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Last modified by Bei Jinggeng on 2024/05/31 09:53
From version 104.5
edited by Xiaoling
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To version 44.2
edited by Xiaoling
on 2022/07/08 10:15
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Summary

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Title
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1 -NDDS75 NB-IoT Distance Detect Sensor User Manual
1 +NSE01 - NB-IoT Soil Moisture & EC Sensor User Manual
Content
... ... @@ -1,80 +1,66 @@
1 1  (% style="text-align:center" %)
2 -[[image:image-20220709085040-1.png||height="542" width="524"]]
2 +[[image:image-20220606151504-2.jpeg||height="554" width="554"]]
3 3  
4 4  
5 5  
6 6  
7 7  
8 -**Table of Contents:**
9 9  
10 -{{toc/}}
11 11  
12 12  
13 13  
14 14  
15 15  
14 +**Table of Contents:**
16 16  
17 -= 1.  Introduction =
18 18  
19 19  
20 -== 1.1 ​ What is NDDS75 Distance Detection Sensor ==
21 21  
22 -(((
23 -
24 24  
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 -)))
29 29  
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 -)))
21 += 1.  Introduction =
33 33  
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 -)))
23 +== 1.1 ​ What is LoRaWAN Soil Moisture & EC Sensor ==
37 37  
38 38  (((
39 -NDDS75 supports different uplink methods include (% style="color:blue" %)**TCP, MQTT, UDP and CoAP** (%%)for different application requirement.
40 -)))
26 +
41 41  
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)
44 -)))
28 +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.
45 45  
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 -)))
30 +It can detect (% style="color:blue" %)**Soil Moisture, Soil Temperature and Soil Conductivity**(%%), and upload its value to the server wirelessly.
50 50  
32 +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.
33 +
34 +NSE01 are powered by (% style="color:blue" %)**8500mAh Li-SOCI2**(%%) batteries, which can be used for up to 5 years.  
35 +
51 51  
52 52  )))
53 53  
54 -[[image:1657327959271-447.png]]
39 +[[image:1654503236291-817.png]]
55 55  
56 56  
42 +[[image:1657245163077-232.png]]
57 57  
58 -== 1.2 ​ Features ==
59 59  
60 60  
46 +== 1.2 ​Features ==
47 +
48 +
61 61  * NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
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
50 +* Monitor Soil Moisture
51 +* Monitor Soil Temperature
52 +* Monitor Soil Conductivity
67 67  * AT Commands to change parameters
68 68  * Uplink on periodically
69 69  * Downlink to change configure
70 70  * IP66 Waterproof Enclosure
57 +* Ultra-Low Power consumption
58 +* AT Commands to change parameters
71 71  * Micro SIM card slot for NB-IoT SIM
72 72  * 8500mAh Battery for long term use
73 73  
74 74  
75 75  
76 -
77 -
78 78  == 1.3  Specification ==
79 79  
80 80  
... ... @@ -83,6 +83,7 @@
83 83  * Supply Voltage: 2.1v ~~ 3.6v
84 84  * Operating Temperature: -40 ~~ 85°C
85 85  
72 +
86 86  (% style="color:#037691" %)**NB-IoT Spec:**
87 87  
88 88  * - B1 @H-FDD: 2100MHz
... ... @@ -92,745 +92,719 @@
92 92  * - B20 @H-FDD: 800MHz
93 93  * - B28 @H-FDD: 700MHz
94 94  
95 -(% style="color:#037691" %)**Battery:**
96 96  
97 -* Li/SOCI2 un-chargeable battery
98 -* Capacity: 8500mAh
99 -* Self Discharge: <1% / Year @ 25°C
100 -* Max continuously current: 130mA
101 -* Max boost current: 2A, 1 second
83 +(% style="color:#037691" %)**Probe Specification:**
102 102  
103 -(% style="color:#037691" %)**Power Consumption**
85 +Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
104 104  
105 -* STOP Mode: 10uA @ 3.3v
106 -* Max transmit power: 350mA@3.3v
87 +[[image:image-20220708101224-1.png]]
107 107  
108 108  
109 109  
110 -
111 -
112 112  == ​1.4  Applications ==
113 113  
114 -
115 -* Smart Buildings & Home Automation
116 -* Logistics and Supply Chain Management
117 -* Smart Metering
118 118  * Smart Agriculture
119 -* Smart Cities
120 -* Smart Factory
121 121  
122 122  (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
123 123  ​
124 124  
125 -
126 -
127 -
128 128  == 1.5  Pin Definitions ==
129 129  
130 130  
131 -[[image:1657328609906-564.png]]
101 +[[image:1657246476176-652.png]]
132 132  
133 133  
134 134  
135 -= 2.  Use NDDS75 to communicate with IoT Server =
105 += 2. Configure LSE01 to connect to LoRaWAN network =
136 136  
107 +== 2.1 How it works ==
137 137  
138 -== 2.1  How it works ==
139 -
140 -
141 141  (((
142 -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.
110 +The LSE01 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LSE0150. It will automatically join the network via OTAA and start to send the sensor value
143 143  )))
144 144  
145 -
146 146  (((
147 -The diagram below shows the working flow in default firmware of NDDS75:
114 +In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.200BUsingtheATCommands"]].
148 148  )))
149 149  
150 -(((
151 -
152 -)))
153 153  
154 -[[image:1657328659945-416.png]]
155 155  
156 -(((
157 -
158 -)))
119 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
159 159  
121 +Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
160 160  
161 -== 2.2 ​ Configure the NDDS75 ==
162 162  
124 +[[image:1654503992078-669.png]]
163 163  
164 -=== 2.2.1 Test Requirement ===
165 165  
127 +The LG308 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
166 166  
167 -(((
168 -To use NDDS75 in your city, make sure meet below requirements:
169 -)))
170 170  
171 -* Your local operator has already distributed a NB-IoT Network there.
172 -* The local NB-IoT network used the band that NDDS75 supports.
173 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
130 +(% style="color:blue" %)**Step 1**(%%):  Create a device in TTN with the OTAA keys from LSE01.
174 174  
175 -(((
176 -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.
177 -)))
132 +Each LSE01 is shipped with a sticker with the default device EUI as below:
178 178  
134 +[[image:image-20220606163732-6.jpeg]]
179 179  
180 -[[image:1657328756309-230.png]]
136 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
181 181  
138 +**Add APP EUI in the application**
182 182  
183 183  
184 -=== 2.2.2 Insert SIM card ===
141 +[[image:1654504596150-405.png]]
185 185  
186 186  
187 -(((
188 -Insert the NB-IoT Card get from your provider.
189 -)))
190 190  
191 -(((
192 -User need to take out the NB-IoT module and insert the SIM card like below:
193 -)))
145 +**Add APP KEY and DEV EUI**
194 194  
147 +[[image:1654504683289-357.png]]
195 195  
196 -[[image:1657328884227-504.png]]
197 197  
198 198  
151 +(% style="color:blue" %)**Step 2**(%%): Power on LSE01
199 199  
200 -=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
201 201  
154 +Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
202 202  
203 -(((
204 -(((
205 -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.
206 -)))
207 -)))
156 +[[image:image-20220606163915-7.png]]
208 208  
209 -[[image:image-20220709092052-2.png]]
210 210  
159 +(% style="color:blue" %)**Step 3**(%%)**:** The LSE01 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
211 211  
212 -**Connection:**
161 +[[image:1654504778294-788.png]]
213 213  
214 - (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
215 215  
216 - (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
217 217  
218 - (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
165 +== 2.3 Uplink Payload ==
219 219  
220 220  
221 -In the PC, use below serial tool settings:
168 +=== 2.3.1 MOD~=0(Default Mode) ===
222 222  
223 -* Baud:  (% style="color:green" %)**9600**
224 -* Data bits:** (% style="color:green" %)8(%%)**
225 -* Stop bits: (% style="color:green" %)**1**
226 -* Parity:  (% style="color:green" %)**None**
227 -* Flow Control: (% style="color:green" %)**None**
170 +LSE01 will uplink payload via LoRaWAN with below payload format: 
228 228  
229 229  (((
230 -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.
173 +Uplink payload includes in total 11 bytes.
231 231  )))
232 232  
233 -[[image:1657329814315-101.png]]
176 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
177 +|(((
178 +**Size**
234 234  
180 +**(bytes)**
181 +)))|**2**|**2**|**2**|**2**|**2**|**1**
182 +|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
183 +Temperature
235 235  
236 -(((
237 -(% 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]]**
185 +(Reserve, Ignore now)
186 +)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]]|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]]|(((
187 +MOD & Digital Interrupt
188 +
189 +(Optional)
238 238  )))
239 239  
192 +=== 2.3.2 MOD~=1(Original value) ===
240 240  
194 +This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
241 241  
242 -=== 2.2.4 Use CoAP protocol to uplink data ===
196 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
197 +|(((
198 +**Size**
243 243  
200 +**(bytes)**
201 +)))|**2**|**2**|**2**|**2**|**2**|**1**
202 +|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
203 +Temperature
244 244  
245 -(% 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/]]**
205 +(Reserve, Ignore now)
206 +)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]](raw)|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]](raw)|(((
207 +MOD & Digital Interrupt
246 246  
209 +(Optional)
210 +)))
247 247  
212 +=== 2.3.3 Battery Info ===
213 +
248 248  (((
249 -**Use below commands:**
215 +Check the battery voltage for LSE01.
250 250  )))
251 251  
252 -* (((
253 -(% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
218 +(((
219 +Ex1: 0x0B45 = 2885mV
254 254  )))
255 -* (((
256 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
221 +
222 +(((
223 +Ex2: 0x0B49 = 2889mV
257 257  )))
258 -* (((
259 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
260 260  
261 261  
262 -
227 +
228 +=== 2.3.4 Soil Moisture ===
229 +
230 +(((
231 +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.
263 263  )))
264 264  
265 265  (((
266 -For parameter description, please refer to AT command set
235 +For example, if the data you get from the register is __0x05 0xDC__, the moisture content in the soil is
236 +)))
267 267  
238 +(((
268 268  
269 269  )))
270 270  
271 -[[image:1657330452568-615.png]]
242 +(((
243 +(% style="color:#4f81bd" %)**05DC(H) = 1500(D) /100 = 15%.**
244 +)))
272 272  
273 273  
274 274  
248 +=== 2.3.5 Soil Temperature ===
249 +
275 275  (((
276 -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.
251 + 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
252 +)))
277 277  
278 -
254 +(((
255 +**Example**:
279 279  )))
280 280  
281 -[[image:1657330472797-498.png]]
258 +(((
259 +If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/100 = 2.61 °C
260 +)))
282 282  
262 +(((
263 +If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
264 +)))
283 283  
284 284  
285 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
286 286  
268 +=== 2.3.6 Soil Conductivity (EC) ===
287 287  
288 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
289 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
290 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/ If the server does not respond, this command is unnecessary
270 +(((
271 +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).
272 +)))
291 291  
292 -[[image:1657330501006-241.png]]
274 +(((
275 +For example, if the data you get from the register is 0x00 0xC8, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
276 +)))
293 293  
278 +(((
279 +Generally, the EC value of irrigation water is less than 800uS / cm.
280 +)))
294 294  
295 -[[image:1657330533775-472.png]]
282 +(((
283 +
284 +)))
296 296  
286 +(((
287 +
288 +)))
297 297  
290 +=== 2.3.7 MOD ===
298 298  
299 -=== 2.2.6 Use MQTT protocol to uplink data ===
292 +Firmware version at least v2.1 supports changing mode.
300 300  
294 +For example, bytes[10]=90
301 301  
302 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
303 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
304 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
305 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/Set the username of MQTT
306 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/Set the password of MQTT
307 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/Set the sending topic of MQTT
308 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/Set the subscription topic of MQTT
296 +mod=(bytes[10]>>7)&0x01=1.
309 309  
310 -[[image:1657249978444-674.png]]
311 311  
299 +**Downlink Command:**
312 312  
313 -[[image:1657330723006-866.png]]
301 +If payload = 0x0A00, workmode=0
314 314  
303 +If** **payload =** **0x0A01, workmode=1
315 315  
316 -(((
317 -MQTT protocol has a much higher power consumption compare vs UDP / CoAP protocol. Please check the power analyze document and adjust the uplink period to a suitable interval.
318 -)))
319 319  
320 320  
307 +=== 2.3.8 ​Decode payload in The Things Network ===
321 321  
322 -=== 2.2.7 Use TCP protocol to uplink data ===
309 +While using TTN network, you can add the payload format to decode the payload.
323 323  
324 324  
325 -* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
326 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
312 +[[image:1654505570700-128.png]]
327 327  
328 -[[image:image-20220709093918-1.png]]
314 +(((
315 +The payload decoder function for TTN is here:
316 +)))
329 329  
318 +(((
319 +LSE01 TTN Payload Decoder: [[https:~~/~~/www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0>>https://www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0]]
320 +)))
330 330  
331 -[[image:image-20220709093918-2.png]]
332 332  
323 +== 2.4 Uplink Interval ==
333 333  
325 +The LSE01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
334 334  
335 -=== 2.2.8 Change Update Interval ===
336 336  
337 337  
338 -User can use below command to change the (% style="color:green" %)**uplink interval**.
329 +== 2.5 Downlink Payload ==
339 339  
340 -* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
331 +By default, LSE50 prints the downlink payload to console port.
341 341  
333 +[[image:image-20220606165544-8.png]]
334 +
335 +
342 342  (((
337 +(% style="color:blue" %)**Examples:**
338 +)))
339 +
340 +(((
343 343  
342 +)))
344 344  
344 +* (((
345 +(% style="color:blue" %)**Set TDC**
346 +)))
345 345  
346 -(% style="color:red" %)**NOTE:**
348 +(((
349 +If the payload=0100003C, it means set the END Node’s TDC to 0x00003C=60(S), while type code is 01.
350 +)))
347 347  
348 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
352 +(((
353 +Payload:    01 00 00 1E    TDC=30S
354 +)))
349 349  
350 -(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
356 +(((
357 +Payload:    01 00 00 3C    TDC=60S
351 351  )))
352 352  
353 -(% style="color:red" %)**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).**
360 +(((
361 +
362 +)))
354 354  
364 +* (((
365 +(% style="color:blue" %)**Reset**
366 +)))
355 355  
368 +(((
369 +If payload = 0x04FF, it will reset the LSE01
370 +)))
356 356  
357 -== 2.3  Uplink Payload ==
358 358  
373 +* (% style="color:blue" %)**CFM**
359 359  
360 -=== 2.3.1  Before Firmware 1.3.2 ===
375 +Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
361 361  
362 362  
363 -In this mode, uplink payload includes in total 14 bytes
364 364  
365 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
366 -|=(% style="width: 60px;" %)(((
367 -**Size(bytes)**
368 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
369 -|(% 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"]]
379 +== 2.6 ​Show Data in DataCake IoT Server ==
370 370  
371 371  (((
372 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
382 +[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
373 373  )))
374 374  
375 -
376 -[[image:1657331036973-987.png]]
377 -
378 -
379 379  (((
380 -The payload is **ASCII** string, representative same HEX:
386 +
381 381  )))
382 382  
383 383  (((
384 -0x72403155615900640c6c19029200 where:
390 +(% style="color:blue" %)**Step 1**(%%):  Be sure that your device is programmed and properly connected to the network at this time.
385 385  )))
386 386  
387 -* (((
388 -Device ID: 0x724031556159 = 724031556159
393 +(((
394 +(% style="color:blue" %)**Step 2**(%%):  To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:
389 389  )))
390 -* (((
391 -Version:  0x0064=100=1.0.0
392 -)))
393 393  
394 -* (((
395 -BAT:  0x0c6c = 3180 mV = 3.180V
396 -)))
397 -* (((
398 -Signal: 0x19 = 25
399 -)))
400 -* (((
401 -Distance: 0x0292= 658 mm
402 -)))
403 -* (((
404 -Interrupt: 0x00 = 0
405 405  
398 +[[image:1654505857935-743.png]]
406 406  
407 407  
401 +[[image:1654505874829-548.png]]
408 408  
409 -
410 -)))
411 411  
412 -=== **2.3.2  Since firmware v1.3.2** ===
404 +(% style="color:blue" %)**Step 3**(%%)**:**  Create an account or log in Datacake.
413 413  
406 +(% style="color:blue" %)**Step 4**(%%)**:**  Search the LSE01 and add DevEUI.
414 414  
415 -In this mode, uplink payload includes 69 bytes in total by default.
416 416  
417 -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.
409 +[[image:1654505905236-553.png]]
418 418  
419 -(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
420 -|(% style="width:95px" %)**Size(bytes)**|(% style="width:84px" %)**8**|(% style="width:44px" %)2|(% style="width:48px" %)2|(% style="width:123px" %)1|(% style="width:55px" %)1|(% style="width:80px" %)1|(% style="width:77px" %)2|(% style="width:94px" %)4|(% style="width:77px" %)2|(% style="width:116px" %)4
421 -|(% style="width:95px" %)**Value**|(% style="width:84px" %)Device ID|(% style="width:44px" %)Ver|(% style="width:48px" %)BAT|(% style="width:123px" %)Signal Strength|(% style="width:55px" %)MOD|(% style="width:80px" %)Interrupt|(% style="width:77px" %)Distance|(% style="width:94px" %)Timestamp|(% style="width:77px" %)Distance|(% style="width:116px" %)Timestamp.......
422 422  
423 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
412 +After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
424 424  
425 -[[image:image-20220908175246-1.png]]
414 +[[image:1654505925508-181.png]]
426 426  
427 427  
428 -The payload is ASCII string, representative same HEX:
429 429  
430 -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:
418 +== 2.7 Frequency Plans ==
431 431  
432 -* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
433 -* (% style="color:red" %)Version: 0x0084=132=1.3.2
434 -* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
435 -* (% style="color:blue" %)Singal: 0x1e = 30
436 -* (% style="color:red" %)Mod: 0x01 = 1
437 -* Interrupt: 0x00= 0
438 -* Distance: 0x0039= 57 = 57
439 -* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
440 -* Distance,Time stamp : 00396319baf0
441 -* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
420 +The LSE01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
442 442  
443 443  
423 +=== 2.7.1 EU863-870 (EU868) ===
444 444  
425 +(% style="color:#037691" %)** Uplink:**
445 445  
427 +868.1 - SF7BW125 to SF12BW125
446 446  
447 -== 2.4  Payload Explanation and Sensor Interface ==
429 +868.3 - SF7BW125 to SF12BW125 and SF7BW250
448 448  
431 +868.5 - SF7BW125 to SF12BW125
449 449  
450 -=== 2.4.1  Device ID ===
433 +867.1 - SF7BW125 to SF12BW125
451 451  
435 +867.3 - SF7BW125 to SF12BW125
452 452  
453 -(((
454 -By default, the Device ID equal to the last 6 bytes of IMEI.
455 -)))
437 +867.5 - SF7BW125 to SF12BW125
456 456  
457 -(((
458 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
439 +867.7 - SF7BW125 to SF12BW125
459 459  
460 -
461 -)))
441 +867.9 - SF7BW125 to SF12BW125
462 462  
463 -(((
464 -(% style="color:blue" %)**Example :**
465 -)))
443 +868.8 - FSK
466 466  
467 -(((
468 -AT+DEUI=A84041F15612
469 -)))
470 470  
471 -(((
472 -The Device ID is stored in a none-erase area, Upgrade the firmware or run (% style="color:blue" %)**AT+FDR**(%%) won't erase Device ID.
473 -)))
446 +(% style="color:#037691" %)** Downlink:**
474 474  
448 +Uplink channels 1-9 (RX1)
475 475  
476 -(% style="color:red" %)**NOTE: When the firmware version is v1.3.2 and later firmware:**
450 +869.525 - SF9BW125 (RX2 downlink only)
477 477  
478 -(% style="color:red" %)**By default, the Device ID equal to the last 15 bits of IMEI.**
479 479  
480 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
481 481  
454 +=== 2.7.2 US902-928(US915) ===
482 482  
483 -(% style="color:blue" %)**Example :**
456 +Used in USA, Canada and South America. Default use CHE=2
484 484  
485 -AT+DEUI=868411056754138
458 +(% style="color:#037691" %)**Uplink:**
486 486  
460 +903.9 - SF7BW125 to SF10BW125
487 487  
462 +904.1 - SF7BW125 to SF10BW125
488 488  
489 -=== 2.4.2  Version Info ===
464 +904.3 - SF7BW125 to SF10BW125
490 490  
466 +904.5 - SF7BW125 to SF10BW125
491 491  
492 -(((
493 -Specify the software version: 0x64=100, means firmware version 1.00.
494 -)))
468 +904.7 - SF7BW125 to SF10BW125
495 495  
496 -(((
497 -For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
498 -)))
470 +904.9 - SF7BW125 to SF10BW125
499 499  
472 +905.1 - SF7BW125 to SF10BW125
500 500  
474 +905.3 - SF7BW125 to SF10BW125
501 501  
502 -=== 2.4.3  Battery Info ===
503 503  
477 +(% style="color:#037691" %)**Downlink:**
504 504  
505 -(((
506 -Ex1: 0x0B45 = 2885mV
507 -)))
479 +923.3 - SF7BW500 to SF12BW500
508 508  
509 -(((
510 -Ex2: 0x0B49 = 2889mV
511 -)))
481 +923.9 - SF7BW500 to SF12BW500
512 512  
483 +924.5 - SF7BW500 to SF12BW500
513 513  
485 +925.1 - SF7BW500 to SF12BW500
514 514  
515 -=== 2.4.4  Signal Strength ===
487 +925.7 - SF7BW500 to SF12BW500
516 516  
489 +926.3 - SF7BW500 to SF12BW500
517 517  
518 -(((
519 -NB-IoT Network signal Strength.
520 -)))
491 +926.9 - SF7BW500 to SF12BW500
521 521  
522 -(((
523 -**Ex1: 0x1d = 29**
524 -)))
493 +927.5 - SF7BW500 to SF12BW500
525 525  
526 -(((
527 -(% style="color:blue" %)**0**(%%)  -113dBm or less
528 -)))
495 +923.3 - SF12BW500(RX2 downlink only)
529 529  
530 -(((
531 -(% style="color:blue" %)**1**(%%)  -111dBm
532 -)))
533 533  
534 -(((
535 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
536 -)))
537 537  
538 -(((
539 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
540 -)))
499 +=== 2.7.3 CN470-510 (CN470) ===
541 541  
542 -(((
543 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
544 -)))
501 +Used in China, Default use CHE=1
545 545  
503 +(% style="color:#037691" %)**Uplink:**
546 546  
505 +486.3 - SF7BW125 to SF12BW125
547 547  
548 -=== 2.4.5  Distance ===
507 +486.5 - SF7BW125 to SF12BW125
549 549  
509 +486.7 - SF7BW125 to SF12BW125
550 550  
551 -Get the distance. Flat object range 280mm - 7500mm.
511 +486.9 - SF7BW125 to SF12BW125
552 552  
553 -(((
554 -For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
555 -)))
513 +487.1 - SF7BW125 to SF12BW125
556 556  
557 -(((
558 -(((
559 -(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
560 -)))
561 -)))
515 +487.3 - SF7BW125 to SF12BW125
562 562  
563 -(((
564 -
565 -)))
517 +487.5 - SF7BW125 to SF12BW125
566 566  
567 -(((
568 -
569 -)))
519 +487.7 - SF7BW125 to SF12BW125
570 570  
571 -=== 2.4.6  Digital Interrupt ===
572 572  
522 +(% style="color:#037691" %)**Downlink:**
573 573  
574 -(((
575 -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.
576 -)))
524 +506.7 - SF7BW125 to SF12BW125
577 577  
578 -(((
579 -The command is:
580 -)))
526 +506.9 - SF7BW125 to SF12BW125
581 581  
582 -(((
583 -(% 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]])**.**
584 -)))
528 +507.1 - SF7BW125 to SF12BW125
585 585  
530 +507.3 - SF7BW125 to SF12BW125
586 586  
587 -(((
588 -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.
589 -)))
532 +507.5 - SF7BW125 to SF12BW125
590 590  
534 +507.7 - SF7BW125 to SF12BW125
591 591  
592 -(((
593 -Example:
594 -)))
536 +507.9 - SF7BW125 to SF12BW125
595 595  
596 -(((
597 -0x(00): Normal uplink packet.
598 -)))
538 +508.1 - SF7BW125 to SF12BW125
599 599  
600 -(((
601 -0x(01): Interrupt Uplink Packet.
602 -)))
540 +505.3 - SF12BW125 (RX2 downlink only)
603 603  
604 604  
605 605  
606 -=== 2.4.7  ​+5V Output ===
544 +=== 2.7.4 AU915-928(AU915) ===
607 607  
546 +Default use CHE=2
608 608  
609 -(((
610 -NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
611 -)))
548 +(% style="color:#037691" %)**Uplink:**
612 612  
550 +916.8 - SF7BW125 to SF12BW125
613 613  
614 -(((
615 -The 5V output time can be controlled by AT Command.
552 +917.0 - SF7BW125 to SF12BW125
616 616  
617 -
618 -)))
554 +917.2 - SF7BW125 to SF12BW125
619 619  
620 -(((
621 -(% style="color:blue" %)**AT+5VT=1000**
556 +917.4 - SF7BW125 to SF12BW125
622 622  
623 -
624 -)))
558 +917.6 - SF7BW125 to SF12BW125
625 625  
626 -(((
627 -Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
628 -)))
560 +917.8 - SF7BW125 to SF12BW125
629 629  
562 +918.0 - SF7BW125 to SF12BW125
630 630  
564 +918.2 - SF7BW125 to SF12BW125
631 631  
632 -== 2.5  Downlink Payload ==
633 633  
567 +(% style="color:#037691" %)**Downlink:**
634 634  
635 -By default, NDDS75 prints the downlink payload to console port.
569 +923.3 - SF7BW500 to SF12BW500
636 636  
637 -[[image:image-20220709100028-1.png]]
571 +923.9 - SF7BW500 to SF12BW500
638 638  
573 +924.5 - SF7BW500 to SF12BW500
639 639  
640 -(((
641 -(% style="color:blue" %)**Examples:**
642 -)))
575 +925.1 - SF7BW500 to SF12BW500
643 643  
644 -(((
645 -
646 -)))
577 +925.7 - SF7BW500 to SF12BW500
647 647  
648 -* (((
649 -(% style="color:blue" %)**Set TDC**
650 -)))
579 +926.3 - SF7BW500 to SF12BW500
651 651  
652 -(((
653 -If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
654 -)))
581 +926.9 - SF7BW500 to SF12BW500
655 655  
656 -(((
657 -Payload:    01 00 00 1E    TDC=30S
658 -)))
583 +927.5 - SF7BW500 to SF12BW500
659 659  
660 -(((
661 -Payload:    01 00 00 3C    TDC=60S
662 -)))
585 +923.3 - SF12BW500(RX2 downlink only)
663 663  
664 -(((
665 -
666 -)))
667 667  
668 -* (((
669 -(% style="color:blue" %)**Reset**
670 -)))
671 671  
672 -(((
673 -If payload = 0x04FF, it will reset the NDDS75
674 -)))
589 +=== 2.7.5 AS920-923 & AS923-925 (AS923) ===
675 675  
591 +(% style="color:#037691" %)**Default Uplink channel:**
676 676  
677 -* (% style="color:blue" %)**INTMOD**
593 +923.2 - SF7BW125 to SF10BW125
678 678  
679 -(((
680 -Downlink Payload: 06000003, Set AT+INTMOD=3
681 -)))
595 +923.4 - SF7BW125 to SF10BW125
682 682  
683 683  
598 +(% style="color:#037691" %)**Additional Uplink Channel**:
684 684  
685 -== 2.6  Distance alarm function(Since firmware v1.3.2) ==
600 +(OTAA mode, channel added by JoinAccept message)
686 686  
602 +(% style="color:#037691" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
687 687  
688 -(% style="color:blue" %)** ➢ AT Command:**
604 +922.2 - SF7BW125 to SF10BW125
689 689  
690 -(% style="color:#037691" %)** AT+ LDDSALARM=min,max**
606 +922.4 - SF7BW125 to SF10BW125
691 691  
692 -² When min=0, and max≠0, Alarm higher than max
608 +922.6 - SF7BW125 to SF10BW125
693 693  
694 -² When min≠0, and max=0, Alarm lower than min
610 +922.8 - SF7BW125 to SF10BW125
695 695  
696 -² When min≠0 and max≠0, Alarm higher than max or lower than min
612 +923.0 - SF7BW125 to SF10BW125
697 697  
614 +922.0 - SF7BW125 to SF10BW125
698 698  
699 -(% style="color:blue" %)** Example:**
700 700  
701 -**AT+ LDDSALARM=260,2000**  ~/~/ Alarm when distance lower than 260.
617 +(% style="color:#037691" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
702 702  
619 +923.6 - SF7BW125 to SF10BW125
703 703  
621 +923.8 - SF7BW125 to SF10BW125
704 704  
705 -== 2.7  Set the number of data to be uploaded and the recording time ==
623 +924.0 - SF7BW125 to SF10BW125
706 706  
625 +924.2 - SF7BW125 to SF10BW125
707 707  
708 -(% style="color:blue" %)** ➢ AT Command:**
627 +924.4 - SF7BW125 to SF10BW125
709 709  
710 -* (% style="color:#037691" %)** 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)
711 -* (% style="color:#037691" %)** AT+NOUD=8** (%%) ~/~/  The device uploads 8 sets of recorded data by default. Up to 32 sets of record data can be uploaded.
629 +924.6 - SF7BW125 to SF10BW125
712 712  
713 713  
632 +(% style="color:#037691" %)** Downlink:**
714 714  
634 +Uplink channels 1-8 (RX1)
715 715  
716 -== 2.8  Read or Clear cached data ==
636 +923.2 - SF10BW125 (RX2)
717 717  
718 718  
719 -(% style="color:blue" %)** ➢ AT Command:**
720 720  
721 -* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/ Read cached data
722 -* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
640 +=== 2.7.6 KR920-923 (KR920) ===
723 723  
642 +Default channel:
724 724  
644 +922.1 - SF7BW125 to SF12BW125
725 725  
726 -[[image:image-20220908175333-2.png]]
646 +922.3 - SF7BW125 to SF12BW125
727 727  
648 +922.5 - SF7BW125 to SF12BW125
728 728  
729 729  
730 -== 2.9  ​LED Indicator ==
651 +(% style="color:#037691" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
731 731  
653 +922.1 - SF7BW125 to SF12BW125
732 732  
733 -The NDDS75 has an internal LED which is to show the status of different state.
655 +922.3 - SF7BW125 to SF12BW125
734 734  
657 +922.5 - SF7BW125 to SF12BW125
735 735  
736 -* 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)
737 -* Then the LED will be on for 1 second means device is boot normally.
738 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
739 -* For each uplink probe, LED will be on for 500ms.
659 +922.7 - SF7BW125 to SF12BW125
740 740  
741 -(((
742 -
743 -)))
661 +922.9 - SF7BW125 to SF12BW125
744 744  
663 +923.1 - SF7BW125 to SF12BW125
745 745  
665 +923.3 - SF7BW125 to SF12BW125
746 746  
747 -== 2.10  ​Firmware Change Log ==
748 748  
668 +(% style="color:#037691" %)**Downlink:**
749 749  
750 -(((
751 -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]]
752 -)))
670 +Uplink channels 1-7(RX1)
753 753  
754 -(((
755 -
756 -)))
672 +921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
757 757  
758 -(((
759 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
760 -)))
761 761  
762 762  
676 +=== 2.7.7 IN865-867 (IN865) ===
763 763  
764 -== 2.11  ​Battery Analysis ==
678 +(% style="color:#037691" %)** Uplink:**
765 765  
680 +865.0625 - SF7BW125 to SF12BW125
766 766  
767 -=== 2.11.1  ​Battery Type ===
682 +865.4025 - SF7BW125 to SF12BW125
768 768  
684 +865.9850 - SF7BW125 to SF12BW125
769 769  
686 +
687 +(% style="color:#037691" %) **Downlink:**
688 +
689 +Uplink channels 1-3 (RX1)
690 +
691 +866.550 - SF10BW125 (RX2)
692 +
693 +
694 +
695 +
696 +== 2.8 LED Indicator ==
697 +
698 +The LSE01 has an internal LED which is to show the status of different state.
699 +
700 +* Blink once when device power on.
701 +* Solid ON for 5 seconds once device successful Join the network.
702 +* Blink once when device transmit a packet.
703 +
704 +== 2.9 Installation in Soil ==
705 +
706 +**Measurement the soil surface**
707 +
708 +
709 +[[image:1654506634463-199.png]] ​
710 +
770 770  (((
771 -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.
712 +(((
713 +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.
772 772  )))
715 +)))
773 773  
717 +
718 +
719 +[[image:1654506665940-119.png]]
720 +
774 774  (((
775 -The battery is designed to last for several years depends on the actually use environment and update interval. 
722 +Dig a hole with diameter > 20CM.
776 776  )))
777 777  
778 778  (((
779 -The battery related documents as below:
726 +Horizontal insert the probe to the soil and fill the hole for long term measurement.
780 780  )))
781 781  
782 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
783 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
784 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
785 785  
730 +== 2.10 ​Firmware Change Log ==
731 +
786 786  (((
787 -[[image:image-20220709101450-2.png]]
733 +**Firmware download link:**
788 788  )))
789 789  
736 +(((
737 +[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
738 +)))
790 790  
740 +(((
741 +
742 +)))
791 791  
792 -=== 2.11.2  Power consumption Analyze ===
744 +(((
745 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
746 +)))
793 793  
748 +(((
749 +
750 +)))
794 794  
795 795  (((
796 -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.
753 +**V1.0.**
797 797  )))
798 798  
756 +(((
757 +Release
758 +)))
799 799  
760 +
761 +== 2.11 ​Battery Analysis ==
762 +
763 +=== 2.11.1 ​Battery Type ===
764 +
800 800  (((
801 -Instruction to use as below:
766 +The LSE01 battery is a combination of a 4000mAh Li/SOCI2 Battery and a Super Capacitor. The battery is non-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.
802 802  )))
803 803  
804 804  (((
805 -(% style="color:blue" %)**Step 1:  **(%%)Downlink the up-to-date DRAGINO_Battery_Life_Prediction_Table.xlsx from: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/Battery_Analyze/]]
770 +The battery is designed to last for more than 5 years for the LSN50.
806 806  )))
807 807  
808 -
809 809  (((
810 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose
774 +(((
775 +The battery-related documents are as below:
811 811  )))
777 +)))
812 812  
813 813  * (((
814 -Product Model
780 +[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
815 815  )))
816 816  * (((
817 -Uplink Interval
783 +[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
818 818  )))
819 819  * (((
820 -Working Mode
786 +[[Lithium-ion Battery-Capacitor datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]], [[Tech Spec>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]]
821 821  )))
822 822  
823 -(((
824 -And the Life expectation in difference case will be shown on the right.
825 -)))
789 + [[image:image-20220610172436-1.png]]
826 826  
827 -[[image:image-20220709110451-3.png]]
828 828  
829 829  
793 +=== 2.11.2 ​Battery Note ===
830 830  
831 -=== 2.11.3  ​Battery Note ===
832 -
833 -
834 834  (((
835 835  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.
836 836  )))
... ... @@ -837,217 +837,326 @@
837 837  
838 838  
839 839  
840 -=== 2.11.4  Replace the battery ===
801 +=== 2.11.3 Replace the battery ===
841 841  
803 +(((
804 +If Battery is lower than 2.7v, user should replace the battery of LSE01.
805 +)))
842 842  
843 843  (((
844 -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).
808 +You can change the battery in the LSE01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
845 845  )))
846 846  
811 +(((
812 +The default battery pack of LSE01 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
813 +)))
847 847  
848 848  
849 -= 3. ​ Access NB-IoT Module =
850 850  
817 += 3. ​Using the AT Commands =
851 851  
852 -(((
853 -Users can directly access the AT command set of the NB-IoT module.
854 -)))
819 +== 3.1 Access AT Commands ==
855 855  
856 -(((
857 -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/]] 
858 858  
859 -
860 -)))
822 +LSE01 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LSE01 for using AT command, as below.
861 861  
862 -[[image:1657333200519-600.png]]
824 +[[image:1654501986557-872.png||height="391" width="800"]]
863 863  
864 864  
827 +Or if you have below board, use below connection:
865 865  
866 -= 4.  Using the AT Commands =
867 867  
830 +[[image:1654502005655-729.png||height="503" width="801"]]
868 868  
869 -== 4.1  Access AT Commands ==
870 870  
871 871  
872 -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]]
834 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSE01. LSE01 will output system info once power on as below:
873 873  
874 874  
875 -AT+<CMD>?  : Help on <CMD>
837 + [[image:1654502050864-459.png||height="564" width="806"]]
876 876  
877 -AT+<CMD>         : Run <CMD>
878 878  
879 -AT+<CMD>=<value> : Set the value
840 +Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>https://www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0]]: [[https:~~/~~/www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0>>https://www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0]]
880 880  
881 -AT+<CMD>=?  : Get the value
882 882  
843 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
883 883  
845 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
846 +
847 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
848 +
849 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
850 +
851 +
884 884  (% style="color:#037691" %)**General Commands**(%%)      
885 885  
886 -AT  : Attention       
854 +(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
887 887  
888 -AT?  : Short Help     
856 +(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
889 889  
890 -ATZ  : MCU Reset    
858 +(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
891 891  
892 -AT+TDC  : Application Data Transmission Interval
860 +(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
893 893  
894 -AT+CFG  : Print all configurations
895 895  
896 -AT+CFGMOD           : Working mode selection
863 +(% style="color:#037691" %)**Keys, IDs and EUIs management**
897 897  
898 -AT+INTMOD            : Set the trigger interrupt mode
865 +(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
899 899  
900 -AT+5VT  : Set extend the time of 5V power  
867 +(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
901 901  
902 -AT+PRO  : Choose agreement
869 +(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
903 903  
904 -AT+WEIGRE  : Get weight or set weight to 0
871 +(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
905 905  
906 -AT+WEIGAP  : Get or Set the GapValue of weight
873 +(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
907 907  
908 -AT+RXDL  : Extend the sending and receiving time
875 +(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
909 909  
910 -AT+CNTFAC  : Get or set counting parameters
877 +(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
911 911  
912 -AT+SERVADDR  : Server Address
879 +(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
913 913  
914 -AT+TR      : Get or Set record time"
881 +(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
915 915  
916 -AT+APN     : Get or set the APN
883 +(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
917 917  
918 -AT+FBAND   : Get or Set whether to automatically modify the frequency band
885 +(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
919 919  
920 -AT+DNSCFG  : Get or Set DNS Server
887 +(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
921 921  
922 -AT+GETSENSORVALUE   : Returns the current sensor measurement
889 +(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
923 923  
924 -AT+NOUD      : Get or Set the number of data to be uploaded
891 +(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
925 925  
926 -AT+CDP     : Read or Clear cached data
893 +(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
927 927  
928 -AT+LDDSALARM : Get or Set alarm of distance
895 +(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
929 929  
930 930  
931 -(% style="color:#037691" %)**COAP Management**      
898 +(% style="color:#037691" %)**LoRa Network Management**
932 932  
933 -AT+URI            : Resource parameters
900 +(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
934 934  
902 +(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
935 935  
936 -(% style="color:#037691" %)**UDP Management**
904 +(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
937 937  
938 -AT+CFM          : Upload confirmation mode (only valid for UDP)
906 +(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
939 939  
908 +(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
940 940  
941 -(% style="color:#037691" %)**MQTT Management**
910 +(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
942 942  
943 -AT+CLIENT               : Get or Set MQTT client
912 +(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
944 944  
945 -AT+UNAME  : Get or Set MQTT Username
914 +(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
946 946  
947 -AT+PWD                  : Get or Set MQTT password
916 +(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
948 948  
949 -AT+PUBTOPIC  : Get or Set MQTT publish topic
918 +(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
950 950  
951 -AT+SUBTOPIC  : Get or Set MQTT subscription topic
920 +(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
952 952  
922 +(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
953 953  
954 -(% style="color:#037691" %)**Information**          
924 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
955 955  
956 -AT+FDR  : Factory Data Reset
926 +(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
957 957  
958 -AT+PWORD  : Serial Access Password
928 +(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
959 959  
960 960  
931 +(% style="color:#037691" %)**Information** 
961 961  
962 -= ​5.  FAQ =
933 +(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
963 963  
935 +(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
964 964  
965 -== 5.1 ​ How to Upgrade Firmware ==
937 +(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
966 966  
939 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
967 967  
941 +(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
942 +
943 +(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
944 +
945 + (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
946 +
947 +
948 += ​4. FAQ =
949 +
950 +== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
951 +
968 968  (((
969 -User can upgrade the firmware for 1) bug fix, 2) new feature release.
953 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
954 +When downloading the images, choose the required image file for download. ​
970 970  )))
971 971  
972 972  (((
973 -Please see this link for how to upgrade:  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList>>http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList]]
958 +
974 974  )))
975 975  
976 976  (((
977 -(% style="color:red" %)**Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.**
962 +How to set up LSE01 to work in 8 channel mode By default, the frequency bands US915, AU915, CN470 work in 72 frequencies. Many gateways are 8 channel gateways, and in this case, the OTAA join time and uplink schedule is long and unpredictable while the end node is hopping in 72 frequencies.
978 978  )))
979 979  
965 +(((
966 +
967 +)))
980 980  
969 +(((
970 +You can configure the end node to work in 8 channel mode by using the AT+CHE command. The 500kHz channels are always included for OTAA.
971 +)))
981 981  
982 -= 6.  Trouble Shooting =
973 +(((
974 +
975 +)))
983 983  
977 +(((
978 +For example, in **US915** band, the frequency table is as below. By default, the end node will use all channels (0~~71) for OTAA Join process. After the OTAA Join, the end node will use these all channels (0~~71) to send uplink packets.
979 +)))
984 984  
985 -== 6.1  ​Connection problem when uploading firmware ==
981 +[[image:image-20220606154726-3.png]]
986 986  
987 987  
984 +When you use the TTN network, the US915 frequency bands use are:
985 +
986 +* 903.9 - SF7BW125 to SF10BW125
987 +* 904.1 - SF7BW125 to SF10BW125
988 +* 904.3 - SF7BW125 to SF10BW125
989 +* 904.5 - SF7BW125 to SF10BW125
990 +* 904.7 - SF7BW125 to SF10BW125
991 +* 904.9 - SF7BW125 to SF10BW125
992 +* 905.1 - SF7BW125 to SF10BW125
993 +* 905.3 - SF7BW125 to SF10BW125
994 +* 904.6 - SF8BW500
995 +
988 988  (((
989 -**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]]
997 +Because the end node is now hopping in 72 frequency, it makes it difficult for the devices to Join the TTN network and uplink data. To solve this issue, you can access the device via the AT commands and run:
998 +
999 +* (% style="color:#037691" %)**AT+CHE=2**
1000 +* (% style="color:#037691" %)**ATZ**
990 990  )))
991 991  
992 -(% class="wikigeneratedid" %)
993 993  (((
994 994  
1005 +
1006 +to set the end node to work in 8 channel mode. The device will work in Channel 8-15 & 64-71 for OTAA, and channel 8-15 for Uplink.
995 995  )))
996 996  
1009 +(((
1010 +
1011 +)))
997 997  
998 -== 6.2  AT Command input doesn't work ==
1013 +(((
1014 +The **AU915** band is similar. Below are the AU915 Uplink Channels.
1015 +)))
999 999  
1017 +[[image:image-20220606154825-4.png]]
1000 1000  
1019 +
1020 +== 4.2 ​Can I calibrate LSE01 to different soil types? ==
1021 +
1022 +LSE01 is calibrated for saline-alkali soil and loamy soil. If users want to use it for other soil, they can calibrate the value in the IoT platform base on the value measured by saline-alkali soil and loamy soil. The formula can be found at [[this link>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/&file=Calibrate_to_other_Soil_20220605.pdf]].
1023 +
1024 +
1025 += 5. Trouble Shooting =
1026 +
1027 +== 5.1 ​Why I can't join TTN in US915 / AU915 bands? ==
1028 +
1029 +It is due to channel mapping. Please see the [[Eight Channel Mode>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.19EightChannelMode"]] section above for details.
1030 +
1031 +
1032 +== 5.2 AT Command input doesn't work ==
1033 +
1001 1001  (((
1002 1002  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.
1036 +)))
1003 1003  
1004 -
1038 +
1039 +== 5.3 Device rejoin in at the second uplink packet ==
1040 +
1041 +(% style="color:#4f81bd" %)**Issue describe as below:**
1042 +
1043 +[[image:1654500909990-784.png]]
1044 +
1045 +
1046 +(% style="color:#4f81bd" %)**Cause for this issue:**
1047 +
1048 +(((
1049 +The fuse on LSE01 is not large enough, some of the soil probe require large current up to 5v 800mA, in a short pulse. When this happen, it cause the device reboot so user see rejoin.
1005 1005  )))
1006 1006  
1007 1007  
1008 -= 7. ​ Order Info =
1053 +(% style="color:#4f81bd" %)**Solution: **
1009 1009  
1055 +All new shipped LSE01 after 2020-May-30 will have this to fix. For the customer who see this issue, please bypass the fuse as below:
1010 1010  
1011 -Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
1057 +[[image:1654500929571-736.png||height="458" width="832"]]
1012 1012  
1013 1013  
1060 += 6. ​Order Info =
1061 +
1062 +
1063 +Part Number**:** (% style="color:#4f81bd" %)**LSE01-XX-YY**
1064 +
1065 +
1066 +(% style="color:#4f81bd" %)**XX**(%%)**:** The default frequency band
1067 +
1068 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1069 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1070 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1071 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1072 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1073 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1074 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1075 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1076 +
1077 +(% style="color:#4f81bd" %)**YY**(%%)**: **Battery Option
1078 +
1079 +* (% style="color:red" %)**4**(%%): 4000mAh battery
1080 +* (% style="color:red" %)**8**(%%): 8500mAh battery
1081 +
1014 1014  (% class="wikigeneratedid" %)
1015 1015  (((
1016 1016  
1017 1017  )))
1018 1018  
1019 -= 8.  Packing Info =
1087 += 7. Packing Info =
1020 1020  
1021 1021  (((
1022 1022  
1023 1023  
1024 1024  (% style="color:#037691" %)**Package Includes**:
1093 +)))
1025 1025  
1026 -* NDDS75 NB-IoT Distance Detect Sensor Node x 1
1027 -* External antenna x 1
1095 +* (((
1096 +LSE01 LoRaWAN Soil Moisture & EC Sensor x 1
1028 1028  )))
1029 1029  
1030 1030  (((
1031 1031  
1032 1032  
1033 -
1034 1034  (% style="color:#037691" %)**Dimension and weight**:
1103 +)))
1035 1035  
1036 -* Device Size: 13.0 x 5 x 4.5 cm
1037 -* Device Weight: 150g
1038 -* Package Size / pcs : 15 x 12x 5.5 cm
1039 -* Weight / pcs : 220g
1105 +* (((
1106 +Device Size: cm
1040 1040  )))
1108 +* (((
1109 +Device Weight: g
1110 +)))
1111 +* (((
1112 +Package Size / pcs : cm
1113 +)))
1114 +* (((
1115 +Weight / pcs : g
1041 1041  
1042 -(((
1043 1043  
1044 -
1045 -
1046 -
1047 1047  )))
1048 1048  
1049 -= 9.  Support =
1120 += 8. Support =
1050 1050  
1051 -
1052 1052  * 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.
1053 1053  * 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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