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...	...	@@ -146,7 +146,6 @@
146	146	If you are familiar with JS code, you can write it yourself
147	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
148	148
149		-
150	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"]]
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159	159
160	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"]]
161	161
162		-
163		-
164		-(% style="color:blue" %)**1. Click Install
	161	+~1. Click Install
165	165	2. Search the dashboard
166		-3. Click Install**
	163	+3. Click Install
167	167
168		-
169		-
170	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"]]
171	171
172		-
173		-
174	174	After the installation is successful, nodered will show the following node icon
175	175
176	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"]]
...	...	@@ -186,21 +186,14 @@
186	186
187	187	The demo uses 3 kinds. Voltage, temperature, humidity
188	188
189		-
190	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"]]
191	191
192		-
193		-
194	194	double click function
195	195
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197	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"]]
198	198
199		-
200		-
201	201	Adjusted to 3, because we need to display 3 charts
202	202
203		-
204	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"]]
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210	210
211	211	Double-click while setting up the node as above
212	212
213		-
214	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"]]
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217	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"]]
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220	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"]]
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223	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"]]
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225		-
226	226	[[image:image-20220525185746-2.png]]
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229	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"]]
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231		-
232		-
233	233	After the display interface is defined for the first time, subsequent charts can directly select the display interface
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	213	+[[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"]]​​​​​​
235	235
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"]]
237		-
238		-​​​​​​
239		-
240	240	[[image:image-20220525190106-3.png]]
241	241
242		-
243		-
244	244	Connect graph nodes to functions with lines
245	245
246	246	Click to deploy
247	247
248		-
249	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"]]
250	250
251	251	Enter the server public IP + port 1880/ui
...	...	@@ -252,8 +252,6 @@
252	252
253	253	example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
254	254
255		-
256		-
257	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"]]
258	258
259	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.
...	...	@@ -263,13 +263,12 @@
263	263	== 2.4  Store Value ==
264	264
265	265
266		-Regarding storage, we recommend two ways.
	236	+Regarding storage, we recommend two ways
267	267
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269	269
270	270	=== 2.4.1  1. Generate txt document directly ===
271	271
272		-
273	273	Sample JSON file:链接转到示例JSON文件[[image:image-20220713102658-1.png]]
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277	277	=== 2.4.2  2. Use sqlite database ===
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280		-==== (% style="color:blue" %)**1.  Install SQLite**(%%) ====
	249	+==== **1.  Install SQLite** ====
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283	283	[[image:image-20220713111030-2.png]]
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284	284
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286	286
287		-==== (% style="color:blue" %)**2.  After the installation is successful, the nodes in the picture will appear**(%%) ====
	256	+==== **2.  After the installation is successful, the nodes in the picture will appear** ====
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289	289
290	290	[[image:image-20220713111200-3.png]]
...	...	@@ -291,10 +291,9 @@
291	291
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293	293
294		-==== (% style="color:blue" %)**3.  Import sample flow**(%%) ====
	263	+==== **3.  Import sample flow** ====
295	295
296	296
297		-
298	298	== 2.5  Email Notification ==
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