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Details

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Author

...	...	@@ -1,1 +1,1 @@
1		-XWiki.Xiaoling
	1	+XWiki.Bei

Content

...	...	@@ -1,35 +1,54 @@
1	1	(% style="text-align:center" %)
2		-[[image:image-20220523115324-1.jpeg||height="500" width="500"]]
	2	+[[image:image-20220523115324-1.jpeg||_mstalt="469677" height="317" width="317"]]
3	3
4	4
5		-**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
	5	+(% _msthash="315237" _msttexthash="1697033" %)**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6	6
7	7
8	8
9		-**Table of Contents：**
10	10
	10	+(% _msthash="315238" _msttexthash="18964465" %)**Table of Contents：**
	11	+
11	11	{{toc/}}
12	12
13	13
14	14
15		-= 1.Introduction =
16	16
17		-== 1.1 What is LHT65N Temperature & Humidity Sensor ==
	17	+= (% _msthash="277498" _msttexthash="253045" %)1. Introduction(%%) =
18	18
	19	+== (% _msthash="1532895" _msttexthash="1426958" %)1.1 What is LHT65N Temperature & Humidity Sensor(%%) ==
19	19
	21	+(((
	22	+(% _msthash="506051" _msttexthash="24333127" %)
20	20	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**(%%)**.**
	24	+)))
21	21
	26	+(((
	27	+(% _msthash="506052" _msttexthash="66005810" %)
22	22	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.
	29	+)))
23	23
	31	+(((
	32	+(% _msthash="506053" _msttexthash="4298047" %)
24	24	LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
	34	+)))
25	25
	36	+(((
	37	+(% _msthash="506054" _msttexthash="6016374" %)
26	26	LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
	39	+)))
27	27
	41	+(((
	42	+(% _msthash="506055" _msttexthash="17023136" %)
28	28	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.
	44	+)))
29	29
	46	+(((
	47	+(% _msthash="506056" _msttexthash="5557097" %)
30	30	*The actual battery life depends on how often to send data, please see the battery analyzer chapter.
	49	+)))
31	31
32		-== 1.2 Features ==
	51	+== (% _msthash="182559" _msttexthash="163319" %)1.2 Features(%%) ==
33	33
34	34	* Wall mountable
35	35	* LoRaWAN v1.0.3 Class A protocol
...	...	@@ -43,883 +43,1245 @@
43	43	* Tri-color LED to indicate working status
44	44	* Datalog feature
45	45
46		-== 1.3 Specification ==
	65	+== (% _msthash="323570" _msttexthash="297635" %)1.3 Specification(%%) ==
47	47
48		-**Built-in Temperature Sensor:**
	67	+(((
	68	+(% _msthash="506057" _msttexthash="671437" %)**Built-in Temperature Sensor:**
	69	+)))
49	49
50		-* Resolution: 0.01 °C
51		-* Accuracy Tolerance : Typ ±0.3 °C
52		-* Long Term Drift: < 0.02 °C/yr
53		-* Operating Range: -40 ~~ 85 °C
	71	+* (((
	72	+(% _msthash="902993" _msttexthash="294424" %)
	73	+Resolution: 0.01 °C
	74	+)))
	75	+* (((
	76	+(% _msthash="902994" _msttexthash="690664" %)
	77	+Accuracy Tolerance : Typ ±0.3 °C
	78	+)))
	79	+* (((
	80	+(% _msthash="902995" _msttexthash="504647" %)
	81	+Long Term Drift: < 0.02 °C/yr
	82	+)))
	83	+* (((
	84	+(% _msthash="902996" _msttexthash="478257" %)
	85	+Operating Range: -40 ~~ 85 °C
	86	+)))
54	54
55		-**Built-in Humidity Sensor:**
	88	+(((
	89	+(% _msthash="506058" _msttexthash="544453" %)**Built-in Humidity Sensor:**
	90	+)))
56	56
57		-* Resolution: 0.04 %RH
58		-* Accuracy Tolerance : Typ ±3 %RH
59		-* Long Term Drift: < 0.02 °C/yr
60		-* Operating Range: 0 ~~ 96 %RH
	92	+* (((
	93	+(% _msthash="902997" _msttexthash="282438" %)
	94	+Resolution: 0.04 %RH
	95	+)))
	96	+* (((
	97	+(% _msthash="902998" _msttexthash="628771" %)
	98	+Accuracy Tolerance : Typ ±3 %RH
	99	+)))
	100	+* (((
	101	+(% _msthash="902999" _msttexthash="504647" %)
	102	+Long Term Drift: < 0.02 °C/yr
	103	+)))
	104	+* (((
	105	+(% _msthash="903000" _msttexthash="421291" %)
	106	+Operating Range: 0 ~~ 96 %RH
	107	+)))
61	61
62		-**External Temperature Sensor:**
	109	+(((
	110	+(% _msthash="506059" _msttexthash="680537" %)**External Temperature Sensor:**
	111	+)))
63	63
64		-* Resolution: 0.0625 °C
65		-* ±0.5°C accuracy from -10°C to +85°C
66		-* ±2°C accuracy from -55°C to +125°C
67		-* Operating Range: -55 °C ~~ 125 °C
	113	+* (((
	114	+(% _msthash="903001" _msttexthash="332254" %)
	115	+Resolution: 0.0625 °C
	116	+)))
	117	+* (((
	118	+(% _msthash="903002" _msttexthash="782600" %)
	119	+±0.5°C accuracy from -10°C to +85°C
	120	+)))
	121	+* (((
	122	+(% _msthash="903003" _msttexthash="729482" %)
	123	+±2°C accuracy from -55°C to +125°C
	124	+)))
	125	+* (((
	126	+(% _msthash="903004" _msttexthash="592540" %)
	127	+Operating Range: -55 °C ~~ 125 °C
	128	+)))
68	68
69		-= 2. Connect LHT65N to IoT Server =
	130	+= (% _msthash="655759" _msttexthash="618618" %)2. Connect LHT65N to IoT Server(%%) =
70	70
71		-== 2.1 How does LHT65N work? ==
	132	+== (% _msthash="462371" _msttexthash="410332" %)2.1 How does LHT65N work?(%%) ==
72	72
	134	+(((
	135	+(% _msthash="506060" _msttexthash="28254538" %)
73	73	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.
	137	+)))
74	74
	139	+(((
	140	+(% _msthash="506061" _msttexthash="48200724" %)
75	75	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.
	142	+)))
76	76
	144	+== (% _msthash="514384" _msttexthash="458666" %)2.2 How to Activate LHT65N?(%%) ==
77	77
78		-== 2.2 How to Activate LHT65N? ==
79		-
	146	+(% _msthash="315239" _msttexthash="748241" %)
80	80	The LHT65N has two working modes:
81	81
82	82	* **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
83	83	* **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.
84	84
	152	+(((
	153	+(% _msthash="506062" _msttexthash="6036823" %)
85	85	The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
	155	+)))
86	86
87		-[[image:image-20220515123819-1.png||height="379" width="317"]]
	157	+[[image:image-20220515123819-1.png||_mstalt="430742" height="379" width="317"]]
88	88
89		-(% border="1" %)
90		-|**Behavior on ACT**|**Function**|**Action**
91		-|**Pressing ACT between 1s < time < 3s**|Test uplink status|If LHT65N is already Joined to the LoRaWAN network, LHT65N will send an uplink packet, if LHT65N has an external sensor connected, blue led will blink once. If LHT65N has no external sensor, red led will blink once.
92		-|**Pressing ACT for more than 3s**|Active Device|green led will fast blink 5 times, LHT65N will enter working mode and start to JOIN LoRaWAN network. green led will solid turn on for 5 seconds after join in network.
93		-|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
	159	+[[image:image-20220525110604-2.png||_mstalt="427531"]]
94	94
95		-== 2.3 Example to join LoRaWAN network ==
	161	+== (% _msthash="882726" _msttexthash="838526" %)2.3 Example to join LoRaWAN network(%%) ==
96	96
97		-(% class="wikigeneratedid" %)
	163	+(% _msthash="315240" _msttexthash="9205482" class="wikigeneratedid" %)
98	98	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.
99	99
100	100	(% class="wikigeneratedid" %)
101		-[[image:image-20220522232442-1.png||height="387" width="648"]]
	167	+[[image:image-20220522232442-1.png||_mstalt="427830" height="387" width="648"]]
102	102
	169	+(% _msthash="315241" _msttexthash="10802155" %)
103	103	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:
104	104
105	105
106		-=== 2.3.1 Step 1: Create Device n TTN ===
	173	+=== (% _msthash="670592" _msttexthash="634075" %)2.3.1 Step 1: Create Device n TTN(%%) ===
107	107
	175	+(% _msthash="315242" _msttexthash="1601782" %)
108	108	Create a device in TTN V3 with the OTAA keys from LHT65N.
109	109
	178	+(% _msthash="315243" _msttexthash="3694444" %)
110	110	Each LHT65N is shipped with a sticker with its device EUI, APP Key and APP EUI as below:
111	111
112		-[[image:image-20220522232812-2.png||height="219" width="279"]]
	181	+[[image:image-20220522232812-2.png||_mstalt="428467" height="219" width="279"]]
113	113
	183	+(% _msthash="315244" _msttexthash="3659149" %)
114	114	User can enter these keys in the LoRaWAN Server portal. Below is TTN V3 screenshot:
115	115
	186	+(% _msthash="315245" _msttexthash="642889" %)
116	116	Add APP EUI in the application.
117	117
118		-[[image:image-20220522232916-3.png]]
	189	+[[image:image-20220522232916-3.png||_mstalt="430495"]]
119	119
	191	+[[image:image-20220522232932-4.png||_mstalt="430157"]]
120	120
121		-[[image:image-20220522232932-4.png]]
	193	+[[image:image-20220522232954-5.png||_mstalt="431847"]]
122	122
123		-
124		-[[image:image-20220522232954-5.png]]
125		-
	195	+(% _msthash="315246" _msttexthash="878800" %)
126	126	Note: LHT65N use same payload as LHT65.
127	127
128		-[[image:image-20220522233026-6.png]]
	198	+[[image:image-20220522233026-6.png||_mstalt="429403"]]
129	129
130	130
	201	+(% _msthash="315247" _msttexthash="595543" %)
131	131	Input APP EUI,  APP KEY and DEV EUI:
132	132
133		-[[image:image-20220522233118-7.png]]
	204	+[[image:image-20220522233118-7.png||_mstalt="430430"]]
134	134
135	135
136		-=== 2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds. ===
	207	+=== (% _msthash="3537456" _msttexthash="3448549" %)2.3.2 Step 2: Activate LHT65N by pressing the ACT button for more than 5 seconds.(%%) ===
137	137
	209	+(% _msthash="315248" _msttexthash="14452321" %)
138	138	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.
139	139
140		-[[image:image-20220522233300-8.png]]
	212	+[[image:image-20220522233300-8.png||_mstalt="428389" height="219" width="722"]]
141	141
142	142
143		-== 2.4 Uplink Payload ==
	215	+== (% _msthash="320879" _msttexthash="294970" %)2.4 Uplink Payload(%%) ==
144	144
145		-The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
	217	+(% _msthash="315249" _msttexthash="7722962" %)
	218	+The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and (% style="color:#4f81bd" %)**every 20 minutes**(%%) send one uplink by default.
146	146
147		-After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
	220	+(% _msthash="315250" _msttexthash="1322711" %)
	221	+After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
148	148
	223	+(% border="1" style="background-color:#ffffcc; color:green; width:426px" %)
	224	+|(% style="width:97px" %)(((
	225	+(% _msthash="1817478" _msttexthash="161122" %)**Size(bytes)**
	226	+)))|(% style="width:39px" %)(((
	227	+(% _msthash="1817479" _msttexthash="4550" %)**2**
	228	+)))|(% style="width:100px" %)(((
	229	+(% _msthash="1817480" _msttexthash="4550" %)**2**
	230	+)))|(% style="width:77px" %)(((
	231	+(% _msthash="1817481" _msttexthash="4550" %)**2**
	232	+)))|(% style="width:47px" %)(((
	233	+(% _msthash="1817482" _msttexthash="4459" %)**1**
	234	+)))|(% style="width:51px" %)(((
	235	+(% _msthash="1817483" _msttexthash="4732" %)**4**
	236	+)))
	237	+|(% style="width:97px" %)(((
	238	+(% _msthash="1817484" _msttexthash="60203" %)**Value**
	239	+)))|(% style="width:39px" %)(((
	240	+[[BAT>>||anchor="H2.4.2BAT-BatteryInfo" _msthash="1817485" _msttexthash="22594"]]
	241	+)))|(% style="width:100px" %)(((
	242	+(((
	243	+[[Built-In Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224742" _msttexthash="405769"]]
	244	+)))
	245	+)))|(% style="width:77px" %)(((
	246	+(((
	247	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2224743" _msttexthash="105872"]]
	248	+)))
149	149
150		-(% border="1" style="width:572px" %)
151		-|(% style="width:106px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:128px" %)**2**|(% style="width:103px" %)**2**|(% style="width:72px" %)**1**|(% style="width:89px" %)**4**
152		-|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
153		-[[Built-In>>path:#SHT20_Temperature]]
	250	+(((
	251	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224744" _msttexthash="117429"]]
	252	+)))
	253	+)))|(% style="width:47px" %)(((
	254	+[[Ext>>||anchor="H2.4.5Ext23" _msthash="1817486" _msttexthash="32331"]] #
	255	+)))|(% style="width:51px" %)(((
	256	+[[Ext value>>||anchor="H2.4.6Extvalue" _msthash="1817487" _msttexthash="116545"]]
	257	+)))
154	154
155		-[[Temperature>>path:#SHT20_Temperature]]
156		-)))|(% style="width:103px" %)(((
157		-[[Built-in>>path:#SHT20_Humidity]]
158		-
159		-[[Humidity>>path:#SHT20_Humidity]]
160		-)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
161		-
162	162	* The First 6 bytes: has fix meanings for every LHT65N.
163	163	* The 7th byte (EXT #): defines the external sensor model.
164		-* 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.)
	261	+* The 8(% _msthash="734721" _msttexthash="21372" %)^^th^^(%%) ~~ 11(% _msthash="734864" _msttexthash="21372" %)^^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.)
165	165
166		-=== 2.4.1 Decoder in TTN V3 ===
	263	+=== (% _msthash="360269" _msttexthash="333762" %)2.4.1 Decoder in TTN V3(%%) ===
167	167
	265	+(% _msthash="315251" _msttexthash="9786491" %)
168	168	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.
169	169
	268	+(% _msthash="315252" _msttexthash="3928483" %)
170	170	Below is the position to put the decoder and LHT65N decoder can be download from here:
171	171
172		-[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
	271	+[[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0||_msthash="315253" _msttexthash="3509064"]]
173	173
174		-[[image:image-20220522234118-10.png]]
	273	+[[image:image-20220522234118-10.png||_mstalt="451464" height="353" width="729"]]
175	175
	275	+=== (% _msthash="411411" _msttexthash="383656" %)2.4.2 BAT-Battery Info(%%) ===
176	176
177		-=== 2.4.2 BAT-Battery Info ===
178		-
	277	+(% _msthash="315254" _msttexthash="3122912" %)
179	179	These two bytes of BAT include the battery state and the actually voltage
180	180
181		-(% style="width:646px" %)
182		-|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
183		-|Value|(% style="width:272px" %)(((
184		-BAT Status
	280	+[[image:image-20220523152839-18.png||_mstalt="457613"]]
185	185
186		-00(b): Ultra Low ( BAT <= 2.50v)
	282	+[[image:image-20220522235639-1.png||_mstalt="431392" height="139" width="727"]]
187	187
188		-01(b): Low  (2.50v <=BAT <= 2.55v)
189		-
190		-10(b): OK   (2.55v <= BAT <=2.65v)
191		-
192		-11(b): Good   (BAT >= 2.65v)
193		-)))|(% style="width:214px" %)Actually BAT voltage
194		-
195		-[[image:image-20220522235639-1.png]]
196		-
	284	+(% _msthash="315255" _msttexthash="871611" %)
197	197	Check the battery voltage for LHT65N.
198	198
199	199	* BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
200	200	* Battery Voltage =0xCBF6&0x3FFF=0x0BA4=2980mV
201	201
202		-=== 2.4.3 Built-in Temperature ===
	290	+=== (% _msthash="600769" _msttexthash="565838" %)2.4.3 Built-in Temperature(%%) ===
203	203
204		-[[image:image-20220522235639-2.png]]
	292	+[[image:image-20220522235639-2.png||_mstalt="431756" height="138" width="722"]]
205	205
206	206	* Temperature:  0x0ABB/100=27.47℃
207	207
208		-[[image:image-20220522235639-3.png]]
	296	+[[image:image-20220522235639-3.png||_mstalt="432120"]]
209	209
210	210	* Temperature:  (0xF5C6-65536)/100=-26.18℃
211	211
212		-=== 2.4.4 Built-in Humidity ===
	300	+=== (% _msthash="475891" _msttexthash="445120" %)2.4.4 Built-in Humidity(%%) ===
213	213
214		-[[image:image-20220522235639-4.png]]
	302	+[[image:image-20220522235639-4.png||_mstalt="432484" height="138" width="722"]]
215	215
216	216	* Humidity:    0x025C/10=60.4%
217	217
218		-=== 2.4.5 Ext # ===
	306	+=== (% _msthash="116532" _msttexthash="87958" %)2.4.5 Ext #(%%) ===
219	219
	308	+(% _msthash="315256" _msttexthash="552240" %)
220	220	Bytes for External Sensor:
221	221
222		-(% style="width:624px" %)
223		-|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
224		-|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
225		-|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
	311	+[[image:image-20220523152822-17.png||_mstalt="454545"]]
226	226
227		-=== 2.4.6 Ext value ===
	313	+=== (% _msthash="221429" _msttexthash="200655" %)2.4.6 Ext value(%%) ===
228	228
229		-==== 2.4.6.1 Ext~=1, E3 Temperature Sensor ====
	315	+==== (% _msthash="1005901" _msttexthash="877578" %)2.4.6.1 Ext~=1, E3 Temperature Sensor(%%) ====
230	230
231		-[[image:image-20220522235639-5.png]]
	317	+[[image:image-20220522235639-5.png||_mstalt="432848"]]
232	232
233	233	* DS18B20 temp=0x0ADD/100=27.81℃
234	234
	321	+(% _msthash="315257" _msttexthash="1038479" %)
235	235	The last 2 bytes of data are meaningless
236	236
237		-[[image:image-20220522235639-6.png]]
	324	+[[image:image-20220522235639-6.png||_mstalt="433212"]]
238	238
239	239	* External temperature= (0xF54F-65536)/100=-27.37℃
240	240
	328	+(((
	329	+(% _msthash="506063" _msttexthash="1038479" %)
241	241	The last 2 bytes of data are meaningless
	331	+)))
242	242
	333	+(((
	334	+(% _msthash="506064" _msttexthash="21185632" %)
243	243	If the external sensor is 0x01, and there is no external temperature connected. The temperature will be set to 7FFF which is 327.67℃
	336	+)))
244	244
245	245
246		-==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
	339	+==== (% _msthash="1389752" _msttexthash="1234766" %)2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp(%%) ====
247	247
	341	+(% _msthash="315258" _msttexthash="41539368" %)
248	248	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:
249	249
	344	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	345	+|(% style="width:96px" %)(((
	346	+(% _msthash="1817488" _msttexthash="161122" %)**Size(bytes)**
	347	+)))|(% style="width:71px" %)(((
	348	+(% _msthash="1817489" _msttexthash="4550" %)**2**
	349	+)))|(% style="width:99px" %)(((
	350	+(% _msthash="1817490" _msttexthash="4550" %)**2**
	351	+)))|(% style="width:132px" %)(((
	352	+(% _msthash="1817491" _msttexthash="4550" %)**2**
	353	+)))|(% style="width:54px" %)(((
	354	+(% _msthash="1817492" _msttexthash="4459" %)**1**
	355	+)))|(% style="width:64px" %)(((
	356	+(% _msthash="1817493" _msttexthash="4732" %)**4**
	357	+)))
	358	+|(% style="width:96px" %)(((
	359	+(% _msthash="1817494" _msttexthash="60203" %)**Value**
	360	+)))|(% style="width:71px" %)(((
	361	+[[External temperature>>||anchor="H4.2SetExternalSensorMode" _msthash="1817495" _msttexthash="426517"]]
	362	+)))|(% style="width:99px" %)(((
	363	+(((
	364	+[[Built-In>>||anchor="H2.4.3Built-inTemperature" _msthash="2224745" _msttexthash="100464"]]
	365	+)))
250	250
251		-(% border="1" style="width:697px" %)
252		-|(% style="width:96px" %)**Size(bytes)**|(% style="width:164px" %)**2**|(% style="width:104px" %)**2**|(% style="width:106px" %)**2**|(% style="width:108px" %)**1**|(% style="width:116px" %)**4**
253		-|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
254		-[[Built-In>>path:#SHT20_Temperature]]
	367	+(((
	368	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2224746" _msttexthash="184041"]]
	369	+)))
	370	+)))|(% style="width:132px" %)(((
	371	+(((
	372	+(% _msthash="2224747" _msttexthash="136331" %)
	373	+BAT Status &
	374	+)))
255	255
256		-[[Temperature>>path:#SHT20_Temperature]]
257		-)))|(% style="width:106px" %)(((
258		-[[BAT Status &>>path:#BAT_Humidity]]
259		-
260		-[[Built-in>>path:#BAT_Humidity]]
261		-
262		-[[Humidity>>path:#BAT_Humidity]]
263		-)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
264		-[[Unix>>path:#Unix_Time_Stamp]]
265		-
266		-[[Time Stamp>>path:#Unix_Time_Stamp]]
	376	+(((
	377	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2224748" _msttexthash="311181"]]
267	267	)))
	379	+)))|(% style="width:54px" %)(((
	380	+(% _msthash="1817496" _msttexthash="147225" %)
	381	+Status & Ext
	382	+)))|(% style="width:64px" %)(((
	383	+(((
	384	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2224749" _msttexthash="227175"]]
	385	+)))
	386	+)))
268	268
269		-* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
	388	+* (% _msthash="504958" _msttexthash="857922" %)**Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
270	270
271		-(% border="1" style="width:587px" %)
272		-|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
273		-|Value|(% style="width:280px" %)(((
	390	+(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
	391	+|(% _msthash="1230918" _msttexthash="93158" style="width:65px" %)Bit(bit)|(% _msthash="1230919" _msttexthash="57954" style="width:267px" %)[15:14]|(% _msthash="1230920" _msttexthash="48022" style="width:134px" %)[11:0]
	392	+|(% _msthash="1230921" _msttexthash="60203" style="width:65px" %)Value|(% style="width:267px" %)(((
	393	+(% _msthash="1817497" _msttexthash="128427" %)
274	274	BAT Status
275	275
	396	+(% _msthash="1817498" _msttexthash="472784" %)
276	276	00(b): Ultra Low ( BAT <= 2.50v)
277	277
	399	+(% _msthash="1817499" _msttexthash="483678" %)
278	278	01(b): Low  (2.50v <=BAT <= 2.55v)
279	279
	402	+(% _msthash="1817500" _msttexthash="440791" %)
280	280	10(b): OK   (2.55v <= BAT <=2.65v)
281	281
	405	+(% _msthash="1817501" _msttexthash="334191" %)
282	282	11(b): Good   (BAT >= 2.65v)
283		-)))|(% style="width:136px" %)(((
284		-[[Built-in Humidity>>path:#SHT20_Humidity]]
	407	+)))|(% style="width:134px" %)(((
	408	+[[Built-in Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="1817502" _msttexthash="311181"]]
285	285
286	286
287	287	)))
288	288
289		-* **Status & Ext Byte**
	413	+* (% _msthash="504959" _msttexthash="245037" %)**Status & Ext Byte**
290	290
291		-(% border="1" style="width:732px" %)
292		-|(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**
293		-|(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)(((
294		-Ext:
	415	+[[image:image-20220523152434-16.png||_mstalt="453921"]]
295	295
296		-0b(1001)
297		-)))
298		-
299	299	* Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
300	300	* 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.
301	301	* 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)
302	302
303		-== 2.5 Show data on Datacake ==
	421	+== (% _msthash="487097" _msttexthash="454818" %)2.5 Show data on Datacake(%%) ==
304	304
	423	+(% _msthash="315259" _msttexthash="20933341" %)
305	305	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:
306	306
	426	+(((
	427	+(% _msthash="506065" _msttexthash="4753983" %)
307	307	**Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
	429	+)))
308	308
	431	+(((
	432	+(% _msthash="506066" _msttexthash="14696682" %)
309	309	**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.
	434	+)))
310	310
311		-
	436	+(((
	437	+(% _msthash="506067" _msttexthash="180297" %)
312	312	Add Datacake:
	439	+)))
313	313
314		-[[image:image-20220523000825-7.png||height="262" width="583"]]
	441	+[[image:image-20220523000825-7.png||_mstalt="429884" height="262" width="583"]]
315	315
316	316
	444	+(% _msthash="315260" _msttexthash="750178" %)
317	317	Select default key as Access Key:
318	318
319		-[[image:image-20220523000825-8.png||height="453" width="406"]]
	447	+[[image:image-20220523000825-8.png||_mstalt="430248" height="453" width="406"]]
320	320
321		-
	449	+(% _msthash="315261" _msttexthash="2134964" %)
322	322	In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
323	323
324		-[[image:image-20220523000825-9.png||height="366" width="392"]]
	452	+[[image:image-20220523000825-9.png||_mstalt="430612" height="366" width="392"]]
325	325
	454	+[[image:image-20220523000825-10.png||_mstalt="450619" height="413" width="728"]]
326	326
	456	+== (% _msthash="350454" _msttexthash="323544" %)2.6 Datalog Feature(%%) ==
327	327
328		-[[image:image-20220523000825-10.png||height="432" width="762"]]
	458	+(% _msthash="315262" _msttexthash="32283004" %)
	459	+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.
329	329
	461	+=== (% _msthash="886158" _msttexthash="842426" %)2.6.1 Ways to get datalog via LoRaWAN(%%) ===
330	330
331		-== 2.6 Datalog Feature ==
	463	+(% _msthash="315263" _msttexthash="409604" %)
	464	+There are two methods:
332	332
333		-This feature is always enabled. When user wants to retrieve the sensor value, he can send a poll command from the IoT platform to ask LHT65N to send the value in the required time slot.
	466	+1. IoT Server sends a downlink LoRaWAN command to [[poll the value>>||anchor="H2.6.4Pollsensorvalue"]] for specify time range.
	467	+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.
334	334
335		-=== 2.6.1 Unix TimeStamp ===
	469	+=== (% _msthash="369915" _msttexthash="342797" %)2.6.2 Unix TimeStamp(%%) ===
336	336
	471	+(% _msthash="315264" _msttexthash="1182285" %)
337	337	LHT65N uses Unix TimeStamp format based on
338	338
339		-[[image:image-20220523001219-11.png||height="97" width="627"]]
	474	+[[image:image-20220523001219-11.png||_mstalt="450450" height="97" width="627"]]
340	340
341	341
	477	+(((
	478	+(% _msthash="506068" _msttexthash="2717234" %)
342	342	User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
	480	+)))
343	343
	482	+(((
	483	+(% _msthash="506069" _msttexthash="709813" %)
344	344	Below is the converter example
	485	+)))
345	345
346		-[[image:image-20220523001219-12.png||height="302" width="730"]]
	487	+[[image:image-20220523001219-12.png||_mstalt="450827" height="298" width="720"]]
347	347
	489	+(% _msthash="315265" _msttexthash="15137317" %)
348	348	So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
349	349
	492	+=== (% _msthash="359294" _msttexthash="332748" %)2.6.3 Set Device Time(%%) ===
350	350
351		-=== 2.6.2 Set Device Time ===
352		-
	494	+(((
	495	+(% _msthash="506070" _msttexthash="4521946" %)
353	353	There are two ways to set device’s time:
	497	+)))
354	354
355		-**~1. Through LoRaWAN MAC Command (Default settings)**
	499	+(((
	500	+(% _msthash="506071" _msttexthash="1498471" %)**1. Through LoRaWAN MAC Command (Default settings)**
	501	+)))
356	356
	503	+(((
	504	+(% _msthash="506072" _msttexthash="2126267" %)
357	357	User need to set SYNCMOD=1 to enable sync time via MAC command.
	506	+)))
358	358
	508	+(((
	509	+(% _msthash="506073" _msttexthash="54430324" %)
359	359	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).
	511	+)))
360	360
	513	+(((
	514	+(% _msthash="506074" _msttexthash="92531127" %)
361	361	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.
	516	+)))
362	362
	518	+(((
	519	+
	520	+)))
363	363
364		-**2. Manually Set Time**
	522	+(((
	523	+(% _msthash="506075" _msttexthash="329719" %)**2. Manually Set Time**
	524	+)))
365	365
	526	+(((
	527	+(% _msthash="506076" _msttexthash="7889297" %)
366	366	User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
	529	+)))
367	367
	531	+=== (% _msthash="460759" _msttexthash="430001" %)2.6.4 Poll sensor value(%%) ===
368	368
369		-=== 2.6.3 Poll sensor value ===
370		-
	533	+(% _msthash="315266" _msttexthash="4955821" %)
371	371	User can poll sensor value based on timestamps from the server. Below is the downlink command.
372	372
	536	+[[image:image-20220523152302-15.png||_mstalt="451581"]]
373	373
374		-(% border="1" style="width:454px" %)
375		-|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
376		-|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
377		-
	538	+(((
	539	+(% _msthash="506077" _msttexthash="14670916" %)
378	378	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.
	541	+)))
379	379
	543	+(((
	544	+For example, downlink command (% _mstmutation="1" %)**31 5FC5F350 5FC6 0160 05**(% style="display:none" %)
	545	+)))
380	380
381		-For example, downlink command 31 5FC5F350 5FC6 0160 05
382		-
	547	+(((
	548	+(% _msthash="506079" _msttexthash="6907459" %)
383	383	Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
	550	+)))
384	384
	552	+(((
	553	+(% _msthash="506080" _msttexthash="23531573" %)
385	385	Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
	555	+)))
386	386
387	387
388		-=== 2.6.4 Datalog Uplink payload ===
	558	+=== (% _msthash="650923" _msttexthash="614185" %)2.6.5 Datalog Uplink payload(%%) ===
389	389
	560	+(% _msthash="315267" _msttexthash="2245087" %)
390	390	The Datalog poll reply uplink will use below payload format.
391	391
	563	+(((
	564	+(% _msthash="506081" _msttexthash="451581" %)**Retrieval data payload**
	565	+)))
392	392
393		-Retrieval data payload
	567	+(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
	568	+|(% style="width:93px" %)(((
	569	+(((
	570	+(% _msthash="2224750" _msttexthash="161122" %)**Size(bytes)**
	571	+)))
	572	+)))|(% style="width:71px" %)(((
	573	+(((
	574	+(% _msthash="2224751" _msttexthash="4550" %)**2**
	575	+)))
	576	+)))|(% style="width:102px" %)(((
	577	+(((
	578	+(% _msthash="2224752" _msttexthash="4550" %)**2**
	579	+)))
	580	+)))|(% style="width:86px" %)(((
	581	+(((
	582	+(% _msthash="2224753" _msttexthash="4550" %)**2**
	583	+)))
	584	+)))|(% style="width:86px" %)(((
	585	+(((
	586	+(% _msthash="2224754" _msttexthash="4459" %)**1**
	587	+)))
	588	+)))|(% style="width:48px" %)(((
	589	+(((
	590	+(% _msthash="2224755" _msttexthash="4732" %)**4**
	591	+)))
	592	+)))
	593	+|(% style="width:93px" %)(((
	594	+(((
	595	+(% _msthash="2224756" _msttexthash="60203" %)**Value**
	596	+)))
	597	+)))|(% style="width:71px" %)(((
	598	+(((
	599	+[[External sensor data>>||anchor="H2.4.6Extvalue" _msthash="2224757" _msttexthash="386672"]]
	600	+)))
	601	+)))|(% style="width:102px" %)(((
	602	+(((
	603	+(((
	604	+[[Built In>>||anchor="H2.4.3Built-inTemperature" _msthash="2671864" _msttexthash="91065"]]
	605	+)))
	606	+)))
394	394
395		-(% border="1" %)
396		-|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
397		-|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
398		-[[Built-In>>path:#SHT20_Temperature]]
	608	+(((
	609	+(((
	610	+[[Temperature>>||anchor="H2.4.3Built-inTemperature" _msthash="2671865" _msttexthash="184041"]]
	611	+)))
	612	+)))
	613	+)))|(% style="width:86px" %)(((
	614	+(((
	615	+(((
	616	+[[Built-in>>||anchor="H2.4.4Built-inHumidity" _msthash="2671866" _msttexthash="105872"]]
	617	+)))
	618	+)))
399	399
400		-[[Temperature>>path:#SHT20_Temperature]]
401		-)))|(((
402		-[[Built-in>>path:#SHT20_Humidity]]
	620	+(((
	621	+(((
	622	+[[Humidity>>||anchor="H2.4.4Built-inHumidity" _msthash="2671867" _msttexthash="117429"]]
	623	+)))
	624	+)))
	625	+)))|(% style="width:86px" %)(((
	626	+(((
	627	+(% _msthash="2224758" _msttexthash="390390" %)
	628	+Poll message flag & Ext
	629	+)))
	630	+)))|(% style="width:48px" %)(((
	631	+(((
	632	+(((
	633	+[[Unix Time Stamp>>||anchor="H2.6.2UnixTimeStamp" _msthash="2671868" _msttexthash="227175"]]
	634	+)))
	635	+)))
403	403
404		-[[Humidity>>path:#SHT20_Humidity]]
405		-)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
406		-[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
407		-
	637	+(((
	638	+(((
408	408
409	409	)))
	641	+)))
	642	+)))
410	410
411		-Poll message flag & Ext
	644	+(% _msthash="315268" _msttexthash="390390" %)**Poll message flag & Ext**
412	412
	646	+[[image:image-20220523152208-14.png||_mstalt="452920"]]
413	413
414		-(% border="1" %)
415		-|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
416		-|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
417		-Ext:
	648	+(((
	649	+(((
	650	+(% _msthash="736723" _msttexthash="2005003" %)
	651	+Poll Message Flag: 1: This message is a poll message reply.
	652	+)))
	653	+)))
418	418
419		-0b(1001)
	655	+* (((
	656	+(((
	657	+(% _msthash="1197157" _msttexthash="561548" %)
	658	+Poll Message Flag is set to 1.
420	420	)))
	660	+)))
	661	+* (((
	662	+(((
	663	+(% _msthash="1197158" _msttexthash="9284964" %)
	664	+Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
	665	+)))
	666	+)))
421	421
422		-Poll Message Flag: 1: This message is a poll message reply.
423		-
424		-* Poll Message Flag is set to 1.
425		-* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
426		-
	668	+(((
	669	+(((
	670	+(% _msthash="736724" _msttexthash="2242344" %)
427	427	For example, in US915 band, the max payload for different DR is:
	672	+)))
	673	+)))
428	428
429		-a)      DR0: max is 11 bytes so one entry of data
	675	+(((
	676	+(((
	677	+(% _msthash="736725" _msttexthash="1065532" %)
	678	+a) DR0: max is 11 bytes so one entry of data
	679	+)))
	680	+)))
430	430
431		-b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
	682	+(((
	683	+(((
	684	+(% _msthash="736726" _msttexthash="3265665" %)
	685	+b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
	686	+)))
	687	+)))
432	432
433		-c)      DR2: total payload includes 11 entries of data
	689	+(((
	690	+(((
	691	+(% _msthash="736727" _msttexthash="1454115" %)
	692	+c) DR2: total payload includes 11 entries of data
	693	+)))
	694	+)))
434	434
435		-d)      DR3: total payload includes 22 entries of data.
	696	+(((
	697	+(((
	698	+(% _msthash="736728" _msttexthash="1483924" %)
	699	+d) DR3: total payload includes 22 entries of data.
	700	+)))
	701	+)))
436	436
	703	+(((
	704	+(((
	705	+(% _msthash="736729" _msttexthash="5848349" %)
437	437	If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0
	707	+)))
	708	+)))
438	438
439	439
440		-**Example:**
	711	+(% _msthash="315269" _msttexthash="104767" %)**Example:**
441	441
	713	+(% _msthash="315270" _msttexthash="913822" %)
442	442	If LHT65N has below data inside Flash:
443	443
444		-Flash Addr   |Unix Time | Ext | BAT voltage|  Value
	716	+[[image:image-20220523144455-1.png||_mstalt="430040" height="335" width="735"]]
445	445
446		-80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
	718	+(((
	719	+(% _msthash="506082" _msttexthash="1663961" %)
	720	+If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
	721	+)))
447	447
448		-80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
449		-
450		-8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
451		-
452		-8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
453		-
454		-8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
455		-
456		-8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
457		-
458		-8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
459		-
460		-8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
461		-
462		-
463		-If user sends below downlink command:
464		-
465		-3160065F9760066DA705
466		-
	723	+(((
	724	+(% _msthash="506083" _msttexthash="1092494" %)
467	467	Where : Start time: 60065F97 = time 21/1/19 04:27:03
	726	+)))
468	468
	728	+(((
	729	+(% _msthash="506084" _msttexthash="737269" %)
469	469	Stop time 60066DA7= time 21/1/19 05:27:03
	731	+)))
470	470
	733	+(((
	734	+
	735	+)))
471	471
	737	+(((
	738	+(% _msthash="506085" _msttexthash="751218" %)
472	472	LHT65N will uplink this payload.
	740	+)))
473	473
474		-[[image:image-20220523001219-13.png||height="421" width="727"]]
	742	+[[image:image-20220523001219-13.png||_mstalt="451204" height="421" width="727"]]
475	475
	744	+(% _msthash="315271" _msttexthash="12012546" %)
476	476	7FFF089801464160065F977FFF088E014B41600660097FFF0885014E41600660667FFF0875015141600662BE7FFF086B015541600665167FFF08660155416006676E7FFF085F015A41600669C67FFF0857015D4160066C1E
477	477
478		-Where the first 11 bytes is for the first entry:
	747	+(% _msthash="315272" _msttexthash="95618250" %)
	748	+其中，前 11 个字节表示第一个条目：
479	479
	750	+(% _msthash="315273" _msttexthash="274846" %)
480	480	7FFF089801464160065F97
481	481
482		-Ext sensor data=0x7FFF/100=327.67
	753	+(% _msthash="315274" _msttexthash="23352186" %)
	754	+外部传感器数据=0x7FFF/100=327.67
483	483
484		-Temp=0x0898/100=22.00
	756	+(% _msthash="315275" _msttexthash="5286827" %)
	757	+温度=0x0898/100=22.00
485	485
486		-Hum=0x0146/10=32.6
	759	+(% _msthash="315276" _msttexthash="7131241" %)
	760	+嗡嗡声=0x0146/10=32.6
487	487
488		-poll message flag & Ext=0x41,means reply data,Ext=1
	762	+(% _msthash="315277" _msttexthash="118235416" %)
	763	+轮询消息标志 & Ext=0x41，表示回复数据，Ext=1
489	489
490		-Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
	765	+(% _msthash="315278" _msttexthash="95647201" %)
	766	+Unix 时间是 0x60065F97=1611030423s=21/1/19 04：27：03
491	491
492	492
493		-== 2.7 Alarm Mode ==
	769	+== (% _msthash="197717" _msttexthash="16752736" %)2.7 报警模式(%%) ==
494	494
495		-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.
	771	+(% _msthash="315279" _msttexthash="614443986" %)
	772	+当设备处于报警模式时，它会在短时间内检查内置传感器温度。如果温度超过预配置范围，它将立即发送上行链路。
496	496
	774	+(((
	775	+(% _msthash="506086" _msttexthash="304704764" style="color:red" %)注意：报警模式会增加一点功耗，我们建议在启用此功能时延长正常读取时间。
	776	+)))
497	497
498		-Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
	778	+(% _msthash="315280" _msttexthash="38172992" %)**报警模式的 AT 命令：**
499	499
	780	+(% class="box infomessage" %)
	781	+(((
	782	+(% _istranslated="1" _mstmutation="1" %)**AT+WMOD=1**(%%)：启用/禁用报警模式。（0：禁用，1：启用）
500	500
501		-AT Commands for Alarm mode:
	784	+(% _msthash="506088" _msttexthash="258873758" %)
	785	+(% _istranslated="1" %)**AT+CITEMP=1**(%%)：检查警报温度的时间间隔。（单位：分钟）
502	502
503		-**AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
	787	+(% _msthash="506089" _msttexthash="154134227" %)
	788	+(% _istranslated="1" %)**AT+ARTEMP**(%%)： 获取或设置内部温度传感器报警范围
504	504
505		-**AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
	790	+(% _istranslated="1" _mstmutation="1" %)**AT+ARTEMP=？ **(%%)：获取内部温度传感器报警范围(% style="display:none" %)
506	506
	792	+(% _msthash="506091" _msttexthash="225614246" %)
	793	+(% _istranslated="1" %)**AT+ARTEMP=45，105**(%%)：将内部温度传感器报警范围设置为 45 至 105。
	794	+)))
507	507
	796	+== ==
508	508
509		-== 2.8 LED Indicator ==
	798	+== (% _msthash="276471" _msttexthash="12239526" %)2.8 指示灯(%%) ==
510	510
511		-The LHT65N has a triple color LED which for easy shows different stage.
	800	+(((
	801	+(% _msthash="506092" _msttexthash="130028808" %)
	802	+LHT65N具有三色LED，可轻松显示不同的舞台。
	803	+)))
512	512
513		-While pressing ACT button, the LED will work as per LED status with ACT button.
	805	+(((
	806	+(% _msthash="506093" _msttexthash="151611343" %)
	807	+按下 ACT 按钮时，LED 将按照带有 ACT 按钮的 LED 状态工作。
	808	+)))
514	514
515		-In a normal working state:
	810	+(((
	811	+(% _msthash="506094" _msttexthash="33759063" %)
	812	+正常工作状态下：
	813	+)))
516	516
517		-* For each uplink, the BLUE LED or RED LED will blink once.
518		-* BLUE LED when an external sensor is connected
519		-* RED LED when an external sensor is not connected
520		-* For each success downlink, the PURPLE LED will blink once
	815	+* (((
	816	+(% _msthash="903005" _msttexthash="141916112" %)
	817	+对于每个上行链路，蓝色 LED 或红色 LED 将闪烁一次。
	818	+)))
	819	+* (((
	820	+(% _msthash="903006" _msttexthash="49182913" %)
	821	+连接外部传感器时的蓝色 LED
	822	+)))
	823	+* (((
	824	+(% _msthash="903007" _msttexthash="55309774" %)
	825	+未连接外部传感器时的红色 LED
	826	+)))
	827	+* (((
	828	+(% _msthash="903008" _msttexthash="126991982" %)
	829	+对于每个成功的下行链路，紫色 LED 将闪烁一次
	830	+)))
521	521
522	522	----
523	523
524		-== 2.9 Installation ==
	834	+== (% _msthash="298350" _msttexthash="8069152" %)2.9 安装(%%) ==
525	525
526		-[[image:image-20220516231650-1.png||height="436" width="428"]]
	836	+[[image:image-20220516231650-1.png||_mstalt="5390151" alt="图片-20220516231650-1.png" height="436" width="428"]]
527	527
528		-= 3. Sensors & Accessories =
	838	+= (% _msthash="528658" _msttexthash="22116432" %)3. 传感器和配件(%%) =
529	529
530		-== 3.1 E3 Temperature Probe ==
	840	+== (% _msthash="487110" _msttexthash="17620759" %)3.1 E3温度探头(%%) ==
531	531
532		-[[image:image-20220515080154-4.png||height="182" width="161"]] [[image:image-20220515080330-5.png||height="201" width="195"]]
	842	+[[image:image-20220515080154-4.png||_mstalt="5391243" alt="图片-20220515080154-4.png" height="182" width="161"]] [[image:image-20220515080330-5.png||_mstalt="5390346" alt="图片-20220515080330-5.png" height="201" width="195"]]
533	533
534	534
535		-With Temperature sensor with 2 meters cable long
	845	+(% _msthash="315354" _msttexthash="50315928" %)
	846	+带 2 米电缆长的温度传感器
536	536
537		-* Resolution: 0.0625 °C
538		-* ±0.5°C accuracy from -10°C to +85°C
539		-* ±2°C accuracy from -55°C to +125°C
540		-* Operating Range: -40 ~~ 125 °C
541		-* -55°C to 125°C
542		-* Working voltage 2.35v ~~ 5v
	848	+* 分辨率：0.0625°C
	849	+* -10°C 至 +85°C 范围内的 ±0.5°C 精度
	850	+* -55°C 至 +125°C 范围内的 ±2°C 精度
	851	+* 工作范围： -40 ~~ 125 °C
	852	+* -55°C 至 125°C
	853	+* 工作电压 2.35v ~~ 5v
543	543
544		-= 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
	855	+= (% _msthash="1745419" _msttexthash="88144758" %)4. 通过 AT 命令或 LoRaWAN 下行链路配置 LHT65N(%%) =
545	545
	857	+(((
	858	+(% _msthash="506246" _msttexthash="2005926" %)
546	546	Use can configure LHT65N via AT Command or LoRaWAN Downlink.
	860	+)))
547	547
548		-* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
549		-* LoRaWAN Downlink instruction for different platforms:
	862	+* (((
	863	+(% _msthash="903318" _msttexthash="635544" %)
	864	+AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
	865	+)))
	866	+* (((
	867	+(% _msthash="903319" _msttexthash="2004301" %)
	868	+LoRaWAN Downlink instruction for different platforms:
	869	+)))
550	550
551		-[[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]]
	871	+(((
	872	+[[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||_msthash="506247" _msttexthash="3599349"]]
	873	+)))
552	552
	875	+(((
	876	+(% _msthash="506248" _msttexthash="2144051" %)
553	553	There are two kinds of commands to configure LHT65N, they are:
	878	+)))
554	554
555		-* **General Commands**.
	880	+(((
	881	+(% _msthash="506249" _msttexthash="317850" style="color:#4f81bd" %)* **General Commands**.
	882	+)))
556	556
	884	+(((
	885	+(% _msthash="506250" _msttexthash="774527" %)
557	557	These commands are to configure:
	887	+)))
558	558
559		-* General system settings like: uplink interval.
560		-* LoRaWAN protocol & radio-related commands.
	889	+* (((
	890	+(% _msthash="903320" _msttexthash="1503580" %)
	891	+General system settings like: uplink interval.
	892	+)))
	893	+* (((
	894	+(% _msthash="903321" _msttexthash="1244334" %)
	895	+LoRaWAN protocol & radio-related commands.
	896	+)))
561	561
	898	+(((
	899	+(% _msthash="506251" _msttexthash="8343023" %)
562	562	They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
	901	+)))
563	563
564		-[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
	903	+(((
	904	+[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command||_msthash="506252" _msttexthash="3434769"]]
	905	+)))
565	565
566		-* **Commands special design for LHT65N**
	907	+(((
	908	+(% style="color:#4f81bd" %)* (% _msthash="506253" _msttexthash="792038" %)**Commands special design for LHT65N**
	909	+)))
567	567
	911	+(((
	912	+(% _msthash="506254" _msttexthash="1501357" %)
568	568	These commands are only valid for LHT65N, as below:
	914	+)))
569	569
570		-== 4.1 Set Transmit Interval Time ==
	916	+== (% _msthash="708253" _msttexthash="668772" %)4.1 Set Transmit Interval Time(%%) ==
571	571
	918	+(% _msthash="315355" _msttexthash="1659268" %)
572	572	Feature: Change LoRaWAN End Node Transmit Interval.
573	573
574		-**AT Command: AT+TDC**
	921	+(% _msthash="315356" _msttexthash="241696" %)**AT Command: AT+TDC**
575	575
576		-(% border="1" %)
577		-|**Command Example**|**Function**|**Response**
578		-|AT+TDC?|Show current transmit Interval|(((
579		-30000
	923	+[[image:image-20220523150701-2.png||_mstalt="427453"]]
580	580
581		-OK
582		-
583		-the interval is 30000ms = 30s
	925	+(((
	926	+(% _msthash="506255" _msttexthash="381992" %)**Downlink Command: 0x01**
584	584	)))
585		-|AT+TDC=60000|Set Transmit Interval|(((
586		-OK
587	587
588		-Set transmit interval to 60000ms = 60 seconds
	929	+(((
	930	+(% _msthash="506256" _msttexthash="1996592" %)
	931	+Format: Command Code (0x01) followed by 3 bytes time value.
589	589	)))
590	590
591		-**Downlink Command: 0x01**
592		-
593		-Format: Command Code (0x01) followed by 3 bytes time value.
594		-
	934	+(((
	935	+(% _msthash="506257" _msttexthash="12934649" %)
595	595	If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
	937	+)))
596	596
597		-* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
598		-* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	939	+* (((
	940	+(% _msthash="903322" _msttexthash="3250546" %)
	941	+**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
	942	+)))
	943	+* (((
	944	+(% _msthash="903323" _msttexthash="3253315" %)
	945	+**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
	946	+)))
599	599
600		-== 4.2 Set External Sensor Mode ==
	948	+== (% _msthash="614770" _msttexthash="578240" %)4.2 Set External Sensor Mode(%%) ==
601	601
	950	+(% _msthash="315357" _msttexthash="975117" %)
602	602	Feature: Change External Sensor Mode.
603	603
604		-**AT Command: AT+EXT**
	953	+(% _msthash="315358" _msttexthash="248118" %)**AT Command: AT+EXT**
605	605
606		-(% border="1" %)
607		-|**Command Example**|**Function**|**Response**
608		-|AT+EXT?|Get current external sensor mode|(((
609		-1
	955	+[[image:image-20220523150759-3.png||_mstalt="432146"]]
610	610
611		-OK
612		-
613		-External Sensor mode =1
	957	+(((
	958	+(% _msthash="506258" _msttexthash="387855" %)**Downlink Command: 0xA2**
614	614	)))
615		-|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
616		-|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
617	617
618		-**Downlink Command: 0xA2**
619		-
	961	+(((
	962	+(% _msthash="506259" _msttexthash="395629" %)
620	620	Total bytes: 2 ~~ 5 bytes
	964	+)))
621	621
622		-Example:
	966	+(((
	967	+(% _msthash="506260" _msttexthash="104767" %)**Example:**
	968	+)))
623	623
624		-* 0xA201: Set external sensor type to E1
625		-* 0xA209: Same as AT+EXT=9
626		-* 0xA20702003c,Same as AT+SETCNT=60
	970	+* (((
	971	+(% _msthash="903324" _msttexthash="934973" %)
	972	+0xA201: Set external sensor type to E1
	973	+)))
	974	+* (((
	975	+(% _msthash="903325" _msttexthash="354770" %)
	976	+0xA209: Same as AT+EXT=9
	977	+)))
	978	+* (((
	979	+(% _msthash="903326" _msttexthash="639067" %)
	980	+0xA20702003c,Same as AT+SETCNT=60
	981	+)))
627	627
628		-== 4.3 Enable/Disable uplink Temperature probe ID ==
	983	+== (% _msthash="1562483" _msttexthash="1445717" %)4.3 Enable/Disable uplink Temperature probe ID(%%) ==
629	629
	985	+(% _msthash="315359" _msttexthash="2977572" %)
630	630	Feature: If PID is enabled, device will send the temperature probe ID on:
631	631
632	632	* First Packet after OTAA Join
633	633	* Every 24 hours since the first packet.
634	634
	991	+(% _msthash="315360" _msttexthash="658814" %)
635	635	PID is default set to disable (0)
636	636
	994	+(% _msthash="315361" _msttexthash="137488" %)**AT Command:**
637	637
638		-**AT Command:**
	996	+[[image:image-20220523150928-4.png||_mstalt="431821"]]
639	639
640		-(% border="1" %)
641		-|**Command Example**|**Function**|**Response**
642		-|AT+PID=1|Enable PID uplink|OK
	998	+(% _msthash="315362" _msttexthash="298038" %)**Downlink Command:**
643	643
644		-**Downlink Command:**
	1000	+* 0xA800  **~-~->** AT+PID=0
	1001	+* 0xA801     **~-~->** AT+PID=1
645	645
646		-* 0xA800     à AT+PID=0
647		-* 0xA801     à AT+PID=1
	1003	+== (% _msthash="266344" _msttexthash="242879" %)4.4 Set Password(%%) ==
648	648
649		-== 4.4 Set Password ==
650		-
	1005	+(% _msthash="315363" _msttexthash="1170728" %)
651	651	Feature: Set device password, max 9 digits
652	652
653		-**AT Command: AT+PWORD**
	1008	+(% _msthash="315364" _msttexthash="295009" %)**AT Command: AT+PWORD**
654	654
655		-(% border="1" %)
656		-|**Command Example**|**Function**|**Response**
657		-|AT+PWORD=?|Show password|(((
658		-123456
	1010	+[[image:image-20220523151052-5.png||_mstalt="428623"]]
659	659
660		-
661		-OK
	1012	+(((
	1013	+(% _msthash="506261" _msttexthash="298038" %)**Downlink Command:**
662	662	)))
663		-|AT+PWORD=999999|Set password|OK
664	664
665		-**Downlink Command:**
666		-
	1016	+(((
	1017	+(% _msthash="506262" _msttexthash="974311" %)
667	667	No downlink command for this feature.
	1019	+)))
668	668
669		-== 4.5 Quit AT Command ==
	1021	+== (% _msthash="306956" _msttexthash="281918" %)4.5 Quit AT Command(%%) ==
670	670
	1023	+(% _msthash="315365" _msttexthash="4616456" %)
671	671	Feature: Quit AT Command mode, so user needs to input password again before use AT Commands.
672	672
673		-**AT Command: AT+DISAT**
	1026	+(% _msthash="315366" _msttexthash="289120" %)**AT Command: AT+DISAT**
674	674
675		-(% border="1" %)
676		-|**Command Example**|**Function**|**Response**
677		-|AT+DISAT|Quit AT Commands mode|OK
	1028	+[[image:image-20220523151132-6.png||_mstalt="428649"]]
678	678
679		-**Downlink Command:**
	1030	+(% _msthash="315367" _msttexthash="298038" %)**Downlink Command:**
680	680
	1032	+(% _msthash="315368" _msttexthash="974311" %)
681	681	No downlink command for this feature.
682	682
	1035	+== (% _msthash="362752" _msttexthash="334919" %)4.6 Set to sleep mode(%%) ==
683	683
684		-== 4.6 Set to sleep mode ==
685		-
	1037	+(% _msthash="315369" _msttexthash="779688" %)
686	686	Feature: Set device to sleep mode
687	687
688		-**AT Command: AT+SLEEP**
	1040	+(% _msthash="315370" _msttexthash="289783" %)**AT Command: AT+SLEEP**
689	689
690		-(% border="1" %)
691		-| | |
692		-|**Command Example**|**Function**|**Response**
693		-|AT+SLEEP|Set to sleep mode|(((
694		-Clear all stored sensor data…
	1042	+[[image:image-20220523151218-7.png||_mstalt="430703"]]
695	695
696		-OK
697		-)))
	1044	+(% _msthash="315371" _msttexthash="298038" %)**Downlink Command:**
698	698
699		-**Downlink Command:**
700		-
701	701	* There is no downlink command to set to Sleep mode.
702	702
703		-== 4.7 Set system time ==
	1048	+== (% _msthash="336557" _msttexthash="309712" %)4.7 Set system time(%%) ==
704	704
705		-Feature: Set system time, unix format. [[See here for format detail.>>path:#TimeStamp]]
	1050	+(% _msthash="315372" _msttexthash="2565524" %)
	1051	+Feature: Set system time, unix format. [[See here for format detail.>>||anchor="H2.6.2UnixTimeStamp"]]
706	706
707		-**AT Command:**
	1053	+(% _msthash="315373" _msttexthash="137488" %)**AT Command:**
708	708
709		-(% border="1" %)
710		-|**Command Example**|**Function**
711		-|AT+TIMESTAMP=1611104352|(((
712		-OK
	1055	+[[image:image-20220523151253-8.png||_mstalt="430677"]]
713	713
714		-Set System time to 2021-01-20 00:59:12
715		-)))
	1057	+(% _msthash="315374" _msttexthash="298038" %)**Downlink Command:**
716	716
717		-**Downlink Command:**
718		-
	1059	+(% _msthash="315375" _msttexthash="2898571" %)
719	719	0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
720	720
721		-== 4.8 Set Time Sync Mode ==
	1062	+== (% _msthash="376779" _msttexthash="348712" %)4.8 Set Time Sync Mode(%%) ==
722	722
	1064	+(((
	1065	+(% _msthash="506263" _msttexthash="11748321" %)
723	723	Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
	1067	+)))
724	724
	1069	+(((
	1070	+(% _msthash="506264" _msttexthash="6530264" %)
725	725	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.
	1072	+)))
726	726
	1074	+(((
	1075	+(% _msthash="506265" _msttexthash="137488" %)**AT Command:**
	1076	+)))
727	727
728		-**AT Command:**
	1078	+[[image:image-20220523151336-9.png||_mstalt="431717"]]
729	729
730		-|**Command Example**|**Function**
731		-|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
	1080	+(% _msthash="315376" _msttexthash="298038" %)**Downlink Command:**
732	732
733		-**Downlink Command:**
734		-
	1082	+(% _msthash="315377" _msttexthash="479648" %)
735	735	0x28 01 ~/~/ Same As AT+SYNCMOD=1
736	736
	1085	+(% _msthash="315378" _msttexthash="479076" %)
737	737	0x28 00 ~/~/ Same As AT+SYNCMOD=0
738	738
739		-== 4.9 Set Time Sync Interval ==
	1088	+== (% _msthash="536432" _msttexthash="502528" %)4.9 Set Time Sync Interval(%%) ==
740	740
	1090	+(% _msthash="315379" _msttexthash="3065777" %)
741	741	Feature: Define System time sync interval. SYNCTDC default value: 10 days.
742	742
743		-**AT Command:**
	1093	+(% _msthash="315380" _msttexthash="137488" %)**AT Command:**
744	744
745		-(% border="1" %)
746		-|**Command Example**|**Function**
747		-|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
	1095	+[[image:image-20220523151411-10.png||_mstalt="449696"]]
748	748
749		-**Downlink Command:**
	1097	+(% _msthash="315381" _msttexthash="298038" %)**Downlink Command:**
750	750
	1099	+(% _msthash="315382" _msttexthash="590044" %)
751	751	0x29 0A ~/~/ Same as AT+SYNCTDC=0x0A
752	752
753		-== 4.10 Print data entries base on page. ==
	1102	+== (% _msthash="927901" _msttexthash="882570" %)4.10 Print data entries base on page.(%%) ==
754	754
	1104	+(% _msthash="315383" _msttexthash="3233334" %)
755	755	Feature: Print the sector data from start page to stop page (max is 416 pages).
756	756
757		-**AT Command: AT+PDTA**
	1107	+(% _msthash="315384" _msttexthash="264953" %)**AT Command: AT+PDTA**
758	758
759		-(% border="1" %)
760		-|**Command Example**|**Response**
761		-|(((
762		-AT+PDTA=1,3
	1109	+[[image:image-20220523151450-11.png||_mstalt="451035"]]
763	763
	1111	+(% _msthash="315385" _msttexthash="298038" %)**Downlink Command:**
764	764
765		-
766		-Print page 1 to 3
767		-)))|(((
768		-8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
769		-
770		-8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
771		-
772		-8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
773		-
774		-8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
775		-
776		-8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
777		-
778		-8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
779		-
780		-8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
781		-
782		-8019570
783		-
784		-8019580
785		-
786		-8019590
787		-
788		-80195A0
789		-
790		-80195B0
791		-
792		-80195C0
793		-
794		-80195D0
795		-
796		-80195E0
797		-
798		-80195F0
799		-
800		-
801		-OK
802		-)))
803		-
804		-**Downlink Command:**
805		-
	1113	+(% _msthash="315386" _msttexthash="799539" %)
806	806	No downlink commands for feature
807	807
808		-== 4.11 Print last few data entries. ==
	1116	+== (% _msthash="788762" _msttexthash="747149" %)4.11 Print last few data entries.(%%) ==
809	809
	1118	+(% _msthash="315387" _msttexthash="1101009" %)
810	810	Feature: Print the last few data entries
811	811
812		-**AT Command: AT+PLDTA**
	1121	+(% _msthash="315388" _msttexthash="288522" %)**AT Command: AT+PLDTA**
813	813
814		-(% border="1" %)
815		-|**Command Example**|**Response**
816		-|(((
817		-AT+PLDTA=5
	1123	+[[image:image-20220523151524-12.png||_mstalt="452101"]]
818	818
	1125	+(% _msthash="315389" _msttexthash="298038" %)**Downlink Command:**
819	819
	1127	+(% _msthash="315390" _msttexthash="799539" %)
	1128	+No downlink commands for feature
820	820
821		-Print last 5 entries
822		-)))|(((
823		-Stop Tx and RTP events when read sensor data
	1130	+== (% _msthash="437814" _msttexthash="408057" %)4.12 Clear Flash Record(%%) ==
824	824
825		-1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
	1132	+(% _msthash="315391" _msttexthash="1609075" %)
	1133	+Feature: Clear flash storage for data log feature.
826	826
827		-2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
	1135	+(% _msthash="315392" _msttexthash="311415" %)**AT Command: AT+CLRDTA**
828	828
829		-3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
	1137	+[[image:image-20220523151556-13.png||_mstalt="454129"]]
830	830
831		-4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
	1139	+(% _msthash="315393" _msttexthash="388193" %)**Downlink Command: 0xA3**
832	832
833		-5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
	1141	+* Example: 0xA301 ~/~/Same as AT+CLRDTA
834	834
835		-Start Tx and RTP events
	1143	+== (% _msthash="740532" _msttexthash="701363" %)4.13 Auto Send None-ACK messages(%%) ==
836	836
837		-OK
838		-)))
	1145	+(% _msthash="315394" _msttexthash="51837149" %)
	1146	+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.
839	839
840		-**Downlink Command:**
841	841
842		-No downlink commands for feature
	1149	+(% _msthash="315395" _msttexthash="334256" %)**AT Command: AT+PNACKMD**
843	843
844		-== 4.12 Clear Flash Record ==
	1151	+(% _msthash="315396" _msttexthash="734682" %)
	1152	+The default factory setting is 0
845	845
846		-Feature: Clear flash storage for data log feature.
	1154	+(% border="1" style="background-color:#ffffcc; color:green; width:450px" %)
	1155	+|=(% style="width: 171px;" %)(% _msthash="1231737" _msttexthash="251862" %)**Command Example**|=(% style="width: 219px;" %)(% _msthash="1231738" _msttexthash="116025" %)**Function**|=(% style="width: 119px;" %)(% _msthash="1231739" _msttexthash="116831" %)**Response**
	1156	+|(% _msthash="1231321" _msttexthash="130455" style="width:171px" %)AT+PNACKMD=1|(% _msthash="1231322" _msttexthash="377026" style="width:219px" %)Poll None-ACK message|(% _msthash="1231323" _msttexthash="14989" style="width:119px" %)OK
847	847
848		-**AT Command: AT+CLRDTA**
	1158	+(% _msthash="315397" _msttexthash="383981" %)**Downlink Command: 0x34**
849	849
850		-(% border="1" %)
851		-|**Command Example**|**Function**|**Response**
852		-|AT+CLRDTA|Clear date record|(((
853		-Clear all stored sensor data…
	1160	+* Example: 0x3401 ~/~/Same as AT+PNACKMD=1
854	854
855		-OK
856		-)))
	1162	+= (% _msthash="568737" _msttexthash="502827" %)5. Battery & How to replace(%%) =
857	857
858		-**Downlink Command: 0xA3**
	1164	+== (% _msthash="265486" _msttexthash="242073" %)5.1 Battery Type(%%) ==
859	859
860		-* Example: 0xA301 ~/~/Same as AT+CLRDTA
861		-
862		-= 5. Battery & How to replace =
863		-
864		-== 5.1 Battery Type ==
865		-
	1166	+(% _msthash="315398" _msttexthash="33754799" %)
866	866	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.
867	867
	1169	+(((
868	868	The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
869		-[[image:image-20220515075034-1.png||height="208" width="644"]]
	1171	+[[image:image-20220515075034-1.png||_mstalt="428961" height="208" width="644"]]
	1172	+)))
870	870
	1174	+(((
871	871	The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
872	872
	1177	+)))
873	873
874		-== 5.2 Replace Battery ==
	1179	+== (% _msthash="353795" _msttexthash="326703" %)5.2 Replace Battery(%%) ==
875	875
	1181	+(% _msthash="315399" _msttexthash="11289278" %)
876	876	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.
877	877
878		-[[image:image-20220515075440-2.png||height="338" width="272"]][[image:image-20220515075625-3.png||height="193" width="257"]]
	1184	+[[image:image-20220515075440-2.png||_mstalt="429546" height="338" width="272"]][[image:image-20220515075625-3.png||_mstalt="431574" height="193" width="257"]]
879	879
880		-== 5.3 Battery Life Analyze ==
	1186	+== (% _msthash="494650" _msttexthash="462241" %)5.3 Battery Life Analyze(%%) ==
881	881
	1188	+(((
	1189	+(% _msthash="506268" _msttexthash="35479028" %)
882	882	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:
883	883	https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
	1192	+)))
884	884
885		-= 6. Order Info =
	1194	+= (% _msthash="183170" _msttexthash="163566" %)6. Order Info(%%) =
886	886
887		-Part Number: (% class="mark" %)**LHT65N-XX**
	1196	+(((
	1197	+(% _msthash="506269" _msttexthash="432432" %)
	1198	+Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
	1199	+)))
888	888
889		-**XX**: The default frequency band
	1201	+(((
	1202	+(% _msthash="506270" _msttexthash="686946" %)
	1203	+(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
	1204	+)))
890	890
891		-* **AS923**: LoRaWAN AS923 band
892		-* **AU915**: LoRaWAN AU915 band
893		-* **EU433**: LoRaWAN EU433 band
894		-* **EU868**: LoRaWAN EU868 band
895		-* **KR920**: LoRaWAN KR920 band
896		-* **US915**: LoRaWAN US915 band
897		-* **IN865**: LoRaWAN IN865 band
898		-* **CN470**: LoRaWAN CN470 band
	1206	+* (((
	1207	+(% _msthash="903327" _msttexthash="393341" %)
	1208	+(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
	1209	+)))
	1210	+* (((
	1211	+(% _msthash="903328" _msttexthash="394576" %)
	1212	+(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
	1213	+)))
	1214	+* (((
	1215	+(% _msthash="903329" _msttexthash="393913" %)
	1216	+(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
	1217	+)))
	1218	+* (((
	1219	+(% _msthash="903330" _msttexthash="399087" %)
	1220	+(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
	1221	+)))
	1222	+* (((
	1223	+(% _msthash="903331" _msttexthash="395109" %)
	1224	+(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
	1225	+)))
	1226	+* (((
	1227	+(% _msthash="903332" _msttexthash="400842" %)
	1228	+(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
	1229	+)))
	1230	+* (((
	1231	+(% _msthash="903333" _msttexthash="396487" %)
	1232	+(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
	1233	+)))
	1234	+* (((
	1235	+(% _msthash="903334" _msttexthash="390923" %)
	1236	+(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
	1237	+)))
899	899
900		-**YY**: Sensor Accessories
	1239	+(((
	1240	+(% _msthash="506271" _msttexthash="443495" %)
	1241	+(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
	1242	+)))
901	901
902		-* **E3**: External Temperature Probe
	1244	+* (((
	1245	+(% _msthash="903335" _msttexthash="720135" %)
	1246	+(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
	1247	+)))
903	903
904		-= 7. Packing Info =
	1249	+= (% _msthash="233363" _msttexthash="211237" %)7. Packing Info(%%) =
905	905
	1251	+(((
	1252	+(% _msthash="506272" _msttexthash="295386" %)
906	906	**Package Includes**:
	1254	+)))
907	907
908		-* LHT65N Temperature & Humidity Sensor x 1
909		-* Program cable x 1
910		-* Optional external sensor
	1256	+* (((
	1257	+(% _msthash="903336" _msttexthash="1033149" %)
	1258	+LHT65N Temperature & Humidity Sensor x 1
	1259	+)))
	1260	+* (((
	1261	+(% _msthash="903337" _msttexthash="242567" %)
	1262	+Program cable x 1
	1263	+)))
	1264	+* (((
	1265	+(% _msthash="903338" _msttexthash="544167" %)
	1266	+Optional external sensor
	1267	+)))
911	911
	1269	+(((
	1270	+(% _msthash="506273" _msttexthash="403858" %)
912	912	**Dimension and weight**:
	1272	+)))
913	913
914		-* Device Size:  13.5 x 7 x 3 cm
915		-* Device Weight: 105g
916		-* Package Size / pcs : 14.5 x 8 x 5 cm
917		-* Weight / pcs : 170g
	1274	+* (((
	1275	+(% _msthash="903339" _msttexthash="391807" %)
	1276	+Device Size:  13.5 x 7 x 3 cm
	1277	+)))
	1278	+* (((
	1279	+(% _msthash="903340" _msttexthash="285298" %)
	1280	+Device Weight: 105g
	1281	+)))
	1282	+* (((
	1283	+(% _msthash="903341" _msttexthash="562926" %)
	1284	+Package Size / pcs : 14.5 x 8 x 5 cm
	1285	+)))
	1286	+* (((
	1287	+(% _msthash="903342" _msttexthash="227084" %)
	1288	+Weight / pcs : 170g
	1289	+)))
918	918
919		-= 8. FCC Warning =
	1291	+= (% _msthash="198744" _msttexthash="178776" %)8. FCC Warning(%%) =
920	920
	1293	+(((
	1294	+(% _msthash="506274" _msttexthash="6034353" %)
921	921	This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
	1296	+)))
922	922
	1298	+(((
	1299	+(% _msthash="506275" _msttexthash="44097638" %)
923	923	(1) This device may not cause harmful interference；
	1301	+)))
924	924
	1303	+(((
	1304	+(% _msthash="506276" _msttexthash="7559773" %)
925	925	(2) this device must accept any interference received, including interference that may cause undesired operation.
	1306	+)))

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