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1		-XWiki.Lu
	1	+XWiki.Xiaoling

Content

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1	1	(% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %)
2		- **Contents：**
	2	+ **Table of** **Contents：**
3	3
4	4	{{toc/}}
5	5
6		-= Installation =
7	7
	7	+
	8	+
	9	+= 1.  Installation =
	10	+
	11	+
8	8	Check installation instruction for different OS from this link: [[https:~~/~~/nodered.org/docs/getting-started/>>https://nodered.org/docs/getting-started/]]
9	9
10		-== Install Example for CENTOS ==
11	11
12		-=== Installation ===
13	13
	16	+== 1.1  Install Example for CENTOS ==
	17	+
	18	+
	19	+=== 1.1.1  Installation ===
	20	+
	21	+
14	14	(% class="box infomessage" %)
15	15	(((
16	16	Reference Instruction from this link:  [[https:~~/~~/github.com/node-red/linux-installers>>https://github.com/node-red/linux-installers]]
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28	28	[[image:image-20220526161103-2.png]]
29	29
30	30
31		-=== If you want to start Node-RED as a background process ===
	39	+=== 1.1.2  If you want to start Node-RED as a background process ===
32	32
	41	+
33	33	Type in the command line interface  nohup node-red &
34	34
35	35	It will prompt after startup
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42	42
43	43	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
44	44
45		-== Install in Dragino Gataway ==
46	46
47	47
48		-= Use Node-RED =
	56	+== 1.2  Install in Dragino Gataway ==
49	49
50		-== Login to Node-RED interface ==
51	51
	59	+
	60	+= 2.  Use Node-RED =
	61	+
	62	+
	63	+== 2.1  Login to Node-RED interface ==
	64	+
	65	+
52	52	Enter your public IP address followed by the port number 1880
53	53
54	54	example：[[http:~~/~~/xxx.xx.xx.xx:1880/>>http://119.91.62.30:1880/]]
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56	56	[[image:image-20220519104115-4.png||height="352" width="969"]]
57	57
58	58
59		-== Add flow ==
60	60
	74	+== 2.2  Add flow ==
	75	+
	76	+
61	61	Take NBSN95 mod1 UDP protocol as an example
62	62
63	63	After logging into the interface click '+' to create a flow
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105	105
106	106	[[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"]]
107	107
108		-=== About function ===
109	109
	125	+
	126	+=== 2.2.1  About function ===
	127	+
	128	+
110	110	If you are familiar with JS code, you can write it yourself
111	111	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
112	112
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113	113	[[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"]]
114	114
115	115
116		-== Plot Chart for sensors ==
117	117
	136	+== 2.3  Plot Chart for sensors ==
	137	+
	138	+
118	118	If you need data visualization, please refer to the following
119	119
	141	+
120	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	121
122	122	~1. Click Install
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129	129
130	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	131
132		-=== the line chart as an example ===
133	133
	155	+
	156	+=== 2.3.1  the line chart as an example ===
	157	+
	158	+
134	134	Drag the line chart to the editing area
135	135
136	136	Just drag and drop as many as you need, or you can copy
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147	147
148	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	149
150		-=== the chart settings ===
151	151
	176	+
	177	+=== 2.3.2  the chart settings ===
	178	+
	179	+
152	152	Double-click while setting up the node as above
153	153
154	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"]]
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183	183
184	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	185
186		-== Store Value ==
187	187
	215	+
	216	+== 2.4  Store Value ==
	217	+
	218	+
188	188	Regarding storage, we recommend two ways
189	189
190		-=== 1.Generate txt document directly ===
191	191
	222	+
	223	+=== 2.4.1  1.Generate txt document directly ===
	224	+
192	192	Sample JSON file:链接转到示例JSON文件[[image:image-20220713102658-1.png]]
193	193
194		-=== 2.Use sqlite database ===
195	195
196		-==== 1.Install SQLite ====
197	197
	229	+=== 2.4.2  2.Use sqlite database ===
	230	+
	231	+
	232	+==== **1.  Install SQLite** ====
	233	+
	234	+
198	198	[[image:image-20220713111030-2.png]]
199	199
200		-==== 2.After the installation is successful, the nodes in the picture will appear ====
201	201
	238	+
	239	+==== **2.  After the installation is successful, the nodes in the picture will appear** ====
	240	+
	241	+
202	202	[[image:image-20220713111200-3.png]]
203	203
204		-==== 3.Import sample flow ====
205	205
206	206
207		-== Email Notification ==
	246	+==== **3.  Import sample flow** ====
208	208
209	209
210		-= Input Flow =
	249	+== 2.5  Email Notification ==
211	211
	251	+
	252	+
	253	+= 3.  Input Flow =
	254	+
	255	+
212	212	Directly import JSON files to generate flow
213	213
214	214	Download the required JSON file through this link: 提供一个链接