Last modified by Mengting Qiu on 2024/04/02 16:44
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From version < 45.1 >
edited by Xiaoling
on 2022/07/08 10:16
To version < 52.1 >
edited by Xiaoling
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59 59  * Micro SIM card slot for NB-IoT SIM
60 60  * 8500mAh Battery for long term use
61 61  
62 -
63 -
64 64  == 1.3  Specification ==
65 65  
66 66  
... ... @@ -69,7 +69,6 @@
69 69  * Supply Voltage: 2.1v ~~ 3.6v
70 70  * Operating Temperature: -40 ~~ 85°C
71 71  
72 -
73 73  (% style="color:#037691" %)**NB-IoT Spec:**
74 74  
75 75  * - B1 @H-FDD: 2100MHz
... ... @@ -79,7 +79,6 @@
79 79  * - B20 @H-FDD: 800MHz
80 80  * - B28 @H-FDD: 700MHz
81 81  
82 -
83 83  (% style="color:#037691" %)**Probe Specification:**
84 84  
85 85  Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
... ... @@ -102,66 +102,194 @@
102 102  
103 103  
104 104  
105 -= 2. Configure LSE01 to connect to LoRaWAN network =
101 += 2.  Use NSE01 to communicate with IoT Server =
106 106  
107 -== 2.1 How it works ==
103 +== 2.1  How it works ==
108 108  
105 +
109 109  (((
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
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.
111 111  )))
112 112  
110 +
113 113  (((
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"]].
112 +The diagram below shows the working flow in default firmware of NSE01:
115 115  )))
116 116  
115 +[[image:image-20220708101605-2.png]]
117 117  
117 +(((
118 +
119 +)))
118 118  
119 -== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
120 120  
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.
122 122  
123 +== 2.2 ​ Configure the NSE01 ==
123 123  
124 -[[image:1654503992078-669.png]]
125 125  
126 +=== 2.2.1 Test Requirement ===
126 126  
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.
128 128  
129 +To use NSE01 in your city, make sure meet below requirements:
129 129  
130 -(% 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.
131 131  
132 -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 +)))
133 133  
134 -[[image:image-20220606163732-6.jpeg]]
135 135  
136 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
140 +[[image:1657249419225-449.png]]
137 137  
138 -**Add APP EUI in the application**
139 139  
140 140  
141 -[[image:1654504596150-405.png]]
144 +=== 2.2.2 Insert SIM card ===
142 142  
146 +Insert the NB-IoT Card get from your provider.
143 143  
148 +User need to take out the NB-IoT module and insert the SIM card like below:
144 144  
145 -**Add APP KEY and DEV EUI**
146 146  
147 -[[image:1654504683289-357.png]]
151 +[[image:1657249468462-536.png]]
148 148  
149 149  
150 150  
151 -(% style="color:blue" %)**Step 2**(%%): Power on LSE01
155 +=== 2.2.3 Connect USB – TTL to NSE01 to configure it ===
152 152  
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 +)))
153 153  
154 -Put a Jumper on JP2 to power on the device. ( The Jumper must be in FLASH position).
155 155  
156 -[[image:image-20220606163915-7.png]]
164 +**Connection:**
157 157  
166 + (% style="background-color:yellow" %)USB TTL GND <~-~-~-~-> GND
158 158  
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.
168 + (% style="background-color:yellow" %)USB TTL TXD <~-~-~-~-> UART_RXD
160 160  
161 -[[image:1654504778294-788.png]]
170 + (% style="background-color:yellow" %)USB TTL RXD <~-~-~-~-> UART_TXD
162 162  
163 163  
173 +In the PC, use below serial tool settings:
164 164  
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**
180 +
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 +)))
184 +
185 +[[image:image-20220708110657-3.png]]
186 +
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/]]
188 +
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/index.php?title=Set_up_CoAP_Server>>url:http://wiki.dragino.com/index.php?title=Set_up_CoAP_Server]]
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 +
204 +For parameter description, please refer to AT command set
205 +
206 +[[image:1657249793983-486.png]]
207 +
208 +
209 +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.
210 +
211 +[[image:1657249831934-534.png]]
212 +
213 +
214 +
215 +=== 2.2.5 Use UDP protocol to uplink data(Default protocol) ===
216 +
217 +
218 +This feature is supported since firmware version v1.0.1
219 +
220 +
221 +* (% style="color:blue" %)**AT+PRO=2   ** (%%) ~/~/ Set to use UDP protocol to uplink
222 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5601   ** (%%) ~/~/ to set UDP server address and port
223 +* (% style="color:blue" %)**AT+CFM=1       ** (%%) ~/~/If the server does not respond, this command is unnecessary
224 +
225 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.jpg]]
226 +
227 +
228 +
229 +
230 +
231 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.jpg]]
232 +
233 +
234 +=== 2.2.6 Use MQTT protocol to uplink data ===
235 +
236 +
237 +This feature is supported since firmware version v110
238 +
239 +
240 +* (% style="color:blue" %)**AT+PRO=3   ** (%%) ~/~/Set to use MQTT protocol to uplink
241 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,1883   ** (%%) ~/~/Set MQTT server address and port
242 +* (% style="color:blue" %)**AT+CLIENT=CLIENT       ** (%%)~/~/Set up the CLIENT of MQTT
243 +* (% style="color:blue" %)**AT+UNAME=UNAME            **(%%)~/~/Set the username of MQTT
244 +* (% style="color:blue" %)**AT+PWD=PWD                  **(%%)~/~/Set the password of MQTT
245 +* (% style="color:blue" %)**AT+PUBTOPIC=NSE01_PUB     **(%%)~/~/Set the sending topic of MQTT
246 +* (% style="color:blue" %)**AT+SUBTOPIC=NSE01_SUB          **(%%) ~/~/Set the subscription topic of MQTT
247 +
248 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.gif]]
249 +
250 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.jpg]]
251 +
252 +
253 +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.
254 +
255 +
256 +=== 2.2.7 Use TCP protocol to uplink data ===
257 +
258 +
259 +This feature is supported since firmware version v110
260 +
261 +
262 +* (% style="color:blue" %)**AT+PRO=4   ** (%%) ~/~/ Set to use TCP protocol to uplink
263 +* (% style="color:blue" %)**AT+SERVADDR=120.24.4.116,5600   **(%%) ~/~/ to set TCP server address and port
264 +
265 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.jpg]]
266 +
267 +
268 +
269 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
270 +
271 +
272 +=== 2.2.8 Change Update Interval ===
273 +
274 +User can use below command to change the (% style="color:green" %)**uplink interval**.
275 +
276 +**~ (% style="color:blue" %)AT+TDC=600      (%%)**(% style="color:blue" %) (%%)~/~/ Set Update Interval to 600s
277 +
278 +
279 +(% style="color:red" %)**NOTE:**
280 +
281 +(% style="color:red" %)1. By default, the device will send an uplink message every 1 hour.
282 +
283 +
284 +
285 +
286 +
287 +
288 +
165 165  == 2.3 Uplink Payload ==
166 166  
167 167  
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