Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 43.1 >
edited by Xiaoling
on 2022/07/08 10:12
To version < 57.6 >
edited by Xiaoling
on 2022/07/08 11:52
>
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Summary

Details

Page properties
Content
... ... @@ -18,20 +18,20 @@
18 18  
19 19  
20 20  
21 -= 1. Introduction =
21 += 1.  Introduction =
22 22  
23 -== 1.1 ​What is LoRaWAN Soil Moisture & EC Sensor ==
23 +== 1.1 ​ What is LoRaWAN Soil Moisture & EC Sensor ==
24 24  
25 25  (((
26 26  
27 27  
28 -Dragino NSE01 is an **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.
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.
29 29  
30 -It can detect **Soil Moisture, Soil Temperature and Soil Conductivity**, and upload its value to the server wirelessly.
30 +It can detect (% style="color:blue" %)**Soil Moisture, Soil Temperature and Soil Conductivity**(%%), and upload its value to the server wirelessly.
31 31  
32 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 33  
34 -NSE01 are powered by **8500mAh Li-SOCI2** batteries, which can be used for up to 5 years.
34 +NSE01 are powered by (% style="color:blue" %)**8500mAh Li-SOCI2**(%%) batteries, which can be used for up to 5 years.  
35 35  
36 36  
37 37  )))
... ... @@ -45,27 +45,46 @@
45 45  
46 46  == 1.2 ​Features ==
47 47  
48 -* LoRaWAN 1.0.3 Class A
49 -* Ultra low power consumption
48 +
49 +* NB-IoT Bands: B1/B3/B8/B5/B20/B28 @H-FDD
50 50  * Monitor Soil Moisture
51 51  * Monitor Soil Temperature
52 52  * Monitor Soil Conductivity
53 -* Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
54 54  * AT Commands to change parameters
55 55  * Uplink on periodically
56 56  * Downlink to change configure
57 57  * IP66 Waterproof Enclosure
58 -* 4000mAh or 8500mAh Battery for long term use
57 +* Ultra-Low Power consumption
58 +* AT Commands to change parameters
59 +* Micro SIM card slot for NB-IoT SIM
60 +* 8500mAh Battery for long term use
59 59  
60 -== 1.3 Specification ==
62 +== 1.3  Specification ==
61 61  
64 +
65 +(% style="color:#037691" %)**Common DC Characteristics:**
66 +
67 +* Supply Voltage: 2.1v ~~ 3.6v
68 +* Operating Temperature: -40 ~~ 85°C
69 +
70 +(% style="color:#037691" %)**NB-IoT Spec:**
71 +
72 +* - B1 @H-FDD: 2100MHz
73 +* - B3 @H-FDD: 1800MHz
74 +* - B8 @H-FDD: 900MHz
75 +* - B5 @H-FDD: 850MHz
76 +* - B20 @H-FDD: 800MHz
77 +* - B28 @H-FDD: 700MHz
78 +
79 +(% style="color:#037691" %)**Probe Specification:**
80 +
62 62  Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
63 63  
64 -[[image:image-20220606162220-5.png]]
83 +[[image:image-20220708101224-1.png]]
65 65  
66 66  
67 67  
68 -== ​1.4 Applications ==
87 +== ​1.4  Applications ==
69 69  
70 70  * Smart Agriculture
71 71  
... ... @@ -72,122 +72,257 @@
72 72  (% class="wikigeneratedid" id="H200B1.5FirmwareChangelog" %)
73 73  ​
74 74  
75 -== 1.5 Firmware Change log ==
94 +== 1.5  Pin Definitions ==
76 76  
77 77  
78 -**LSE01 v1.0 :**  Release
97 +[[image:1657246476176-652.png]]
79 79  
80 80  
81 81  
82 -= 2. Configure LSE01 to connect to LoRaWAN network =
101 += 2.  Use NSE01 to communicate with IoT Server =
83 83  
84 -== 2.1 How it works ==
103 +== 2.1  How it works ==
85 85  
105 +
86 86  (((
87 -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
107 +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.
88 88  )))
89 89  
110 +
90 90  (((
91 -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"]].
112 +The diagram below shows the working flow in default firmware of NSE01:
92 92  )))
93 93  
115 +[[image:image-20220708101605-2.png]]
94 94  
117 +(((
118 +
119 +)))
95 95  
96 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
97 97  
98 -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.
99 99  
123 +== 2.2 ​ Configure the NSE01 ==
100 100  
101 -[[image:1654503992078-669.png]]
102 102  
126 +=== 2.2.1 Test Requirement ===
103 103  
104 -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.
105 105  
129 +To use NSE01 in your city, make sure meet below requirements:
106 106  
107 -(% style="color:blue" %)**Step 1**(%%):  Create a device in TTN with the OTAA keys from LSE01.
131 +* Your local operator has already distributed a NB-IoT Network there.
132 +* The local NB-IoT network used the band that NSE01 supports.
133 +* Your operator is able to distribute the data received in their NB-IoT network to your IoT server.
108 108  
109 -Each LSE01 is shipped with a sticker with the default device EUI as below:
135 +(((
136 +Below figure shows our testing structure. Here we have NB-IoT network coverage by China Mobile, the band they use is B8.  The NSE01 will use CoAP((% style="color:red" %)120.24.4.116:5683)(%%) or raw UDP((% style="color:red" %)120.24.4.116:5601)(%%) or MQTT((% style="color:red" %)120.24.4.116:1883)(%%)or TCP((% style="color:red" %)120.24.4.116:5600)(%%)protocol to send data to the test server
137 +)))
110 110  
111 -[[image:image-20220606163732-6.jpeg]]
112 112  
113 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
140 +[[image:1657249419225-449.png]]
114 114  
115 -**Add APP EUI in the application**
116 116  
117 117  
118 -[[image:1654504596150-405.png]]
144 +=== 2.2.2 Insert SIM card ===
119 119  
146 +Insert the NB-IoT Card get from your provider.
120 120  
148 +User need to take out the NB-IoT module and insert the SIM card like below:
121 121  
122 -**Add APP KEY and DEV EUI**
123 123  
124 -[[image:1654504683289-357.png]]
151 +[[image:1657249468462-536.png]]
125 125  
126 126  
127 127  
128 -(% style="color:blue" %)**Step 2**(%%): Power on LSE01
155 +=== 2.2.3 Connect USB – TTL to NSE01 to configure it ===
129 129  
157 +(((
158 +(((
159 +User need to configure NSE01 via serial port to set the (% style="color:blue" %)**Server Address** / **Uplink Topic** (%%)to define where and how-to uplink packets. NSE01 support AT Commands, user can use a USB to TTL adapter to connect to NSE01 and use AT Commands to configure it, as below.
160 +)))
161 +)))
130 130  
131 -Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
132 132  
133 -[[image:image-20220606163915-7.png]]
164 +**Connection:**
134 134  
166 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
135 135  
136 -(% 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.
168 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
137 137  
138 -[[image:1654504778294-788.png]]
170 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
139 139  
140 140  
173 +In the PC, use below serial tool settings:
141 141  
142 -== 2.3 Uplink Payload ==
175 +* Baud:  (% style="color:green" %)**9600**
176 +* Data bits:** (% style="color:green" %)8(%%)**
177 +* Stop bits: (% style="color:green" %)**1**
178 +* Parity:  (% style="color:green" %)**None**
179 +* Flow Control: (% style="color:green" %)**None**
143 143  
181 +(((
182 +Make sure the switch is in FLASH position, then power on device by connecting the jumper on NSE01. NSE01 will output system info once power on as below, we can enter the (% style="color:green" %)**password: 12345678**(%%) to access AT Command input.
183 +)))
144 144  
145 -=== 2.3.1 MOD~=0(Default Mode) ===
185 +[[image:image-20220708110657-3.png]]
146 146  
147 -LSE01 will uplink payload via LoRaWAN with below payload format: 
187 +(% style="color:red" %)Note: the valid AT Commands can be found at: (%%)[[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
148 148  
189 +
190 +
191 +=== 2.2.4 Use CoAP protocol to uplink data ===
192 +
193 +(% 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/]]
194 +
195 +
196 +**Use below commands:**
197 +
198 +* (% style="color:blue" %)**AT+PRO=1**  (%%) ~/~/ Set to use CoAP protocol to uplink
199 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5683   ** (%%)~/~/ to set CoAP server address and port
200 +* (% style="color:blue" %)**AT+URI=5,11,"mqtt",11,"coap",12,"0",15,"c=text1",23,"0" ** (%%) ~/~/Set COAP resource path
201 +
202 +
203 +For parameter description, please refer to AT command set
204 +
205 +[[image:1657249793983-486.png]]
206 +
207 +
208 +After configure the server address and (% style="color:green" %)**reset the device**(%%) (via AT+ATZ ), NSE01 will start to uplink sensor values to CoAP server.
209 +
210 +[[image:1657249831934-534.png]]
211 +
212 +
213 +
214 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
215 +
216 +This feature is supported since firmware version v1.0.1
217 +
218 +
219 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
220 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
221 +* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/If the server does not respond, this command is unnecessary
222 +
223 +[[image:1657249864775-321.png]]
224 +
225 +
226 +[[image:1657249930215-289.png]]
227 +
228 +
229 +
230 +=== 2.2.6 Use MQTT protocol to uplink data ===
231 +
232 +This feature is supported since firmware version v110
233 +
234 +
235 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
236 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
237 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
238 +* (% style="color:blue" %)**AT+UNAME=UNAME                               **(%%)~/~/Set the username of MQTT
239 +* (% style="color:blue" %)**AT+PWD=PWD                                        **(%%)~/~/Set the password of MQTT
240 +* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB                    **(%%)~/~/Set the sending topic of MQTT
241 +* (% style="color:blue" %)**AT+SUBTOPIC=NSE01_SUB          **(%%) ~/~/Set the subscription topic of MQTT
242 +
243 +[[image:1657249978444-674.png]]
244 +
245 +
246 +[[image:1657249990869-686.png]]
247 +
248 +
149 149  (((
150 -Uplink payload includes in total 11 bytes.
250 +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.
151 151  )))
152 152  
153 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
154 -|(((
155 -**Size**
156 156  
157 -**(bytes)**
158 -)))|**2**|**2**|**2**|**2**|**2**|**1**
159 -|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
160 -Temperature
161 161  
162 -(Reserve, Ignore now)
163 -)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]]|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]]|(((
164 -MOD & Digital Interrupt
255 +=== 2.2.7 Use TCP protocol to uplink data ===
165 165  
166 -(Optional)
167 -)))
257 +This feature is supported since firmware version v110
168 168  
169 -=== 2.3.2 MOD~=1(Original value) ===
170 170  
171 -This mode can get the original AD value of moisture and original conductivity (with temperature drift compensation).
260 +* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
261 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
172 172  
173 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
174 -|(((
175 -**Size**
263 +[[image:1657250217799-140.png]]
176 176  
177 -**(bytes)**
178 -)))|**2**|**2**|**2**|**2**|**2**|**1**
179 -|**Value**|[[BAT>>||anchor="H2.3.3BatteryInfo"]]|(((
180 -Temperature
181 181  
182 -(Reserve, Ignore now)
183 -)))|[[Soil Moisture>>||anchor="H2.3.4SoilMoisture"]](raw)|[[Soil Temperature>>||anchor="H2.3.5SoilTemperature"]]|[[Soil Conductivity (EC)>>||anchor="H2.3.6SoilConductivity28EC29"]](raw)|(((
184 -MOD & Digital Interrupt
266 +[[image:1657250255956-604.png]]
185 185  
186 -(Optional)
268 +
269 +
270 +=== 2.2.8 Change Update Interval ===
271 +
272 +User can use below command to change the (% style="color:green" %)**uplink interval**.
273 +
274 +* (% style="color:blue" %)**AT+TDC=600      ** (%%)~/~/ Set Update Interval to 600s
275 +
276 +(((
277 +(% style="color:red" %)**NOTE:**
187 187  )))
188 188  
189 -=== 2.3.3 Battery Info ===
280 +(((
281 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
282 +)))
190 190  
284 +
285 +
286 +== 2.3  Uplink Payload ==
287 +
288 +In this mode, uplink payload includes in total 18 bytes
289 +
290 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
291 +|=(% style="width: 50px;" %)(((
292 +**Size(bytes)**
293 +)))|=(% style="width: 50px;" %)**6**|=(% style="width: 25px;" %)2|=(% style="width: 25px;" %)**2**|=(% style="width: 80px;" %)**1**|=(% style="width: 80px;" %)**2**|=(% style="width: 80px;" %)**2**|=(% style="width: 80px;" %)**2**|=(% style="width: 40px;" %)**1**
294 +|(% style="width:97px" %)**Value**|(% style="width:83px" %)[[Device ID>>||anchor="H"]]|(% style="width:41px" %)[[Ver>>||anchor="H"]]|(% style="width:46px" %)[[BAT>>||anchor="H"]]|(% style="width:123px" %)[[Signal Strength>>||anchor="H"]]|(% style="width:108px" %)[[Soil Moisture>>||anchor="H"]]|(% style="width:133px" %)[[Soil Temperature>>||anchor="H"]]|(% style="width:159px" %)[[Soil Conductivity(EC)>>||anchor="H"]]|(% style="width:80px" %)[[Interrupt>>||anchor="H"]]
295 +
296 +If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NSE01 uplink data.
297 +
298 +
299 +[[image:image-20220708111918-4.png]]
300 +
301 +
302 +The payload is ASCII string, representative same HEX:
303 +
304 +0x72403155615900640c7817075e0a8c02f900 where:
305 +
306 +* Device ID: 0x 724031556159 = 724031556159
307 +* Version: 0x0064=100=1.0.0
308 +
309 +* BAT: 0x0c78 = 3192 mV = 3.192V
310 +* Singal: 0x17 = 23
311 +* Soil Moisture: 0x075e= 1886 = 18.86  %
312 +* Soil Temperature:0x0a8c =2700=27 °C
313 +* Soil Conductivity(EC) = 0x02f9 =761 uS /cm
314 +* Interrupt: 0x00 = 0
315 +
316 +
317 +
318 +
319 +== 2.4  Payload Explanation and Sensor Interface ==
320 +
321 +=== 2.4.1  Device ID ===
322 +
323 +By default, the Device ID equal to the last 6 bytes of IMEI.
324 +
325 +User can use (% style="color:blue" %)**AT+DEUI**(%%) to set Device ID
326 +
327 +**Example:**
328 +
329 +AT+DEUI=A84041F15612
330 +
331 +The Device ID is stored in a none-erase area, Upgrade the firmware or run AT+FDR won't erase Device ID.
332 +
333 +
334 +
335 +=== 2.4.2  Version Info ===
336 +
337 +Specify the software version: 0x64=100, means firmware version 1.00.
338 +
339 +For example: 0x00 64 : this device is NSE01 with firmware version 1.0.0.
340 +
341 +
342 +
343 +=== 2.4.3  Battery Info ===
344 +
191 191  (((
192 192  Check the battery voltage for LSE01.
193 193  )))
... ... @@ -202,14 +202,32 @@
202 202  
203 203  
204 204  
205 -=== 2.3.4 Soil Moisture ===
359 +=== 2.4.4  Signal Strength ===
206 206  
361 +NB-IoT Network signal Strength.
362 +
363 +**Ex1: 0x1d = 29**
364 +
365 +(% style="color:blue" %)**0**(%%)  -113dBm or less
366 +
367 +(% style="color:blue" %)**1**(%%)  -111dBm
368 +
369 +(% style="color:blue" %)**2...30**(%%) -109dBm... -53dBm
370 +
371 +(% style="color:blue" %)**31**  (%%) -51dBm or greater
372 +
373 +(% style="color:blue" %)**99**   (%%) Not known or not detectable
374 +
375 +
376 +
377 +=== 2.4.5  Soil Moisture ===
378 +
207 207  (((
208 208  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.
209 209  )))
210 210  
211 211  (((
212 -For example, if the data you get from the register is __0x05 0xDC__, the moisture content in the soil is
384 +For example, if the data you get from the register is **__0x05 0xDC__**, the moisture content in the soil is
213 213  )))
214 214  
215 215  (((
... ... @@ -222,10 +222,10 @@
222 222  
223 223  
224 224  
225 -=== 2.3.5 Soil Temperature ===
397 +=== 2.4.6  Soil Temperature ===
226 226  
227 227  (((
228 - 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
400 + 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
229 229  )))
230 230  
231 231  (((
... ... @@ -242,7 +242,7 @@
242 242  
243 243  
244 244  
245 -=== 2.3.6 Soil Conductivity (EC) ===
417 +=== 2.4.7  Soil Conductivity (EC) ===
246 246  
247 247  (((
248 248  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).
... ... @@ -249,7 +249,7 @@
249 249  )))
250 250  
251 251  (((
252 -For example, if the data you get from the register is 0x00 0xC8, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
424 +For example, if the data you get from the register is __**0x00 0xC8**__, the soil conductivity is 00C8(H) = 200(D) = 200 uS/cm.
253 253  )))
254 254  
255 255  (((
... ... @@ -264,39 +264,42 @@
264 264  
265 265  )))
266 266  
267 -=== 2.3.7 MOD ===
439 +=== 2.4.8  Digital Interrupt ===
268 268  
269 -Firmware version at least v2.1 supports changing mode.
270 270  
271 -For example, bytes[10]=90
442 +Digital Interrupt refers to pin **GPIO_EXTI**, and there are different trigger methods. When there is a trigger, the NSE01 will send a packet to the server.
272 272  
273 -mod=(bytes[10]>>7)&0x01=1.
444 +The command is:
274 274  
446 +**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]]**).**
275 275  
276 -**Downlink Command:**
277 277  
278 -If payload = 0x0A00, workmode=0
449 +The lower four bits of this data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H"]] for the hardware and software set up.
279 279  
280 -If** **payload =** **0x0A01, workmode=1
281 281  
452 +Example:
282 282  
454 +0x(00): Normal uplink packet.
283 283  
284 -=== 2.3.8 ​Decode payload in The Things Network ===
456 +0x(01): Interrupt Uplink Packet.
285 285  
286 -While using TTN network, you can add the payload format to decode the payload.
287 287  
288 288  
289 -[[image:1654505570700-128.png]]
290 290  
291 -(((
292 -The payload decoder function for TTN is here:
293 -)))
461 +=== 2.4.9  ​+5V Output ===
294 294  
295 -(((
296 -LSE01 TTN Payload Decoder: [[https:~~/~~/www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0>>https://www.dropbox.com/sh/si8icbrjlamxqdb/AAACYwjsxxr5fj_vpqRtrETAa?dl=0]]
297 -)))
298 298  
464 +NSE01 will enable +5V output before all sampling and disable the +5v after all sampling.
299 299  
466 +
467 +The 5V output time can be controlled by AT Command.
468 +
469 +**(% style="color:blue" %)AT+5VT=1000**
470 +
471 +Means set 5V valid time to have 1000ms. So the real 5V output will actually have 1000ms + sampling time for other sensors.
472 +
473 +
474 +
300 300  == 2.4 Uplink Interval ==
301 301  
302 302  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"]]
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