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Last modified by Bei Jinggeng on 2024/05/31 09:53
From version 65.3
edited by Xiaoling
on 2022/07/08 15:04
Change comment: There is no comment for this version
To version 104.1
edited by Edwin Chen
on 2022/09/08 23:13
Change comment: There is no comment for this version

Summary

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Title
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1 -NSE01 - NB-IoT Soil Moisture & EC Sensor User Manual
1 +NDDS75 NB-IoT Distance Detect Sensor User Manual
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -1,16 +1,10 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220606151504-2.jpeg||height="554" width="554"]]
2 +[[image:image-20220709085040-1.png||height="542" width="524"]]
3 3  
4 4  
5 5  
6 6  
7 7  
8 -
9 -
10 -
11 -
12 -
13 -
14 14  **Table of Contents:**
15 15  
16 16  {{toc/}}
... ... @@ -22,47 +22,61 @@
22 22  
23 23  = 1.  Introduction =
24 24  
25 -== 1.1 ​ What is LoRaWAN Soil Moisture & EC Sensor ==
26 26  
20 +== 1.1 ​ What is NDDS75 Distance Detection Sensor ==
21 +
27 27  (((
28 28  
29 29  
30 -Dragino NSE01 is an (% style="color:blue" %)**NB-IOT soil moisture & EC sensor**(%%) for agricultural IoT. Used to measure the soil moisture of saline-alkali soil and loam. The soil sensor uses the FDR method to calculate soil moisture and compensates it with soil temperature and electrical conductivity. It has also been calibrated for mineral soil types at the factory.
25 +(((
26 +(((
27 +The Dragino NDDS75 is a (% style="color:blue" %)**NB-IoT Distance Detection Sensor**(%%) for Internet of Things solution. It is designed to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses ultrasonic sensing technology for distance measurement, and temperature compensation is performed internally to improve the reliability of data.
28 +)))
31 31  
32 -It can detect (% style="color:blue" %)**Soil Moisture, Soil Temperature and Soil Conductivity**(%%), and upload its value to the server wirelessly.
30 +(((
31 +The NDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc. It detects the distance between the measured object and the sensor, and uploads the value via wireless to IoT Server via NB-IoT Network.
32 +)))
33 33  
34 -The wireless technology used in NSE01 allows the device to send data at a low data rate and reach ultra-long distances, providing ultra-long-distance spread spectrum Communication.
34 +(((
35 +NarrowBand-Internet of Things (NB-IoT) is a standards-based low power wide area (LPWA) technology developed to enable a wide range of new IoT devices and services. NB-IoT significantly improves the power consumption of user devices, system capacity and spectrum efficiency, especially in deep coverage.
36 +)))
35 35  
36 -NSE01 are powered by (% style="color:blue" %)**8500mAh Li-SOCI2**(%%) batteries, which can be used for up to 5 years.  
38 +(((
39 +NDDS75 supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP** (%%)for different application requirement.
40 +)))
37 37  
38 -
42 +(((
43 +NDDS75 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 5 years. (Actually Battery life depends on the use environment, update period & uplink method)
39 39  )))
40 40  
41 -[[image:1654503236291-817.png]]
46 +(((
47 +To use NDDS75, user needs to check if there is NB-IoT coverage in local area and with the bands NDDS75 supports. If the local operate support it, user needs to get a NB-IoT SIM card from local operator and install NDDS75 to get NB-IoT network connection.
48 +)))
49 +)))
42 42  
51 +
52 +)))
43 43  
44 -[[image:1657245163077-232.png]]
54 +[[image:1657327959271-447.png]]
45 45  
46 46  
47 47  
48 48  == 1.2 ​ Features ==
49 49  
60 +
50 50  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
51 -* Monitor Soil Moisture
52 -* Monitor Soil Temperature
53 -* Monitor Soil Conductivity
62 +* Ultra low power consumption
63 +* Distance Detection by Ultrasonic technology
64 +* Flat object range 280mm - 7500mm
65 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
66 +* Cable Length: 25cm
54 54  * AT Commands to change parameters
55 55  * Uplink on periodically
56 56  * Downlink to change configure
57 57  * IP66 Waterproof Enclosure
58 -* Ultra-Low Power consumption
59 -* AT Commands to change parameters
60 60  * Micro SIM card slot for NB-IoT SIM
61 61  * 8500mAh Battery for long term use
62 62  
63 -
64 -
65 -
66 66  == 1.3  Specification ==
67 67  
68 68  
... ... @@ -71,8 +71,6 @@
71 71  * Supply Voltage: 2.1v ~~ 3.6v
72 72  * Operating Temperature: -40 ~~ 85°C
73 73  
74 -
75 -
76 76  (% style="color:#037691" %)**NB-IoT Spec:**
77 77  
78 78  * - B1 @H-FDD: 2100MHz
... ... @@ -82,93 +82,119 @@
82 82  * - B20 @H-FDD: 800MHz
83 83  * - B28 @H-FDD: 700MHz
84 84  
91 +(% style="color:#037691" %)**Battery:**
85 85  
93 +* Li/SOCI2 un-chargeable battery
94 +* Capacity: 8500mAh
95 +* Self Discharge: <1% / Year @ 25°C
96 +* Max continuously current: 130mA
97 +* Max boost current: 2A, 1 second
86 86  
87 -Probe(% style="color:#037691" %)** Specification:**
99 +(% style="color:#037691" %)**Power Consumption**
88 88  
89 -Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
101 +* STOP Mode: 10uA @ 3.3v
102 +* Max transmit power: 350mA@3.3v
90 90  
91 -[[image:image-20220708101224-1.png]]
92 -
93 -
94 -
95 95  == ​1.4  Applications ==
96 96  
106 +
107 +* Smart Buildings & Home Automation
108 +* Logistics and Supply Chain Management
109 +* Smart Metering
97 97  * Smart Agriculture
111 +* Smart Cities
112 +* Smart Factory
98 98  
99 99  (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
100 100  ​
101 101  
117 +
118 +
119 +
102 102  == 1.5  Pin Definitions ==
103 103  
104 104  
105 -[[image:1657246476176-652.png]]
123 +[[image:1657328609906-564.png]]
106 106  
107 107  
108 108  
109 -= 2.  Use NSE01 to communicate with IoT Server =
127 += 2.  Use NDDS75 to communicate with IoT Server =
110 110  
129 +
111 111  == 2.1  How it works ==
112 112  
113 113  
114 114  (((
115 -The NSE01 is equipped with a NB-IoT module, the pre-loaded firmware in NSE01 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NSE01.
134 +The NDDS75 is equipped with a NB-IoT module, the pre-loaded firmware in NDDS75 will get environment data from sensors and send the value to local NB-IoT network via the NB-IoT module.  The NB-IoT network will forward this value to IoT server via the protocol defined by NDDS75.
116 116  )))
117 117  
118 118  
119 119  (((
120 -The diagram below shows the working flow in default firmware of NSE01:
139 +The diagram below shows the working flow in default firmware of NDDS75:
121 121  )))
122 122  
123 -[[image:image-20220708101605-2.png]]
124 -
125 125  (((
126 126  
127 127  )))
128 128  
146 +[[image:1657328659945-416.png]]
129 129  
148 +(((
149 +
150 +)))
130 130  
131 -== 2.2 ​ Configure the NSE01 ==
132 132  
153 +== 2.2 ​ Configure the NDDS75 ==
133 133  
155 +
134 134  === 2.2.1 Test Requirement ===
135 135  
136 136  
137 -To use NSE01 in your city, make sure meet below requirements:
159 +(((
160 +To use NDDS75 in your city, make sure meet below requirements:
161 +)))
138 138  
139 139  * Your local operator has already distributed a NB-IoT Network there.
140 -* The local NB-IoT network used the band that NSE01 supports.
164 +* The local NB-IoT network used the band that NDDS75 supports.
141 141  * Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
142 142  
143 143  (((
144 -Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NSE01 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
168 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NDDS75 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server.
145 145  )))
146 146  
147 147  
148 -[[image:1657249419225-449.png]]
172 +[[image:1657328756309-230.png]]
149 149  
150 150  
151 151  
152 152  === 2.2.2 Insert SIM card ===
153 153  
178 +
179 +(((
154 154  Insert the NB-IoT Card get from your provider.
181 +)))
155 155  
183 +(((
156 156  User need to take out the NB-IoT module and insert the SIM card like below:
185 +)))
157 157  
158 158  
159 -[[image:1657249468462-536.png]]
188 +[[image:1657328884227-504.png]]
160 160  
161 161  
162 162  
163 -=== 2.2.3 Connect USB – TTL to NSE01 to configure it ===
192 +=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
164 164  
194 +
165 165  (((
166 166  (((
167 -User need to configure NSE01 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NSE01 support AT Commands, user can use a USB to TTL adapter to connect to NSE01 and use AT Commands to configure it, as below.
197 +User need to configure NDDS75 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NDDS75 support AT Commands, user can use a USB to TTL adapter to connect to NDDS75 and use AT Commands to configure it, as below.
168 168  )))
169 169  )))
170 170  
201 +[[image:image-20220709092052-2.png]]
171 171  
203 +
172 172  **Connection:**
173 173  
174 174   (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
... ... @@ -187,70 +187,86 @@
187 187  * Flow Control: (% style="color:green" %)**None**
188 188  
189 189  (((
190 -Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSE01. NSE01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
222 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on NDDS75. NDDS75 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
191 191  )))
192 192  
193 -[[image:image-20220708110657-3.png]]
225 +[[image:1657329814315-101.png]]
194 194  
195 -(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
196 196  
228 +(((
229 +(% style="color:red" %)**Note: the valid AT Commands can be found at: **(%%)**[[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]**
230 +)))
197 197  
198 198  
233 +
199 199  === 2.2.4 Use CoAP protocol to uplink data ===
200 200  
201 -(% style="color:red" %)Note: if you don't have CoAP server, you can refer this link to set up one: (%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]
202 202  
237 +(% style="color:red" %)**Note: if you don't have CoAP server, you can refer this link to set up one: **(%%)**[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/>>http://wiki.dragino.com/xwiki/bin/view/Main/Set%20up%20CoAP%20Server/]]**
203 203  
239 +
240 +(((
204 204  **Use below commands:**
242 +)))
205 205  
206 -* (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
207 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
208 -* (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
244 +* (((
245 +(% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
246 +)))
247 +* (((
248 +(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
249 +)))
250 +* (((
251 +(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
209 209  
253 +
254 +
255 +)))
256 +
257 +(((
210 210  For parameter description, please refer to AT command set
259 +)))
211 211  
212 -[[image:1657249793983-486.png]]
261 +[[image:1657330452568-615.png]]
213 213  
214 214  
215 -After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NSE01 will start to uplink sensor values to CoAP server.
216 216  
217 -[[image:1657249831934-534.png]]
265 +(((
266 +After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NDDS75 will start to uplink sensor values to CoAP server.
267 +)))
218 218  
269 +[[image:1657330472797-498.png]]
219 219  
220 220  
272 +
221 221  === 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
222 222  
223 -This feature is supported since firmware version v1.0.1
224 224  
225 -
226 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
276 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
227 227  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
228 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/If the server does not respond, this command is unnecessary
278 +* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
229 229  
230 -[[image:1657249864775-321.png]]
280 +[[image:1657330501006-241.png]]
231 231  
232 232  
233 -[[image:1657249930215-289.png]]
283 +[[image:1657330533775-472.png]]
234 234  
235 235  
236 236  
237 237  === 2.2.6 Use MQTT protocol to uplink data ===
238 238  
239 -This feature is supported since firmware version v110
240 240  
290 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
291 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
292 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
293 +* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
294 +* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
295 +* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
296 +* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
241 241  
242 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
243 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
244 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
245 -* (% style="color:blue" %)**AT+UNAME=UNAME                               **(%%)~/~/Set the username of MQTT
246 -* (% style="color:blue" %)**AT+PWD=PWD                                        **(%%)~/~/Set the password of MQTT
247 -* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB                    **(%%)~/~/Set the sending topic of MQTT
248 -* (% style="color:blue" %)**AT+SUBTOPIC=NSE01_SUB          **(%%) ~/~/Set the subscription topic of MQTT
249 -
250 250  [[image:1657249978444-674.png]]
251 251  
252 252  
253 -[[image:1657249990869-686.png]]
301 +[[image:1657330723006-866.png]]
254 254  
255 255  
256 256  (((
... ... @@ -261,180 +261,226 @@
261 261  
262 262  === 2.2.7 Use TCP protocol to uplink data ===
263 263  
264 -This feature is supported since firmware version v110
265 265  
266 -
267 267  * (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
268 268  * (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
269 269  
270 -[[image:1657250217799-140.png]]
316 +[[image:image-20220709093918-1.png]]
271 271  
272 272  
273 -[[image:1657250255956-604.png]]
319 +[[image:image-20220709093918-2.png]]
274 274  
275 275  
276 276  
277 277  === 2.2.8 Change Update Interval ===
278 278  
325 +
279 279  User can use below command to change the (% style="color:green" %)**uplink interval**.
280 280  
281 281  * (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
282 282  
283 283  (((
284 -(% style="color:red" %)**NOTE:**
285 -)))
331 +(% style="color:red" %)**NOTE: By default, the device will send an uplink message every 1 hour.**
286 286  
287 -(((
288 -(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
333 +
289 289  )))
290 290  
336 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
291 291  
338 +**By default, the device will send an uplink message every 2 hours. Each Uplink Include 8 set of records in this 2 hour (15 minute interval / record).**
292 292  
340 +
293 293  == 2.3  Uplink Payload ==
294 294  
295 -In this mode, uplink payload includes in total 18 bytes
296 296  
297 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
298 -|=(% style="width: 50px;" %)(((
344 +=== 2.3.1 Before Firmware 1.3.2 ===
345 +
346 +In this mode, uplink payload includes in total 14 bytes
347 +
348 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
349 +|=(% style="width: 60px;" %)(((
299 299  **Size(bytes)**
300 -)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 80px;" %)**2**|=(% style="width: 80px;" %)**2**|=(% style="width: 80px;" %)**2**|=(% style="width: 40px;" %)**1**
301 -|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H"]]|(% style="width:41px" %)[[Ver>>||anchor="H"]]|(% style="width:46px" %)[[BAT>>||anchor="H"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H"]]|(% style="width:108px" %)[[Soil Moisture>>||anchor="H"]]|(% style="width:133px" %)[[Soil Temperature>>||anchor="H"]]|(% style="width:159px" %)[[Soil Conductivity(EC)>>||anchor="H"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H"]]
351 +)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
352 +|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H2.4.1A0A0DeviceID"]]|(% style="width:41px" %)[[Ver>>||anchor="H2.4.2A0VersionInfo"]]|(% style="width:46px" %)[[BAT>>||anchor="H2.4.3A0BatteryInfo"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H2.4.4A0SignalStrength"]]|(% style="width:120px" %)[[Distance (unit: mm)>>||anchor="H2.4.5A0Distance"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H2.4.6A0DigitalInterrupt"]]
302 302  
303 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSE01 uplink data.
354 +(((
355 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
356 +)))
304 304  
305 305  
306 -[[image:image-20220708111918-4.png]]
359 +[[image:1657331036973-987.png]]
307 307  
308 308  
362 +(((
309 309  The payload is ASCII string, representative same HEX:
364 +)))
310 310  
311 -0x72403155615900640c7817075e0a8c02f900 where:
366 +(((
367 +0x72403155615900640c6c19029200 where:
368 +)))
312 312  
313 -* Device ID: 0x 724031556159 = 724031556159
314 -* Version: 0x0064=100=1.0.0
370 +* (((
371 +Device ID: 0x724031556159 = 724031556159
372 +)))
373 +* (((
374 +Version: 0x0064=100=1.0.0
375 +)))
315 315  
316 -* BAT: 0x0c78 = 3192 mV = 3.192V
317 -* Singal: 0x17 = 23
318 -* Soil Moisture: 0x075e= 1886 = 18.86  %
319 -* Soil Temperature:0x0a8c =2700=27 °C
320 -* Soil Conductivity(EC) = 0x02f9 =761 uS /cm
321 -* Interrupt: 0x00 = 0
377 +* (((
378 +BAT: 0x0c6c = 3180 mV = 3.180V
379 +)))
380 +* (((
381 +Signal: 0x19 = 25
382 +)))
383 +* (((
384 +Distance: 0x0292= 658 mm
385 +)))
386 +* (((
387 +Interrupt: 0x00 = 0
322 322  
389 +
390 +)))
323 323  
392 +=== **2.3.2 Since firmware v1.3.2** ===
324 324  
394 +In this mode, uplink payload includes 69 bytes in total by default.
325 325  
326 -== 2.4  Payload Explanation and Sensor Interface ==
396 +Each time the device uploads a data package, 8 sets of recorded data will be attached. Up to 32 sets of recorded data can be uploaded.
327 327  
398 +|**Size(bytes)**|**8**|2|2|1|1|1|2|4|2|4
399 +|**Value**|Device ID|Ver|BAT|Signal Strength|MOD|Interrupt|Distance|Timestamp|Distance|Timestamp.......
328 328  
329 -=== 2.4.1  Device ID ===
401 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
330 330  
331 -By default, the Device ID equal to the last 6 bytes of IMEI.
403 +[[image:image-20220908175246-1.png]]
332 332  
333 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
405 +The payload is ASCII string, representative same HEX:
334 334  
335 -**Example:**
407 +0x(% style="color:red" %)f867787050213317(% style="color:blue" %)0084(% style="color:green" %)0cf4(% style="color:red" %)1e(% style="color:blue" %)01(% style="color:green" %)00(% style="color:red" %)**//00396319bb32//**00396319baf0//**00396319ba3c**//00396319b988//**00396319b8d4**//00396319b820//**00396319b76c**//00396319b6b8//**00396319b604**//(%%) where:
336 336  
337 -AT+DEUI=A84041F15612
409 +* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
410 +* (% style="color:red" %)Version: 0x0084=132=1.3.2
411 +* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
412 +* (% style="color:blue" %)Singal: 0x1e = 30
413 +* (% style="color:red" %)Mod: 0x01 = 1
414 +* Interrupt: 0x00= 0
415 +* Distance: 0x0039= 57 = 57
416 +* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
417 +* Distance,Time stamp : 00396319baf0
418 +* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
338 338  
339 -The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID.
420 +== 2.4  Payload Explanation and Sensor Interface ==
340 340  
341 341  
423 +=== 2.4.1  Device ID ===
342 342  
343 -=== 2.4.2  Version Info ===
344 344  
345 -Specify the software version: 0x64=100, means firmware version 1.00.
426 +(((
427 +By default, the Device ID equal to the last 6 bytes of IMEI.
428 +)))
346 346  
347 -For example: 0x00 64 : this device is NSE01 with firmware version 1.0.0.
430 +(((
431 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
348 348  
433 +
434 +)))
349 349  
350 -
351 -=== 2.4.3  Battery Info ===
352 -
353 353  (((
354 -Check the battery voltage for LSE01.
437 +**Example:**
355 355  )))
356 356  
357 357  (((
358 -Ex1: 0x0B45 = 2885mV
441 +AT+DEUI=A84041F15612
359 359  )))
360 360  
361 361  (((
362 -Ex2: 0x0B49 = 2889mV
445 +The Device ID is stored in a none-erase area, Upgrade the firmware or run **AT+FDR** won't erase Device ID.
363 363  )))
364 364  
365 365  
449 +**NOTE:When the firmware version is v1.3.2 and later firmware:**
366 366  
367 -=== 2.4.4  Signal Strength ===
451 +By default, the Device ID equal to the last 15 bits of IMEI.
368 368  
369 -NB-IoT Network signal Strength.
453 +User can use **AT+DEUI** to set Device ID
370 370  
371 -**Ex1: 0x1d = 29**
455 +**Example:**
372 372  
373 -(% style="color:blue" %)**0**(%%)  -113dBm or less
457 +AT+DEUI=868411056754138
374 374  
375 -(% style="color:blue" %)**1**(%%)  -111dBm
459 +=== 2.4.2  Version Info ===
376 376  
377 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
378 378  
379 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
462 +(((
463 +Specify the software version: 0x64=100, means firmware version 1.00.
464 +)))
380 380  
381 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
466 +(((
467 +For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
468 +)))
382 382  
383 383  
384 384  
385 -=== 2.4.5  Soil Moisture ===
472 +=== 2.4.3  Battery Info ===
386 386  
474 +
387 387  (((
388 -Get the moisture content of the soil. The value range of the register is 0-10000(Decimal), divide this value by 100 to get the percentage of moisture in the soil.
476 +Ex1: 0x0B45 = 2885mV
389 389  )))
390 390  
391 391  (((
392 -For example, if the data you get from the register is **__0x05 0xDC__**, the moisture content in the soil is
480 +Ex2: 0x0B49 = 2889mV
393 393  )))
394 394  
483 +
484 +
485 +=== 2.4.4  Signal Strength ===
486 +
487 +
395 395  (((
396 -
489 +NB-IoT Network signal Strength.
397 397  )))
398 398  
399 399  (((
400 -(% style="color:#4f81bd" %)**05DC(H) = 1500(D) /100 = 15%.**
493 +**Ex1: 0x1d = 29**
401 401  )))
402 402  
496 +(((
497 +(% style="color:blue" %)**0**(%%)  -113dBm or less
498 +)))
403 403  
404 -
405 -=== 2.4.6  Soil Temperature ===
406 -
407 407  (((
408 - Get the temperature in the soil. The value range of the register is -4000 - +800(Decimal), divide this value by 100 to get the temperature in the soil. For example, if the data you get from the register is __**0x09 0xEC**__, the temperature content in the soil is
501 +(% style="color:blue" %)**1**(%%)  -111dBm
409 409  )))
410 410  
411 411  (((
412 -**Example**:
505 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
413 413  )))
414 414  
415 415  (((
416 -If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/100 = 2.61 °C
509 +(% style="color:blue" %)**31**  (%%) -51dBm or greater
417 417  )))
418 418  
419 419  (((
420 -If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
513 +(% style="color:blue" %)**99**   (%%) Not known or not detectable
421 421  )))
422 422  
423 423  
424 424  
425 -=== 2.4.7  Soil Conductivity (EC) ===
518 +=== 2.4.5  Distance ===
426 426  
427 -(((
428 -Obtain (% style="color:#4f81bd" %)**__soluble salt concentration__**(%%) in soil or (% style="color:#4f81bd" %)**__soluble ion concentration in liquid fertilizer__**(%%) or (% style="color:#4f81bd" %)**__planting medium__**(%%). The value range of the register is 0 - 20000(Decimal)( Can be greater than 20000).
429 -)))
430 430  
521 +Get the distance. Flat object range 280mm - 7500mm.
522 +
431 431  (((
432 -For example, if the data you get from the register is __**0x00 0xC8**__, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
524 +For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
433 433  )))
434 434  
435 435  (((
436 -Generally, the EC value of irrigation water is less than 800uS / cm.
528 +(((
529 +(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
437 437  )))
531 +)))
438 438  
439 439  (((
440 440  
... ... @@ -444,46 +444,75 @@
444 444  
445 445  )))
446 446  
447 -=== 2.4.8  Digital Interrupt ===
541 +=== 2.4.6  Digital Interrupt ===
448 448  
449 -Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NSE01 will send a packet to the server.
450 450  
544 +(((
545 +Digital Interrupt refers to pin (% style="color:blue" %)**GPIO_EXTI**(%%), and there are different trigger methods. When there is a trigger, the NDDS75 will send a packet to the server.
546 +)))
547 +
548 +(((
451 451  The command is:
550 +)))
452 452  
552 +(((
453 453  (% style="color:blue" %)**AT+INTMOD=3 **(%%) ~/~/(more info about INMOD please refer [[**AT Command Manual**>>url:https://www.dragino.com/downloads/downloads/NB-IoT/NBSN95/DRAGINO_NBSN95-NB_AT%20Commands_v1.1.0.pdf]])**.**
554 +)))
454 454  
455 455  
456 -The lower four bits of this data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H"]] for the hardware and software set up.
557 +(((
558 +The lower four bits of this data field shows if this packet is generated by interrupt or not. Click here for the hardware and software set up.
559 +)))
457 457  
458 458  
562 +(((
459 459  Example:
564 +)))
460 460  
566 +(((
461 461  0x(00): Normal uplink packet.
568 +)))
462 462  
570 +(((
463 463  0x(01): Interrupt Uplink Packet.
572 +)))
464 464  
465 465  
466 466  
467 -=== 2.4.9  ​+5V Output ===
576 +=== 2.4.7  ​+5V Output ===
468 468  
469 -NSE01 will enable +5V output before all sampling and disable the +5v after all sampling. 
470 470  
579 +(((
580 +NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
581 +)))
471 471  
583 +
584 +(((
472 472  The 5V output time can be controlled by AT Command.
473 473  
587 +
588 +)))
589 +
590 +(((
474 474  (% style="color:blue" %)**AT+5VT=1000**
475 475  
593 +
594 +)))
595 +
596 +(((
476 476  Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
598 +)))
477 477  
478 478  
479 479  
480 480  == 2.5  Downlink Payload ==
481 481  
482 -By default, NSE01 prints the downlink payload to console port.
483 483  
484 -[[image:image-20220708133731-5.png]]
605 +By default, NDDS75 prints the downlink payload to console port.
485 485  
607 +[[image:image-20220709100028-1.png]]
486 486  
609 +
487 487  (((
488 488  (% style="color:blue" %)**Examples:**
489 489  )))
... ... @@ -517,96 +517,117 @@
517 517  )))
518 518  
519 519  (((
520 -If payload = 0x04FF, it will reset the NSE01
643 +If payload = 0x04FF, it will reset the NDDS75
521 521  )))
522 522  
523 523  
524 524  * (% style="color:blue" %)**INTMOD**
525 525  
649 +(((
526 526  Downlink Payload: 06000003, Set AT+INTMOD=3
651 +)))
527 527  
528 528  
654 +== 2.6 Distance alarm function(Since firmware v1.3.2) ==
529 529  
530 -== 2.6  ​LED Indicator ==
656 +➢ AT Command:
531 531  
532 -(((
533 -The NSE01 has an internal LED which is to show the status of different state.
658 +AT+ LDDSALARM=min,max
534 534  
660 +² When min=0, and max≠0, Alarm higher than max
535 535  
536 -* When power on, NSE01 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe)
537 -* Then the LED will be on for 1 second means device is boot normally.
538 -* After NSE01 join NB-IoT network. The LED will be ON for 3 seconds.
539 -* For each uplink probe, LED will be on for 500ms.
540 -)))
662 +² When min≠0, and max=0, Alarm lower than min
541 541  
664 +² When min≠0 and max≠0, Alarm higher than max or lower than min
542 542  
666 +Example:
543 543  
668 +AT+ LDDSALARM=260,2000 ~/~/ Alarm when distance lower than 260.
544 544  
545 -== 2.7  Installation in Soil ==
546 546  
547 -__**Measurement the soil surface**__
671 +== 2.7 Set the number of data to be uploaded and the recording time ==
548 548  
549 -Choose the proper measuring position. Avoid the probe to touch rocks or hard things. Split the surface soil according to the measured deep. Keep the measured as original density. Vertical insert the probe into the soil to be measured. Make sure not shake when inserting. [[https:~~/~~/img.alicdn.com/imgextra/i3/2005165265/O1CN010rj9Oh1olPsQxrdUK_!!2005165265.jpg>>url:https://img.alicdn.com/imgextra/i3/2005165265/O1CN010rj9Oh1olPsQxrdUK_!!2005165265.jpg]]
673 +➢ AT Command:
550 550  
551 -[[image:1657259653666-883.png]] ​
675 +AT+TR=900  ~/~/The unit is seconds, and the default is to record data once every 900 seconds.( The minimum can be set to 180 seconds)
552 552  
677 +AT+NOUD=8  ~/~/The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
553 553  
554 -(((
555 -
679 +== 2.8 Read or Clear cached data ==
556 556  
557 -(((
558 -Dig a hole with diameter > 20CM.
559 -)))
681 +➢ AT Command:
560 560  
561 -(((
562 -Horizontal insert the probe to the soil and fill the hole for long term measurement.
563 -)))
564 -)))
683 +AT+CDP ~/~/ Read cached data
565 565  
566 -[[image:1654506665940-119.png]]
685 +[[image:image-20220908175333-2.png]]
567 567  
687 +AT+CDP=0 ~/~/ Clear cached data
688 +
689 +== 2.9  ​LED Indicator ==
690 +
691 +
692 +The NDDS75 has an internal LED which is to show the status of different state.
693 +
694 +
695 +* When power on, NDDS75 will detect if sensor probe is connected, if probe detected, LED will blink four times. (no blinks in this step is no probe)
696 +* Then the LED will be on for 1 second means device is boot normally.
697 +* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
698 +* For each uplink probe, LED will be on for 500ms.
699 +
568 568  (((
569 569  
570 570  )))
571 571  
572 572  
573 -== 2.8  ​Firmware Change Log ==
574 574  
706 +== 2.10  ​Firmware Change Log ==
575 575  
576 -Download URL & Firmware Change log
577 577  
578 -[[www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/Firmware/]]
709 +(((
710 +Download URL & Firmware Change log:  [[https:~~/~~/www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0>>https://www.dropbox.com/sh/3hb94r49iszmstx/AADvSJcXxahEUfxqKWVnZx-La?dl=0]]
711 +)))
579 579  
713 +(((
714 +
715 +)))
580 580  
581 -Upgrade Instruction: [[Upgrade_Firmware>>||anchor="H"]]
717 +(((
718 +Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
719 +)))
582 582  
583 583  
584 584  
585 -== 2.9  ​Battery Analysis ==
723 +== 2.11  ​Battery Analysis ==
586 586  
587 -=== 2.9.1  ​Battery Type ===
588 588  
726 +=== 2.11.1  ​Battery Type ===
589 589  
590 -The NSE01 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
591 591  
729 +(((
730 +The NDDS75 battery is a combination of an 8500mAh Li/SOCI2 Battery and a Super Capacitor. The battery is none-rechargeable battery type with a low discharge rate (<2% per year). This type of battery is commonly used in IoT devices such as water meter.
731 +)))
592 592  
733 +(((
593 593  The battery is designed to last for several years depends on the actually use environment and update interval. 
735 +)))
594 594  
595 -
737 +(((
596 596  The battery related documents as below:
739 +)))
597 597  
598 598  * [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
599 -* [[Lithium-Thionyl Chloride Battery>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]][[ datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
742 +* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
600 600  * [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
601 601  
602 602  (((
603 -[[image:image-20220708140453-6.png]]
746 +[[image:image-20220709101450-2.png]]
604 604  )))
605 605  
606 606  
607 607  
608 -=== 2.9.2  Power consumption Analyze ===
751 +=== 2.11.2  Power consumption Analyze ===
609 609  
753 +
610 610  (((
611 611  Dragino battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
612 612  )))
... ... @@ -639,12 +639,13 @@
639 639  And the Life expectation in difference case will be shown on the right.
640 640  )))
641 641  
642 -[[image:image-20220708141352-7.jpeg]]
786 +[[image:image-20220709110451-3.png]]
643 643  
644 644  
645 645  
646 -=== 2.9.3  ​Battery Note ===
790 +=== 2.11.3  ​Battery Note ===
647 647  
792 +
648 648  (((
649 649  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
650 650  )))
... ... @@ -651,10 +651,11 @@
651 651  
652 652  
653 653  
654 -=== 2.9.4  Replace the battery ===
799 +=== 2.11.4  Replace the battery ===
655 655  
801 +
656 656  (((
657 -The default battery pack of NSE01 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes).
803 +The default battery pack of NDDS75 includes a ER26500 plus super capacitor. If user can't find this pack locally, they can find ER26500 or equivalence without the SPC1520 capacitor, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes).
658 658  )))
659 659  
660 660  
... ... @@ -661,6 +661,7 @@
661 661  
662 662  = 3. ​ Access NB-IoT Module =
663 663  
810 +
664 664  (((
665 665  Users can directly access the AT command set of the NB-IoT module.
666 666  )))
... ... @@ -667,19 +667,23 @@
667 667  
668 668  (((
669 669  The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
817 +
818 +
670 670  )))
671 671  
672 -[[image:1657261278785-153.png]]
821 +[[image:1657333200519-600.png]]
673 673  
674 674  
675 675  
676 676  = 4.  Using the AT Commands =
677 677  
827 +
678 678  == 4.1  Access AT Commands ==
679 679  
680 -See this link for detail: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
681 681  
831 +See this link for detail:  [[https:~~/~~/www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0>>https://www.dropbox.com/sh/aaq2xcl0bzfu0yd/AAAEAHRa7Io_465ds4Y7-F3aa?dl=0]]
682 682  
833 +
683 683  AT+<CMD>?  : Help on <CMD>
684 684  
685 685  AT+<CMD>         : Run <CMD>
... ... @@ -719,7 +719,23 @@
719 719  
720 720  AT+SERVADDR  : Server Address
721 721  
873 +AT+TR      : Get or Set record time"
722 722  
875 +AT+APN     : Get or set the APN
876 +
877 +AT+FBAND   : Get or Set whether to automatically modify the frequency band
878 +
879 +AT+DNSCFG  : Get or Set DNS Server
880 +
881 +AT+GETSENSORVALUE   : Returns the current sensor measurement
882 +
883 +AT+NOUD      : Get or Set the number of data to be uploaded
884 +
885 +AT+CDP     : Read or Clear cached data
886 +
887 +AT+LDDSALARM : Get or Set alarm of distance
888 +
889 +
723 723  (% style="color:#037691" %)**COAP Management**      
724 724  
725 725  AT+URI            : Resource parameters
... ... @@ -753,6 +753,7 @@
753 753  
754 754  = ​5.  FAQ =
755 755  
923 +
756 756  == 5.1 ​ How to Upgrade Firmware ==
757 757  
758 758  
... ... @@ -765,7 +765,7 @@
765 765  )))
766 766  
767 767  (((
768 -(% style="color:red" %)Notice, NSE01 and LSE01 share the same mother board. They use the same connection and method to update.
936 +(% style="color:red" %)**Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.**
769 769  )))
770 770  
771 771  
... ... @@ -772,28 +772,34 @@
772 772  
773 773  = 6.  Trouble Shooting =
774 774  
943 +
775 775  == 6.1  ​Connection problem when uploading firmware ==
776 776  
777 777  
947 +(((
948 +**Please see: **[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>url:http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting]]
949 +)))
950 +
778 778  (% class="wikigeneratedid" %)
779 779  (((
780 -(% style="font-size:14px" %)**Please see: **(%%)[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting>>http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H3.3Troubleshooting||style="background-color: rgb(255, 255, 255); font-size: 14px;"]]
953 +
781 781  )))
782 782  
783 783  
784 -
785 785  == 6.2  AT Command input doesn't work ==
786 786  
959 +
787 787  (((
788 788  In the case if user can see the console output but can't type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn't send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
962 +
963 +
789 789  )))
790 790  
791 791  
792 -
793 793  = 7. ​ Order Info =
794 794  
795 795  
796 -Part Number**:** (% style="color:#4f81bd" %)**NSE01**
970 +Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
797 797  
798 798  
799 799  (% class="wikigeneratedid" %)
... ... @@ -808,8 +808,7 @@
808 808  
809 809  (% style="color:#037691" %)**Package Includes**:
810 810  
811 -
812 -* NSE01 NB-IoT Soil Moisture & EC Sensor x 1
985 +* NDDS75 NB-IoT Distance Detect Sensor Node x 1
813 813  * External antenna x 1
814 814  )))
815 815  
... ... @@ -816,11 +816,13 @@
816 816  (((
817 817  
818 818  
992 +
819 819  (% style="color:#037691" %)**Dimension and weight**:
820 820  
821 -
822 -* Size: 195 x 125 x 55 mm
823 -* Weight:   420g
995 +* Device Size: 13.0 x 5 x 4.5 cm
996 +* Device Weight: 150g
997 +* Package Size / pcs : 15 x 12x 5.5 cm
998 +* Weight / pcs : 220g
824 824  )))
825 825  
826 826  (((
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832 832  
833 833  = 9.  Support =
834 834  
1010 +
835 835  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
836 836  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
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