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Changes for page Node-RED_Install and Use

Last modified by Mengting Qiu on 2024/11/29 10:15
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on 2022/07/25 16:26
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1 -XWiki.ting
1 +XWiki.Xiaoling
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6 6  
7 7  
8 8  
9 -= 1. Installation =
9 += 1.  Installation =
10 10  
11 11  
12 12  Check installation instruction for different OS from this link: [[https:~~/~~/nodered.org/docs/getting-started/>>https://nodered.org/docs/getting-started/]]
13 13  
14 14  
15 -== 1.1 Install Example for CENTOS ==
16 16  
17 -=== 1.1.1 Installation ===
16 +== 1.1  Install Example for CENTOS ==
18 18  
19 19  
19 +=== 1.1.1  Installation ===
20 +
21 +
20 20  (% class="box infomessage" %)
21 21  (((
22 22  Reference Instruction from this link:  [[https:~~/~~/github.com/node-red/linux-installers>>https://github.com/node-red/linux-installers]]
... ... @@ -35,9 +35,10 @@
35 35  [[image:image-20220526161103-2.png]]
36 36  
37 37  
38 -=== 1.1.2 If you want to start Node-RED as a background process ===
39 39  
41 +=== 1.1.2  If you want to start Node-RED as a background process ===
40 40  
43 +
41 41  Type in the command line interface  (% style="color:red" %)**nohup node-red &**
42 42  
43 43  It will prompt after startup
... ... @@ -44,67 +44,67 @@
44 44  
45 45  [[image:image-20220519104601-5.png]]
46 46  
47 -After seeing the above information, press **enter.**
50 +After seeing the above information, press **enter**
48 48  
49 -Type in the command line  exit.
52 +Type in the command line  exit
50 50  
51 -The above is the installation and startup process of nodered. If you don't understand anything, you can go to the nodered official website. There are installation instructions for various systems. The address has a link at the top.
54 +The above is the installation and startup process of nodered. If you don't understand anything, you can go to the nodered official website. There are installation instructions for various systems. The address has a link at the top
52 52  
53 53  
54 -== 1.2 Install in Dragino Gataway ==
55 55  
58 +== 1.2  Install in Dragino Gataway ==
56 56  
57 -The below models from Dragino already have Node-Red installed by default. Users no need to install it by themselves.
58 58  
59 -* [[LPS8v2 Indoor LoRaWAN Gateway. >>https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]]
60 60  
61 -Other gateway model doesn't support built-in Node-Red server.
62 += 2.  Use Node-RED =
62 62  
63 63  
64 -= 2. General Use of  Node-RED =
65 +== 2.1  Login to Node-RED interface ==
65 65  
66 66  
67 -This section describes some basic features of Node-RED. For more info please check the [[Node-RED official document>>https://nodered.org/]].
68 -
69 -
70 -== 2.1 Login to Node-RED interface ==
71 -
72 -
73 73  Enter your public IP address followed by the port number 1880
74 74  
75 75  example：[[http:~~/~~/xxx.xx.xx.xx:1880/>>http://119.91.62.30:1880/]]
76 76  
77 -[[image:image-20220519104115-4.png||height="280" width="768"]]
72 +[[image:image-20220519104115-4.png||height="352" width="969"]]
78 78  
79 79  
80 -== 2.2 Add flow ==
81 81  
76 +== 2.2  Add flow ==
82 82  
78 +
83 83  Take NBSN95 mod1 UDP protocol as an example
84 84  
85 85  After logging into the interface click** (% style="color:red" %)"+" (%%)**to create a flow
86 86  
87 -[[image:image-20241119101328-1.png||height="460" width="970"]]
83 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519133634-1.png?rev=1.1||alt="image-20220519133634-1.png" height="231" width="972"]]
88 88  
89 -Rename the stream
90 90  
91 91  
87 +Rename the stream
92 92  
93 -[[image:image-20241119101551-2.png||height="465" width="979"]]
89 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134042-2.png?rev=1.1||alt="image-20220519134042-2.png" height="552" width="565"]]
94 94  
91 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134318-3.png?rev=1.1||alt="image-20220519134318-3.png"]]
95 95  
93 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134346-4.png?rev=1.1||alt="image-20220519134346-4.png"]]
94 +
96 96  Drag UDP into the editing area
97 97  
98 -[[image:image-20241119101952-3.png||height="466" width="983"]]
99 99  
100 100  
99 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134533-5.png?rev=1.1||alt="image-20220519134533-5.png"]]
100 +
101 +
101 101  The same method as above, drag and drop functions and debug into the editing area
102 102  
103 -[[image:image-20241119102218-4.png||height="468" width="986"]]
104 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519134850-6.png?rev=1.1||alt="image-20220519134850-6.png"]]
104 104  
106 +
107 +
105 105  configure UDP in
106 106  
107 -[[image:image-20241119103312-7.png||height="470" width="991"]]
110 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519135402-7.png?rev=1.1||alt="image-20220519135402-7.png"]]
108 108  
109 109  
110 110  Write to the UDP port that the device node sends to the server
... ... @@ -118,349 +118,221 @@
118 118  
119 119  In order to avoid data confusion, different types of nodes do not use the same UDP port, because different nodes have different data formats and different functions.
120 120  
121 -[[image:image-20241119105123-9.png||height="557" width="995"]]
124 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519135915-8.png?rev=1.1||alt="image-20220519135915-8.png"]]
122 122  
123 123  
124 -When the node successfully sends data, the effect shown in the following figure will appear
127 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519144651-14.png?rev=1.1||alt="image-20220519144651-14.png"]]
125 125  
126 -[[image:image-20241119104939-8.png||height="473" width="996"]]
127 127  
130 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519141355-11.png?rev=1.1||alt="image-20220519141355-11.png"]]
128 128  
129 -=== 2.2.1 About function ===
130 130  
133 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519141704-12.png?rev=1.1||alt="image-20220519141704-12.png"]]
131 131  
132 -If you are familiar with JS code, you can write it yourself
133 -If you are not familiar, we have the JS code for each type of node, you just need to copy and paste it into it.([[dragino-end-node-red-Flow>>https://github.com/dragino/dragino-end-node-decoder/blob/main/Node-RED/NBSN95.json]])
134 134  
135 -[[image:image-20241119112519-14.png||height="483" width="1018"]]
136 136  
137 +When the node successfully sends data, the effect shown in the following figure will appear
137 137  
138 -== 2.3 Plot Chart for sensors ==
139 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519150455-15.png?rev=1.1||alt="image-20220519150455-15.png"]]
139 139  
140 140  
141 -If you need data visualization, please refer to the following
142 142  
143 -[[image:image-20241119112928-15.png||height="484" width="1020"]]
143 +=== 2.2.1  About function ===
144 144  
145 145  
146 -(% style="color:blue" %)**1. Click Install**
146 +If you are familiar with JS code, you can write it yourself
147 +If you are not familiar, we have the JS code for each type of node, you just need to copy and paste it into it
147 147  
148 -(% style="color:blue" %)**2. Search the dashboard**
149 149  
150 -(% style="color:blue" %)**3. Click Install**
150 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519141833-13.png?rev=1.1||alt="image-20220519141833-13.png"]]
151 151  
152 152  
153 -[[image:image-20241119110335-11.png||height="483" width="1018"]]
154 154  
154 +== 2.3  Plot Chart for sensors ==
155 155  
156 -After the installation is successful, nodered will show the following node icon
157 157  
158 -[[image:image-20241119110539-12.png||height="484" width="1020"]]
157 +If you need data visualization, please refer to the following
159 159  
160 160  
161 -=== 2.3.1 the line chart as an example ===
160 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519152802-16.png?rev=1.1||alt="image-20220519152802-16.png"]]
162 162  
163 163  
164 -Drag the line chart to the editing area
165 165  
166 -Just drag and drop as many as you need, or you can copy
164 +(% style="color:blue" %)**1. Click Install
165 +2. Search the dashboard
166 +3. Click Install**
167 167  
168 -The demo uses 3 kinds. Voltage, temperature, humidity
169 169  
170 -[[image:image-20241119114103-18.png||height="422" width="889"]]
171 171  
170 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519152956-17.png?rev=1.1||alt="image-20220519152956-17.png"]]
172 172  
173 -double click function
174 174  
175 -[[image:image-20241119113522-16.png||height="425" width="896"]]
176 176  
174 +After the installation is successful, nodered will show the following node icon
177 177  
178 -Adjusted to 3, because we need to display 3 charts
176 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519153335-19.png?rev=1.1||alt="image-20220519153335-19.png"]]
179 179  
180 -[[image:image-20241119113742-17.png||height="427" width="899"]]
181 181  
182 182  
183 -=== 2.3.2 the chart settings ===
180 +=== 2.3.1  the line chart as an example ===
184 184  
185 185  
186 -Double-click while setting up the node as above
183 +Drag the line chart to the editing area
187 187  
185 +Just drag and drop as many as you need, or you can copy
188 188  
189 -[[image:image-20241129100546-9.png||height="507" width="1068"]]
187 +The demo uses 3 kinds. Voltage, temperature, humidity
190 190  
191 191  
192 -[[image:image-20241129100654-10.png||height="507" width="1067"]]
190 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519154521-20.png?rev=1.1||alt="image-20220519154521-20.png"]]
193 193  
194 194  
195 -[[image:image-20241129100821-11.png||height="511" width="1076"]]
196 196  
194 +double click function
197 197  
198 198  
199 -[[image:image-20220525185746-2.png||height="509" width="873"]]
197 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519154640-21.png?rev=1.1||alt="image-20220519154640-21.png"]]
200 200  
201 201  
202 -[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519161650-32.png?rev=1.1||alt="image-20220519161650-32.png" height="722" width="726"]]
203 203  
201 +Adjusted to 3, because we need to display 3 charts
204 204  
205 -After the display interface is defined for the first time, subsequent charts can directly select the display interface
206 206  
207 -[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519162039-34.png?rev=1.1||alt="image-20220519162039-34.png" height="644" width="724"]]
204 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519154812-22.png?rev=1.1||alt="image-20220519154812-22.png"]]
208 208  
209 -​​​​​​
210 210  
211 -[[image:image-20220525190106-3.png||height="575" width="724"]]
212 212  
208 +=== 2.3.2  the chart settings ===
213 213  
214 -Connect graph nodes to functions with lines
215 215  
216 -Click to deploy
211 +Double-click while setting up the node as above
217 217  
218 -[[image:image-20241120090012-1.png||height="416" width="877"]]
219 219  
220 -Enter the server public IP + port 1880/ui
214 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519160314-23.png?rev=1.1||alt="image-20220519160314-23.png"]]
221 221  
222 -example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
223 223  
224 -[[image:image-20241119134533-19.png||height="455" width="880"]]
217 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519160412-24.png?rev=1.1||alt="image-20220519160412-24.png"]]
225 225  
226 226  
227 -At this point, the basic demonstration of nodered is completed. If you need to beautify the chart and various visualizations, you can go to the official documentation of nodered for further understanding.
220 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519160759-27.png?rev=1.1||alt="image-20220519160759-27.png"]]
228 228  
229 229  
230 -== 2.4 Store Value ==
223 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519161326-30.png?rev=1.1||alt="image-20220519161326-30.png"]]
231 231  
232 232  
233 -Regarding storage, we recommend two ways.
226 +[[image:image-20220525185746-2.png]]
234 234  
235 235  
236 -=== 2.4.1 (% style="display:none" %) (%%)Method 1: Generate txt document directly ===
229 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519161650-32.png?rev=1.1||alt="image-20220519161650-32.png"]]
237 237  
238 238  
239 -Sample JSON file: [[https:~~/~~/www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0>>https://www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0]]
240 240  
241 -[[image:image-20220713102658-1.png||height="346" width="728"]]
233 +After the display interface is defined for the first time, subsequent charts can directly select the display interface
242 242  
243 243  
244 -=== 2.4.2 Method 2: Use sqlite database ===
236 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519162039-34.png?rev=1.1||alt="image-20220519162039-34.png"]]
245 245  
238 +​​​​​​
246 246  
247 -==== (% style="color:blue" %)**1.  Install SQLite**(%%) ====
240 +[[image:image-20220525190106-3.png]]
248 248  
249 249  
250 -[[image:image-20220713111030-2.png||height="438" width="739"]]
251 251  
244 +Connect graph nodes to functions with lines
252 252  
246 +Click to deploy
253 253  
254 -==== (% style="color:blue" %)**2.  After the installation is successful, the nodes in the picture will appear**(%%) ====
255 255  
249 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519162412-36.png?rev=1.1||alt="image-20220519162412-36.png"]]
256 256  
257 -[[image:image-20220713111200-3.png]]
251 +Enter the server public IP + port 1880/ui
258 258  
253 +example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
259 259  
260 260  
261 -==== (% style="color:blue" %)**3.  Import sample flow**(%%) ====
262 262  
257 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/node_red%20usage%20example/WebHome/image-20220519163141-37.png?rev=1.1||alt="image-20220519163141-37.png"]]
263 263  
264 -Refer to the import example below to import the sqlite example flow
259 +At this point, the basic demonstration of nodered is completed. If you need to beautify the chart and various visualizations, you can go to the official documentation of nodered for further understanding.
265 265  
266 -Download sample JSON file link: [[https:~~/~~/www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0>>https://www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0]]
267 267  
268 268  
269 -= 3. Import Input Flow for Dragino Sensors =
263 +== 2.4  Store Value ==
270 270  
271 271  
272 -Dragino provides input flow examples for the sensors.
266 +Regarding storage, we recommend two ways.
273 273  
274 -User can download the required JSON file through [[Dragino Node-RED input flow template>>https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]].
275 275  
276 -Take LHT65N as an example  (Assume this node is already registered with TTN, MQTT protocol to connect)
277 277  
278 -[[image:image-20241129094455-1.png||height="537" width="1062"]]
270 +=== 2.4.1  1. Generate txt document directly ===
279 279  
280 -[[image:image-20241129094558-2.png||height="538" width="1063"]]
281 281  
282 -[[image:image-20241129094724-3.png||height="513" width="1080"]]
273 +Sample JSON file:链接转到示例JSON文件[[image:image-20220713102658-1.png]]
283 283  
284 -[[image:image-20241129094850-4.png||height="513" width="1081"]]
285 285  
286 -After the import is successful, change the MQTT in node to your TTN information
287 287  
288 -[[image:image-20241129095458-6.png||height="511" width="1076"]]
277 +=== 2.4.2  2. Use sqlite database ===
289 289  
290 -[[image:image-20241129095351-5.png||height="515" width="1085"]]
291 291  
280 +==== (% style="color:blue" %)**1.  Install SQLite**(%%) ====
292 292  
293 293  
294 -Configure information consistent with your TTN
283 +[[image:image-20220713111030-2.png]]
295 295  
296 296  
297 -[[image:image-20241129095817-7.png||height="516" width="1087"]]
298 298  
299 -[[image:image-20241129095931-8.png||height="515" width="1085"]]
287 +==== (% style="color:blue" %)**2.  After the installation is successful, the nodes in the picture will appear**(%%) ====
300 300  
301 301  
290 +[[image:image-20220713111200-3.png]]
302 302  
303 -API keys generated by the password for you
304 304  
305 -[[image:image-20241119135338-21.png||height="515" width="1085"]]
306 306  
294 +==== (% style="color:blue" %)**3.  Import sample flow**(%%) ====
307 307  
308 -Topic modify it to the following format
309 309  
310 -v3/(% style="color:red" %)Application ID(%%)@ttn/devices/(% style="color:red" %)End device ID(%%)/up
311 311  
312 -[[image:image-20241119135151-20.png||height="515" width="1085"]]
298 +== 2.5  Email Notification ==
313 313  
314 -After the modification is completed, click Deploy
315 315  
316 316  
317 -= 4. Add Dragino node =
302 += 3.  Input Flow =
318 318  
319 319  
320 -Please do not modify the code anywhere to avoid any exceptions
305 +Directly import JSON files to generate flow
321 321  
322 -The prerequisite is to install the Dragino node and the sqlite node dashboard node
307 +Download the required JSON file through this link: 提供一个链接
323 323  
324 -The echarts library is placed in the static file of node red
309 +Take LHT65 as an example  (this node is already registered with TTN,MQTT protocol to connect)
325 325  
326 -Reference link: [[https:~~/~~/nodered.org/docs/user-guide/runtime/configuration>>]]
311 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524175748-3.png?rev=1.1||alt="image-20220524175748-3.png"]]
327 327  
328 -Please download the general flow and echarts files from this link：[[https:~~/~~/www.dropbox.com/scl/fo/677l8f3u3evpojcdcj3j7/h?rlkey=0iqbwf27dbyi75egmrp0p0yjx&dl=0>>https://www.dropbox.com/scl/fo/677l8f3u3evpojcdcj3j7/h?rlkey=0iqbwf27dbyi75egmrp0p0yjx&dl=0]]
313 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524175814-4.png?rev=1.1||alt="image-20220524175814-4.png"]]
329 329  
315 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524175914-5.png?rev=1.1||alt="image-20220524175914-5.png"]]
330 330  
331 -== 4.1 Installing Dragino nodes ==
317 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524175935-6.png?rev=1.1||alt="image-20220524175935-6.png"]]
332 332  
319 +After the import is successful, change the MQTT in node to your TTN information
333 333  
334 -[[image:image-20240104095739-1.png||height="662" width="662"]]
321 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524184449-1.png?rev=1.1||alt="image-20220524184449-1.png"]]
335 335  
336 -[[image:image-20240104100026-2.png]]
323 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524184521-2.png?rev=1.1||alt="image-20220524184521-2.png"]]
337 337  
338 -[[image:image-20240104100109-3.png]]
325 +Configure information consistent with your TTN
339 339  
327 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524184722-3.png?rev=1.1||alt="image-20220524184722-3.png"]]
340 340  
341 -== 4.2 Import General Flow ==
329 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524192830-4.png?rev=1.1||alt="image-20220524192830-4.png"]]
342 342  
331 +API keys generated by the password for you
343 343  
344 -[[image:image-20240104100340-4.png]]
333 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524193028-5.png?rev=1.1||alt="image-20220524193028-5.png"]]
345 345  
346 -[[image:image-20240104100446-5.png||height="407" width="885"]]
335 +Topic modify it to the following format
347 347  
348 -Please refer to the previous chapters for MQTT settings and sqlite installation settings
337 +v3/(% style="color:red" %)Application ID(%%)@ttn/devices/(% style="color:red" %)End device ID(%%)/up
349 349  
339 +[[image:http://8.211.40.43:8080/xwiki/bin/download/Main/Node-RED/Directly%20import%20JSON%20files%20to%20generate%20flow/WebHome/image-20220524193258-6.png?rev=1.1||alt="image-20220524193258-6.png"]]
350 350  
351 -== 4.3 Using flow ==
352 -
353 -
354 -Just double-click on the drag ino decoder node and select it from the dropdown menu
355 -
356 -Corresponding nodes are sufficient
357 -
358 -[[image:image-20240104100928-6.png||height="439" width="755"]]
359 -
360 -Setting the template node
361 -
362 -[[image:image-20240104101446-8.png]]
363 -
364 -When multiple nodes are needed in the same process
365 -
366 -[[image:image-20240104103636-1.png]]
367 -
368 -If using the NodeRed that comes with the Dragino gateway
369 -
370 -Change to the following path
371 -
372 -"/static/echarts.min.js"
373 -
374 -[[image:image-20240110153029-1.png]]
375 -
376 -
377 -After setting up, select deployment
378 -
379 -[[image:image-20240104101346-7.png||height="242" width="724"]]
380 -
381 -Enter the server public IP + port 1880/ui
382 -
383 -example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
384 -
385 -You can see the UI display effect in the following picture
386 -
387 -[[image:image-20240104104931-2.png||height="737" width="1131"]]
388 -
389 -
390 -= 5. FAQ =
391 -
392 -== 5.1 How to use Node-Red to schedule downlink to ChirpStack LoRaWAN Server? ==
393 -
394 -=== 5.1.1 Install node-red-node-base64 ===
395 -
396 -
397 -[[image:image-20240222154204-1.png||height="456" width="983"]]
398 -
399 -[[image:image-20240222154819-3.png||height="469" width="990"]]
400 -
401 -
402 -=== 5.1.2 Import Example Flow ===
403 -
404 -
405 -The Json file for the example flow can be downloaded at this link:[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/blob/main/Node-RED/chirpstack-MQTT-down.json.>>https://github.com/dragino/dragino-end-node-decoder/blob/main/Node-RED/chirpstack-MQTT-down.json]]
406 -
407 -[[image:image-20240222155121-4.png||height="495" width="1017"]]
408 -
409 -[[image:image-20240222155239-5.png||height="497" width="1020"]]
410 -
411 -
412 -=== 5.1.3 Establish connection ===
413 -
414 -
415 -Setting up the server:
416 -
417 -[[image:image-20240222160019-7.png||height="413" width="955"]]
418 -
419 -[[image:image-20240222160223-8.png||height="416" width="956"]]
420 -
421 -[[image:image-20240222160347-9.png||height="426" width="963"]]
422 -
423 -Change the theme to Application lD and DevEUl for ChirpStack:
424 -
425 -[[image:image-20240222160712-10.png||height="429" width="988"]]
426 -
427 -[[image:image-20240222160735-11.png||height="417" width="984"]]
428 -
429 -[[image:image-20240222160842-12.png||height="387" width="992"]]
430 -
431 -And then，
432 -
433 -[[image:image-20240222161010-13.png||height="454" width="997"]]
434 -
435 -[[image:image-20240222161147-14.png||height="478" width="1002"]]
436 -
437 -Connection established successfully：
438 -
439 -[[image:image-20240222161252-15.png||height="412" width="1001"]]
440 -
441 -
442 -=== 5.1.4 Input downlink command ===
443 -
444 -
445 -[[image:image-20240222161614-16.png||height="465" width="997"]]
446 -
447 -[[image:image-20240222161937-17.png||height="472" width="997"]]
448 -
449 -
450 -Example action video:[[https:~~/~~/youtu.be/Lqm-k5nQ5eU>>https://youtu.be/Lqm-k5nQ5eU]]
451 -
452 -
453 -== 5.2 How to use Node-Red to schedule downlink to TTN-V3 LoRaWAN Server? ==
454 -
455 -=== 5.2.1 Reference 5.1.1 Installing base64 nodes ===
456 -
457 -=== 5.2.2 Import Example Flow ===
458 -
459 -
460 -Reference 5.1.2
461 -
462 -Taking LT-222222-L as an example
463 -
464 -The Json file for the example flow can be downloaded at this link:[[https:~~/~~/github.com/dragino/dragino-end-node-decoder/blob/main/Node-RED/TTN-V3-MQTT-down.json>>https://github.com/dragino/dragino-end-node-decoder/blob/main/Node-RED/TTN-V3-MQTT-down.json]]
465 -
466 -Please refer to this video for specific operation steps: [[https:~~/~~/youtu.be/kms679e4m_Y>>https://youtu.be/kms679e4m_Y]]
341 +After the modification is completed, click Deploy
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