
89	89	Long Term Drift: < 0.02 °C/yr
90	90	)))
91		-* (((
	141	+* (% _mstvisible="3" %)
	142	+(((
	143	+(% _msthash="903000" _msttexthash="421291" _mstvisible="4" %)
92	92	Operating Range: 0 ~~ 96 %RH
93	93	)))
94	94
	147	+(% _mstvisible="1" %)
95	95	(((
96		-**External Temperature Sensor:**
	149	+(% _mstvisible="2" %)
	150	+
	151	+
	152	+(% _mstvisible="2" %)
	153	+(% _msthash="506059" _msttexthash="680537" _mstvisible="4" %)**External Temperature Sensor:**
97	97	)))
98	98
99		-* (((
	156	+(% _mstvisible="1" %)
	157	+* (% _mstvisible="3" %)
	158	+(((
	159	+(% _msthash="903001" _msttexthash="332254" _mstvisible="4" %)
100	100	Resolution: 0.0625 °C
101	101	)))
102		-* (((
	162	+* (% _mstvisible="3" %)
	163	+(((
	164	+(% _msthash="903002" _msttexthash="782600" _mstvisible="4" %)
103	103	±0.5°C accuracy from -10°C to +85°C
104	104	)))
105		-* (((
	167	+* (% _mstvisible="3" %)
	168	+(((
	169	+(% _msthash="903003" _msttexthash="729482" _mstvisible="4" %)
106	106	±2°C accuracy from -55°C to +125°C
107	107	)))
108		-* (((
	172	+* (% _mstvisible="3" %)
	173	+(((
	174	+(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
109	109	Operating Range: -55 °C ~~ 125 °C
	176	+
	177	+
	178	+(% _msthash="903004" _msttexthash="592540" _mstvisible="4" %)
	179	+
110	110	)))
111	111
112		-= 2. Connect LHT65N to IoT Server =
	182	+(% _mstvisible="1" %)
	183	+= (% _msthash="655759" _msttexthash="618618" _mstvisible="3" %)2. Connect LHT65N to IoT Server(%%) =
113	113
114		-== 2.1 How does LHT65N work? ==
	185	+(% _mstvisible="1" %)
	186	+== (% _msthash="462371" _msttexthash="410332" _mstvisible="3" %)2.1 How does LHT65N work?(%%) ==
115	115
	188	+(% _mstvisible="1" %)
116	116	(((
	190	+(% _msthash="506060" _msttexthash="28254538" _mstvisible="2" %)
117	117	LHT65N is configured as LoRaWAN OTAA Class A mode by default. Each LHT65N is shipped with a worldwide unique set of OTAA keys. To use LHT65N in a LoRaWAN network, first, we need to put the OTAA keys in LoRaWAN Network Server and then activate LHT65N.
118	118	)))
119	119
	194	+(% _mstvisible="1" %)
120	120	(((
	196	+(% _msthash="506061" _msttexthash="48200724" _mstvisible="2" %)
121	121	If LHT65N is under the coverage of this LoRaWAN network. LHT65N can join the LoRaWAN network automatically. After successfully joining, LHT65N will start to measure environment temperature and humidity, and start to transmit sensor data to the LoRaWAN server. The default period for each uplink is 20 minutes.
122	122	)))
123	123
124		-== 2.2 How to Activate LHT65N? ==
	200	+(% _mstvisible="1" %)
	201	+== (% _msthash="514384" _msttexthash="458666" _mstvisible="3" %)2.2 How to Activate LHT65N?(%%) ==
125	125
	203	+(% _msthash="315239" _msttexthash="748241" _mstvisible="1" %)
126	126	The LHT65N has two working modes:
127	127
	206	+(% _mstvisible="1" %)
128	128	* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
129	129	* **Working Mode**: In this mode, LHT65N works as LoRaWAN Sensor mode to Join LoRaWAN network and send out the sensor data to the server. Between each sampling/tx/rx periodically, LHT65 will be in STOP mode (IDLE mode), in STOP mode, LHT65N has the same power consumption as Deep Sleep mode.
130	130
	210	+(% _mstvisible="1" %)
131	131	(((
	212	+(% _msthash="506062" _msttexthash="6036823" _mstvisible="2" %)
132	132	The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
133	133	)))
134	134
135		-[[image:image-20220515123819-1.png||height="379" width="317"]]
	216	+(% _mstvisible="1" %)
	217	+[[image:image-20220515123819-1.png||_mstalt="430742" _mstvisible="3" height="379" width="317"]]
136	136
137		-[[image:image-20220525110604-2.png]]
	219	+(% _mstvisible="1" %)
	220	+[[image:image-20220525110604-2.png||_mstalt="427531" _mstvisible="3"]]
138	138
139		-== 2.3 Example to join LoRaWAN network ==
	222	+(% _mstvisible="1" %)
	223	+== (% _msthash="882726" _msttexthash="838526" _mstvisible="3" %)2.3 Example to join LoRaWAN network(%%) ==
140	140
141		-(% class="wikigeneratedid" %)
	225	+(% _msthash="315240" _msttexthash="9205482" _mstvisible="1" class="wikigeneratedid" %)
142	142	This section shows an example of how to join the TTN V3 LoRaWAN IoT server. Use with other LoRaWAN IoT servers is of a similar procedure.
143	143
144		-(% class="wikigeneratedid" %)
145		-[[image:image-20220522232442-1.png||height="387" width="648"]]
	228	+(% _mstvisible="1" class="wikigeneratedid" %)
	229	+[[image:image-20220522232442-1.png||_mstalt="427830" _mstvisible="3" height="387" width="648"]]
146	146
147		-Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
	231	+(% _msthash="315241" _msttexthash="10802155" _mstvisible="1" %)
	232	+Assume the LPS8N is already set to connect to [[TTN V3 network>>url:https://eu1.cloud.thethings.network||_mstvisible="2"]], So it provides network coverage for LHT65N. Next we need to add the LHT65N device in TTN V3:
148	148
149	149
150		-=== 2.3.1 Step 1: Create Device n TTN ===
	235	+(% _mstvisible="1" %)
	236	+=== (% _msthash="670592" _msttexthash="634075" _mstvisible="3" %)2.3.1 Step 1: Create Device n TTN(%%) ===
151	151
	238	+(% _msthash="315242" _msttexthash="1601782" _mstvisible="1" %)
152	152	Create a device in TTN V3 with the OTAA keys from LHT65N.
153	153
	241	+(% _msthash="315243" _msttexthash="3694444" _mstvisible="1" %)
154	154	Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
155	155
156		-[[image:image-20220522232812-2.png||height="219" width="279"]]
	244	+(% _mstvisible="1" %)
	245	+[[image:image-20220522232812-2.png||_mstalt="428467" _mstvisible="3" height="219" width="279"]]
157	157
	247	+(% _msthash="315244" _msttexthash="3659149" _mstvisible="1" %)
158	158	User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
159	159
	250	+(% _msthash="315245" _msttexthash="642889" _mstvisible="1" %)
160	160	Add APP EUI in the application.
161	161
162		-[[image:image-20220522232916-3.png]]
	253	+(% _mstvisible="1" %)
	254	+[[image:image-20220522232916-3.png||_mstalt="430495" _mstvisible="3"]]
163	163
164		-[[image:image-20220522232932-4.png]]
	256	+(% _mstvisible="1" %)
	257	+[[image:image-20220522232932-4.png||_mstalt="430157" _mstvisible="3"]]
165	165
166		-[[image:image-20220522232954-5.png]]
	259	+(% _mstvisible="1" %)
	260	+[[image:image-20220522232954-5.png||_mstalt="431847" _mstvisible="3"]]
167	167
	262	+(% _msthash="315246" _msttexthash="878800" _mstvisible="1" %)
168	168	Note: LHT65N use same payload as LHT65.
169	169
170		-[[image:image-20220522233026-6.png]]
	265	+(% _mstvisible="1" %)
	266	+[[image:image-20220522233026-6.png||_mstalt="429403" _mstvisible="3"]]
171	171
172	172
	269	+(% _msthash="315247" _msttexthash="595543" _mstvisible="1" %)
173	173	Input APP EUI,  APP KEY and DEV EUI:
174	174
175		-[[image:image-20220522233118-7.png]]
	272	+(% _mstvisible="1" %)
	273	+[[image:image-20220522233118-7.png||_mstalt="430430" _mstvisible="3"]]
176	176
177	177
178		-=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	276	+(% _mstvisible="1" %)
	277	+=== (% _msthash="3537456" _msttexthash="3448549" _mstvisible="3" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
179	179
	279	+(% _msthash="315248" _msttexthash="14452321" _mstvisible="1" %)
180	180	Use ACT button to activate LHT65N and it will auto-join to the TTN V3 network. After join success, it will start to upload sensor data to TTN V3 and user can see in the panel.
181	181
182		-[[image:image-20220522233300-8.png||height="219" width="722"]]
	282	+(% _mstvisible="1" %)
	283	+[[image:image-20220522233300-8.png||_mstalt="428389" _mstvisible="3" height="219" width="722"]]
183	183
184	184
185		-== 2.4 Uplink Payload ==
	286	+(% _mstvisible="1" %)
	287	+== (% _msthash="320879" _msttexthash="294970" _mstvisible="3" %)2.4 Uplink Payload(%%) ==
186	186
187		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
	289	+(% _msthash="315249" _msttexthash="7722962" _mstvisible="1" %)
	290	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% _mstvisible="3" style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
188	188
189		-After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
	292	+(% _msthash="315250" _msttexthash="1322711" _mstvisible="1" %)
	293	+After each uplink, the (% _mstvisible="3" style="color:blue" %)**BLUE LED**(%%) will blink once.
190	190
191		-(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
192		-|(% style="width:97px" %)(((
193		-**Size(bytes)**
194		-)))|(% style="width:39px" %)(((
195		-**2**
196		-)))|(% style="width:100px" %)(((
197		-**2**
198		-)))|(% style="width:77px" %)(((
199		-**2**
200		-)))|(% style="width:47px" %)(((
201		-**1**
202		-)))|(% style="width:51px" %)(((
203		-**4**
	295	+(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:426px" %)
	296	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
	297	+(((
	298	+(% _mstvisible="6" %)
	299	+(% _msthash="1817478" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
	300	+)))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
	301	+(((
	302	+(% _mstvisible="6" %)
	303	+(% _msthash="1817479" _msttexthash="4550" _mstvisible="8" %)**2**
	304	+)))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
	305	+(((
	306	+(% _mstvisible="6" %)
	307	+(% _msthash="1817480" _msttexthash="4550" _mstvisible="8" %)**2**
	308	+)))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
	309	+(((
	310	+(% _mstvisible="6" %)
	311	+(% _msthash="1817481" _msttexthash="4550" _mstvisible="8" %)**2**
	312	+)))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
	313	+(((
	314	+(% _mstvisible="6" %)
	315	+(% _msthash="1817482" _msttexthash="4459" _mstvisible="8" %)**1**
	316	+)))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
	317	+(((
	318	+(% _mstvisible="6" %)
	319	+(% _msthash="1817483" _msttexthash="4732" _mstvisible="8" %)**4**
204	204	)))
205		-|(% style="width:97px" %)(((
206		-**Value**
207		-)))|(% style="width:39px" %)(((
208		-[[BAT>>||anchor="H2.4.2BAT-BatteryInfo"]]
209		-)))|(% style="width:100px" %)(((
	321	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:97px" %)(% _mstvisible="5" %)
210	210	(((
211		-[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature"]]
	323	+(% _mstvisible="6" %)
	324	+(% _msthash="1817484" _msttexthash="60203" _mstvisible="8" %)**Value**
	325	+)))|(% _mstvisible="4" style="width:39px" %)(% _mstvisible="5" %)
	326	+(((
	327	+(% _mstvisible="6" %)
	328	+[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594" _mstvisible="7"]]
	329	+)))|(% _mstvisible="4" style="width:100px" %)(% _mstvisible="5" %)
	330	+(((
	331	+(% _mstvisible="6" %)
	332	+(((
	333	+(% _mstvisible="7" %)
	334	+[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769" _mstvisible="8"]]
212	212	)))
213		-)))|(% style="width:77px" %)(((
	336	+)))|(% _mstvisible="4" style="width:77px" %)(% _mstvisible="5" %)
214	214	(((
215		-[[Built-in>>||anchor="H2.4.4Built-inHumidity"]]
	338	+(% _mstvisible="6" %)
	339	+(((
	340	+(% _mstvisible="7" %)
	341	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872" _mstvisible="8"]]
216	216	)))
217	217
	344	+(% _mstvisible="6" %)
218	218	(((
219		-[[Humidity>>||anchor="H2.4.4Built-inHumidity"]]
	346	+(% _mstvisible="7" %)
	347	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429" _mstvisible="8"]]
220	220	)))
221		-)))|(% style="width:47px" %)(((
222		-[[Ext>>||anchor="H2.4.5Ext23"]] #
223		-)))|(% style="width:51px" %)(((
224		-[[Ext value>>||anchor="H2.4.6Extvalue"]]
	349	+)))|(% _mstvisible="4" style="width:47px" %)(% _mstvisible="5" %)
	350	+(((
	351	+(% _mstvisible="6" %)
	352	+[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331" _mstvisible="7"]] #
	353	+)))|(% _mstvisible="4" style="width:51px" %)(% _mstvisible="5" %)
	354	+(((
	355	+(% _mstvisible="6" %)
	356	+[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545" _mstvisible="7"]]
225	225	)))
226	226
	359	+(% _mstvisible="1" %)
227	227	* The First 6 bytes: has fix meanings for every LHT65N.
228	228	* The 7th byte (EXT #): defines the external sensor model.
229		-* The 8^^th^^ ~~ 11^^th^^ byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
	362	+* The 8(% _msthash="734578" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) ~~ 11(% _msthash="734579" _msttexthash="21372" _mstvisible="4" %)^^th^^(%%) byte: the value for external sensor value. The definition is based on external sensor type. (If EXT=0, there won’t be these four bytes.)
230	230
231		-=== 2.4.1 Decoder in TTN V3 ===
	364	+(% _mstvisible="1" %)
	365	+=== (% _msthash="360269" _msttexthash="333762" _mstvisible="3" %)2.4.1 Decoder in TTN V3(%%) ===
232	232
	367	+(% _msthash="315251" _msttexthash="9786491" _mstvisible="1" %)
233	233	When the uplink payload arrives TTNv3, it shows HEX format and not friendly to read. We can add LHT65N decoder in TTNv3 for friendly reading.
234	234
	370	+(% _msthash="315252" _msttexthash="3928483" _mstvisible="1" %)
235	235	Below is the position to put the decoder and LHT65N decoder can be download from here:
236	236
237		-[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
	373	+(% _mstvisible="1" %)
	374	+[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064" _mstvisible="2"]]
238	238
239		-[[image:image-20220522234118-10.png||height="353" width="729"]]
	376	+(% _mstvisible="1" %)
	377	+[[image:image-20220522234118-10.png||_mstalt="451464" _mstvisible="3" height="353" width="729"]]
240	240
241		-=== 2.4.2 BAT-Battery Info ===
	379	+(% _mstvisible="1" %)
	380	+=== (% _msthash="411411" _msttexthash="383656" _mstvisible="3" %)2.4.2 BAT-Battery Info(%%) ===
242	242
	382	+(% _msthash="315254" _msttexthash="3122912" _mstvisible="1" %)
243	243	These two bytes of BAT include the battery state and the actually voltage
244	244
245		-[[image:image-20220523152839-18.png]]
	385	+(% _mstvisible="1" %)
	386	+[[image:image-20220523152839-18.png||_mstalt="457613" _mstvisible="3"]]
246	246
247		-[[image:image-20220522235639-1.png||height="139" width="727"]]
	388	+(% _mstvisible="1" %)
	389	+[[image:image-20220522235639-1.png||_mstalt="431392" _mstvisible="3" height="139" width="727"]]
248	248
	391	+(% _msthash="315255" _msttexthash="871611" _mstvisible="1" %)
249	249	Check the battery voltage for LHT65N.
250	250
	394	+(% _mstvisible="1" %)
251	251	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
252	252	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
253	253
254		-=== 2.4.3 Built-in Temperature ===
	398	+(% _mstvisible="1" %)
	399	+=== (% _msthash="600769" _msttexthash="565838" _mstvisible="3" %)2.4.3 Built-in Temperature(%%) ===
255	255
256		-[[image:image-20220522235639-2.png||height="138" width="722"]]
	401	+(% _mstvisible="1" %)
	402	+[[image:image-20220522235639-2.png||_mstalt="431756" _mstvisible="3" height="138" width="722"]]
257	257
	404	+(% _mstvisible="1" %)
258	258	* Temperature:  0x0ABB/100=27.47℃
259	259
260		-[[image:image-20220522235639-3.png]]
	407	+(% _mstvisible="1" %)
	408	+[[image:image-20220522235639-3.png||_mstalt="432120" _mstvisible="3"]]
261	261
	410	+(% _mstvisible="1" %)
262	262	* Temperature:  (0xF5C6-65536)/100=-26.18℃
263	263
264		-=== 2.4.4 Built-in Humidity ===
	413	+(% _mstvisible="1" %)
	414	+=== (% _msthash="475891" _msttexthash="445120" _mstvisible="3" %)2.4.4 Built-in Humidity(%%) ===
265	265
266		-[[image:image-20220522235639-4.png||height="138" width="722"]]
	416	+(% _mstvisible="1" %)
	417	+[[image:image-20220522235639-4.png||_mstalt="432484" _mstvisible="3" height="138" width="722"]]
267	267
	419	+(% _mstvisible="1" %)
268	268	* Humidity:    0x025C/10=60.4%
269	269
270		-=== 2.4.5 Ext # ===
	422	+(% _mstvisible="1" %)
	423	+=== (% _msthash="116532" _msttexthash="87958" _mstvisible="3" %)2.4.5 Ext #(%%) ===
271	271
	425	+(% _msthash="315256" _msttexthash="552240" _mstvisible="1" %)
272	272	Bytes for External Sensor:
273	273
274		-[[image:image-20220523152822-17.png]]
	428	+(% _mstvisible="1" %)
	429	+[[image:image-20220523152822-17.png||_mstalt="454545" _mstvisible="3"]]
275	275
276		-=== 2.4.6 Ext value ===
	431	+(% _mstvisible="1" %)
	432	+=== (% _msthash="221429" _msttexthash="200655" _mstvisible="3" %)2.4.6 Ext value(%%) ===
277	277
278		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	434	+(% _mstvisible="1" %)
	435	+==== (% _msthash="1005901" _msttexthash="877578" _mstvisible="3" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
279	279
280		-[[image:image-20220522235639-5.png]]
	437	+(% _mstvisible="1" %)
	438	+[[image:image-20220522235639-5.png||_mstalt="432848" _mstvisible="3"]]
281	281
	440	+(% _mstvisible="1" %)
282	282	* DS18B20 temp=0x0ADD/100=27.81℃
283	283
	443	+(% _msthash="315257" _msttexthash="1038479" _mstvisible="1" %)
284	284	The last 2 bytes of data are meaningless
285	285
286		-[[image:image-20220522235639-6.png]]
	446	+(% _mstvisible="1" %)
	447	+[[image:image-20220522235639-6.png||_mstalt="433212" _mstvisible="3"]]
287	287
	449	+(% _mstvisible="1" %)
288	288	* External temperature= (0xF54F-65536)/100=-27.37℃
289	289
	452	+(% _mstvisible="1" %)
290	290	(((
	454	+(% _msthash="506063" _msttexthash="1038479" _mstvisible="2" %)
291	291	The last 2 bytes of data are meaningless
292	292	)))
293	293
	458	+(% _mstvisible="1" %)
294	294	(((
	460	+(% _msthash="506064" _msttexthash="21185632" _mstvisible="2" %)
295	295	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
296	296	)))
297	297
298	298
299		-==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
	465	+(% _mstvisible="1" %)
	466	+==== (% _msthash="1389752" _msttexthash="1234766" _mstvisible="3" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
300	300
	468	+(% _msthash="315258" _msttexthash="41539368" _mstvisible="1" %)
301	301	Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
302	302
303		-(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
304		-|(% style="width:96px" %)(((
305		-**Size(bytes)**
306		-)))|(% style="width:71px" %)(((
307		-**2**
308		-)))|(% style="width:99px" %)(((
309		-**2**
310		-)))|(% style="width:132px" %)(((
311		-**2**
312		-)))|(% style="width:54px" %)(((
313		-**1**
314		-)))|(% style="width:64px" %)(((
315		-**4**
	471	+(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	472	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
	473	+(((
	474	+(% _mstvisible="6" %)
	475	+(% _msthash="1817488" _msttexthash="161122" _mstvisible="8" %)**Size(bytes)**
	476	+)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
	477	+(((
	478	+(% _mstvisible="6" %)
	479	+(% _msthash="1817489" _msttexthash="4550" _mstvisible="8" %)**2**
	480	+)))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
	481	+(((
	482	+(% _mstvisible="6" %)
	483	+(% _msthash="1817490" _msttexthash="4550" _mstvisible="8" %)**2**
	484	+)))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
	485	+(((
	486	+(% _mstvisible="6" %)
	487	+(% _msthash="1817491" _msttexthash="4550" _mstvisible="8" %)**2**
	488	+)))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
	489	+(((
	490	+(% _mstvisible="6" %)
	491	+(% _msthash="1817492" _msttexthash="4459" _mstvisible="8" %)**1**
	492	+)))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
	493	+(((
	494	+(% _mstvisible="6" %)
	495	+(% _msthash="1817493" _msttexthash="4732" _mstvisible="8" %)**4**
316	316	)))
317		-|(% style="width:96px" %)(((
318		-**Value**
319		-)))|(% style="width:71px" %)(((
320		-[[External temperature>>||anchor="H4.2SetExternalSensorMode"]]
321		-)))|(% style="width:99px" %)(((
	497	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:96px" %)(% _mstvisible="5" %)
322	322	(((
323		-[[Built-In>>||anchor="H2.4.3Built-inTemperature"]]
	499	+(% _mstvisible="6" %)
	500	+(% _msthash="1817494" _msttexthash="60203" _mstvisible="8" %)**Value**
	501	+)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
	502	+(((
	503	+(% _mstvisible="6" %)
	504	+[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517" _mstvisible="7"]]
	505	+)))|(% _mstvisible="4" style="width:99px" %)(% _mstvisible="5" %)
	506	+(((
	507	+(% _mstvisible="6" %)
	508	+(((
	509	+(% _mstvisible="7" %)
	510	+[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464" _mstvisible="8"]]
324	324	)))
325	325
	513	+(% _mstvisible="6" %)
326	326	(((
327		-[[Temperature>>||anchor="H2.4.3Built-inTemperature"]]
	515	+(% _mstvisible="7" %)
	516	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041" _mstvisible="8"]]
328	328	)))
329		-)))|(% style="width:132px" %)(((
	518	+)))|(% _mstvisible="4" style="width:132px" %)(% _mstvisible="5" %)
330	330	(((
	520	+(% _mstvisible="6" %)
	521	+(((
	522	+(% _msthash="2224747" _msttexthash="136331" _mstvisible="7" %)
331	331	BAT Status &
332	332	)))
333	333
	526	+(% _mstvisible="6" %)
334	334	(((
335		-[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
	528	+(% _mstvisible="7" %)
	529	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181" _mstvisible="8"]]
336	336	)))
337		-)))|(% style="width:54px" %)(((
	531	+)))|(% _mstvisible="4" style="width:54px" %)(% _mstvisible="5" %)
	532	+(((
	533	+(% _msthash="1817496" _msttexthash="147225" _mstvisible="6" %)
338	338	Status & Ext
339		-)))|(% style="width:64px" %)(((
	535	+)))|(% _mstvisible="4" style="width:64px" %)(% _mstvisible="5" %)
340	340	(((
341		-[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
	537	+(% _mstvisible="6" %)
	538	+(((
	539	+(% _mstvisible="7" %)
	540	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175" _mstvisible="8"]]
342	342	)))
343	343	)))
344	344
345		-* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
	544	+(% _mstvisible="1" %)
	545	+* (% _msthash="2539669" _msttexthash="857922" _mstvisible="3" %)**Battery status & **(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**
346	346
347		-(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
348		-|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
349		-|(% style="width:65px" %)Value|(% style="width:267px" %)(((
	547	+(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:469px" %)
	548	+(% _mstvisible="3" %)|(% _msthash="1230918" _msttexthash="93158" _mstvisible="4" style="width:65px" %)Bit(bit)|(% _msthash="1230919" _msttexthash="57954" _mstvisible="4" style="width:267px" %)[15:14]|(% _msthash="1230920" _msttexthash="48022" _mstvisible="4" style="width:134px" %)[11:0]
	549	+(% _mstvisible="3" %)|(% _msthash="1230921" _msttexthash="60203" _mstvisible="4" style="width:65px" %)Value|(% _mstvisible="4" style="width:267px" %)(% _mstvisible="5" %)
	550	+(((
	551	+(% _msthash="1817497" _msttexthash="128427" _mstvisible="6" %)
350	350	BAT Status
351	351
	554	+(% _msthash="1817498" _msttexthash="472784" _mstvisible="6" %)
352	352	00(b): Ultra Low ( BAT <= 2.50v)
353	353
	557	+(% _msthash="1817499" _msttexthash="483678" _mstvisible="6" %)
354	354	01(b): Low  (2.50v <=BAT <= 2.55v)
355	355
	560	+(% _msthash="1817500" _msttexthash="440791" _mstvisible="6" %)
356	356	10(b): OK   (2.55v <= BAT <=2.65v)
357	357
	563	+(% _msthash="1817501" _msttexthash="334191" _mstvisible="6" %)
358	358	11(b): Good   (BAT >= 2.65v)
359		-)))|(% style="width:134px" %)(((
360		-[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity"]]
	565	+)))|(% _mstvisible="4" style="width:134px" %)(% _mstvisible="5" %)
	566	+(((
	567	+(% _mstvisible="6" %)
	568	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181" _mstvisible="7"]]
361	361
	570	+(% _mstvisible="6" %)
362	362
363	363	)))
364	364
365		-* **Status & Ext Byte**
	574	+(% _mstvisible="1" %)
	575	+* (% _msthash="504956" _msttexthash="245037" _mstvisible="4" %)**Status & Ext Byte**
366	366
367		-[[image:image-20220523152434-16.png]]
	577	+(% _mstvisible="1" %)
	578	+[[image:image-20220523152434-16.png||_mstalt="453921" _mstvisible="3"]]
368	368
	580	+(% _mstvisible="1" %)
369	369	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
370	370	* Sync time OK: 1: Set time ok，0: N/A. After time SYNC request is sent, LHT65N will set this bit to 0 until got the time stamp from the application server.
371	371	* Unix Time Request:1: Request server downlink Unix time, 0 : N/A. In this mode, LHT65N will set this bit to 1 every 10 days to request a time SYNC. (AT+SYNCMOD to set this)
372	372
373		-== 2.5 Show data on Datacake ==
	585	+(% _mstvisible="1" %)
	586	+== (% _msthash="487097" _msttexthash="454818" _mstvisible="3" %)2.5 Show data on Datacake(%%) ==
374	374
	588	+(% _msthash="315259" _msttexthash="20933341" _mstvisible="1" %)
375	375	Datacake IoT platform provides a human-friendly interface to show the sensor data, once we have sensor data in TTN V3, we can use Datacake to connect to TTN V3 and see the data in Datacake. Below are the steps:
376	376
	591	+(% _mstvisible="1" %)
377	377	(((
378		-**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
	593	+(% _msthash="506065" _msttexthash="4753983" _mstvisible="2" %)
	594	+(% _mstvisible="3" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the LoRaWAN network.
379	379	)))
380	380
	597	+(% _mstvisible="1" %)
381	381	(((
382		-**Step 2**: Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
	599	+(% _msthash="506066" _msttexthash="14696682" _mstvisible="2" %)
	600	+(% _mstvisible="3" %)**Step 2**(%%): Configure your Application to forward data to Datacake you will need to add integration. Go to TTN V3 Console ~-~-> Applications ~-~-> Integrations ~-~-> Add Integrations.
383	383	)))
384	384
	603	+(% _mstvisible="1" %)
385	385	(((
	605	+(% _msthash="506067" _msttexthash="180297" _mstvisible="2" %)
386	386	Add Datacake:
387	387	)))
388	388
389		-[[image:image-20220523000825-7.png||height="262" width="583"]]
	609	+(% _mstvisible="1" %)
	610	+[[image:image-20220523000825-7.png||_mstalt="429884" _mstvisible="3" height="262" width="583"]]
390	390
391	391
	613	+(% _msthash="315260" _msttexthash="750178" _mstvisible="1" %)
392	392	Select default key as Access Key:
393	393
394		-[[image:image-20220523000825-8.png||height="453" width="406"]]
	616	+(% _mstvisible="1" %)
	617	+[[image:image-20220523000825-8.png||_mstalt="430248" _mstvisible="3" height="453" width="406"]]
395	395
396		-In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
	619	+(% _msthash="315261" _msttexthash="2134964" _mstvisible="1" %)
	620	+In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/||_mstvisible="2"]]) , add LHT65 device.
397	397
398		-[[image:image-20220523000825-9.png||height="366" width="392"]]
	622	+(% _mstvisible="1" %)
	623	+[[image:image-20220523000825-9.png||_mstalt="430612" _mstvisible="3" height="366" width="392"]]
399	399
400		-[[image:image-20220523000825-10.png||height="413" width="728"]]
	625	+(% _mstvisible="1" %)
	626	+[[image:image-20220523000825-10.png||_mstalt="450619" _mstvisible="3" height="413" width="728"]]
401	401
402		-== 2.6 Datalog Feature ==
	628	+(% _mstvisible="1" %)
	629	+== (% _msthash="350454" _msttexthash="323544" _mstvisible="3" %)2.6 Datalog Feature(%%) ==
403	403
	631	+(% _msthash="315262" _msttexthash="32283004" _mstvisible="1" %)
404	404	Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, LHT65N will store the reading for future retrieving purposes. There are two ways for IoT servers to get datalog from LHT65N.
405	405
406		-=== 2.6.1 Ways to get datalog via LoRaWAN ===
	634	+(% _mstvisible="1" %)
	635	+=== (% _msthash="886158" _msttexthash="842426" _mstvisible="3" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
407	407
	637	+(% _msthash="315263" _msttexthash="409604" _mstvisible="1" %)
408	408	There are two methods:
409	409
	640	+(% _mstvisible="1" %)
410	410	1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
411	411	1. Set [[PNACKMD=1>>||anchor="H4.13AutoSendNone-ACKmessages"]], LHT65N will wait for ACK for every uplink, when there is no LoRaWAN network, LHT65N will store the sensor data, and it will send all messages after network recover.
412	412
413		-=== 2.6.2 Unix TimeStamp ===
	644	+(% _mstvisible="1" %)
	645	+=== (% _msthash="369915" _msttexthash="342797" _mstvisible="3" %)2.6.2 Unix TimeStamp(%%) ===
414	414
	647	+(% _msthash="315264" _msttexthash="1182285" _mstvisible="1" %)
415	415	LHT65N uses Unix TimeStamp format based on
416	416
417		-[[image:image-20220523001219-11.png||height="97" width="627"]]
	650	+(% _mstvisible="1" %)
	651	+[[image:image-20220523001219-11.png||_mstalt="450450" _mstvisible="3" height="97" width="627"]]
418	418
419	419
	654	+(% _mstvisible="1" %)
420	420	(((
421		-User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	656	+(% _msthash="506068" _msttexthash="2717234" _mstvisible="2" %)
	657	+User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/||_mstvisible="3"]] :
422	422	)))
423	423
	660	+(% _mstvisible="1" %)
424	424	(((
	662	+(% _msthash="506069" _msttexthash="709813" _mstvisible="2" %)
425	425	Below is the converter example
426	426	)))
427	427
428		-[[image:image-20220523001219-12.png||height="298" width="720"]]
	666	+(% _mstvisible="1" %)
	667	+[[image:image-20220523001219-12.png||_mstalt="450827" _mstvisible="3" height="298" width="720"]]
429	429
	669	+(% _msthash="315265" _msttexthash="15137317" _mstvisible="1" %)
430	430	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
431	431
432		-=== 2.6.3 Set Device Time ===
	672	+(% _mstvisible="1" %)
	673	+=== (% _msthash="359294" _msttexthash="332748" _mstvisible="3" %)2.6.3 Set Device Time(%%) ===
433	433
	675	+(% _mstvisible="1" %)
434	434	(((
	677	+(% _msthash="506070" _msttexthash="4521946" _mstvisible="2" %)
435	435	There are two ways to set device’s time:
436	436	)))
437	437
	681	+(% _mstvisible="1" %)
438	438	(((
439		-**~1. Through LoRaWAN MAC Command (Default settings)**
	683	+(% _mstvisible="2" %)
	684	+(% _msthash="506071" _msttexthash="1498471" _mstvisible="4" %)**1. Through LoRaWAN MAC Command (Default settings)**
440	440	)))
441	441
	687	+(% _mstvisible="1" %)
442	442	(((
	689	+(% _msthash="506072" _msttexthash="2126267" _mstvisible="2" %)
443	443	User need to set SYNCMOD=1 to enable sync time via MAC command.
444	444	)))
445	445
	693	+(% _mstvisible="1" %)
446	446	(((
	695	+(% _msthash="506073" _msttexthash="54430324" _mstvisible="2" %)
447	447	Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
448	448	)))
449	449
	699	+(% _mstvisible="1" %)
450	450	(((
	701	+(% _msthash="506074" _msttexthash="92531127" _mstvisible="2" %)
451	451	Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
452	452	)))
453	453
	705	+(% _mstvisible="1" %)
454	454	(((
	707	+(% _mstvisible="2" %)
455	455
456	456	)))
457	457
	711	+(% _mstvisible="1" %)
458	458	(((
459		-**2. Manually Set Time**
	713	+(% _mstvisible="2" %)
	714	+(% _msthash="506075" _msttexthash="329719" _mstvisible="4" %)**2. Manually Set Time**
460	460	)))
461	461
	717	+(% _mstvisible="1" %)
462	462	(((
	719	+(% _msthash="506076" _msttexthash="7889297" _mstvisible="2" %)
463	463	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
464	464	)))
465	465
466		-=== 2.6.4 Poll sensor value ===
	723	+(% _mstvisible="1" %)
	724	+=== (% _msthash="460759" _msttexthash="430001" _mstvisible="3" %)2.6.4 Poll sensor value(%%) ===
467	467
	726	+(% _msthash="315266" _msttexthash="4955821" _mstvisible="1" %)
468	468	User can poll sensor value based on timestamps from the server. Below is the downlink command.
469	469
470		-[[image:image-20220523152302-15.png]]
	729	+(% _mstvisible="1" %)
	730	+[[image:image-20220523152302-15.png||_mstalt="451581" _mstvisible="3"]]
471	471
	732	+(% _mstvisible="1" %)
472	472	(((
	734	+(% _msthash="506077" _msttexthash="14670916" _mstvisible="2" %)
473	473	Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
474	474	)))
475	475
	738	+(% _mstvisible="1" %)
476	476	(((
477		-For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
	740	+(% _mstvisible="2" %)
	741	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% _mstvisible="3" style="display:none" %)
478	478	)))
479	479
	744	+(% _mstvisible="1" %)
480	480	(((
	746	+(% _msthash="506078" _msttexthash="6907459" _mstvisible="2" %)
481	481	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
482	482	)))
483	483
	750	+(% _mstvisible="1" %)
484	484	(((
	752	+(% _msthash="506079" _msttexthash="23531573" _mstvisible="2" %)
485	485	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
486	486	)))
487	487
488	488
489		-=== 2.6.5 Datalog Uplink payload ===
	757	+(% _mstvisible="1" %)
	758	+=== (% _msthash="650923" _msttexthash="614185" _mstvisible="3" %)2.6.5 Datalog Uplink payload(%%) ===
490	490
	760	+(% _msthash="315267" _msttexthash="2245087" _mstvisible="1" %)
491	491	The Datalog poll reply uplink will use below payload format.
492	492
	763	+(% _mstvisible="1" %)
493	493	(((
494		-**Retrieval data payload**
	765	+(% _mstvisible="2" %)
	766	+(% _msthash="506080" _msttexthash="451581" _mstvisible="4" %)**Retrieval data payload**
495	495	)))
496	496
497		-(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
498		-|(% style="width:93px" %)(((
	769	+(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	770	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
499	499	(((
500		-**Size(bytes)**
	772	+(% _mstvisible="6" %)
	773	+(((
	774	+(% _mstvisible="7" %)
	775	+(% _msthash="2224750" _msttexthash="161122" _mstvisible="9" %)**Size(bytes)**
501	501	)))
502		-)))|(% style="width:71px" %)(((
	777	+)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
503	503	(((
504		-**2**
	779	+(% _mstvisible="6" %)
	780	+(((
	781	+(% _mstvisible="7" %)
	782	+(% _msthash="2224751" _msttexthash="4550" _mstvisible="9" %)**2**
505	505	)))
506		-)))|(% style="width:102px" %)(((
	784	+)))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
507	507	(((
508		-**2**
	786	+(% _mstvisible="6" %)
	787	+(((
	788	+(% _mstvisible="7" %)
	789	+(% _msthash="2224752" _msttexthash="4550" _mstvisible="9" %)**2**
509	509	)))
510		-)))|(% style="width:86px" %)(((
	791	+)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
511	511	(((
512		-**2**
	793	+(% _mstvisible="6" %)
	794	+(((
	795	+(% _mstvisible="7" %)
	796	+(% _msthash="2224753" _msttexthash="4550" _mstvisible="9" %)**2**
513	513	)))
514		-)))|(% style="width:86px" %)(((
	798	+)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
515	515	(((
516		-**1**
	800	+(% _mstvisible="6" %)
	801	+(((
	802	+(% _mstvisible="7" %)
	803	+(% _msthash="2224754" _msttexthash="4459" _mstvisible="9" %)**1**
517	517	)))
518		-)))|(% style="width:48px" %)(((
	805	+)))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
519	519	(((
520		-**4**
	807	+(% _mstvisible="6" %)
	808	+(((
	809	+(% _mstvisible="7" %)
	810	+(% _msthash="2224755" _msttexthash="4732" _mstvisible="9" %)**4**
521	521	)))
522	522	)))
523		-|(% style="width:93px" %)(((
	813	+(% _mstvisible="3" %)|(% _mstvisible="4" style="width:93px" %)(% _mstvisible="5" %)
524	524	(((
525		-**Value**
	815	+(% _mstvisible="6" %)
	816	+(((
	817	+(% _mstvisible="7" %)
	818	+(% _msthash="2224756" _msttexthash="60203" _mstvisible="9" %)**Value**
526	526	)))
527		-)))|(% style="width:71px" %)(((
	820	+)))|(% _mstvisible="4" style="width:71px" %)(% _mstvisible="5" %)
528	528	(((
529		-[[External sensor data>>||anchor="H2.4.6Extvalue"]]
	822	+(% _mstvisible="6" %)
	823	+(((
	824	+(% _mstvisible="7" %)
	825	+[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672" _mstvisible="8"]]
530	530	)))
531		-)))|(% style="width:102px" %)(((
	827	+)))|(% _mstvisible="4" style="width:102px" %)(% _mstvisible="5" %)
532	532	(((
	829	+(% _mstvisible="6" %)
533	533	(((
534		-[[Built In>>||anchor="H2.4.3Built-inTemperature"]]
	831	+(% _mstvisible="7" %)
	832	+(((
	833	+(% _mstvisible="8" %)
	834	+[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065" _mstvisible="9"]]
535	535	)))
536	536	)))
537	537
	838	+(% _mstvisible="6" %)
538	538	(((
	840	+(% _mstvisible="7" %)
539	539	(((
540		-[[Temperature>>||anchor="H2.4.3Built-inTemperature"]]
	842	+(% _mstvisible="8" %)
	843	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041" _mstvisible="9"]]
541	541	)))
542	542	)))
543		-)))|(% style="width:86px" %)(((
	846	+)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
544	544	(((
	848	+(% _mstvisible="6" %)
545	545	(((
546		-[[Built-in>>||anchor="H2.4.4Built-inHumidity"]]
	850	+(% _mstvisible="7" %)
	851	+(((
	852	+(% _mstvisible="8" %)
	853	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872" _mstvisible="9"]]
547	547	)))
548	548	)))
549	549
	857	+(% _mstvisible="6" %)
550	550	(((
	859	+(% _mstvisible="7" %)
551	551	(((
552		-[[Humidity>>||anchor="H2.4.4Built-inHumidity"]]
	861	+(% _mstvisible="8" %)
	862	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429" _mstvisible="9"]]
553	553	)))
554	554	)))
555		-)))|(% style="width:86px" %)(((
	865	+)))|(% _mstvisible="4" style="width:86px" %)(% _mstvisible="5" %)
556	556	(((
	867	+(% _mstvisible="6" %)
	868	+(((
	869	+(% _msthash="2224758" _msttexthash="390390" _mstvisible="7" %)
557	557	Poll message flag & Ext
558	558	)))
559		-)))|(% style="width:48px" %)(((
	872	+)))|(% _mstvisible="4" style="width:48px" %)(% _mstvisible="5" %)
560	560	(((
	874	+(% _mstvisible="6" %)
561	561	(((
562		-[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp"]]
	876	+(% _mstvisible="7" %)
	877	+(((
	878	+(% _mstvisible="8" %)
	879	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175" _mstvisible="9"]]
563	563	)))
564	564	)))
565	565
	883	+(% _mstvisible="6" %)
566	566	(((
	885	+(% _mstvisible="7" %)
567	567	(((
	887	+(% _mstvisible="8" %)
568	568
569	569	)))
570	570	)))
571	571	)))
572	572
573		-**Poll message flag & Ext**
	893	+(% _mstvisible="1" %)
	894	+(% _msthash="315268" _msttexthash="390390" _mstvisible="3" %)**Poll message flag & Ext**
574	574
575		-[[image:image-20220523152208-14.png]]
	896	+(% _mstvisible="1" %)
	897	+[[image:image-20220523152208-14.png||_mstalt="452920" _mstvisible="3"]]
576	576
	899	+(% _mstvisible="1" %)
577	577	(((
	901	+(% _mstvisible="2" %)
578	578	(((
	903	+(% _msthash="736723" _msttexthash="2005003" _mstvisible="3" %)
579	579	Poll Message Flag: 1: This message is a poll message reply.
580	580	)))
581	581	)))
582	582
583		-* (((
	908	+(% _mstvisible="1" %)
	909	+* (% _mstvisible="3" %)
584	584	(((
	911	+(% _mstvisible="4" %)
	912	+(((
	913	+(% _msthash="1197157" _msttexthash="561548" _mstvisible="5" %)
585	585	Poll Message Flag is set to 1.
586	586	)))
587	587	)))
588		-* (((
	917	+* (% _mstvisible="3" %)
589	589	(((
	919	+(% _mstvisible="4" %)
	920	+(((
	921	+(% _msthash="1197158" _msttexthash="9284964" _mstvisible="5" %)
590	590	Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
591	591	)))
592	592	)))
593	593
	926	+(% _mstvisible="1" %)
594	594	(((
	928	+(% _mstvisible="2" %)
595	595	(((
	930	+(% _msthash="736724" _msttexthash="2242344" _mstvisible="3" %)
596	596	For example, in US915 band, the max payload for different DR is:
597	597	)))
598	598	)))
599	599
	935	+(% _mstvisible="1" %)
600	600	(((
	937	+(% _mstvisible="2" %)
601	601	(((
	939	+(% _msthash="736725" _msttexthash="1065532" _mstvisible="3" %)
602	602	a) DR0: max is 11 bytes so one entry of data
603	603	)))
604	604	)))
605	605
	944	+(% _mstvisible="1" %)
606	606	(((
	946	+(% _mstvisible="2" %)
607	607	(((
	948	+(% _msthash="736726" _msttexthash="3265665" _mstvisible="3" %)
608	608	b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
609	609	)))
610	610	)))
611	611
	953	+(% _mstvisible="1" %)
612	612	(((
	955	+(% _mstvisible="2" %)
613	613	(((
	957	+(% _msthash="736727" _msttexthash="1454115" _mstvisible="3" style="text-align: left;" %)
614	614	c) DR2: total payload includes 11 entries of data
615	615	)))
616	616	)))
617	617
	962	+(% _mstvisible="1" %)
618	618	(((
	964	+(% _mstvisible="2" %)
619	619	(((
	966	+(% _msthash="736728" _msttexthash="1483924" _mstvisible="3" style="text-align: left;" %)
620	620	d) DR3: total payload includes 22 entries of data.
621	621	)))
622	622	)))
623	623
	971	+(% _mstvisible="1" %)
624	624	(((
	973	+(% _mstvisible="2" %)
625	625	(((
	975	+(% _msthash="736729" _msttexthash="5848349" _mstvisible="3" style="text-align: left;" %)
626	626	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
627	627	)))
628	628	)))
629	629
630	630
631		-**Example:**
	981	+(% _mstvisible="1" style="text-align: left;" %)
	982	+(% _msthash="315269" _msttexthash="104767" _mstvisible="3" %)**Example:**
632	632
	984	+(% _msthash="315270" _msttexthash="913822" _mstvisible="1" style="text-align: left;" %)
633	633	If LHT65N has below data inside Flash:
634	634
635		-[[image:image-20220523144455-1.png||height="335" width="735"]]
	987	+(% _mstvisible="1" %)
	988	+[[image:image-20220523144455-1.png||_mstalt="430040" _mstvisible="3" height="335" width="735"]]
636	636
	990	+(% _mstvisible="1" %)
637	637	(((
638		-If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
	992	+(% _msthash="506081" _msttexthash="1663961" _mstvisible="2" style="text-align: left;" %)
	993	+If user sends below downlink command: (% _mstvisible="3" style="background-color:yellow" %)3160065F9760066DA705
639	639	)))
640	640
	996	+(% _mstvisible="1" %)
641	641	(((
	998	+(% _msthash="506082" _msttexthash="1092494" _mstvisible="2" style="text-align: left;" %)
642	642	Where : Start time: 60065F97 = time 21/1/19 04:27:03
643	643	)))
644	644
	1002	+(% _mstvisible="1" %)
645	645	(((
646		- Stop time 60066DA7= time 21/1/19 05:27:03
	1004	+(% _msthash="506083" _msttexthash="737269" _mstvisible="2" style="text-align: left;" %)
	1005	+ Stop time 60066DA7= time 21/1/19 05:27:(% _msthash="903005" _msttexthash="9672" _mstvisible="2" %)03
647	647	)))
648	648
	1008	+(% _mstvisible="1" %)
649	649	(((
	1010	+(% _mstvisible="2" %)
650	650
651	651	)))
652	652
	1014	+(% _mstvisible="1" %)
653	653	(((
	1016	+(% _msthash="506084" _msttexthash="751218" _mstvisible="2" style="text-align: left;" %)
654	654	LHT65N will uplink this payload.
655	655	)))
656	656
657		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	1020	+(% _mstvisible="1" %)
	1021	+[[image:image-20220523001219-13.png||_mstalt="451204" _mstvisible="3" height="421" style="text-align:left" width="727"]]
658	658
	1023	+(% _msthash="315271" _msttexthash="12012546" _mstvisible="1" style="text-align: left;" %)
659	659	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
660	660
661	661	Where the first 11 bytes is for the first entry:
...	...	@@ -673,71 +673,100 @@
673	673	Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
674	674
675	675
676		-== 2.7 Alarm Mode ==
	1041	+(% _mstvisible="1" style="text-align: left;" %)
	1042	+== (% _msthash="244504" _msttexthash="177736" _mstvisible="3" %)2.7 Alarm Mode(%%) ==
677	677
678		-Alarm mode feature is added since firmware v1.5. When device is in Alarm mode, it will check the built-in sensor temperature in a short interval. If the temperature exceeds the pre-configure range, it will send an uplink immediately.
	1044	+(% _msthash="315279" _msttexthash="16493308" _mstvisible="1" style="text-align: left;" %)
	1045	+when the device is in alarm mode, it checks the built-in sensor temperature for a short time. if the temperature exceeds the preconfigured range, it sends an uplink immediately.
679	679
	1047	+(% _mstvisible="1" %)
680	680	(((
681		-(% style="color:red" %)Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
	1049	+(% _mstvisible="2" style="text-align: left;" %)
	1050	+(% _msthash="506085" _msttexthash="8782189" _mstvisible="3" style="color:red" %)note: alarm mode adds a little power consumption, and we recommend extending the normal read time when this feature is enabled.
682	682	)))
683	683
684		-**AT Commands for Alarm mode:**
	1053	+(% _mstvisible="1" style="text-align: left;" %)
	1054	+(% _msthash="315280" _msttexthash="363480" _mstvisible="3" %)**AT COMMAND FOR ALARM MODE:**
685	685
686		-(% class="box infomessage" %)
	1056	+(% _mstvisible="1" class="box infomessage" %)
687	687	(((
688		-**AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
689		-(% class="box infomessage" %)**AT**(%%)**+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
	1058	+(% _msthash="506086" _msttexthash="2193529" _mstvisible="2" style="text-align: left;" %)
	1059	+(% _istranslated="1" _mstmutation="1" _mstvisible="4" %)**AT+WMOD=1**(%%): Enable/disable alarm mode. (0: Disabled, 1: Enabled)
690	690
691		-(% class="box infomessage" %)**AT+ARTEMP:**(%%) Get or set the internal Temperature sensor alarm range
	1061	+(% _msthash="506087" _msttexthash="3671265" _mstvisible="2" style="text-align: left;" %)
	1062	+(% _istranslated="1" _mstvisible="4" %)**AT+CITEMP=1**(%%): The interval between checking the alarm temperature. (In minutes)
692	692
693		-AT
694		-)))
	1064	+(% _msthash="506088" _msttexthash="3310437" _mstvisible="2" style="text-align: left;" %)
	1065	+(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP**(%%): Gets or sets the alarm range of the internal temperature sensor
695	695
696		-(% class="wikigeneratedid" %)
697		-== ==
	1067	+(% _mstvisible="2" style="text-align: left;" %)
	1068	+(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%): Gets the alarm range of the internal temperature sensor(% _mstvisible="3" style="display:none" %)
698	698
699		-== 2.8 LED Indicator ==
700		-
701		-(((
702		-The LHT65N has a triple color LED which for easy shows different stage.
	1070	+(% _msthash="506089" _msttexthash="3590067" _mstvisible="2" style="text-align: left;" %)
	1071	+(% _istranslated="1" _mstvisible="4" %)**AT+ARTEMP=45,105**(%%): Set the internal temperature sensor alarm range from 45 to 105.
703	703	)))
704	704
	1074	+(% _msthash="72514" _msttexthash="253149" _mstvisible="1" style="text-align: left;" %)
	1075	+== (% _istranslated="1" _msthash="168103" _msttexthash="59969" _mstvisible="3" %)2.8 (%%)LED Indicator ==
	1076	+
	1077	+(% _mstvisible="1" %)
705	705	(((
706		-While pressing ACT button, the LED will work as per LED status with ACT button.
	1079	+(% _msthash="197769" _msttexthash="2924142" style="text-align: left;" %)
	1080	+The LHT65 has a triple color LED which for easy showing different stage .
	1081	+
	1082	+(% _msthash="289211" _msttexthash="3402659" style="text-align: left;" %)
	1083	+While user press ACT button, the LED will work as per LED status with ACT button.
707	707	)))
708	708
	1086	+(% _mstvisible="1" %)
709	709	(((
	1088	+(% _msthash="506092" _msttexthash="521573" _mstvisible="2" style="text-align: left;" %)
710	710	In a normal working state:
711	711	)))
712	712
713		-* (((
714		-For each uplink, the BLUE LED or RED LED will blink once.
	1092	+(% _mstvisible="1" %)
	1093	+* (% _mstvisible="3" %)
	1094	+(((
	1095	+(% _msthash="903005" _msttexthash="1647204" _mstvisible="4" %)
	1096	+For each uplink, the BLUE LED or RED LED will blink (% _msthash="903005" _msttexthash="46254" _mstvisible="3" %)once(%%).(% style="display:none" %)
	1097	+
	1098	+(% _msthash="197771" _msttexthash="1202526" %)
	1099	+(% _msthash="903005" _msttexthash="1647204" _mstvisible="3" %)BLUE LED when external sensor is connected
715	715	)))
716		-* (((
717		-BLUE LED when an external sensor is connected
	1101	+* (% _mstvisible="3" %)
	1102	+(((
	1103	+(% _msthash="903007" _msttexthash="1334749" _mstvisible="4" %)
	1104	+RED LED when external sensor is not connected
718	718	)))
719		-* (((
720		-RED LED when an external sensor is not connected
721		-)))
722		-* (((
	1106	+* (% _mstvisible="3" %)
	1107	+(((
	1108	+(% _msthash="903008" _msttexthash="1875640" _mstvisible="4" %)
723	723	For each success downlink, the PURPLE LED will blink once
724	724	)))
725	725
	1112	+(% _mstvisible="1" %)
726	726	----
727	727
728		-== 2.9 Installation ==
	1115	+(% _mstvisible="1" style="text-align: left;" %)
	1116	+== (% _msthash="112034" _msttexthash="277511" _mstvisible="3" %)2.9 installation(%%) ==
729	729
730		-[[image:image-20220516231650-1.png||height="436" width="428"]]
	1118	+(% _mstvisible="1" %)
	1119	+[[image:image-20220516231650-1.png||_mstalt="428597" _mstvisible="3" height="436" width="428"]]
731	731
732		-= 3. Sensors & Accessories =
	1121	+(% _msthash="604150" _msttexthash="563212" _mstvisible="1" style="text-align: left;" %)
	1122	+= (% _msthash="401388" _msttexthash="566956" _mstvisible="3" %)3. S(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ensors(% _msthash="401388" _msttexthash="40417" _mstvisible="3" %) and A(% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)ccessories(%%) =
733	733
734		-== 3.1 E3 Temperature Probe ==
	1124	+(% _msthidden="1" _mstvisible="1" style="text-align: left;" %)
	1125	+== (% _msthash="903005" _msttexthash="1647204" _mstvisible="2" %)3.1(%%) E3 Temperature Probe ==
735	735
736		-[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
	1127	+(% _mstvisible="1" %)
	1128	+[[image:image-20220515080154-4.png||_mstalt="434681" _mstvisible="3" alt="photo-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="428792" _mstvisible="3" height="201" width="195"]]
737	737
738	738
739		-With Temperature sensor with 2 meters cable long
	1131	+(% _msthash="315354" _msttexthash="1270971" _mstvisible="1" style="text-align: left;" %)
	1132	+Temperature sensor with 2 meters cable long
740	740
	1134	+(% _mstvisible="1" %)
741	741	* Resolution: 0.0625 °C
742	742	* ±0.5°C accuracy from -10°C to +85°C
743	743	* ±2°C accuracy from -55°C to +125°C
...	...	@@ -745,387 +745,779 @@
745	745	* -55°C to 125°C
746	746	* Working voltage 2.35v ~~ 5v
747	747
748		-= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
	1142	+(% _mstvisible="1" style="text-align: left;" %)
	1143	+= (% _msthash="1940107" _msttexthash="1714063" _mstvisible="3" %)4. Configure LHT65N via AT command or LoRaWAN downlink(%%) =
749	749
	1145	+(% _mstvisible="1" %)
750	750	(((
	1147	+(% _msthash="506246" _msttexthash="2005926" _mstvisible="2" style="text-align: left;" %)
751	751	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
752	752	)))
753	753
754		-* (((
755		-AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	1151	+(% _mstvisible="1" %)
	1152	+* (% _mstvisible="3" %)
	1153	+(((
	1154	+(% _msthash="903318" _msttexthash="635544" _mstvisible="4" %)
	1155	+AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
756	756	)))
757		-* (((
758		-LoRaWAN Downlink instruction for different platforms:
	1157	+* (% _mstvisible="3" %)
	1158	+(((
	1159	+(% _msthash="903319" _msttexthash="2004301" _mstvisible="4" %)
	1160	+LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
759	759	)))
760	760
	1163	+(% _mstvisible="1" %)
761	761	(((
762		-[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server>>url:http://wiki.dragino.com/index.php?title=Main_Page#Use_Note_for_Server]]
	1165	+(% _mstvisible="2" style="text-align: left;" %)
	1166	+
763	763	)))
764	764
	1169	+(% _mstvisible="1" %)
765	765	(((
	1171	+(% _msthash="506248" _msttexthash="2144051" _mstvisible="2" style="text-align: left;" %)
766	766	There are two kinds of commands to configure LHT65N, they are:
767	767	)))
768	768
	1175	+(% _mstvisible="1" %)
769	769	(((
770		-(% style="color:#4f81bd" %)* **General Commands**.
	1177	+(% _mstvisible="2" style="text-align: left;" %)
	1178	+(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %)* (% _msthash="506249" _msttexthash="317850" _mstvisible="4" style="color:#4f81bd" %)**General Commands**(% _msthash="506249" _msttexthash="317850" _mstvisible="3" style="color:#4f81bd" %).
771	771	)))
772	772
	1181	+(% _mstvisible="1" %)
773	773	(((
	1183	+(% _msthash="506250" _msttexthash="774527" _mstvisible="2" style="text-align: left;" %)
774	774	These commands are to configure:
775	775	)))
776	776
777		-* (((
	1187	+(% _mstvisible="1" %)
	1188	+* (% _mstvisible="3" %)
	1189	+(((
	1190	+(% _msthash="903320" _msttexthash="1503580" _mstvisible="4" %)
778	778	General system settings like: uplink interval.
779	779	)))
780		-* (((
	1193	+* (% _mstvisible="3" %)
	1194	+(((
	1195	+(% _msthash="903321" _msttexthash="1244334" _mstvisible="4" %)
781	781	LoRaWAN protocol & radio-related commands.
782	782	)))
783	783
	1199	+(% _mstvisible="1" %)
784	784	(((
785		-They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	1201	+(% _msthash="506251" _msttexthash="8343023" _mstvisible="2" style="text-align: left;" %)
	1202	+They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki: [[End Device Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
786	786	)))
787	787
	1205	+(% _mstvisible="1" %)
788	788	(((
789		-[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
	1207	+(% _mstvisible="2" style="text-align: left;" %)
	1208	+
790	790	)))
791	791
	1211	+(% _mstvisible="1" %)
792	792	(((
793		-(% style="color:#4f81bd" %)* **Commands special design for LHT65N**
	1213	+(% _mstvisible="2" style="text-align: left;" %)
	1214	+(% _mstvisible="3" style="color:#4f81bd" %)* **Commands special design for LHT65N**
794	794	)))
795	795
	1217	+(% _mstvisible="1" %)
796	796	(((
	1219	+(% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
797	797	These commands are only valid for LHT65N, as below:
	1221	+
	1222	+(% _msthash="506254" _msttexthash="1501357" _mstvisible="2" style="text-align: left;" %)
	1223	+
798	798	)))
799	799
800		-== 4.1 Set Transmit Interval Time ==
	1226	+(% _mstvisible="1" style="text-align: left;" %)
	1227	+== (% _msthash="708253" _msttexthash="668772" _mstvisible="3" %)4.1 Set Transmit Interval Time(%%) ==
801	801
	1229	+(% _msthash="315355" _msttexthash="1659268" _mstvisible="1" style="text-align: left;" %)
802	802	Feature: Change LoRaWAN End Node Transmit Interval.
803	803
804		-**AT Command: AT+TDC**
	1232	+(% _mstvisible="1" style="text-align: left;" %)
	1233	+(% _msthash="315356" _msttexthash="241696" _mstvisible="3" %)**AT Command: AT+TDC**
805	805
806		-[[image:image-20220523150701-2.png]]
	1235	+(% _mstvisible="1" %)
	1236	+[[image:image-20220523150701-2.png||_mstalt="427453" _mstvisible="3"]]
807	807
	1238	+(% _mstvisible="1" %)
808	808	(((
809		-**Downlink Command: 0x01**
	1240	+(% _mstvisible="2" style="text-align: left;" %)
	1241	+(% _msthash="506255" _msttexthash="381992" _mstvisible="4" %)**Downlink Command: 0x01**
810	810	)))
811	811
	1244	+(% _mstvisible="1" %)
812	812	(((
	1246	+(% _msthash="506256" _msttexthash="1996592" _mstvisible="2" style="text-align: left;" %)
813	813	Format: Command Code (0x01) followed by 3 bytes time value.
814	814	)))
815	815
	1250	+(% _mstvisible="1" %)
816	816	(((
	1252	+(% _msthash="506257" _msttexthash="12934649" _mstvisible="2" style="text-align: left;" %)
817	817	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
818	818	)))
819	819
820		-* (((
821		-**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	1256	+(% _mstvisible="1" %)
	1257	+* (% _mstvisible="3" %)
	1258	+(((
	1259	+(% _msthash="903322" _msttexthash="3250546" _mstvisible="4" %)
	1260	+(% _mstvisible="5" %)**Example 1**(%%): Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
822	822	)))
823		-* (((
824		-**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	1262	+* (% _mstvisible="3" %)
	1263	+(((
	1264	+(% _msthash="903323" _msttexthash="3253315" _mstvisible="4" %)
	1265	+(% _mstvisible="5" %)**Example 2**(%%): Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
825	825	)))
826	826
827		-== 4.2 Set External Sensor Mode ==
	1268	+(% _mstvisible="1" style="text-align: left;" %)
	1269	+== (% _msthash="614770" _msttexthash="578240" _mstvisible="3" %)4.2 Set External Sensor Mode(%%) ==
828	828
	1271	+(% _msthash="315357" _msttexthash="975117" _mstvisible="1" style="text-align: left;" %)
829	829	Feature: Change External Sensor Mode.
830	830
831		-**AT Command: AT+EXT**
	1274	+(% _mstvisible="1" style="text-align: left;" %)
	1275	+(% _msthash="315358" _msttexthash="248118" _mstvisible="3" %)**AT Command: AT+EXT**
832	832
833		-[[image:image-20220523150759-3.png]]
	1277	+(% _mstvisible="1" %)
	1278	+[[image:image-20220523150759-3.png||_mstalt="432146" _mstvisible="3"]]
834	834
	1280	+(% _mstvisible="1" %)
835	835	(((
836		-**Downlink Command: 0xA2**
	1282	+(% _mstvisible="2" style="text-align: left;" %)
	1283	+(% _msthash="506258" _msttexthash="387855" _mstvisible="4" %)**Downlink Command: 0xA2**
837	837	)))
838	838
	1286	+(% _mstvisible="1" %)
839	839	(((
	1288	+(% _msthash="506259" _msttexthash="395629" _mstvisible="2" style="text-align: left;" %)
840	840	Total bytes: 2 ~~ 5 bytes
841	841	)))
842	842
	1292	+(% _mstvisible="1" %)
843	843	(((
844		-**Example:**
	1294	+(% _mstvisible="2" %)
	1295	+(% _msthash="506260" _msttexthash="104767" _mstvisible="4" %)**Example:**
845	845	)))
846	846
847		-* (((
	1298	+(% _mstvisible="1" %)
	1299	+* (% _mstvisible="3" %)
	1300	+(((
	1301	+(% _msthash="903324" _msttexthash="934973" _mstvisible="4" %)
848	848	0xA201: Set external sensor type to E1
849	849	)))
850		-* (((
	1304	+* (% _mstvisible="3" %)
	1305	+(((
	1306	+(% _msthash="903325" _msttexthash="354770" _mstvisible="4" %)
851	851	0xA209: Same as AT+EXT=9
852	852	)))
853		-* (((
	1309	+* (% _mstvisible="3" %)
	1310	+(((
	1311	+(% _msthash="903326" _msttexthash="639067" _mstvisible="4" %)
854	854	0xA20702003c,Same as AT+SETCNT=60
855	855	)))
856	856
857		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	1315	+(% _mstvisible="1" style="text-align: left;" %)
	1316	+== (% _msthash="1562483" _msttexthash="1445717" _mstvisible="3" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
858	858
	1318	+(% _msthash="315359" _msttexthash="2977572" _mstvisible="1" style="text-align: left;" %)
859	859	Feature: If PID is enabled, device will send the temperature probe ID on:
860	860
	1321	+(% _mstvisible="1" %)
861	861	* First Packet after OTAA Join
862	862	* Every 24 hours since the first packet.
863	863
	1325	+(% _msthash="315360" _msttexthash="658814" _mstvisible="1" style="text-align: left;" %)
864	864	PID is default set to disable (0)
865	865
866		-**AT Command:**
	1328	+(% _mstvisible="1" style="text-align: left;" %)
	1329	+(% _msthash="315361" _msttexthash="137488" _mstvisible="3" %)**AT Command:**
867	867
868		-[[image:image-20220523150928-4.png]]
	1331	+(% _mstvisible="1" %)
	1332	+[[image:image-20220523150928-4.png||_mstalt="431821" _mstvisible="3"]]
869	869
870		-**Downlink Command:**
	1334	+(% _mstvisible="1" style="text-align: left;" %)
	1335	+(% _msthash="315362" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
871	871
	1337	+(% _mstvisible="1" %)
872	872	* 0xA800  **~-~->** AT+PID=0
873	873	* 0xA801     **~-~->** AT+PID=1
874	874
875		-== 4.4 Set Password ==
	1341	+(% _mstvisible="1" style="text-align: left;" %)
	1342	+== (% _msthash="266344" _msttexthash="242879" _mstvisible="3" %)4.4 Set Password(%%) ==
876	876
	1344	+(% _msthash="315363" _msttexthash="1170728" _mstvisible="1" style="text-align: left;" %)
877	877	Feature: Set device password, max 9 digits
878	878
879		-**AT Command: AT+PWORD**
	1347	+(% _mstvisible="1" style="text-align: left;" %)
	1348	+(% _msthash="315364" _msttexthash="295009" _mstvisible="3" %)**AT Command: AT+PWORD**
880	880
881		-[[image:image-20220523151052-5.png]]
	1350	+(% _mstvisible="1" %)
	1351	+[[image:image-20220523151052-5.png||_mstalt="428623" _mstvisible="3"]]
882	882
	1353	+(% _mstvisible="1" %)
883	883	(((
884		-**Downlink Command:**
	1355	+(% _mstvisible="2" style="text-align: left;" %)
	1356	+(% _msthash="506261" _msttexthash="298038" _mstvisible="4" %)**Downlink Command:**
885	885	)))
886	886
	1359	+(% _mstvisible="1" %)
887	887	(((
	1361	+(% _msthash="506262" _msttexthash="974311" _mstvisible="2" style="text-align: left;" %)
888	888	No downlink command for this feature.
889	889	)))
890	890
891		-== 4.5 Quit AT Command ==
	1365	+(% _mstvisible="1" style="text-align: left;" %)
	1366	+== (% _msthash="306956" _msttexthash="281918" _mstvisible="3" %)4.5 Quit AT Command(%%) ==
892	892
	1368	+(% _msthash="315365" _msttexthash="4616456" _mstvisible="1" style="text-align: left;" %)
893	893	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
894	894
895		-**AT Command: AT+DISAT**
	1371	+(% _mstvisible="1" style="text-align: left;" %)
	1372	+(% _msthash="315366" _msttexthash="289120" _mstvisible="3" %)**AT Command: AT+DISAT**
896	896
897		-[[image:image-20220523151132-6.png]]
	1374	+(% _mstvisible="1" %)
	1375	+[[image:image-20220523151132-6.png||_mstalt="428649" _mstvisible="3"]]
898	898
899		-**Downlink Command:**
	1377	+(% _mstvisible="1" style="text-align: left;" %)
	1378	+(% _msthash="315367" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
900	900
	1380	+(% _msthash="315368" _msttexthash="974311" _mstvisible="1" style="text-align: left;" %)
901	901	No downlink command for this feature.
902	902
903		-== 4.6 Set to sleep mode ==
	1383	+(% _mstvisible="1" style="text-align: left;" %)
	1384	+== (% _msthash="362752" _msttexthash="334919" _mstvisible="3" %)4.6 Set to sleep mode(%%) ==
904	904
	1386	+(% _msthash="315369" _msttexthash="779688" _mstvisible="1" style="text-align: left;" %)
905	905	Feature: Set device to sleep mode
906	906
907		-**AT Command: AT+SLEEP**
	1389	+(% _mstvisible="1" style="text-align: left;" %)
	1390	+(% _msthash="315370" _msttexthash="289783" _mstvisible="3" %)**AT Command: AT+SLEEP**
908	908
909		-[[image:image-20220523151218-7.png]]
	1392	+(% _mstvisible="1" %)
	1393	+[[image:image-20220523151218-7.png||_mstalt="430703" _mstvisible="3"]]
910	910
911		-**Downlink Command:**
	1395	+(% _mstvisible="1" %)
	1396	+(% _msthash="315371" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
912	912
	1398	+(% _mstvisible="1" %)
913	913	* There is no downlink command to set to Sleep mode.
914	914
915		-== 4.7 Set system time ==
	1401	+(% _mstvisible="1" %)
	1402	+== (% _msthash="336557" _msttexthash="309712" _mstvisible="3" %)4.7 Set system time(%%) ==
916	916
	1404	+(% _msthash="315372" _msttexthash="2565524" _mstvisible="1" %)
917	917	Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
918	918
919		-**AT Command:**
	1407	+(% _mstvisible="1" %)
	1408	+(% _msthash="315373" _msttexthash="137488" _mstvisible="3" %)**AT Command:**
920	920
921		-[[image:image-20220523151253-8.png]]
	1410	+(% _mstvisible="1" %)
	1411	+[[image:image-20220523151253-8.png||_mstalt="430677" _mstvisible="3"]]
922	922
923		-**Downlink Command:**
	1413	+(% _mstvisible="1" %)
	1414	+(% _msthash="315374" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
924	924
	1416	+(% _msthash="315375" _msttexthash="2898571" _mstvisible="1" %)
925	925	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
926	926
927		-== 4.8 Set Time Sync Mode ==
	1419	+(% _mstvisible="1" %)
	1420	+== (% _msthash="376779" _msttexthash="348712" _mstvisible="3" %)4.8 Set Time Sync Mode(%%) ==
928	928
	1422	+(% _mstvisible="1" %)
929	929	(((
	1424	+(% _msthash="506263" _msttexthash="11748321" _mstvisible="2" %)
930	930	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
931	931	)))
932	932
	1428	+(% _mstvisible="1" %)
933	933	(((
	1430	+(% _msthash="506264" _msttexthash="6530264" _mstvisible="2" %)
934	934	SYNCMOD is set to 1 by default. If user want to set a different time from LoRaWAN server, user need to set this to 0.
935	935	)))
936	936
	1434	+(% _mstvisible="1" %)
937	937	(((
938		-**AT Command:**
	1436	+(% _mstvisible="2" %)
	1437	+(% _msthash="506265" _msttexthash="137488" _mstvisible="4" %)**AT Command:**
939	939	)))
940	940
941		-[[image:image-20220523151336-9.png]]
	1440	+(% _mstvisible="1" %)
	1441	+[[image:image-20220523151336-9.png||_mstalt="431717" _mstvisible="3"]]
942	942
943		-**Downlink Command:**
	1443	+(% _mstvisible="1" %)
	1444	+(% _msthash="315376" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
944	944
	1446	+(% _msthash="315377" _msttexthash="479648" _mstvisible="1" %)
945	945	0x28 01 ~/~/ Same As AT+SYNCMOD=1
946	946
	1449	+(% _msthash="315378" _msttexthash="479076" _mstvisible="1" %)
947	947	0x28 00 ~/~/ Same As AT+SYNCMOD=0
948	948
949		-== 4.9 Set Time Sync Interval ==
	1452	+(% _mstvisible="1" %)
	1453	+== (% _msthash="536432" _msttexthash="502528" _mstvisible="3" %)4.9 Set Time Sync Interval(%%) ==
950	950
	1455	+(% _msthash="315379" _msttexthash="3065777" _mstvisible="1" %)
951	951	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
952	952
953		-**AT Command:**
	1458	+(% _mstvisible="1" %)
	1459	+(% _msthash="315380" _msttexthash="137488" _mstvisible="3" %)**AT Command:**
954	954
955		-[[image:image-20220523151411-10.png]]
	1461	+(% _mstvisible="1" %)
	1462	+[[image:image-20220523151411-10.png||_mstalt="449696" _mstvisible="3"]]
956	956
957		-**Downlink Command:**
	1464	+(% _mstvisible="1" %)
	1465	+(% _msthash="315381" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
958	958
	1467	+(% _msthash="315382" _msttexthash="590044" _mstvisible="1" %)
959	959	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
960	960
961		-== 4.10 Print data entries base on page. ==
	1470	+(% _mstvisible="1" %)
	1471	+== (% _msthash="927901" _msttexthash="882570" _mstvisible="3" %)4.10 Print data entries base on page.(%%) ==
962	962
	1473	+(% _msthash="315383" _msttexthash="3233334" _mstvisible="1" %)
963	963	Feature: Print the sector data from start page to stop page (max is 416 pages).
964	964
965		-**AT Command: AT+PDTA**
	1476	+(% _mstvisible="1" %)
	1477	+(% _msthash="315384" _msttexthash="264953" _mstvisible="3" %)**AT Command: AT+PDTA**
966	966
967		-[[image:image-20220523151450-11.png]]
	1479	+(% _mstvisible="1" %)
	1480	+[[image:image-20220523151450-11.png||_mstalt="451035" _mstvisible="3"]]
968	968
969		-**Downlink Command:**
	1482	+(% _mstvisible="1" %)
	1483	+(% _msthash="315385" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
970	970
	1485	+(% _msthash="315386" _msttexthash="799539" _mstvisible="1" %)
971	971	No downlink commands for feature
972	972
973		-== 4.11 Print last few data entries. ==
	1488	+(% _mstvisible="1" %)
	1489	+== (% _msthash="788762" _msttexthash="747149" _mstvisible="3" %)4.11 Print last few data entries.(%%) ==
974	974
	1491	+(% _msthash="315387" _msttexthash="1101009" _mstvisible="1" %)
975	975	Feature: Print the last few data entries
976	976
977		-**AT Command: AT+PLDTA**
	1494	+(% _mstvisible="1" %)
	1495	+(% _msthash="315388" _msttexthash="288522" _mstvisible="3" %)**AT Command: AT+PLDTA**
978	978
979		-[[image:image-20220523151524-12.png]]
	1497	+(% _mstvisible="1" %)
	1498	+[[image:image-20220523151524-12.png||_mstalt="452101" _mstvisible="3"]]
980	980
981		-**Downlink Command:**
	1500	+(% _mstvisible="1" %)
	1501	+(% _msthash="315389" _msttexthash="298038" _mstvisible="3" %)**Downlink Command:**
982	982
	1503	+(% _msthash="315390" _msttexthash="799539" _mstvisible="1" %)
983	983	No downlink commands for feature
984	984
985		-== 4.12 Clear Flash Record ==
	1506	+(% _mstvisible="1" %)
	1507	+== (% _msthash="437814" _msttexthash="408057" _mstvisible="3" %)4.12 Clear Flash Record(%%) ==
986	986
	1509	+(% _msthash="315391" _msttexthash="1609075" _mstvisible="1" %)
987	987	Feature: Clear flash storage for data log feature.
988	988
989		-**AT Command: AT+CLRDTA**
	1512	+(% _mstvisible="1" %)
	1513	+(% _msthash="315392" _msttexthash="311415" _mstvisible="3" %)**AT Command: AT+CLRDTA**
990	990
991		-[[image:image-20220523151556-13.png]]
	1515	+(% _mstvisible="1" %)
	1516	+[[image:image-20220523151556-13.png||_mstalt="454129" _mstvisible="3"]]
992	992
993		-**Downlink Command: 0xA3**
	1518	+(% _mstvisible="1" %)
	1519	+(% _msthash="315393" _msttexthash="388193" _mstvisible="3" %)**Downlink Command: 0xA3**
994	994
	1521	+(% _mstvisible="1" %)
995	995	* Example: 0xA301 ~/~/Same as AT+CLRDTA
996	996
997		-== 4.13 Auto Send None-ACK messages ==
	1524	+(% _mstvisible="1" %)
	1525	+== (% _msthash="740532" _msttexthash="701363" _mstvisible="3" %)4.13 Auto Send None-ACK messages(%%) ==
998	998
	1527	+(% _msthash="315394" _msttexthash="51837149" _mstvisible="1" %)
999	999	Feature: LHT65N will wait for ACK for each uplink, If LHT65N doesn't get ACK from the IoT server, it will consider the message doesn't arrive server and store it. LHT65N keeps sending messages in normal periodically. Once LHT65N gets ACK from a server, it will consider the network is ok and start to send the not-arrive message.
1000	1000
1001	1001
1002		-**AT Command: AT+PNACKMD**
	1531	+(% _mstvisible="1" %)
	1532	+(% _msthash="315395" _msttexthash="334256" _mstvisible="3" %)**AT Command: AT+PNACKMD**
1003	1003
	1534	+(% _msthash="315396" _msttexthash="734682" _mstvisible="1" %)
1004	1004	The default factory setting is 0
1005	1005
1006		-(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
1007		-|=(% style="width: 171px;" %)**Command Example**|=(% style="width: 219px;" %)**Function**|=(% style="width: 119px;" %)**Response**
1008		-|(% style="width:171px" %)AT+PNACKMD=1|(% style="width:219px" %)Poll None-ACK message|(% style="width:119px" %)OK
	1537	+(% _mstvisible="1" border="1" style="background-color:#ffffcc; color:green; width:450px" %)
	1538	+(% _mstvisible="3" %)|=(% _mstvisible="4" style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" _mstvisible="6" %)**Command Example**|=(% _mstvisible="4" style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" _mstvisible="6" %)**Function**|=(% _mstvisible="4" style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" _mstvisible="6" %)**Response**
	1539	+(% _mstvisible="3" %)|(% _msthash="1231321" _msttexthash="130455" _mstvisible="4" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" _mstvisible="4" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" _mstvisible="4" style="width:119px" %)OK
1009	1009
1010		-**Downlink Command: 0x34**
	1541	+(% _mstvisible="1" %)
	1542	+(% _msthash="315397" _msttexthash="383981" _mstvisible="3" %)**Downlink Command: 0x34**
1011	1011
	1544	+(% _mstvisible="1" %)
1012	1012	* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
1013	1013
1014		-= 5. Battery & How to replace =
	1547	+(% _mstvisible="1" %)
	1548	+= (% _msthash="568737" _msttexthash="502827" _mstvisible="3" %)5. Battery & How to replace(%%) =
1015	1015
1016		-== 5.1 Battery Type ==
	1550	+(% _mstvisible="1" %)
	1551	+== (% _msthash="265486" _msttexthash="242073" _mstvisible="3" %)5.1 Battery Type(%%) ==
1017	1017
	1553	+(% _msthash="315398" _msttexthash="33754799" _mstvisible="1" %)
1018	1018	LHT65N is equipped with a 2400mAH Li-MnO2 (CR17505) battery . The battery is an un-rechargeable battery with low discharge rate targeting for up to 8~~10 years use. This type of battery is commonly used in IoT devices for long-term running, such as water meters.
1019	1019
	1556	+(% _mstvisible="1" %)
1020	1020	(((
	1558	+(% _mstvisible="2" %)
1021	1021	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
1022		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1560	+[[image:image-20220515075034-1.png||_mstalt="428961" _mstvisible="4" height="208" width="644"]]
1023	1023	)))
1024	1024
	1563	+(% _mstvisible="1" %)
1025	1025	(((
	1565	+(% _mstvisible="2" %)
1026	1026	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
1027	1027
1028	1028	)))
1029	1029
1030		-== 5.2 Replace Battery ==
	1570	+(% _mstvisible="1" %)
	1571	+== (% _msthash="353795" _msttexthash="326703" _mstvisible="3" %)5.2 Replace Battery(%%) ==
1031	1031
	1573	+(% _msthash="315399" _msttexthash="11289278" _mstvisible="1" %)
1032	1032	LHT65N has two screws on the back, Unscrew them, and changing the battery inside is ok. The battery is a general CR17450 battery. Any brand should be ok.
1033	1033
1034		-[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
	1576	+(% _mstvisible="1" %)
	1577	+[[image:image-20220515075440-2.png||_mstalt="429546" _mstvisible="3" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" _mstvisible="3" height="193" width="257"]]
1035	1035
1036		-== 5.3 Battery Life Analyze ==
	1579	+(% _mstvisible="1" %)
	1580	+== (% _msthash="494650" _msttexthash="462241" _mstvisible="3" %)5.3 Battery Life Analyze(%%) ==
1037	1037
	1582	+(% _mstvisible="1" %)
1038	1038	(((
	1584	+(% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
1039	1039	Dragino battery-powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimated battery life:
1040		-https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1586	+[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
	1587	+
	1588	+
	1589	+A full detail test report for LHT65N on different frequency can be found at : [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0>>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
	1590	+
	1591	+
	1592	+(% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
	1593	+= (% _msthash="183170" _msttexthash="163566" _mstvisible="3" %)6. FAQ(%%) =
	1594	+
	1595	+(% _msthash="506266" _msttexthash="35479028" _mstvisible="2" %)
	1596	+== 6.1 How to use AT Command? ==
	1597	+
	1598	+LHT65N supports AT Command set.User can use a USB to TTL adapter plus the Program Cable to
	1599	+
	1600	+connect to LHT65 for using AT command, as below.
	1601	+
	1602	+[[image:image-20220530085651-1.png]]
	1603	+
	1604	+
	1605	+Connection:
	1606	+
	1607	+✓ USB to TTL GND <~-~->GND
	1608	+
	1609	+✓ USB to TTL RXD <~-~-> D+
	1610	+
	1611	+✓ USB to TTL TXD <~-~-> A11
	1612	+
	1613	+✓ USB to TTL 3.3V <~-~-> D-
	1614	+
	1615	+In PC, User needs to set serial tool(such as **putty**, SecureCRT) baud rate to **9600** to access to
	1616	+
	1617	+access serial console for LHT65N. The AT commands are disable by default and need to enter
	1618	+
	1619	+password (default:**123456**) to active it. Timeout to input AT Command is 5 min, after 5-minute,
	1620	+
	1621	+user need to input password again. User can use AT+DISAT command to disable AT command
	1622	+
	1623	+before timeout.
	1624	+
	1625	+Input password and ATZ to activate LHT65N,As shown below:
	1626	+
	1627	+[[image:image-20220530095701-4.png]]
	1628	+
	1629	+
	1630	+AT Command List is as below:
	1631	+
	1632	+AT+<CMD>? : Help on <CMD>
	1633	+
	1634	+AT+<CMD> : Run <CMD>
	1635	+
	1636	+AT+<CMD>=<value> : Set the value
	1637	+
	1638	+AT+<CMD>=? : Get the value
	1639	+
	1640	+AT+DEBUG:Set more info output
	1641	+
	1642	+ATZ: Trig a reset of the MCU
	1643	+
	1644	+AT+FDR: Reset Parameters to Factory Default, Keys Reserve
	1645	+
	1646	+AT+DEUI: Get or Set the Device EUI
	1647	+
	1648	+AT+DADDR: Get or Set the Device Address
	1649	+
	1650	+AT+APPKEY: Get or Set the Application Key
	1651	+
	1652	+AT+NWKSKEY: Get or Set the Network Session Key
	1653	+
	1654	+AT+APPSKEY: Get or Set the Application Session Key
	1655	+
	1656	+AT+APPEUI: Get or Set the Application EUI
	1657	+
	1658	+AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
	1659	+
	1660	+AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
	1661	+
	1662	+AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)
	1663	+
	1664	+AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
	1665	+
	1666	+AT+PNM: Get or Set the public network mode. (0: off, 1: on)
	1667	+
	1668	+AT+RX2FQ: Get or Set the Rx2 window frequency
	1669	+
	1670	+AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
	1671	+
	1672	+AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
	1673	+
	1674	+AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
	1675	+
	1676	+AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1
	1677	+
	1678	+in ms
	1679	+
	1680	+AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2
	1681	+
	1682	+in ms
	1683	+
	1684	+AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
	1685	+
	1686	+AT+NWKID: Get or Set the Network ID
	1687	+
	1688	+AT+FCU: Get or Set the Frame Counter Uplink
	1689	+
	1690	+AT+FCD: Get or Set the Frame Counter Downlink
	1691	+
	1692	+AT+CLASS: Get or Set the Device Class
	1693	+
	1694	+AT+JOIN: Join network
	1695	+
	1696	+AT+NJS: Get the join status
	1697	+
	1698	+AT+SENDB: Send hexadecimal data along with the application port
	1699	+
	1700	+AT+SEND: Send text data along with the application port
	1701	+
	1702	+AT+RECVB: Print last received data in binary format (with hexadecimal values)
	1703	+
	1704	+AT+RECV: Print last received data in raw format
	1705	+
	1706	+AT+VER: Get current image version and Frequency Band
	1707	+
	1708	+AT+CFM: Get or Set the confirmation mode (0-1)
	1709	+
	1710	+AT+CFS: Get confirmation status of the last AT+SEND (0-1)
	1711	+
	1712	+AT+SNR: Get the SNR of the last received packet
	1713	+
	1714	+AT+RSSI: Get the RSSI of the last received packet
	1715	+
	1716	+AT+TDC: Get or set the application data transmission interval in ms
	1717	+
	1718	+AT+PORT: Get or set the application port
	1719	+
	1720	+AT+DISAT: Disable AT commands
	1721	+
	1722	+AT+PWORD: Set password, max 9 digits
	1723	+
	1724	+AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
	1725	+
	1726	+AT+CHE: Get or Set eight channels mode,Only for US915,AU915,CN470
	1727	+
	1728	+AT+PDTA: Print the sector data from start page to stop page
	1729	+
	1730	+AT+PLDTA: Print the last few sets of data
	1731	+
	1732	+AT+CLRDTA: Clear the storage, record position back to 1st
	1733	+
	1734	+AT+SLEEP: Set sleep mode
	1735	+
	1736	+AT+EXT: Get or Set external sensor model
	1737	+
	1738	+AT+BAT: Get the current battery voltage in mV
	1739	+
	1740	+AT+CFG: Print all configurations
	1741	+
	1742	+AT+WMOD: Get or Set Work Mode
	1743	+
	1744	+AT+ARTEMP: Get or set the internal Temperature sensor alarm range
	1745	+
	1746	+AT+CITEMP: Get or set the internal Temperature sensor collection interval in min
	1747	+
	1748	+AT+SETCNT:Set the count at present
	1749	+
	1750	+AT+RJTDC: Get or set the ReJoin data transmission interval in min
	1751	+
	1752	+AT+RPL: Get or set response level
	1753	+
	1754	+AT+TIMESTAMP: Get or Set UNIX timestamp in second
	1755	+
	1756	+AT+LEAPSEC: Get or Set Leap Second
	1757	+
	1758	+AT+SYNCMOD: Get or Set time synchronization method
	1759	+
	1760	+AT+SYNCTDC: Get or set time synchronization interval in day
	1761	+
	1762	+AT+PID: Get or set the PID
	1763	+
	1764	+
1041	1041	)))
1042	1042
1043		-= 6. Order Info =
	1767	+(% _mstvisible="1" %)
	1768	+= (% _msthash="183170" _msttexthash="163566" _mstvisible="3" %)7. Order Info(%%) =
1044	1044
	1770	+(% _mstvisible="1" %)
1045	1045	(((
1046		-Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1772	+(% _msthash="506267" _msttexthash="432432" _mstvisible="2" %)
	1773	+Part Number: (% _mstvisible="4" style="color:#4f81bd" %)** LHT65N-XX-YY**
1047	1047	)))
1048	1048
	1776	+(% _mstvisible="1" %)
1049	1049	(((
1050		-(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1778	+(% _msthash="506268" _msttexthash="686946" _mstvisible="2" %)
	1779	+(% _mstvisible="4" style="color:#4f81bd" %)**XX **(%%): The default frequency band
1051	1051	)))
1052	1052
1053		-* (((
1054		-(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
	1782	+(% _mstvisible="1" %)
	1783	+* (% _mstvisible="3" %)
	1784	+(((
	1785	+(% _msthash="903327" _msttexthash="393341" _mstvisible="4" %)
	1786	+(% _mstvisible="6" style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
1055	1055	)))
1056		-* (((
1057		-(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
	1788	+* (% _mstvisible="3" %)
	1789	+(((
	1790	+(% _msthash="903328" _msttexthash="394576" _mstvisible="4" %)
	1791	+(% _mstvisible="6" style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
1058	1058	)))
1059		-* (((
1060		-(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
	1793	+* (% _mstvisible="3" %)
	1794	+(((
	1795	+(% _msthash="903329" _msttexthash="393913" _mstvisible="4" %)
	1796	+(% _mstvisible="6" style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
1061	1061	)))
1062		-* (((
1063		-(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
	1798	+* (% _mstvisible="3" %)
	1799	+(((
	1800	+(% _msthash="903330" _msttexthash="399087" _mstvisible="4" %)
	1801	+(% _mstvisible="6" style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
1064	1064	)))
1065		-* (((
1066		-(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
	1803	+* (% _mstvisible="3" %)
	1804	+(((
	1805	+(% _msthash="903331" _msttexthash="395109" _mstvisible="4" %)
	1806	+(% _mstvisible="6" style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
1067	1067	)))
1068		-* (((
1069		-(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
	1808	+* (% _mstvisible="3" %)
	1809	+(((
	1810	+(% _msthash="903332" _msttexthash="400842" _mstvisible="4" %)
	1811	+(% _mstvisible="6" style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
1070	1070	)))
1071		-* (((
1072		-(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
	1813	+* (% _mstvisible="3" %)
	1814	+(((
	1815	+(% _msthash="903333" _msttexthash="396487" _mstvisible="4" %)
	1816	+(% _mstvisible="6" style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
1073	1073	)))
1074		-* (((
1075		-(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
	1818	+* (% _mstvisible="3" %)
	1819	+(((
	1820	+(% _msthash="903334" _msttexthash="390923" _mstvisible="4" %)
	1821	+(% _mstvisible="6" style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
1076	1076	)))
1077	1077
	1824	+(% _mstvisible="1" %)
1078	1078	(((
1079		-(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1826	+(% _msthash="506269" _msttexthash="443495" _mstvisible="2" %)
	1827	+(% _mstvisible="4" style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
1080	1080	)))
1081	1081
1082		-* (((
1083		-(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1830	+(% _mstvisible="1" %)
	1831	+* (% _mstvisible="3" %)
	1832	+(((
	1833	+(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
	1834	+(% _mstvisible="6" style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1835	+
	1836	+
	1837	+(% _msthash="903335" _msttexthash="720135" _mstvisible="4" %)
	1838	+
1084	1084	)))
1085	1085
1086		-= 7. Packing Info =
	1841	+(% _mstvisible="1" %)
	1842	+= (% _msthash="233363" _msttexthash="211237" _mstvisible="3" %)8. Packing Info(%%) =
1087	1087
	1844	+(% _mstvisible="1" %)
1088	1088	(((
1089		-**Package Includes**:
	1846	+(% _msthash="506270" _msttexthash="295386" _mstvisible="2" %)
	1847	+(% _mstvisible="3" %)**Package Includes**(%%):
1090	1090	)))
1091	1091
1092		-* (((
	1850	+(% _mstvisible="1" %)
	1851	+* (% _mstvisible="3" %)
	1852	+(((
	1853	+(% _msthash="903336" _msttexthash="1033149" _mstvisible="4" %)
1093	1093	LHT65N Temperature & Humidity Sensor x 1
1094	1094	)))
1095		-* (((
	1856	+* (% _mstvisible="3" %)
	1857	+(((
	1858	+(% _msthash="903337" _msttexthash="242567" _mstvisible="4" %)
1096	1096	Program cable x 1
1097	1097	)))
1098		-* (((
	1861	+* (% _mstvisible="3" %)
	1862	+(((
	1863	+(% _msthash="903338" _msttexthash="544167" _mstvisible="4" %)
1099	1099	Optional external sensor
1100	1100	)))
1101	1101
	1867	+(% _mstvisible="1" %)
1102	1102	(((
1103		-**Dimension and weight**:
	1869	+(% _msthash="506271" _msttexthash="403858" _mstvisible="2" %)
	1870	+(% _mstvisible="3" %)**Dimension and weight**(%%):
1104	1104	)))
1105	1105
1106		-* (((
	1873	+(% _mstvisible="1" %)
	1874	+* (% _mstvisible="3" %)
	1875	+(((
	1876	+(% _msthash="903339" _msttexthash="391807" _mstvisible="4" %)
1107	1107	Device Size:  13.5 x 7 x 3 cm
1108	1108	)))
1109		-* (((
	1879	+* (% _mstvisible="3" %)
	1880	+(((
	1881	+(% _msthash="903340" _msttexthash="285298" _mstvisible="4" %)
1110	1110	Device Weight: 105g
1111	1111	)))
1112		-* (((
	1884	+* (% _mstvisible="3" %)
	1885	+(((
	1886	+(% _msthash="903341" _msttexthash="562926" _mstvisible="4" %)
1113	1113	Package Size / pcs : 14.5 x 8 x 5 cm
1114	1114	)))
1115		-* (((
	1889	+* (% _mstvisible="3" %)
	1890	+(((
	1891	+(% _msthash="903342" _msttexthash="227084" _mstvisible="4" %)
1116	1116	Weight / pcs : 170g
1117	1117	)))
1118	1118
1119		-= 8. FCC Warning =
	1895	+= 9. Reference =
1120	1120
	1897	+* [[Datasheet, Photos, Decoder, Firmware>>https://www.dropbox.com/home/Products_Public_Document/LoRaWAN%20End%20Node/LHT65N%20Temperature%20%26%20Humidity%20Sensor]]
	1898	+
	1899	+= 10. FCC Warning =
	1900	+
	1901	+(% _mstvisible="1" %)
1121	1121	(((
	1903	+(% _msthash="506272" _msttexthash="6034353" _mstvisible="2" %)
1122	1122	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1123	1123	)))
1124	1124
	1907	+(% _mstvisible="1" %)
1125	1125	(((
	1909	+(% _msthash="506273" _msttexthash="44097638" _mstvisible="2" %)
1126	1126	(1) This device may not cause harmful interference；
1127	1127	)))
1128	1128
	1913	+(% _mstvisible="1" %)
1129	1129	(((
	1915	+(% _msthash="506274" _msttexthash="7559773" _mstvisible="2" %)
1130	1130	(2) this device must accept any interference received, including interference that may cause undesired operation.
1131	1131	)))