Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 55.4 >
edited by Xiaoling
on 2022/05/23 11:51
To version < 79.1 >
edited by Edwin Chen
on 2022/05/24 23:46
>
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Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220523111447-1.jpeg||height="448" width="448"]]
2 +[[image:image-20220523115324-1.jpeg||height="317" width="317"]]
3 3  
4 -{{box cssClass="floatinginfobox" title="**Contents**"}}
5 -{{toc/}}
6 -{{/box}}
7 7  
5 +**LHT65N LoRaWAN Temperature & Humidity Sensor Manual**
6 +
7 +
8 +
9 +
10 +**Table of Contents：**
11 +
8 8  {{toc/}}
9 9  
10 10  
11 11  
12 -= 1.Introduction =
13 13  
17 += 1. Introduction =
18 +
14 14  == 1.1 What is LHT65N Temperature & Humidity Sensor ==
15 15  
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**(%%)**.**
23 +)))
16 16  
17 -The Dragino LHT65N Temperature & Humidity sensor is a Long Range LoRaWAN Sensor. It includes a(% class="mark" %) **built-in Temperature & Humidity sensor**(%%) and has an external sensor connector to connect to an external (% class="mark" %)**Temperature Sensor**(%%)**.**
18 -
25 +(((
19 19  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 +)))
20 20  
29 +(((
21 21  LHT65N has a built-in 2400mAh non-chargeable battery which can be used for up to 10 years*.
31 +)))
22 22  
33 +(((
23 23  LHT65N is full compatible with LoRaWAN v1.0.3 Class A protocol, it can work with a standard LoRaWAN gateway.
35 +)))
24 24  
25 -LHT65N supports (% class="mark" %)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.
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.
39 +)))
26 26  
41 +(((
27 27  *The actual battery life depends on how often to send data, please see the battery analyzer chapter.
43 +)))
28 28  
29 29  == 1.2 Features ==
30 30  
... ... @@ -42,36 +42,69 @@
42 42  
43 43  == 1.3 Specification ==
44 44  
61 +(((
45 45  **Built-in Temperature Sensor:**
63 +)))
46 46  
47 -* Resolution: 0.01 °C
48 -* Accuracy Tolerance : Typ ±0.3 °C
49 -* Long Term Drift: < 0.02 °C/yr
50 -* Operating Range: -40 ~~ 85 °C
65 +* (((
66 +Resolution: 0.01 °C
67 +)))
68 +* (((
69 +Accuracy Tolerance : Typ ±0.3 °C
70 +)))
71 +* (((
72 +Long Term Drift: < 0.02 °C/yr
73 +)))
74 +* (((
75 +Operating Range: -40 ~~ 85 °C
76 +)))
51 51  
78 +(((
52 52  **Built-in Humidity Sensor:**
80 +)))
53 53  
54 -* Resolution: 0.04 %RH
55 -* Accuracy Tolerance : Typ ±3 %RH
56 -* Long Term Drift: < 0.02 °C/yr
57 -* Operating Range: 0 ~~ 96 %RH
82 +* (((
83 +Resolution: 0.04 %RH
84 +)))
85 +* (((
86 +Accuracy Tolerance : Typ ±3 %RH
87 +)))
88 +* (((
89 +Long Term Drift: < 0.02 °C/yr
90 +)))
91 +* (((
92 +Operating Range: 0 ~~ 96 %RH
93 +)))
58 58  
95 +(((
59 59  **External Temperature Sensor:**
97 +)))
60 60  
61 -* Resolution: 0.0625 °C
62 -* ±0.5°C accuracy from -10°C to +85°C
63 -* ±2°C accuracy from -55°C to +125°C
64 -* Operating Range: -55 °C ~~ 125 °C
99 +* (((
100 +Resolution: 0.0625 °C
101 +)))
102 +* (((
103 +±0.5°C accuracy from -10°C to +85°C
104 +)))
105 +* (((
106 +±2°C accuracy from -55°C to +125°C
107 +)))
108 +* (((
109 +Operating Range: -55 °C ~~ 125 °C
110 +)))
65 65  
66 66  = 2. Connect LHT65N to IoT Server =
67 67  
68 68  == 2.1 How does LHT65N work? ==
69 69  
116 +(((
70 70  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 +)))
71 71  
120 +(((
72 72  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 +)))
73 73  
74 -
75 75  == 2.2 How to Activate LHT65N? ==
76 76  
77 77  The LHT65N has two working modes:
... ... @@ -79,15 +79,13 @@
79 79  * **Deep Sleep Mode**: LHT65N doesn’t have any LoRaWAN activation. This mode is used for storage and shipping to save battery life.
80 80  * **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. 
81 81  
131 +(((
82 82  The LHT65N is set in deep sleep mode by default; The ACT button on the front is to switch to different modes:
133 +)))
83 83  
84 84  [[image:image-20220515123819-1.png||height="379" width="317"]]
85 85  
86 -(% border="1" %)
87 -|**Behavior on ACT**|**Function**|**Action**
88 -|**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.
89 -|**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.
90 -|**Fast press ACT 5 times**|Deactivate Device|red led will solid on for 5 seconds. This means LHT65N is in Deep Sleep Mode.
137 +[[image:image-20220523153201-19.png||height="180" width="818"]]
91 91  
92 92  == 2.3 Example to join LoRaWAN network ==
93 93  
... ... @@ -114,10 +114,8 @@
114 114  
115 115  [[image:image-20220522232916-3.png]]
116 116  
117 -
118 118  [[image:image-20220522232932-4.png]]
119 119  
120 -
121 121  [[image:image-20220522232954-5.png]]
122 122  
123 123  Note: LHT65N use same payload as LHT65.
... ... @@ -134,28 +134,51 @@
134 134  
135 135  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.
136 136  
137 -[[image:image-20220522233300-8.png]]
182 +[[image:image-20220522233300-8.png||height="219" width="722"]]
138 138  
139 139  
140 140  == 2.4 Uplink Payload ==
141 141  
142 -The uplink payload includes totally 11 bytes. Uplink packets use FPORT=2 and(% class="mark" %) every 20 minutes(%%) send one uplink by default.
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.
143 143  
144 -After each uplink, the (% class="mark" %)BLUE LED(%%) will blink once.
189 +After each uplink, the (% style="color:blue" %)**BLUE LED**(%%) will blink once.
145 145  
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**
204 +)))
205 +|(% style="width:97px" %)(((
206 +**Value**
207 +)))|(% style="width:39px" %)(((
208 +[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
209 +)))|(% style="width:100px" %)(((
210 +(((
211 +[[Built-In Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
212 +)))
213 +)))|(% style="width:77px" %)(((
214 +(((
215 +[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
216 +)))
146 146  
147 -(% border="1" style="width:572px" %)
148 -|(% 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**
149 -|(% style="width:106px" %)**Value**|(% style="width:71px" %)[[BAT>>path:#Battery]]|(% style="width:128px" %)(((
150 -[[Built-In>>path:#SHT20_Temperature]]
218 +(((
219 +[[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
220 +)))
221 +)))|(% style="width:47px" %)(((
222 +[[Ext>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.5Ext23]] #
223 +)))|(% style="width:51px" %)(((
224 +[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
225 +)))
151 151  
152 -[[Temperature>>path:#SHT20_Temperature]]
153 -)))|(% style="width:103px" %)(((
154 -[[Built-in>>path:#SHT20_Humidity]]
155 -
156 -[[Humidity>>path:#SHT20_Humidity]]
157 -)))|(% style="width:72px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:89px" %)[[Ext value>>path:#Extension_sensor_value]]
158 -
159 159  * The First 6 bytes: has fix meanings for every LHT65N.
160 160  * The 7th byte (EXT #): defines the external sensor model.
161 161  * 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.)
... ... @@ -168,29 +168,16 @@
168 168  
169 169  [[https:~~/~~/www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0 >>https://www.dropbox.com/sh/r2i3zlhsyrpavla/AAB1sZw3mdT0K7XjpHCITt13a?dl=0]]
170 170  
171 -[[image:image-20220522234118-10.png]]
239 +[[image:image-20220522234118-10.png||height="353" width="729"]]
172 172  
173 -
174 174  === 2.4.2 BAT-Battery Info ===
175 175  
176 176  These two bytes of BAT include the battery state and the actually voltage
177 177  
178 -(% style="width:646px" %)
179 -|Bit(bit)|(% style="width:272px" %)[15:14]|(% style="width:214px" %)[13:0]
180 -|Value|(% style="width:272px" %)(((
181 -BAT Status
245 +[[image:image-20220523152839-18.png]]
182 182  
183 -00(b): Ultra Low ( BAT <= 2.50v)
247 +[[image:image-20220522235639-1.png||height="139" width="727"]]
184 184  
185 -01(b): Low  (2.50v <=BAT <= 2.55v)
186 -
187 -10(b): OK   (2.55v <= BAT <=2.65v)
188 -
189 -11(b): Good   (BAT >= 2.65v)
190 -)))|(% style="width:214px" %)Actually BAT voltage
191 -
192 -[[image:image-20220522235639-1.png]]
193 -
194 194  Check the battery voltage for LHT65N.
195 195  
196 196  * BAT status=(0Xcba4>>14)&0xFF=11(B)，very good
... ... @@ -198,7 +198,7 @@
198 198  
199 199  === 2.4.3 Built-in Temperature ===
200 200  
201 -[[image:image-20220522235639-2.png]]
256 +[[image:image-20220522235639-2.png||height="138" width="722"]]
202 202  
203 203  * Temperature:  0x0ABB/100=27.47℃
204 204  
... ... @@ -208,7 +208,7 @@
208 208  
209 209  === 2.4.4 Built-in Humidity ===
210 210  
211 -[[image:image-20220522235639-4.png]]
266 +[[image:image-20220522235639-4.png||height="138" width="722"]]
212 212  
213 213  * Humidity:    0x025C/10=60.4%
214 214  
... ... @@ -216,10 +216,7 @@
216 216  
217 217  Bytes for External Sensor:
218 218  
219 -(% style="width:624px" %)
220 -|(% style="width:139px" %)**EXT # Value**|(% style="width:484px" %)**External Sensor Type**
221 -|(% style="width:139px" %)0x01|(% style="width:484px" %)Sensor E3, Temperature Sensor
222 -|(% style="width:139px" %)0x09|(% style="width:484px" %)Sensor E3, Temperature Sensor, Datalog Mod
274 +[[image:image-20220523152822-17.png]]
223 223  
224 224  === 2.4.6 Ext value ===
225 225  
... ... @@ -235,9 +235,13 @@
235 235  
236 236  * External temperature= (0xF54F-65536)/100=-27.37℃
237 237  
290 +(((
238 238  The last 2 bytes of data are meaningless
292 +)))
239 239  
294 +(((
240 240  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 +)))
241 241  
242 242  
243 243  ==== 2.4.6.2 Ext~=9, E3 sensor with Unix Timestamp ====
... ... @@ -244,30 +244,53 @@
244 244  
245 245  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:
246 246  
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**
316 +)))
317 +|(% style="width:96px" %)(((
318 +**Value**
319 +)))|(% style="width:71px" %)(((
320 +[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]
321 +)))|(% style="width:99px" %)(((
322 +(((
323 +[[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
324 +)))
247 247  
248 -(% border="1" style="width:697px" %)
249 -|(% 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**
250 -|(% style="width:96px" %)**Value**|(% style="width:164px" %)[[External temperature>>path:#DS18b20_value]]|(% style="width:104px" %)(((
251 -[[Built-In>>path:#SHT20_Temperature]]
326 +(((
327 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
328 +)))
329 +)))|(% style="width:132px" %)(((
330 +(((
331 +BAT Status &
332 +)))
252 252  
253 -[[Temperature>>path:#SHT20_Temperature]]
254 -)))|(% style="width:106px" %)(((
255 -[[BAT Status &>>path:#BAT_Humidity]]
256 -
257 -[[Built-in>>path:#BAT_Humidity]]
258 -
259 -[[Humidity>>path:#BAT_Humidity]]
260 -)))|(% style="width:108px" %)[[Status & Ext>>path:#Status_EXT]]|(% style="width:116px" %)(((
261 -[[Unix>>path:#Unix_Time_Stamp]]
262 -
263 -[[Time Stamp>>path:#Unix_Time_Stamp]]
334 +(((
335 +[[Built-in Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
264 264  )))
337 +)))|(% style="width:54px" %)(((
338 +Status & Ext
339 +)))|(% style="width:64px" %)(((
340 +(((
341 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
342 +)))
343 +)))
265 265  
266 -* **Battery status & **[[(% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)**Built-in Humidity**>>path:#SHT20_Humidity]]
345 +* **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
267 267  
268 -(% border="1" style="width:587px" %)
269 -|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
270 -|Value|(% style="width:280px" %)(((
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" %)(((
271 271  BAT Status
272 272  
273 273  00(b): Ultra Low ( BAT <= 2.50v)
... ... @@ -277,8 +277,8 @@
277 277  10(b): OK   (2.55v <= BAT <=2.65v)
278 278  
279 279  11(b): Good   (BAT >= 2.65v)
280 -)))|(% style="width:136px" %)(((
281 -[[Built-in Humidity>>path:#SHT20_Humidity]]
359 +)))|(% style="width:134px" %)(((
360 +[[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
282 282  
283 283  
284 284  )))
... ... @@ -285,14 +285,8 @@
285 285  
286 286  * **Status & Ext Byte**
287 287  
288 -(% border="1" style="width:732px" %)
289 -|(% 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]**
290 -|(% 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" %)(((
291 -Ext:
367 +[[image:image-20220523152434-16.png]]
292 292  
293 -0b(1001)
294 -)))
295 -
296 296  * Poll Message Flag: 1: This message is a poll message reply, 0: means this is a normal uplink.
297 297  * 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.
298 298  * 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)
... ... @@ -301,12 +301,17 @@
301 301  
302 302  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:
303 303  
377 +(((
304 304  **Step 1**: Be sure that your device is programmed and properly connected to the LoRaWAN network.
379 +)))
305 305  
381 +(((
306 306  **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 +)))
307 307  
308 -
385 +(((
309 309  Add Datacake:
387 +)))
310 310  
311 311  [[image:image-20220523000825-7.png||height="262" width="583"]]
312 312  
... ... @@ -315,123 +315,236 @@
315 315  
316 316  [[image:image-20220523000825-8.png||height="453" width="406"]]
317 317  
318 -
319 319  In Datacake console ([[https:~~/~~/datacake.co/>>url:https://datacake.co/]]) , add LHT65 device.
320 320  
321 321  [[image:image-20220523000825-9.png||height="366" width="392"]]
322 322  
400 +[[image:image-20220523000825-10.png||height="413" width="728"]]
323 323  
402 +== 2.6 Datalog Feature ==
324 324  
325 -[[image:image-20220523000825-10.png||height="432" width="762"]]
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.
326 326  
406 +=== 2.6.1 Ways to get datalog via LoRaWAN ===
327 327  
328 -== 2.6 Datalog Feature ==
408 +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.
329 329  
330 -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.
410 +=== 2.6.2 Unix TimeStamp ===
331 331  
332 -=== 2.6.1 Unix TimeStamp ===
333 -
334 334  LHT65N uses Unix TimeStamp format based on
335 335  
336 336  [[image:image-20220523001219-11.png||height="97" width="627"]]
337 337  
338 338  
417 +(((
339 339  User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
419 +)))
340 340  
421 +(((
341 341  Below is the converter example
423 +)))
342 342  
343 -[[image:image-20220523001219-12.png||height="302" width="730"]]
425 +[[image:image-20220523001219-12.png||height="298" width="720"]]
344 344  
345 345  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
346 346  
429 +=== 2.6.3 Set Device Time ===
347 347  
348 -=== 2.6.2 Set Device Time ===
349 -
431 +(((
350 350  There are two ways to set device’s time:
433 +)))
351 351  
435 +(((
352 352  **~1. Through LoRaWAN MAC Command (Default settings)**
437 +)))
353 353  
439 +(((
354 354  User need to set SYNCMOD=1 to enable sync time via MAC command.
441 +)))
355 355  
443 +(((
356 356  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).
445 +)))
357 357  
447 +(((
358 358  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.
449 +)))
359 359  
451 +(((
452 +
453 +)))
360 360  
455 +(((
361 361  **2. Manually Set Time**
457 +)))
362 362  
459 +(((
363 363  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
461 +)))
364 364  
463 +=== 2.6.4 Poll sensor value ===
365 365  
366 -=== 2.6.3 Poll sensor value ===
367 -
368 368  User can poll sensor value based on timestamps from the server. Below is the downlink command.
369 369  
467 +[[image:image-20220523152302-15.png]]
370 370  
371 -(% border="1" style="width:454px" %)
372 -|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
373 -|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
374 -
469 +(((
375 375  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.
471 +)))
376 376  
473 +(((
474 +For example, downlink command (% style="display:none" %) (%%)**31 5FC5F350 5FC6 0160 05**
475 +)))
377 377  
378 -For example, downlink command 31 5FC5F350 5FC6 0160 05
379 -
477 +(((
380 380  Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
479 +)))
381 381  
481 +(((
382 382  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
483 +)))
383 383  
384 384  
385 -=== 2.6.4 Datalog Uplink payload ===
486 +=== 2.6.5 Datalog Uplink payload ===
386 386  
387 387  The Datalog poll reply uplink will use below payload format.
388 388  
490 +(((
491 +**Retrieval data payload**
492 +)))
389 389  
390 -Retrieval data payload
494 +(% border="1" style="background-color:#ffffcc; color:green; width:510px" %)
495 +|(% style="width:93px" %)(((
496 +(((
497 +**Size(bytes)**
498 +)))
499 +)))|(% style="width:71px" %)(((
500 +(((
501 +**2**
502 +)))
503 +)))|(% style="width:102px" %)(((
504 +(((
505 +**2**
506 +)))
507 +)))|(% style="width:86px" %)(((
508 +(((
509 +**2**
510 +)))
511 +)))|(% style="width:86px" %)(((
512 +(((
513 +**1**
514 +)))
515 +)))|(% style="width:48px" %)(((
516 +(((
517 +**4**
518 +)))
519 +)))
520 +|(% style="width:93px" %)(((
521 +(((
522 +**Value**
523 +)))
524 +)))|(% style="width:71px" %)(((
525 +(((
526 +[[External sensor data>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
527 +)))
528 +)))|(% style="width:102px" %)(((
529 +(((
530 +(((
531 +[[Built In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
532 +)))
533 +)))
391 391  
392 -(% border="1" %)
393 -|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
394 -|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
395 -[[Built-In>>path:#SHT20_Temperature]]
535 +(((
536 +(((
537 +[[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
538 +)))
539 +)))
540 +)))|(% style="width:86px" %)(((
541 +(((
542 +(((
543 +[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
544 +)))
545 +)))
396 396  
397 -[[Temperature>>path:#SHT20_Temperature]]
398 -)))|(((
399 -[[Built-in>>path:#SHT20_Humidity]]
547 +(((
548 +(((
549 +[[Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
550 +)))
551 +)))
552 +)))|(% style="width:86px" %)(((
553 +(((
554 +[[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]]
555 +)))
556 +)))|(% style="width:48px" %)(((
557 +(((
558 +(((
559 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.1UnixTimeStamp]]
560 +)))
561 +)))
400 400  
401 -[[Humidity>>path:#SHT20_Humidity]]
402 -)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
403 -[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
404 -
563 +(((
564 +(((
405 405  
406 406  )))
567 +)))
568 +)))
407 407  
408 -Poll message flag & Ext
570 +**Poll message flag & Ext**
409 409  
572 +[[image:image-20220523152208-14.png]]
410 410  
411 -(% border="1" %)
412 -|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
413 -|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
414 -Ext:
574 +(((
575 +(((
576 +Poll Message Flag: 1: This message is a poll message reply.
577 +)))
578 +)))
415 415  
416 -0b(1001)
580 +* (((
581 +(((
582 +Poll Message Flag is set to 1.
417 417  )))
584 +)))
585 +* (((
586 +(((
587 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
588 +)))
589 +)))
418 418  
419 -Poll Message Flag: 1: This message is a poll message reply.
420 -
421 -* Poll Message Flag is set to 1.
422 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
423 -
591 +(((
592 +(((
424 424  For example, in US915 band, the max payload for different DR is:
594 +)))
595 +)))
425 425  
426 -a)      DR0: max is 11 bytes so one entry of data
597 +(((
598 +(((
599 +a) DR0: max is 11 bytes so one entry of data
600 +)))
601 +)))
427 427  
428 -b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
603 +(((
604 +(((
605 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
606 +)))
607 +)))
429 429  
430 -c)      DR2: total payload includes 11 entries of data
609 +(((
610 +(((
611 +c) DR2: total payload includes 11 entries of data
612 +)))
613 +)))
431 431  
432 -d)      DR3: total payload includes 22 entries of data.
615 +(((
616 +(((
617 +d) DR3: total payload includes 22 entries of data.
618 +)))
619 +)))
433 433  
621 +(((
622 +(((
434 434  If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
624 +)))
625 +)))
435 435  
436 436  
437 437  **Example:**
... ... @@ -438,35 +438,27 @@
438 438  
439 439  If LHT65N has below data inside Flash:
440 440  
441 -Flash Addr   |Unix Time | Ext | BAT voltage|  Value                  
632 +[[image:image-20220523144455-1.png||height="335" width="735"]]
442 442  
443 -80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
634 +(((
635 +If user sends below downlink command: (% style="background-color:yellow" %)3160065F9760066DA705
636 +)))
444 444  
445 -80196F0 21/1/19 04:28:57 1 3145 sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
446 -
447 -8019700 21/1/19 04:30:30 1 3145 sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
448 -
449 -8019710 21/1/19 04:40:30 1 3145 sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
450 -
451 -8019720 21/1/19 04:50:30 1 3147 sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
452 -
453 -8019730 21/1/19 05:00:30 1 3149 sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
454 -
455 -8019740 21/1/19 05:10:30 1 3149 sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
456 -
457 -8019750 21/1/19 05:20:30 1 3151 sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
458 -
459 -
460 -If user sends below downlink command:
461 -
462 -3160065F9760066DA705
463 -
638 +(((
464 464   Where : Start time: 60065F97 = time 21/1/19 04:27:03
640 +)))
465 465  
642 +(((
466 466   Stop time 60066DA7= time 21/1/19 05:27:03
644 +)))
467 467  
646 +(((
647 +
648 +)))
468 468  
650 +(((
469 469  LHT65N will uplink this payload.
652 +)))
470 470  
471 471  [[image:image-20220523001219-13.png||height="421" width="727"]]
472 472  
... ... @@ -486,35 +486,58 @@
486 486  
487 487  Unix time is 0x60065F97=1611030423s=21/1/19 04:27:03
488 488  
489 -
490 490  == 2.7 Alarm Mode ==
491 491  
492 492  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.
493 493  
676 +(((
677 +(% 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.
678 +)))
494 494  
495 -Note: Alarm mode will increase a little big the power consumption, we recommend extending the normal reading time when enabling this feature.
680 +(((
681 +**AT Commands for Alarm mode:**
682 +)))
496 496  
497 -
498 -AT Commands for Alarm mode:
499 -
684 +(% class="box infomessage" %)
685 +(((
686 +(((
500 500  **AT+WMOD=1**: Enable/Disable Alarm Mode. (0:Disable, 1: Enable)
688 +)))
689 +)))
501 501  
691 +(% class="box infomessage" %)
692 +(((
693 +(((
502 502  **AT+CITEMP=1**: The interval to check the temperature for Alarm. (Unit: minute)
695 +)))
696 +)))
503 503  
504 -
505 -
506 506  == 2.8 LED Indicator ==
507 507  
700 +(((
508 508  The LHT65N has a triple color LED which for easy shows different stage.
702 +)))
509 509  
704 +(((
510 510  While pressing ACT button, the LED will work as per LED status with ACT button.
706 +)))
511 511  
708 +(((
512 512  In a normal working state:
710 +)))
513 513  
514 -* For each uplink, the BLUE LED or RED LED will blink once.
515 -* BLUE LED when an external sensor is connected
516 -* RED LED when an external sensor is not connected
517 -* For each success downlink, the PURPLE LED will blink once
712 +* (((
713 +For each uplink, the BLUE LED or RED LED will blink once.
714 +)))
715 +* (((
716 +BLUE LED when an external sensor is connected
717 +)))
718 +* (((
719 +RED LED when an external sensor is not connected
720 +)))
721 +* (((
722 +For each success downlink, the PURPLE LED will blink once
723 +)))
518 518  
519 519  ----
520 520  
... ... @@ -540,29 +540,55 @@
540 540  
541 541  = 4. Configure LHT65N via AT Command or LoRaWAN Downlink =
542 542  
749 +(((
543 543  Use can configure LHT65N via AT Command or LoRaWAN Downlink.
751 +)))
544 544  
545 -* AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
546 -* LoRaWAN Downlink instruction for different platforms:
753 +* (((
754 +AT Command Connection: See [[FAQ>>path:#AT_COMMAND]].
755 +)))
756 +* (((
757 +LoRaWAN Downlink instruction for different platforms:
758 +)))
547 547  
760 +(((
548 548  [[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]]
762 +)))
549 549  
764 +(((
550 550  There are two kinds of commands to configure LHT65N, they are:
766 +)))
551 551  
552 -* **General Commands**.
768 +(((
769 +(% style="color:#4f81bd" %)* **General Commands**.
770 +)))
553 553  
772 +(((
554 554  These commands are to configure:
774 +)))
555 555  
556 -* General system settings like: uplink interval.
557 -* LoRaWAN protocol & radio-related commands.
776 +* (((
777 +General system settings like: uplink interval.
778 +)))
779 +* (((
780 +LoRaWAN protocol & radio-related commands.
781 +)))
558 558  
783 +(((
559 559  They are the same for all Dragino Devices which supports DLWS-005 LoRaWAN Stack(Note~*~*). These commands can be found on the wiki:
785 +)))
560 560  
787 +(((
561 561  [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_Downlink_Command>>url:http://wiki.dragino.com/index.php?title=End_Device_Downlink_Command]]
789 +)))
562 562  
563 -* **Commands special design for LHT65N**
791 +(((
792 +(% style="color:#4f81bd" %)* **Commands special design for LHT65N**
793 +)))
564 564  
795 +(((
565 565  These commands are only valid for LHT65N, as below:
797 +)))
566 566  
567 567  == 4.1 Set Transmit Interval Time ==
568 568  
... ... @@ -570,29 +570,26 @@
570 570  
571 571  **AT Command: AT+TDC**
572 572  
573 -(% border="1" %)
574 -|**Command Example**|**Function**|**Response**
575 -|AT+TDC?|Show current transmit Interval|(((
576 -30000
805 +[[image:image-20220523150701-2.png]]
577 577  
578 -OK
579 -
580 -the interval is 30000ms = 30s
807 +(((
808 +**Downlink Command: 0x01**
581 581  )))
582 -|AT+TDC=60000|Set Transmit Interval|(((
583 -OK
584 584  
585 -Set transmit interval to 60000ms = 60 seconds
811 +(((
812 +Format: Command Code (0x01) followed by 3 bytes time value.
586 586  )))
587 587  
588 -**Downlink Command: 0x01**
589 -
590 -Format: Command Code (0x01) followed by 3 bytes time value.
591 -
815 +(((
592 592  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
817 +)))
593 593  
594 -* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
595 -* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
819 +* (((
820 +**Example 1**: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
821 +)))
822 +* (((
823 +**Example 2**: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
824 +)))
596 596  
597 597  == 4.2 Set External Sensor Mode ==
598 598  
... ... @@ -600,27 +600,29 @@
600 600  
601 601  **AT Command: AT+EXT**
602 602  
603 -(% border="1" %)
604 -|**Command Example**|**Function**|**Response**
605 -|AT+EXT?|Get current external sensor mode|(((
606 -1
832 +[[image:image-20220523150759-3.png]]
607 607  
608 -OK
609 -
610 -External Sensor mode =1
834 +(((
835 +**Downlink Command: 0xA2**
611 611  )))
612 -|AT+EXT=1|(% colspan="2" %)Set external sensor mode to 1
613 -|AT+EXT=9|(% colspan="2" %)Set to external DS18B20 with timestamp
614 614  
615 -**Downlink Command: 0xA2**
616 -
838 +(((
617 617  Total bytes: 2 ~~ 5 bytes
840 +)))
618 618  
619 -Example:
842 +(((
843 +**Example:**
844 +)))
620 620  
621 -* 0xA201: Set external sensor type to E1
622 -* 0xA209: Same as AT+EXT=9
623 -* 0xA20702003c,Same as AT+SETCNT=60
846 +* (((
847 +0xA201: Set external sensor type to E1
848 +)))
849 +* (((
850 +0xA209: Same as AT+EXT=9
851 +)))
852 +* (((
853 +0xA20702003c,Same as AT+SETCNT=60
854 +)))
624 624  
625 625  == 4.3 Enable/Disable uplink Temperature probe ID ==
626 626  
... ... @@ -631,17 +631,14 @@
631 631  
632 632  PID is default set to disable (0)
633 633  
634 -
635 635  **AT Command:**
636 636  
637 -(% border="1" %)
638 -|**Command Example**|**Function**|**Response**
639 -|AT+PID=1|Enable PID uplink|OK
867 +[[image:image-20220523150928-4.png]]
640 640  
641 641  **Downlink Command:**
642 642  
643 -* 0xA800     à AT+PID=0
644 -* 0xA801     à AT+PID=1
871 +* 0xA800  **~-~->** AT+PID=0
872 +* 0xA801     **~-~->** AT+PID=1
645 645  
646 646  == 4.4 Set Password ==
647 647  
... ... @@ -649,19 +649,15 @@
649 649  
650 650  **AT Command: AT+PWORD**
651 651  
652 -(% border="1" %)
653 -|**Command Example**|**Function**|**Response**
654 -|AT+PWORD=?|Show password|(((
655 -123456
880 +[[image:image-20220523151052-5.png]]
656 656  
657 -
658 -OK
882 +(((
883 +**Downlink Command:**
659 659  )))
660 -|AT+PWORD=999999|Set password|OK
661 661  
662 -**Downlink Command:**
663 -
886 +(((
664 664  No downlink command for this feature.
888 +)))
665 665  
666 666  == 4.5 Quit AT Command ==
667 667  
... ... @@ -669,15 +669,12 @@
669 669  
670 670  **AT Command: AT+DISAT**
671 671  
672 -(% border="1" %)
673 -|**Command Example**|**Function**|**Response**
674 -|AT+DISAT|Quit AT Commands mode|OK
896 +[[image:image-20220523151132-6.png]]
675 675  
676 676  **Downlink Command:**
677 677  
678 678  No downlink command for this feature.
679 679  
680 -
681 681  == 4.6 Set to sleep mode ==
682 682  
683 683  Feature: Set device to sleep mode
... ... @@ -684,15 +684,8 @@
684 684  
685 685  **AT Command: AT+SLEEP**
686 686  
687 -(% border="1" %)
688 -| | |
689 -|**Command Example**|**Function**|**Response**
690 -|AT+SLEEP|Set to sleep mode|(((
691 -Clear all stored sensor data…
908 +[[image:image-20220523151218-7.png]]
692 692  
693 -OK
694 -)))
695 -
696 696  **Downlink Command:**
697 697  
698 698  * There is no downlink command to set to Sleep mode.
... ... @@ -703,14 +703,8 @@
703 703  
704 704  **AT Command:**
705 705  
706 -(% border="1" %)
707 -|**Command Example**|**Function**
708 -|AT+TIMESTAMP=1611104352|(((
709 -OK
920 +[[image:image-20220523151253-8.png]]
710 710  
711 -Set System time to 2021-01-20 00:59:12
712 -)))
713 -
714 714  **Downlink Command:**
715 715  
716 716  0x306007806000 ~/~/ Set timestamp to 0x(6007806000),Same as AT+TIMESTAMP=1611104352
... ... @@ -717,15 +717,19 @@
717 717  
718 718  == 4.8 Set Time Sync Mode ==
719 719  
928 +(((
720 720  Feature: Enable/Disable Sync system time via LoRaWAN MAC Command (DeviceTimeReq), LoRaWAN server must support v1.0.3 protocol to reply this command.
930 +)))
721 721  
932 +(((
722 722  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.
934 +)))
723 723  
724 -
936 +(((
725 725  **AT Command:**
938 +)))
726 726  
727 -|**Command Example**|**Function**
728 -|AT+SYNCMOD=1|Enable Sync system time via LoRaWAN MAC Command (DeviceTimeReq)
940 +[[image:image-20220523151336-9.png]]
729 729  
730 730  **Downlink Command:**
731 731  
... ... @@ -739,9 +739,7 @@
739 739  
740 740  **AT Command:**
741 741  
742 -(% border="1" %)
743 -|**Command Example**|**Function**
744 -|AT+SYNCTDC=0x0A|Set SYNCTDC to 10 (0x0A), so the sync time is 10 days.
954 +[[image:image-20220523151411-10.png]]
745 745  
746 746  **Downlink Command:**
747 747  
... ... @@ -753,51 +753,8 @@
753 753  
754 754  **AT Command: AT+PDTA**
755 755  
756 -(% border="1" %)
757 -|**Command Example**|**Response**
758 -|(((
759 -AT+PDTA=1,3
966 +[[image:image-20220523151450-11.png]]
760 760  
761 -
762 -
763 -Print page 1 to 3
764 -)))|(((
765 -8019500 19/6/26 16:48 1 2992 sht_temp=28.21 sht_hum=71.5 ds_temp=27.31
766 -
767 -8019510 19/6/26 16:53 1 2994 sht_temp=27.64 sht_hum=69.3 ds_temp=26.93
768 -
769 -8019520 19/6/26 16:58 1 2996 sht_temp=28.39 sht_hum=72.0 ds_temp=27.06
770 -
771 -8019530 19/6/26 17:03 1 2996 sht_temp=27.97 sht_hum=70.4 ds_temp=27.12
772 -
773 -8019540 19/6/26 17:08 1 2996 sht_temp=27.80 sht_hum=72.9 ds_temp=27.06
774 -
775 -8019550 19/6/26 17:13 1 2998 sht_temp=27.30 sht_hum=72.4 ds_temp=26.68
776 -
777 -8019560 19/6/26 17:22 1 2992 sht_temp=26.27 sht_hum=62.3 ds_temp=26.56
778 -
779 -8019570
780 -
781 -8019580
782 -
783 -8019590
784 -
785 -80195A0
786 -
787 -80195B0
788 -
789 -80195C0
790 -
791 -80195D0
792 -
793 -80195E0
794 -
795 -80195F0
796 -
797 -
798 -OK
799 -)))
800 -
801 801  **Downlink Command:**
802 802  
803 803  No downlink commands for feature
... ... @@ -808,32 +808,8 @@
808 808  
809 809  **AT Command: AT+PLDTA**
810 810  
811 -(% border="1" %)
812 -|**Command Example**|**Response**
813 -|(((
814 -AT+PLDTA=5
978 +[[image:image-20220523151524-12.png]]
815 815  
816 -
817 -
818 -Print last 5 entries
819 -)))|(((
820 -Stop Tx and RTP events when read sensor data
821 -
822 -1 19/6/26 13:59 1 3005 sht_temp=27.09 sht_hum=79.5 ds_temp=26.75
823 -
824 -2 19/6/26 14:04 1 3007 sht_temp=26.65 sht_hum=74.8 ds_temp=26.43
825 -
826 -3 19/6/26 14:09 1 3007 sht_temp=26.91 sht_hum=77.9 ds_temp=26.56
827 -
828 -4 19/6/26 14:15 1 3007 sht_temp=26.93 sht_hum=76.7 ds_temp=26.75
829 -
830 -5 19/6/26 14:20 1 3007 sht_temp=26.78 sht_hum=76.6 ds_temp=26.43
831 -
832 -Start Tx and RTP events
833 -
834 -OK
835 -)))
836 -
837 837  **Downlink Command:**
838 838  
839 839  No downlink commands for feature
... ... @@ -844,14 +844,8 @@
844 844  
845 845  **AT Command: AT+CLRDTA**
846 846  
847 -(% border="1" %)
848 -|**Command Example**|**Function**|**Response**
849 -|AT+CLRDTA|Clear date record|(((
850 -Clear all stored sensor data…
990 +[[image:image-20220523151556-13.png]]
851 851  
852 -OK
853 -)))
854 -
855 855  **Downlink Command: 0xA3**
856 856  
857 857  * Example: 0xA301 ~/~/Same as AT+CLRDTA
... ... @@ -862,11 +862,15 @@
862 862  
863 863  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.
864 864  
1002 +(((
865 865  The discharge curve is not linear so can’t simply use percentage to show the battery level. Below is the battery performance.
866 866  [[image:image-20220515075034-1.png||height="208" width="644"]]
1005 +)))
867 867  
1007 +(((
868 868  The minimum Working Voltage for the LHT65N is ~~ 2.5v. When battery is lower than 2.6v, it is time to change the battery.
869 869  
1010 +)))
870 870  
871 871  == 5.2 Replace Battery ==
872 872  
... ... @@ -876,47 +876,97 @@
876 876  
877 877  == 5.3 Battery Life Analyze ==
878 878  
1020 +(((
879 879  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:
880 880  https:~/~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf
1023 +)))
881 881  
882 882  = 6. Order Info =
883 883  
884 -Part Number: (% class="mark" %)**LHT65N-XX**
1027 +(((
1028 +Part Number: (% style="color:#4f81bd" %)** LHT65N-XX-YY**
1029 +)))
885 885  
886 -**XX**: The default frequency band
1031 +(((
1032 +(% style="color:#4f81bd" %)**XX **(%%): The default frequency band
1033 +)))
887 887  
888 -* **AS923**: LoRaWAN AS923 band
889 -* **AU915**: LoRaWAN AU915 band
890 -* **EU433**: LoRaWAN EU433 band
891 -* **EU868**: LoRaWAN EU868 band
892 -* **KR920**: LoRaWAN KR920 band
893 -* **US915**: LoRaWAN US915 band
894 -* **IN865**: LoRaWAN IN865 band
895 -* **CN470**: LoRaWAN CN470 band
1035 +* (((
1036 +(% style="color:#4f81bd" %)** AS923**(%%): LoRaWAN AS923 band
1037 +)))
1038 +* (((
1039 +(% style="color:#4f81bd" %)** AU915**(%%): LoRaWAN AU915 band
1040 +)))
1041 +* (((
1042 +(% style="color:#4f81bd" %)** EU433**(%%): LoRaWAN EU433 band
1043 +)))
1044 +* (((
1045 +(% style="color:#4f81bd" %)** EU868**(%%): LoRaWAN EU868 band
1046 +)))
1047 +* (((
1048 +(% style="color:#4f81bd" %)** KR920**(%%): LoRaWAN KR920 band
1049 +)))
1050 +* (((
1051 +(% style="color:#4f81bd" %)** US915**(%%): LoRaWAN US915 band
1052 +)))
1053 +* (((
1054 +(% style="color:#4f81bd" %)** IN865**(%%): LoRaWAN IN865 band
1055 +)))
1056 +* (((
1057 +(% style="color:#4f81bd" %)** CN470**(%%): LoRaWAN CN470 band
1058 +)))
896 896  
897 -**YY**: Sensor Accessories
1060 +(((
1061 +(% style="color:#4f81bd" %)**YY**(%%): Sensor Accessories
1062 +)))
898 898  
899 -* **E3**: External Temperature Probe
1064 +* (((
1065 +(% style="color:#4f81bd" %)**E3**(%%): External Temperature Probe
1066 +)))
900 900  
901 901  = 7. Packing Info =
902 902  
1070 +(((
903 903  **Package Includes**:
1072 +)))
904 904  
905 -* LHT65N Temperature & Humidity Sensor x 1
906 -* Program cable x 1
907 -* Optional external sensor
1074 +* (((
1075 +LHT65N Temperature & Humidity Sensor x 1
1076 +)))
1077 +* (((
1078 +Program cable x 1
1079 +)))
1080 +* (((
1081 +Optional external sensor
1082 +)))
908 908  
1084 +(((
909 909  **Dimension and weight**:
1086 +)))
910 910  
911 -* Device Size:  13.5 x 7 x 3 cm
912 -* Device Weight: 105g
913 -* Package Size / pcs : 14.5 x 8 x 5 cm
914 -* Weight / pcs : 170g
1088 +* (((
1089 +Device Size:  13.5 x 7 x 3 cm
1090 +)))
1091 +* (((
1092 +Device Weight: 105g
1093 +)))
1094 +* (((
1095 +Package Size / pcs : 14.5 x 8 x 5 cm
1096 +)))
1097 +* (((
1098 +Weight / pcs : 170g
1099 +)))
915 915  
916 916  = 8. FCC Warning =
917 917  
1103 +(((
918 918  This device complies with part 15 of the FCC Rules.Operation is subject to the following two conditions:
1105 +)))
919 919  
1107 +(((
920 920  (1) This device may not cause harmful interference；
1109 +)))
921 921  
1111 +(((
922 922  (2) this device must accept any interference received, including interference that may cause undesired operation.
1113 +)))
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