Changes for page Node-RED_Install and Use
Last modified by Mengting Qiu on 2024/11/29 10:15
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... ... @@ -1,24 +1,16 @@ 1 1 (% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %) 2 - ** Table of** **Contents:**2 + **Contents:** 3 3 4 4 {{toc/}} 5 5 6 += Installation = 6 6 7 - 8 - 9 -= 1. Installation = 10 - 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 10 +== Install Example for CENTOS == 14 14 12 +=== Installation === 15 15 16 -== 1.1 Install Example for CENTOS == 17 - 18 - 19 -=== 1.1.1 Installation === 20 - 21 - 22 22 (% class="box infomessage" %) 23 23 ((( 24 24 Reference Instruction from this link: [[https:~~/~~/github.com/node-red/linux-installers>>https://github.com/node-red/linux-installers]] ... ... @@ -25,46 +25,38 @@ 25 25 Run below commands and wait for installation complete. 26 26 ))) 27 27 28 -[[image:image-202205 26161040-1.png]]20 +[[image:image-20220519102228-2.png]] 29 29 22 +**Verify if the installation was successful** 30 30 31 - (% style="color:blue"%)**Verifyiftheinstallationwas successful**24 +Type in the command line interface node-red 32 32 33 -Type in the command line interface ** (% style="color:red" %)node-red(%%)**(% style="color:red" %) 34 - 35 35 The following information appears to prove that the installation has been successful 36 36 37 -[[image:image-202205 26161103-2.png]]28 +[[image:image-20220519103318-3.png]] 38 38 39 39 31 +=== If you want to start Node-RED as a background process === 40 40 41 - ===1.1.2Ifyou wanttostart Node-REDasa backgroundprocess===33 +Type in the command line interface nohup node-red & 42 42 43 - 44 -Type in the command line interface (% style="color:red" %)**nohup node-red &** 45 - 46 46 It will prompt after startup 47 47 48 48 [[image:image-20220519104601-5.png]] 49 49 50 -After seeing the above information, press **enter**39 +After seeing the above information, press enter 51 51 52 52 Type in the command line exit 53 53 54 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 55 55 45 +== Install in Dragino Gataway == 56 56 57 57 58 -= =1.2 Installin DraginoGataway==48 += Use Node-RED = 59 59 50 +== Login to Node-RED interface == 60 60 61 - 62 -= 2. Use Node-RED = 63 - 64 - 65 -== 2.1 Login to Node-RED interface == 66 - 67 - 68 68 Enter your public IP address followed by the port number 1880 69 69 70 70 example:[[http:~~/~~/xxx.xx.xx.xx:1880/>>http://119.91.62.30:1880/]] ... ... @@ -72,10 +72,8 @@ 72 72 [[image:image-20220519104115-4.png||height="352" width="969"]] 73 73 74 74 59 +== Add flow == 75 75 76 -== 2.2 Add flow == 77 - 78 - 79 79 Take NBSN95 mod1 UDP protocol as an example 80 80 81 81 After logging into the interface click '+' to create a flow ... ... @@ -123,11 +123,8 @@ 123 123 124 124 [[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"]] 125 125 108 +=== About function === 126 126 127 - 128 -=== 2.2.1 About function === 129 - 130 - 131 131 If you are familiar with JS code, you can write it yourself 132 132 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 133 133 ... ... @@ -134,161 +134,24 @@ 134 134 [[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"]] 135 135 136 136 116 +== Plot Chart for sensors == 137 137 138 -== 2.3 Plot Chart for sensors == 139 139 119 +== Store Value == 140 140 141 -If you need data visualization, please refer to the following 142 142 122 +== Email Notification == 143 143 144 -[[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"]] 145 145 146 -~1. Click Install 147 -2. Search the dashboard 148 -3. Click Install 125 += Input Flow = 149 149 150 - [[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"]]127 +== MQTT == 151 151 152 - Aftertheinstallation is successful, nodered will show the following node icon129 +== UDP == 153 153 154 - [[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"]]131 +== TCP == 155 155 133 +== Get data from LoRaWAN Server (TTN) == 156 156 157 157 158 -=== 2.3.1 the line chart as an example === 159 - 160 - 161 -Drag the line chart to the editing area 162 - 163 -Just drag and drop as many as you need, or you can copy 164 - 165 -The demo uses 3 kinds. Voltage, temperature, humidity 166 - 167 -[[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"]] 168 - 169 -double click function 170 - 171 -[[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"]] 172 - 173 -Adjusted to 3, because we need to display 3 charts 174 - 175 -[[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"]] 176 - 177 - 178 - 179 -=== 2.3.2 the chart settings === 180 - 181 - 182 -Double-click while setting up the node as above 183 - 184 -[[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"]] 185 - 186 -[[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"]] 187 - 188 -[[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"]] 189 - 190 -[[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"]] 191 - 192 -[[image:image-20220525185746-2.png]] 193 - 194 -[[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"]] 195 - 196 -After the display interface is defined for the first time, subsequent charts can directly select the display interface 197 - 198 -[[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"]] 199 - 200 -[[image:image-20220525190106-3.png]] 201 - 202 -Connect graph nodes to functions with lines 203 - 204 -Click to deploy 205 - 206 -[[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"]] 207 - 208 -Enter the server public IP + port 1880/ui 209 - 210 -example:[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]] 211 - 212 -[[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"]] 213 - 214 -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. 215 - 216 - 217 - 218 -== 2.4 Store Value == 219 - 220 - 221 -Regarding storage, we recommend two ways 222 - 223 - 224 - 225 -=== 2.4.1 1. Generate txt document directly === 226 - 227 -Sample JSON file:链接转到示例JSON文件[[image:image-20220713102658-1.png]] 228 - 229 - 230 - 231 -=== 2.4.2 2. Use sqlite database === 232 - 233 - 234 -==== **1. Install SQLite** ==== 235 - 236 - 237 -[[image:image-20220713111030-2.png]] 238 - 239 - 240 - 241 -==== **2. After the installation is successful, the nodes in the picture will appear** ==== 242 - 243 - 244 -[[image:image-20220713111200-3.png]] 245 - 246 - 247 - 248 -==== **3. Import sample flow** ==== 249 - 250 - 251 -== 2.5 Email Notification == 252 - 253 - 254 - 255 -= 3. Input Flow = 256 - 257 - 258 -Directly import JSON files to generate flow 259 - 260 -Download the required JSON file through this link: 提供一个链接 261 - 262 -Take LHT65 as an example (this node is already registered with TTN,MQTT protocol to connect) 263 - 264 -[[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"]] 265 - 266 -[[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"]] 267 - 268 -[[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"]] 269 - 270 -[[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"]] 271 - 272 -After the import is successful, change the MQTT in node to your TTN information 273 - 274 -[[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"]] 275 - 276 -[[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"]] 277 - 278 -Configure information consistent with your TTN 279 - 280 -[[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"]] 281 - 282 -[[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"]] 283 - 284 -API keys generated by the password for you 285 - 286 -[[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"]] 287 - 288 -Topic modify it to the following format 289 - 290 -v3/(% style="color:red" %)Application ID(%%)@ttn/devices/(% style="color:red" %)End device ID(%%)/up 291 - 292 -[[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"]] 293 - 294 -After the modification is completed, click Deploy 136 += Example =
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