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Last modified by Bei Jinggeng on 2024/05/31 09:53
From version 104.7
edited by Xiaoling
on 2022/09/15 15:02
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To version 45.3
edited by Xiaoling
on 2022/07/08 10:24
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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
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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  
... ... @@ -81,6 +81,7 @@
81 81  * Supply Voltage: 2.1v ~~ 3.6v
82 82  * Operating Temperature: -40 ~~ 85°C
83 83  
72 +
84 84  (% style="color:#037691" %)**NB-IoT Spec:**
85 85  
86 86  * - B1 @H-FDD: 2100MHz
... ... @@ -90,741 +90,727 @@
90 90  * - B20 @H-FDD: 800MHz
91 91  * - B28 @H-FDD: 700MHz
92 92  
93 -(% style="color:#037691" %)**Battery:**
94 94  
95 -* Li/SOCI2 un-chargeable battery
96 -* Capacity: 8500mAh
97 -* Self Discharge: <1% / Year @ 25°C
98 -* Max continuously current: 130mA
99 -* Max boost current: 2A, 1 second
83 +(% style="color:#037691" %)**Probe Specification:**
100 100  
101 -(% style="color:#037691" %)**Power Consumption**
85 +Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
102 102  
103 -* STOP Mode: 10uA @ 3.3v
104 -* Max transmit power: 350mA@3.3v
87 +[[image:image-20220708101224-1.png]]
105 105  
106 106  
107 107  
108 108  == ​1.4  Applications ==
109 109  
110 -
111 -* Smart Buildings & Home Automation
112 -* Logistics and Supply Chain Management
113 -* Smart Metering
114 114  * Smart Agriculture
115 -* Smart Cities
116 -* Smart Factory
117 117  
118 118  (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
119 119  ​
120 120  
121 -
122 -
123 -
124 124  == 1.5  Pin Definitions ==
125 125  
126 126  
127 -[[image:1657328609906-564.png]]
101 +[[image:1657246476176-652.png]]
128 128  
129 129  
130 130  
131 -= 2.  Use NDDS75 to communicate with IoT Server =
105 += 2.  Use NSE01 to communicate with IoT Server =
132 132  
133 -
134 134  == 2.1  How it works ==
135 135  
136 136  
137 137  (((
138 -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.
111 +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.
139 139  )))
140 140  
141 141  
142 142  (((
143 -The diagram below shows the working flow in default firmware of NDDS75:
116 +The diagram below shows the working flow in default firmware of NSE01:
144 144  )))
145 145  
119 +[[image:image-20220708101605-2.png]]
120 +
146 146  (((
147 147  
148 148  )))
149 149  
150 -[[image:1657328659945-416.png]]
151 151  
152 -(((
153 -
154 -)))
155 155  
127 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
156 156  
157 -== 2.2 ​ Configure the NDDS75 ==
129 +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.
158 158  
159 159  
160 -=== 2.2.1 Test Requirement ===
132 +[[image:1654503992078-669.png]]
161 161  
162 162  
163 -(((
164 -To use NDDS75 in your city, make sure meet below requirements:
165 -)))
135 +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 -* Your local operator has already distributed a NB-IoT Network there.
168 -* The local NB-IoT network used the band that NDDS75 supports.
169 -* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
170 170  
171 -(((
172 -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.
173 -)))
138 +(% style="color:blue" %)**Step 1**(%%):  Create a device in TTN with the OTAA keys from LSE01.
174 174  
140 +Each LSE01 is shipped with a sticker with the default device EUI as below:
175 175  
176 -[[image:1657328756309-230.png]]
142 +[[image:image-20220606163732-6.jpeg]]
177 177  
144 +You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
178 178  
146 +**Add APP EUI in the application**
179 179  
180 -=== 2.2.2 Insert SIM card ===
181 181  
149 +[[image:1654504596150-405.png]]
182 182  
183 -(((
184 -Insert the NB-IoT Card get from your provider.
185 -)))
186 186  
187 -(((
188 -User need to take out the NB-IoT module and insert the SIM card like below:
189 -)))
190 190  
153 +**Add APP KEY and DEV EUI**
191 191  
192 -[[image:1657328884227-504.png]]
155 +[[image:1654504683289-357.png]]
193 193  
194 194  
195 195  
196 -=== 2.2.3 Connect USB – TTL to NDDS75 to configure it ===
159 +(% style="color:blue" %)**Step 2**(%%): Power on LSE01
197 197  
198 198  
199 -(((
200 -(((
201 -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.
202 -)))
203 -)))
162 +Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
204 204  
205 -[[image:image-20220709092052-2.png]]
164 +[[image:image-20220606163915-7.png]]
206 206  
207 207  
208 -(% style="color:blue" %)**Connection:**
167 +(% 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.
209 209  
210 - (% style="background-color:yellow" %)**USB TTL GND <~-~-~-~-> GND**
169 +[[image:1654504778294-788.png]]
211 211  
212 -**~ (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD(%%)**
213 213  
214 -**~ (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD(%%)**
215 215  
173 +== 2.3 Uplink Payload ==
216 216  
217 -In the PC, use below serial tool settings:
218 218  
219 -* Baud:  (% style="color:green" %)**9600**
220 -* Data bits:** (% style="color:green" %)8(%%)**
221 -* Stop bits: (% style="color:green" %)**1**
222 -* Parity:  (% style="color:green" %)**None**
223 -* Flow Control: (% style="color:green" %)**None**
176 +=== 2.3.1 MOD~=0(Default Mode) ===
224 224  
178 +LSE01 will uplink payload via LoRaWAN with below payload format: 
179 +
225 225  (((
226 -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.
181 +Uplink payload includes in total 11 bytes.
227 227  )))
228 228  
229 -[[image:1657329814315-101.png]]
184 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
185 +|(((
186 +**Size**
230 230  
188 +**(bytes)**
189 +)))|**2**|**2**|**2**|**2**|**2**|**1**
190 +|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
191 +Temperature
231 231  
232 -(((
233 -(% 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]]**
193 +(Reserve, Ignore now)
194 +)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]]|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]]|(((
195 +MOD & Digital Interrupt
196 +
197 +(Optional)
234 234  )))
235 235  
200 +=== 2.3.2 MOD~=1(Original value) ===
236 236  
202 +This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
237 237  
238 -=== 2.2.4 Use CoAP protocol to uplink data ===
204 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
205 +|(((
206 +**Size**
239 239  
208 +**(bytes)**
209 +)))|**2**|**2**|**2**|**2**|**2**|**1**
210 +|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
211 +Temperature
240 240  
241 -(% 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/]]**
213 +(Reserve, Ignore now)
214 +)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]](raw)|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]](raw)|(((
215 +MOD & Digital Interrupt
242 242  
217 +(Optional)
218 +)))
243 243  
220 +=== 2.3.3 Battery Info ===
221 +
244 244  (((
245 -**Use below commands:**
223 +Check the battery voltage for LSE01.
246 246  )))
247 247  
248 -* (((
249 -(% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
226 +(((
227 +Ex1: 0x0B45 = 2885mV
250 250  )))
251 -* (((
252 -(% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/  to set CoAP server address and port
229 +
230 +(((
231 +Ex2: 0x0B49 = 2889mV
253 253  )))
254 -* (((
255 -(% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/  Set COAP resource path
256 256  
257 257  
258 -
235 +
236 +=== 2.3.4 Soil Moisture ===
237 +
238 +(((
239 +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.
259 259  )))
260 260  
261 261  (((
262 -For parameter description, please refer to AT command set
243 +For example, if the data you get from the register is __0x05 0xDC__, the moisture content in the soil is
244 +)))
263 263  
246 +(((
264 264  
265 265  )))
266 266  
267 -[[image:1657330452568-615.png]]
250 +(((
251 +(% style="color:#4f81bd" %)**05DC(H) = 1500(D) /100 = 15%.**
252 +)))
268 268  
269 269  
270 270  
256 +=== 2.3.5 Soil Temperature ===
257 +
271 271  (((
272 -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.
259 + 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
260 +)))
273 273  
274 -
262 +(((
263 +**Example**:
275 275  )))
276 276  
277 -[[image:1657330472797-498.png]]
266 +(((
267 +If payload is 0105H: ((0x0105 & 0x8000)>>15 === 0),temp = 0105(H)/100 = 2.61 °C
268 +)))
278 278  
270 +(((
271 +If payload is FF7EH: ((FF7E & 0x8000)>>15 ===1),temp = (FF7E(H)-FFFF(H))/100 = -1.29 °C
272 +)))
279 279  
280 280  
281 -=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
282 282  
276 +=== 2.3.6 Soil Conductivity (EC) ===
283 283  
284 -* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/  Set to use UDP protocol to uplink
285 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/  to set UDP server address and port
286 -* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/  If the server does not respond, this command is unnecessary
278 +(((
279 +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).
280 +)))
287 287  
282 +(((
283 +For example, if the data you get from the register is 0x00 0xC8, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
284 +)))
288 288  
286 +(((
287 +Generally, the EC value of irrigation water is less than 800uS / cm.
288 +)))
289 289  
290 -[[image:1657330501006-241.png]]
290 +(((
291 +
292 +)))
291 291  
294 +(((
295 +
296 +)))
292 292  
293 -[[image:1657330533775-472.png]]
298 +=== 2.3.7 MOD ===
294 294  
300 +Firmware version at least v2.1 supports changing mode.
295 295  
302 +For example, bytes[10]=90
296 296  
297 -=== 2.2.6 Use MQTT protocol to uplink data ===
304 +mod=(bytes[10]>>7)&0x01=1.
298 298  
299 299  
300 -* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/  Set to use MQTT protocol to uplink
301 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/  Set MQTT server address and port
302 -* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/  Set up the CLIENT of MQTT
303 -* (% style="color:blue" %)**AT+UNAME=UNAME                                **(%%)~/~/  Set the username of MQTT
304 -* (% style="color:blue" %)**AT+PWD=PWD                                         **(%%)~/~/  Set the password of MQTT
305 -* (% style="color:blue" %)**AT+PUBTOPIC=NDDS75_PUB                 **(%%)~/~/  Set the sending topic of MQTT
306 -* (% style="color:blue" %)**AT+SUBTOPIC=NDDS75_SUB          **(%%) ~/~/  Set the subscription topic of MQTT
307 +**Downlink Command:**
307 307  
308 -[[image:1657249978444-674.png]]
309 +If payload = 0x0A00, workmode=0
309 309  
311 +If** **payload =** **0x0A01, workmode=1
310 310  
311 -[[image:1657330723006-866.png]]
312 312  
313 313  
314 -(((
315 -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.
316 -)))
315 +=== 2.3.8 ​Decode payload in The Things Network ===
317 317  
317 +While using TTN network, you can add the payload format to decode the payload.
318 318  
319 319  
320 -=== 2.2.7 Use TCP protocol to uplink data ===
320 +[[image:1654505570700-128.png]]
321 321  
322 +(((
323 +The payload decoder function for TTN is here:
324 +)))
322 322  
323 -* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/  Set to use TCP protocol to uplink
324 -* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/  to set TCP server address and port
326 +(((
327 +LSE01 TTN Payload Decoder: [[https:~~/~~/www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0>>https://www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0]]
328 +)))
325 325  
326 -[[image:image-20220709093918-1.png]]
327 327  
331 +== 2.4 Uplink Interval ==
328 328  
329 -[[image:image-20220709093918-2.png]]
333 +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"]]
330 330  
331 331  
332 332  
333 -=== 2.2.8 Change Update Interval ===
337 +== 2.5 Downlink Payload ==
334 334  
339 +By default, LSE50 prints the downlink payload to console port.
335 335  
336 -User can use below command to change the (% style="color:green" %)**uplink interval**.
341 +[[image:image-20220606165544-8.png]]
337 337  
338 -* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/  Set Update Interval to 600s
339 339  
340 340  (((
345 +(% style="color:blue" %)**Examples:**
346 +)))
347 +
348 +(((
341 341  
350 +)))
342 342  
352 +* (((
353 +(% style="color:blue" %)**Set TDC**
354 +)))
343 343  
344 -(% style="color:red" %)**NOTE:**
356 +(((
357 +If the payload=0100003C, it means set the END Node’s TDC to 0x00003C=60(S), while type code is 01.
358 +)))
345 345  
346 -(% style="color:red" %)**1. By default, the device will send an uplink message every 1 hour.**
360 +(((
361 +Payload:    01 00 00 1E    TDC=30S
362 +)))
347 347  
348 -(% style="color:red" %)**2. When the firmware version is v1.3.2 and later firmware:**
364 +(((
365 +Payload:    01 00 00 3C    TDC=60S
349 349  )))
350 350  
351 -(% 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).**
368 +(((
369 +
370 +)))
352 352  
372 +* (((
373 +(% style="color:blue" %)**Reset**
374 +)))
353 353  
376 +(((
377 +If payload = 0x04FF, it will reset the LSE01
378 +)))
354 354  
355 -== 2.3  Uplink Payload ==
356 356  
381 +* (% style="color:blue" %)**CFM**
357 357  
358 -=== 2.3.1  Before Firmware v1.3.2 ===
383 +Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
359 359  
360 360  
361 -In this mode, uplink payload includes in total 14 bytes
362 362  
363 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:440px" %)
364 -|=(% style="width: 60px;" %)(((
365 -**Size(bytes)**
366 -)))|=(% style="width: 60px;" %)**6**|=(% style="width: 35px;" %)2|=(% style="width: 35px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 100px;" %)**2**|=(% style="width: 60px;" %)**1**
367 -|(% 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"]]
387 +== 2.6 ​Show Data in DataCake IoT Server ==
368 368  
369 369  (((
370 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS751 uplink data.
390 +[[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:
371 371  )))
372 372  
373 -
374 -[[image:1657331036973-987.png]]
375 -
376 -
377 377  (((
378 -The payload is **ASCII** string, representative same HEX:
394 +
379 379  )))
380 380  
381 381  (((
382 -0x72403155615900640c6c19029200 where:
398 +(% style="color:blue" %)**Step 1**(%%):  Be sure that your device is programmed and properly connected to the network at this time.
383 383  )))
384 384  
385 -* (((
386 -Device ID: 0x724031556159 = 724031556159
401 +(((
402 +(% 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:
387 387  )))
388 -* (((
389 -Version:  0x0064=100=1.0.0
390 -)))
391 391  
392 -* (((
393 -BAT:  0x0c6c = 3180 mV = 3.180V
394 -)))
395 -* (((
396 -Signal: 0x19 = 25
397 -)))
398 -* (((
399 -Distance: 0x0292= 658 mm
400 -)))
401 -* (((
402 -Interrupt: 0x00 = 0
403 403  
406 +[[image:1654505857935-743.png]]
404 404  
405 405  
409 +[[image:1654505874829-548.png]]
406 406  
407 -
408 -)))
409 409  
410 -=== **2.3.2  Since firmware v1.3.2** ===
412 +(% style="color:blue" %)**Step 3**(%%)**:**  Create an account or log in Datacake.
411 411  
414 +(% style="color:blue" %)**Step 4**(%%)**:**  Search the LSE01 and add DevEUI.
412 412  
413 -In this mode, uplink payload includes 69 bytes in total by default.
414 414  
415 -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.
417 +[[image:1654505905236-553.png]]
416 416  
417 -(% border="2" style="background-color:#ffffcc; color:green; width:896px" %)
418 -|(% 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
419 -|(% 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.......
420 420  
421 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NDDS75 uplink data.
420 +After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
422 422  
423 -[[image:image-20220908175246-1.png]]
422 +[[image:1654505925508-181.png]]
424 424  
425 425  
426 -The payload is ASCII string, representative same HEX:
427 427  
428 -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:
426 +== 2.7 Frequency Plans ==
429 429  
430 -* (% style="color:green" %)Device ID: f867787050213317 = f867787050213317
431 -* (% style="color:red" %)Version: 0x0084=132=1.3.2
432 -* (% style="color:green" %)BAT: 0x0cf4 = 3316 mV = 3.316V
433 -* (% style="color:blue" %)Singal: 0x1e = 30
434 -* (% style="color:red" %)Mod: 0x01 = 1
435 -* Interrupt: 0x00= 0
436 -* Distance: 0x0039= 57 = 57
437 -* Time stamp : 0x6315537b =1662342011  ([[Unix Epoch Time>>url:http://www.epochconverter.com/]])
438 -* Distance,Time stamp : 00396319baf0
439 -* (% style="color:red" %) 8 sets of recorded data: Distance,Time stamp : //**00396319ba3c**//,.......
428 +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.
440 440  
441 441  
431 +=== 2.7.1 EU863-870 (EU868) ===
442 442  
443 -== 2.4  Payload Explanation and Sensor Interface ==
433 +(% style="color:#037691" %)** Uplink:**
444 444  
435 +868.1 - SF7BW125 to SF12BW125
445 445  
446 -=== 2.4.1  Device ID ===
437 +868.3 - SF7BW125 to SF12BW125 and SF7BW250
447 447  
439 +868.5 - SF7BW125 to SF12BW125
448 448  
449 -(((
450 -By default, the Device ID equal to the last 6 bytes of IMEI.
451 -)))
441 +867.1 - SF7BW125 to SF12BW125
452 452  
453 -(((
454 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
443 +867.3 - SF7BW125 to SF12BW125
455 455  
456 -
457 -)))
445 +867.5 - SF7BW125 to SF12BW125
458 458  
459 -(((
460 -(% style="color:blue" %)**Example :**
461 -)))
447 +867.7 - SF7BW125 to SF12BW125
462 462  
463 -(((
464 -AT+DEUI=A84041F15612
465 -)))
449 +867.9 - SF7BW125 to SF12BW125
466 466  
467 -(((
468 -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.
469 -)))
451 +868.8 - FSK
470 470  
471 471  
472 -(% style="color:red" %)**NOTE: When the firmware version is v1.3.2 and later firmware:**
454 +(% style="color:#037691" %)** Downlink:**
473 473  
474 -(% style="color:red" %)**By default, the Device ID equal to the last 15 bits of IMEI.**
456 +Uplink channels 1-9 (RX1)
475 475  
476 -User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
458 +869.525 - SF9BW125 (RX2 downlink only)
477 477  
478 478  
479 -(% style="color:blue" %)**Example :**
480 480  
481 -AT+DEUI=868411056754138
462 +=== 2.7.2 US902-928(US915) ===
482 482  
464 +Used in USA, Canada and South America. Default use CHE=2
483 483  
466 +(% style="color:#037691" %)**Uplink:**
484 484  
485 -=== 2.4.2  Version Info ===
468 +903.9 - SF7BW125 to SF10BW125
486 486  
470 +904.1 - SF7BW125 to SF10BW125
487 487  
488 -(((
489 -Specify the software version: 0x64=100, means firmware version 1.00.
490 -)))
472 +904.3 - SF7BW125 to SF10BW125
491 491  
492 -(((
493 -For example: 0x00 64 : this device is NDDS75 with firmware version 1.0.0.
494 -)))
474 +904.5 - SF7BW125 to SF10BW125
495 495  
476 +904.7 - SF7BW125 to SF10BW125
496 496  
478 +904.9 - SF7BW125 to SF10BW125
497 497  
498 -=== 2.4.3  Battery Info ===
480 +905.1 - SF7BW125 to SF10BW125
499 499  
482 +905.3 - SF7BW125 to SF10BW125
500 500  
501 -(((
502 -Ex1: 0x0B45 = 2885mV
503 -)))
504 504  
505 -(((
506 -Ex2: 0x0B49 = 2889mV
507 -)))
485 +(% style="color:#037691" %)**Downlink:**
508 508  
487 +923.3 - SF7BW500 to SF12BW500
509 509  
489 +923.9 - SF7BW500 to SF12BW500
510 510  
511 -=== 2.4.4  Signal Strength ===
491 +924.5 - SF7BW500 to SF12BW500
512 512  
493 +925.1 - SF7BW500 to SF12BW500
513 513  
514 -(((
515 -NB-IoT Network signal Strength.
516 -)))
495 +925.7 - SF7BW500 to SF12BW500
517 517  
518 -(((
519 -**Ex1: 0x1d = 29**
520 -)))
497 +926.3 - SF7BW500 to SF12BW500
521 521  
522 -(((
523 -(% style="color:blue" %)**0**(%%)  -113dBm or less
524 -)))
499 +926.9 - SF7BW500 to SF12BW500
525 525  
526 -(((
527 -(% style="color:blue" %)**1**(%%)  -111dBm
528 -)))
501 +927.5 - SF7BW500 to SF12BW500
529 529  
530 -(((
531 -(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
532 -)))
503 +923.3 - SF12BW500(RX2 downlink only)
533 533  
534 -(((
535 -(% style="color:blue" %)**31**  (%%) -51dBm or greater
536 -)))
537 537  
538 -(((
539 -(% style="color:blue" %)**99**   (%%) Not known or not detectable
540 -)))
541 541  
507 +=== 2.7.3 CN470-510 (CN470) ===
542 542  
509 +Used in China, Default use CHE=1
543 543  
544 -=== 2.4.5  Distance ===
511 +(% style="color:#037691" %)**Uplink:**
545 545  
513 +486.3 - SF7BW125 to SF12BW125
546 546  
547 -Get the distance. Flat object range 280mm - 7500mm.
515 +486.5 - SF7BW125 to SF12BW125
548 548  
549 -(((
550 -For example, if the data you get from the register is **__0x0B 0x05__**, the distance between the sensor and the measured object is
551 -)))
517 +486.7 - SF7BW125 to SF12BW125
552 552  
553 -(((
554 -(((
555 -(% style="color:blue" %)** 0B05(H) = 2821(D) = 2821mm.**
556 -)))
557 -)))
519 +486.9 - SF7BW125 to SF12BW125
558 558  
559 -(((
560 -
561 -)))
521 +487.1 - SF7BW125 to SF12BW125
562 562  
563 -(((
564 -
565 -)))
523 +487.3 - SF7BW125 to SF12BW125
566 566  
567 -=== 2.4.6  Digital Interrupt ===
525 +487.5 - SF7BW125 to SF12BW125
568 568  
527 +487.7 - SF7BW125 to SF12BW125
569 569  
570 -(((
571 -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.
572 -)))
573 573  
574 -(((
575 -The command is:
576 -)))
530 +(% style="color:#037691" %)**Downlink:**
577 577  
578 -(((
579 -(% 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]])**.**
580 -)))
532 +506.7 - SF7BW125 to SF12BW125
581 581  
534 +506.9 - SF7BW125 to SF12BW125
582 582  
583 -(((
584 -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.
585 -)))
536 +507.1 - SF7BW125 to SF12BW125
586 586  
538 +507.3 - SF7BW125 to SF12BW125
587 587  
588 -(((
589 -Example:
590 -)))
540 +507.5 - SF7BW125 to SF12BW125
591 591  
592 -(((
593 -0x(00): Normal uplink packet.
594 -)))
542 +507.7 - SF7BW125 to SF12BW125
595 595  
596 -(((
597 -0x(01): Interrupt Uplink Packet.
598 -)))
544 +507.9 - SF7BW125 to SF12BW125
599 599  
546 +508.1 - SF7BW125 to SF12BW125
600 600  
548 +505.3 - SF12BW125 (RX2 downlink only)
601 601  
602 -=== 2.4.7  ​+5V Output ===
603 603  
604 604  
605 -(((
606 -NDDS75 will enable +5V output before all sampling and disable the +5v after all sampling. 
607 -)))
552 +=== 2.7.4 AU915-928(AU915) ===
608 608  
554 +Default use CHE=2
609 609  
610 -(((
611 -The 5V output time can be controlled by AT Command.
556 +(% style="color:#037691" %)**Uplink:**
612 612  
613 -
614 -)))
558 +916.8 - SF7BW125 to SF12BW125
615 615  
616 -(((
617 -(% style="color:blue" %)**AT+5VT=1000**
560 +917.0 - SF7BW125 to SF12BW125
618 618  
619 -
620 -)))
562 +917.2 - SF7BW125 to SF12BW125
621 621  
622 -(((
623 -Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
624 -)))
564 +917.4 - SF7BW125 to SF12BW125
625 625  
566 +917.6 - SF7BW125 to SF12BW125
626 626  
568 +917.8 - SF7BW125 to SF12BW125
627 627  
628 -== 2.5  Downlink Payload ==
570 +918.0 - SF7BW125 to SF12BW125
629 629  
572 +918.2 - SF7BW125 to SF12BW125
630 630  
631 -By default, NDDS75 prints the downlink payload to console port.
632 632  
633 -[[image:image-20220709100028-1.png]]
575 +(% style="color:#037691" %)**Downlink:**
634 634  
577 +923.3 - SF7BW500 to SF12BW500
635 635  
636 -(((
637 -(% style="color:blue" %)**Examples:**
638 -)))
579 +923.9 - SF7BW500 to SF12BW500
639 639  
640 -(((
641 -
642 -)))
581 +924.5 - SF7BW500 to SF12BW500
643 643  
644 -* (((
645 -(% style="color:blue" %)**Set TDC**
646 -)))
583 +925.1 - SF7BW500 to SF12BW500
647 647  
648 -(((
649 -If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
650 -)))
585 +925.7 - SF7BW500 to SF12BW500
651 651  
652 -(((
653 -Payload:    01 00 00 1E    TDC=30S
654 -)))
587 +926.3 - SF7BW500 to SF12BW500
655 655  
656 -(((
657 -Payload:    01 00 00 3C    TDC=60S
658 -)))
589 +926.9 - SF7BW500 to SF12BW500
659 659  
660 -(((
661 -
662 -)))
591 +927.5 - SF7BW500 to SF12BW500
663 663  
664 -* (((
665 -(% style="color:blue" %)**Reset**
666 -)))
593 +923.3 - SF12BW500(RX2 downlink only)
667 667  
668 -(((
669 -If payload = 0x04FF, it will reset the NDDS75
670 -)))
671 671  
672 672  
673 -* (% style="color:blue" %)**INTMOD**
597 +=== 2.7.5 AS920-923 & AS923-925 (AS923) ===
674 674  
675 -(((
676 -Downlink Payload: 06000003, Set AT+INTMOD=3
677 -)))
599 +(% style="color:#037691" %)**Default Uplink channel:**
678 678  
601 +923.2 - SF7BW125 to SF10BW125
679 679  
603 +923.4 - SF7BW125 to SF10BW125
680 680  
681 -== 2.6  Distance alarm function(Since firmware v1.3.2) ==
682 682  
606 +(% style="color:#037691" %)**Additional Uplink Channel**:
683 683  
684 -(% style="color:blue" %)** ➢ AT Command:**
608 +(OTAA mode, channel added by JoinAccept message)
685 685  
686 -(% style="color:#037691" %)** AT+ LDDSALARM=min,max**
610 +(% style="color:#037691" %)**AS920~~AS923 for Japan, Malaysia, Singapore**:
687 687  
688 -² When min=0, and max≠0, Alarm higher than max
612 +922.2 - SF7BW125 to SF10BW125
689 689  
690 -² When min≠0, and max=0, Alarm lower than min
614 +922.4 - SF7BW125 to SF10BW125
691 691  
692 -² When min≠0 and max≠0, Alarm higher than max or lower than min
616 +922.6 - SF7BW125 to SF10BW125
693 693  
618 +922.8 - SF7BW125 to SF10BW125
694 694  
695 -(% style="color:blue" %)** Example:**
620 +923.0 - SF7BW125 to SF10BW125
696 696  
697 -**AT+ LDDSALARM=260,2000**  ~/~/ Alarm when distance lower than 260.
622 +922.0 - SF7BW125 to SF10BW125
698 698  
699 699  
625 +(% style="color:#037691" %)**AS923 ~~ AS925 for Brunei, Cambodia, Hong Kong, Indonesia, Laos, Taiwan, Thailand, Vietnam**:
700 700  
701 -== 2.7  Set the number of data to be uploaded and the recording time ==
627 +923.6 - SF7BW125 to SF10BW125
702 702  
629 +923.8 - SF7BW125 to SF10BW125
703 703  
704 -(% style="color:blue" %)** ➢ AT Command:**
631 +924.0 - SF7BW125 to SF10BW125
705 705  
706 -* (% 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)
707 -* (% 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.
633 +924.2 - SF7BW125 to SF10BW125
708 708  
635 +924.4 - SF7BW125 to SF10BW125
709 709  
637 +924.6 - SF7BW125 to SF10BW125
710 710  
711 711  
712 -== 2.8  Read or Clear cached data ==
640 +(% style="color:#037691" %)** Downlink:**
713 713  
642 +Uplink channels 1-8 (RX1)
714 714  
715 -(% style="color:blue" %)** ➢ AT Command:**
644 +923.2 - SF10BW125 (RX2)
716 716  
717 -* (% style="color:#037691" %)** AT+CDP ** (%%) ~/~/  Read cached data
718 -* (% style="color:#037691" %)** AT+CDP=0**  (%%) ~/~/  Clear cached data
719 719  
720 -[[image:image-20220908175333-2.png]]
721 721  
648 +=== 2.7.6 KR920-923 (KR920) ===
722 722  
650 +Default channel:
723 723  
724 -== 2.9  ​LED Indicator ==
652 +922.1 - SF7BW125 to SF12BW125
725 725  
654 +922.3 - SF7BW125 to SF12BW125
726 726  
727 -The NDDS75 has an internal LED which is to show the status of different state.
656 +922.5 - SF7BW125 to SF12BW125
728 728  
729 729  
730 -* 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)
731 -* Then the LED will be on for 1 second means device is boot normally.
732 -* After NDDS75 join NB-IoT network. The LED will be ON for 3 seconds.
733 -* For each uplink probe, LED will be on for 500ms.
659 +(% style="color:#037691" %)**Uplink: (OTAA mode, channel added by JoinAccept message)**
734 734  
735 -(((
736 -
737 -)))
661 +922.1 - SF7BW125 to SF12BW125
738 738  
663 +922.3 - SF7BW125 to SF12BW125
739 739  
665 +922.5 - SF7BW125 to SF12BW125
740 740  
741 -== 2.10  ​Firmware Change Log ==
667 +922.7 - SF7BW125 to SF12BW125
742 742  
669 +922.9 - SF7BW125 to SF12BW125
743 743  
744 -(((
745 -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]]
746 -)))
671 +923.1 - SF7BW125 to SF12BW125
747 747  
748 -(((
749 -
750 -)))
673 +923.3 - SF7BW125 to SF12BW125
751 751  
752 -(((
753 -Upgrade Instruction: [[Upgrade Firmware>>||anchor="H5.1200BHowtoUpgradeFirmware"]]
754 -)))
755 755  
676 +(% style="color:#037691" %)**Downlink:**
756 756  
678 +Uplink channels 1-7(RX1)
757 757  
758 -== 2.11  ​Battery Analysis ==
680 +921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
759 759  
760 760  
761 -=== 2.11.1  ​Battery Type ===
762 762  
684 +=== 2.7.7 IN865-867 (IN865) ===
763 763  
686 +(% style="color:#037691" %)** Uplink:**
687 +
688 +865.0625 - SF7BW125 to SF12BW125
689 +
690 +865.4025 - SF7BW125 to SF12BW125
691 +
692 +865.9850 - SF7BW125 to SF12BW125
693 +
694 +
695 +(% style="color:#037691" %) **Downlink:**
696 +
697 +Uplink channels 1-3 (RX1)
698 +
699 +866.550 - SF10BW125 (RX2)
700 +
701 +
702 +
703 +
704 +== 2.8 LED Indicator ==
705 +
706 +The LSE01 has an internal LED which is to show the status of different state.
707 +
708 +* Blink once when device power on.
709 +* Solid ON for 5 seconds once device successful Join the network.
710 +* Blink once when device transmit a packet.
711 +
712 +== 2.9 Installation in Soil ==
713 +
714 +**Measurement the soil surface**
715 +
716 +
717 +[[image:1654506634463-199.png]] ​
718 +
764 764  (((
765 -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.
720 +(((
721 +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.
766 766  )))
723 +)))
767 767  
725 +
726 +
727 +[[image:1654506665940-119.png]]
728 +
768 768  (((
769 -The battery is designed to last for several years depends on the actually use environment and update interval. 
730 +Dig a hole with diameter > 20CM.
770 770  )))
771 771  
772 772  (((
773 -The battery related documents as below:
734 +Horizontal insert the probe to the soil and fill the hole for long term measurement.
774 774  )))
775 775  
776 -* [[Battery Dimension>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
777 -* [[Lithium-Thionyl Chloride Battery datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
778 -* [[Lithium-ion Battery-Capacitor datasheet>>http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/ER26500/]]
779 779  
738 +== 2.10 ​Firmware Change Log ==
739 +
780 780  (((
781 -[[image:image-20220709101450-2.png]]
741 +**Firmware download link:**
782 782  )))
783 783  
744 +(((
745 +[[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/]]
746 +)))
784 784  
748 +(((
749 +
750 +)))
785 785  
786 -=== 2.11.2  Power consumption Analyze ===
752 +(((
753 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
754 +)))
787 787  
756 +(((
757 +
758 +)))
788 788  
789 789  (((
790 -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.
761 +**V1.0.**
791 791  )))
792 792  
764 +(((
765 +Release
766 +)))
793 793  
768 +
769 +== 2.11 ​Battery Analysis ==
770 +
771 +=== 2.11.1 ​Battery Type ===
772 +
794 794  (((
795 -Instruction to use as below:
774 +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.
796 796  )))
797 797  
798 798  (((
799 -(% 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/]]
778 +The battery is designed to last for more than 5 years for the LSN50.
800 800  )))
801 801  
802 -
803 803  (((
804 -(% style="color:blue" %)**Step 2: **(%%) Open it and choose
782 +(((
783 +The battery-related documents are as below:
805 805  )))
785 +)))
806 806  
807 807  * (((
808 -Product Model
788 +[[Battery Dimension>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
809 809  )))
810 810  * (((
811 -Uplink Interval
791 +[[Lithium-Thionyl Chloride Battery  datasheet>>https://www.dragino.com/downloads/index.php?dir=datasheet/Battery/]],
812 812  )))
813 813  * (((
814 -Working Mode
794 +[[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/]]
815 815  )))
816 816  
817 -(((
818 -And the Life expectation in difference case will be shown on the right.
819 -)))
797 + [[image:image-20220610172436-1.png]]
820 820  
821 -[[image:image-20220709110451-3.png]]
822 822  
823 823  
801 +=== 2.11.2 ​Battery Note ===
824 824  
825 -=== 2.11.3  ​Battery Note ===
826 -
827 -
828 828  (((
829 829  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.
830 830  )))
... ... @@ -831,217 +831,326 @@
831 831  
832 832  
833 833  
834 -=== 2.11.4  Replace the battery ===
809 +=== 2.11.3 Replace the battery ===
835 835  
811 +(((
812 +If Battery is lower than 2.7v, user should replace the battery of LSE01.
813 +)))
836 836  
837 837  (((
838 -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).
816 +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.
839 839  )))
840 840  
819 +(((
820 +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)
821 +)))
841 841  
842 842  
843 -= 3. ​ Access NB-IoT Module =
844 844  
825 += 3. ​Using the AT Commands =
845 845  
846 -(((
847 -Users can directly access the AT command set of the NB-IoT module.
848 -)))
827 +== 3.1 Access AT Commands ==
849 849  
850 -(((
851 -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/]] 
852 852  
853 -
854 -)))
830 +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.
855 855  
856 -[[image:1657333200519-600.png]]
832 +[[image:1654501986557-872.png||height="391" width="800"]]
857 857  
858 858  
835 +Or if you have below board, use below connection:
859 859  
860 -= 4.  Using the AT Commands =
861 861  
838 +[[image:1654502005655-729.png||height="503" width="801"]]
862 862  
863 -== 4.1  Access AT Commands ==
864 864  
865 865  
866 -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]]
842 +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:
867 867  
868 868  
869 -AT+<CMD>?  :  Help on <CMD>
845 + [[image:1654502050864-459.png||height="564" width="806"]]
870 870  
871 -AT+<CMD>         :  Run <CMD>
872 872  
873 -AT+<CMD>=<value> :  Set the value
848 +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]]
874 874  
875 -AT+<CMD>=?  :  Get the value
876 876  
851 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
877 877  
853 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
854 +
855 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
856 +
857 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
858 +
859 +
878 878  (% style="color:#037691" %)**General Commands**(%%)      
879 879  
880 -AT  :  Attention       
862 +(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
881 881  
882 -AT?  :  Short Help     
864 +(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
883 883  
884 -ATZ  :  MCU Reset    
866 +(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
885 885  
886 -AT+TDC  :  Application Data Transmission Interval
868 +(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
887 887  
888 -AT+CFG  :  Print all configurations
889 889  
890 -AT+CFGMOD           :  Working mode selection
871 +(% style="color:#037691" %)**Keys, IDs and EUIs management**
891 891  
892 -AT+INTMOD            :  Set the trigger interrupt mode
873 +(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
893 893  
894 -AT+5VT  :  Set extend the time of 5V power  
875 +(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
895 895  
896 -AT+PRO  :  Choose agreement
877 +(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
897 897  
898 -AT+WEIGRE  :  Get weight or set weight to 0
879 +(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
899 899  
900 -AT+WEIGAP  :  Get or Set the GapValue of weight
881 +(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
901 901  
902 -AT+RXDL  :  Extend the sending and receiving time
883 +(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
903 903  
904 -AT+CNTFAC  :  Get or set counting parameters
885 +(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
905 905  
906 -AT+SERVADDR  :  Server Address
887 +(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
907 907  
908 -AT+TR  :  Get or Set record time"
889 +(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
909 909  
910 -AT+APN     :  Get or set the APN
891 +(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
911 911  
912 -AT+FBAND  :  Get or Set whether to automatically modify the frequency band
893 +(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
913 913  
914 -AT+DNSCFG  : Get or Set DNS Server
895 +(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
915 915  
916 -AT+GETSENSORVALUE   :  Returns the current sensor measurement
897 +(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
917 917  
918 -AT+NOUD  :  Get or Set the number of data to be uploaded
899 +(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
919 919  
920 -AT+CDP     :  Read or Clear cached data
901 +(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
921 921  
922 -AT+LDDSALARM :  Get or Set alarm of distance
903 +(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
923 923  
924 924  
925 -(% style="color:#037691" %)**COAP Management**      
906 +(% style="color:#037691" %)**LoRa Network Management**
926 926  
927 -AT+URI            :  Resource parameters
908 +(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
928 928  
910 +(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
929 929  
930 -(% style="color:#037691" %)**UDP Management**
912 +(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
931 931  
932 -AT+CFM          :  Upload confirmation mode (only valid for UDP)
914 +(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
933 933  
916 +(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
934 934  
935 -(% style="color:#037691" %)**MQTT Management**
918 +(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
936 936  
937 -AT+CLIENT  :  Get or Set MQTT client
920 +(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
938 938  
939 -AT+UNAME  :  Get or Set MQTT Username
922 +(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
940 940  
941 -AT+PWD  :  Get or Set MQTT password
924 +(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
942 942  
943 -AT+PUBTOPIC  :  Get or Set MQTT publish topic
926 +(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
944 944  
945 -AT+SUBTOPIC  :  Get or Set MQTT subscription topic
928 +(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
946 946  
930 +(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
947 947  
948 -(% style="color:#037691" %)**Information**          
932 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
949 949  
950 -AT+FDR  :  Factory Data Reset
934 +(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
951 951  
952 -AT+PWORD  :  Serial Access Password
936 +(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
953 953  
954 954  
939 +(% style="color:#037691" %)**Information** 
955 955  
956 -= ​5.  FAQ =
941 +(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
957 957  
943 +(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
958 958  
959 -== 5.1 ​ How to Upgrade Firmware ==
945 +(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
960 960  
947 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
961 961  
949 +(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
950 +
951 +(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
952 +
953 + (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
954 +
955 +
956 += ​4. FAQ =
957 +
958 +== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
959 +
962 962  (((
963 -User can upgrade the firmware for 1) bug fix, 2) new feature release.
961 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
962 +When downloading the images, choose the required image file for download. ​
964 964  )))
965 965  
966 966  (((
967 -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]]
966 +
968 968  )))
969 969  
970 970  (((
971 -(% style="color:red" %)**Notice, NDDS75 and LDDS75 share the same mother board. They use the same connection and method to update.**
970 +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.
972 972  )))
973 973  
973 +(((
974 +
975 +)))
974 974  
977 +(((
978 +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.
979 +)))
975 975  
976 -= 6.  Trouble Shooting =
981 +(((
982 +
983 +)))
977 977  
985 +(((
986 +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.
987 +)))
978 978  
979 -== 6.1  ​Connection problem when uploading firmware ==
989 +[[image:image-20220606154726-3.png]]
980 980  
981 981  
992 +When you use the TTN network, the US915 frequency bands use are:
993 +
994 +* 903.9 - SF7BW125 to SF10BW125
995 +* 904.1 - SF7BW125 to SF10BW125
996 +* 904.3 - SF7BW125 to SF10BW125
997 +* 904.5 - SF7BW125 to SF10BW125
998 +* 904.7 - SF7BW125 to SF10BW125
999 +* 904.9 - SF7BW125 to SF10BW125
1000 +* 905.1 - SF7BW125 to SF10BW125
1001 +* 905.3 - SF7BW125 to SF10BW125
1002 +* 904.6 - SF8BW500
1003 +
982 982  (((
983 -**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]]
1005 +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:
1006 +
1007 +* (% style="color:#037691" %)**AT+CHE=2**
1008 +* (% style="color:#037691" %)**ATZ**
984 984  )))
985 985  
986 -(% class="wikigeneratedid" %)
987 987  (((
988 988  
1013 +
1014 +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.
989 989  )))
990 990  
1017 +(((
1018 +
1019 +)))
991 991  
992 -== 6.2  AT Command input doesn't work ==
1021 +(((
1022 +The **AU915** band is similar. Below are the AU915 Uplink Channels.
1023 +)))
993 993  
1025 +[[image:image-20220606154825-4.png]]
994 994  
1027 +
1028 +== 4.2 ​Can I calibrate LSE01 to different soil types? ==
1029 +
1030 +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]].
1031 +
1032 +
1033 += 5. Trouble Shooting =
1034 +
1035 +== 5.1 ​Why I can't join TTN in US915 / AU915 bands? ==
1036 +
1037 +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.
1038 +
1039 +
1040 +== 5.2 AT Command input doesn't work ==
1041 +
995 995  (((
996 996  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.
1044 +)))
997 997  
998 -
1046 +
1047 +== 5.3 Device rejoin in at the second uplink packet ==
1048 +
1049 +(% style="color:#4f81bd" %)**Issue describe as below:**
1050 +
1051 +[[image:1654500909990-784.png]]
1052 +
1053 +
1054 +(% style="color:#4f81bd" %)**Cause for this issue:**
1055 +
1056 +(((
1057 +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.
999 999  )))
1000 1000  
1001 1001  
1002 -= 7. ​ Order Info =
1061 +(% style="color:#4f81bd" %)**Solution: **
1003 1003  
1063 +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:
1004 1004  
1005 -Part Number**:** (% style="color:#4f81bd" %)**NSDDS75**
1065 +[[image:1654500929571-736.png||height="458" width="832"]]
1006 1006  
1007 1007  
1068 += 6. ​Order Info =
1069 +
1070 +
1071 +Part Number**:** (% style="color:#4f81bd" %)**LSE01-XX-YY**
1072 +
1073 +
1074 +(% style="color:#4f81bd" %)**XX**(%%)**:** The default frequency band
1075 +
1076 +* (% style="color:red" %)**AS923**(%%): LoRaWAN AS923 band
1077 +* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
1078 +* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
1079 +* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
1080 +* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
1081 +* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
1082 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1083 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1084 +
1085 +(% style="color:#4f81bd" %)**YY**(%%)**: **Battery Option
1086 +
1087 +* (% style="color:red" %)**4**(%%): 4000mAh battery
1088 +* (% style="color:red" %)**8**(%%): 8500mAh battery
1089 +
1008 1008  (% class="wikigeneratedid" %)
1009 1009  (((
1010 1010  
1011 1011  )))
1012 1012  
1013 -= 8.  Packing Info =
1095 += 7. Packing Info =
1014 1014  
1015 1015  (((
1016 1016  
1017 1017  
1018 1018  (% style="color:#037691" %)**Package Includes**:
1101 +)))
1019 1019  
1020 -* NDDS75 NB-IoT Distance Detect Sensor Node x 1
1021 -* External antenna x 1
1103 +* (((
1104 +LSE01 LoRaWAN Soil Moisture & EC Sensor x 1
1022 1022  )))
1023 1023  
1024 1024  (((
1025 1025  
1026 1026  
1027 -
1028 1028  (% style="color:#037691" %)**Dimension and weight**:
1111 +)))
1029 1029  
1030 -* Device Size: 13.0 x 5 x 4.5 cm
1031 -* Device Weight: 150g
1032 -* Package Size / pcs : 15 x 12x 5.5 cm
1033 -* Weight / pcs : 220g
1113 +* (((
1114 +Device Size: cm
1034 1034  )))
1116 +* (((
1117 +Device Weight: g
1118 +)))
1119 +* (((
1120 +Package Size / pcs : cm
1121 +)))
1122 +* (((
1123 +Weight / pcs : g
1035 1035  
1036 -(((
1037 1037  
1038 -
1039 -
1040 -
1041 1041  )))
1042 1042  
1043 -= 9.  Support =
1128 += 8. Support =
1044 1044  
1045 -
1046 1046  * 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.
1047 1047  * 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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