Changes for page Node-RED_Install and Use
Last modified by Mengting Qiu on 2024/11/29 10:15
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... ... @@ -17,7 +17,7 @@ 17 17 Run below commands and wait for installation complete. 18 18 ))) 19 19 20 -[[image:image-202205 26161040-1.png]]20 +[[image:image-20220519102228-2.png]] 21 21 22 22 **Verify if the installation was successful** 23 23 ... ... @@ -25,7 +25,7 @@ 25 25 26 26 The following information appears to prove that the installation has been successful 27 27 28 -[[image:image-202205 26161103-2.png]]28 +[[image:image-20220519103318-3.png]] 29 29 30 30 31 31 === If you want to start Node-RED as a background process === ... ... @@ -115,138 +115,15 @@ 115 115 116 116 == Plot Chart for sensors == 117 117 118 -If you need data visualization, please refer to the following 119 119 120 -[[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"]] 121 - 122 -~1. Click Install 123 -2. Search the dashboard 124 -3. Click Install 125 - 126 -[[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 - 128 -After the installation is successful, nodered will show the following node icon 129 - 130 -[[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 - 132 -=== the line chart as an example === 133 - 134 -Drag the line chart to the editing area 135 - 136 -Just drag and drop as many as you need, or you can copy 137 - 138 -The demo uses 3 kinds. Voltage, temperature, humidity 139 - 140 -[[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"]] 141 - 142 -double click function 143 - 144 -[[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"]] 145 - 146 -Adjusted to 3, because we need to display 3 charts 147 - 148 -[[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"]] 149 - 150 -=== the chart settings === 151 - 152 -Double-click while setting up the node as above 153 - 154 -[[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"]] 155 - 156 -[[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"]] 157 - 158 -[[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"]] 159 - 160 -[[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"]] 161 - 162 -[[image:image-20220525185746-2.png]] 163 - 164 -[[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"]] 165 - 166 -After the display interface is defined for the first time, subsequent charts can directly select the display interface 167 - 168 -[[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"]] 169 - 170 -[[image:image-20220525190106-3.png]] 171 - 172 -Connect graph nodes to functions with lines 173 - 174 -Click to deploy 175 - 176 -[[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"]] 177 - 178 -Enter the server public IP + port 1880/ui 179 - 180 -example:[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]] 181 - 182 -[[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"]] 183 - 184 -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. 185 - 186 186 == Store Value == 187 187 188 -Regarding storage, we recommend two ways 189 189 190 -=== 1.Generate txt document directly === 191 - 192 -Sample JSON file:链接转到示例JSON文件[[image:image-20220713102658-1.png]] 193 - 194 -=== 2.Use sqlite database === 195 - 196 -==== 1.Install SQLite ==== 197 - 198 -[[image:image-20220713111030-2.png]] 199 - 200 -==== 2.After the installation is successful, the nodes in the picture will appear ==== 201 - 202 -[[image:image-20220713111200-3.png]] 203 - 204 -==== 3.Import sample flow ==== 205 - 206 - 207 207 == Email Notification == 208 208 209 209 210 210 = Input Flow = 211 211 212 -Directly import JSON files to generate flow 213 - 214 -Download the required JSON file through this link: 提供一个链接 215 - 216 -Take LHT65 as an example (this node is already registered with TTN,MQTT protocol to connect) 217 - 218 -[[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"]] 219 - 220 -[[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"]] 221 - 222 -[[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"]] 223 - 224 -[[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"]] 225 - 226 -After the import is successful, change the MQTT in node to your TTN information 227 - 228 -[[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"]] 229 - 230 -[[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"]] 231 - 232 -Configure information consistent with your TTN 233 - 234 -[[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"]] 235 - 236 -[[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"]] 237 - 238 -API keys generated by the password for you 239 - 240 -[[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"]] 241 - 242 -Topic modify it to the following format 243 - 244 -v3/(% style="color:red" %)Application ID(%%)@ttn/devices/(% style="color:red" %)End device ID(%%)/up 245 - 246 -[[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"]] 247 - 248 -After the modification is completed, click Deploy 249 - 250 250 == MQTT == 251 251 252 252 == UDP ==
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