Wiki source code of Node-RED_Install and Use

Last modified by Herong Lu on 2024/03/05 08:37

version	line-number	content
14.1	1	(% class="wikigeneratedid" id="HEndDeviceFrequencyBand" %)
37.2	2	Table of Contents：
13.1	3
14.1	4	{{toc/}}
	5
2.1	6
37.2	7
	8
59.3	9	= 1. Installation =
37.2	10
	11
21.1	12	Check installation instruction for different OS from this link: [[https:~~/~~/nodered.org/docs/getting-started/>>https://nodered.org/docs/getting-started/]]
2.1	13
	14
59.3	15	== 1.1 Install Example for CENTOS ==
37.2	16
59.3	17	=== 1.1.1 Installation ===
37.2	18
	19
11.1	20	(% class="box infomessage" %)
	21	(((
21.1	22	Reference Instruction from this link: [[https:~~/~~/github.com/node-red/linux-installers>>https://github.com/node-red/linux-installers]]
	23	Run below commands and wait for installation complete.
11.1	24	)))
9.1	25
32.2	26	[[image:image-20220526161040-1.png]]
9.1	27
	28
37.4	29	(% style="color:blue" %)Verify if the installation was successful
9.1	30
37.4	31	Type in the command line interface (% style="color:red" %)node-red(%%)(% style="color:red" %)
	32
21.1	33	The following information appears to prove that the installation has been successful
9.1	34
32.2	35	[[image:image-20220526161103-2.png]]
9.1	36
	37
59.3	38	=== 1.1.2 If you want to start Node-RED as a background process ===
9.1	39
37.2	40
37.4	41	Type in the command line interface (% style="color:red" %)nohup node-red &
9.1	42
21.1	43	It will prompt after startup
9.1	44
	45	[[image:image-20220519104601-5.png]]
	46
41.2	47	After seeing the above information, press enter.
9.1	48
41.2	49	Type in the command line exit.
9.1	50
41.2	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.
12.1	52
	53
59.3	54	== 1.2 Install in Dragino Gataway ==
15.1	55
39.2	56
41.1	57	The below models from Dragino already have Node-Red installed by default. Users no need to install it by themselves.
12.1	58
41.1	59	* [[LPS8v2 Indoor LoRaWAN Gateway. >>https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]]
37.2	60
41.1	61	Other gateway model doesn't support built-in Node-Red server.
39.2	62
41.1	63
59.3	64	= 2. General Use of Node-RED =
37.2	65
	66
40.1	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
59.3	70	== 2.1 Login to Node-RED interface ==
37.2	71
	72
21.1	73	Enter your public IP address followed by the port number 1880
12.1	74
21.1	75	example：[[http:~~/~~/xxx.xx.xx.xx:1880/>>http://119.91.62.30:1880/]]
12.1	76
38.1	77	[[image:image-20220519104115-4.png\|\|height="280" width="768"]]
12.1	78
	79
59.3	80	== 2.2 Add flow ==
37.2	81
	82
21.1	83	Take NBSN95 mod1 UDP protocol as an example
16.1	84
37.5	85	After logging into the interface click (% style="color:red" %)"+" (%%)to create a flow
16.1	86
38.1	87	[[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="183" width="770"]]
16.1	88
37.5	89
21.1	90	Rename the stream
16.1	91
38.1	92	[[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="535" width="548"]]
16.1	93
39.2	94
38.1	95	[[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" height="461" width="753"]]
17.1	96
39.2	97
20.2	98	[[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"]]
17.1	99
21.1	100	Drag UDP into the editing area
17.1	101
37.5	102
20.2	103	[[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"]]
	104
37.5	105
21.1	106	The same method as above, drag and drop functions and debug into the editing area
20.2	107
38.1	108	[[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" height="442" width="776"]]
20.2	109
37.5	110
21.1	111	configure UDP in
20.2	112
38.1	113	[[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" height="332" width="767"]]
20.2	114
37.5	115
21.1	116	Write to the UDP port that the device node sends to the server
20.2	117
21.1	118	Example My UDP device node sends to server port 8585
	119	just write 8585
20.2	120
	121
37.5	122	(% style="color:red" %)Note: that the port that is already in use cannot be used. If the receiving fails, you need to check whether the port of the server is occupied. The sending port of the device node should not use the default port used by the server, such as a common port such as 8080.
	123
	124
21.1	125	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.
20.2	126
38.1	127	[[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" height="415" width="735"]]
20.2	128
37.5	129
38.1	130	[[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" height="348" width="779"]]
20.2	131
37.5	132
38.1	133	[[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" height="437" width="744"]]
20.2	134
37.5	135
38.1	136	[[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" height="229" width="777"]]
20.2	137
37.5	138
21.1	139	When the node successfully sends data, the effect shown in the following figure will appear
20.2	140
38.1	141	[[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" height="403" width="799"]]
20.2	142
	143
59.3	144	=== 2.2.1 About function ===
37.2	145
	146
21.1	147	If you are familiar with JS code, you can write it yourself
59.3	148	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.
20.2	149
38.1	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" height="478" width="789"]]
20.2	151
	152
59.3	153	== 2.3 Plot Chart for sensors ==
37.2	154
	155
25.1	156	If you need data visualization, please refer to the following
20.2	157
25.1	158	[[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"]]
	159
37.6	160
41.2	161	(% style="color:blue" %)1. Click Install
25.1	162
41.2	163	(% style="color:blue" %)2. Search the dashboard
37.6	164
41.2	165	(% style="color:blue" %)3. Click Install
37.6	166
41.2	167
38.1	168	[[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" height="763" width="835"]]
25.1	169
37.7	170
25.1	171	After the installation is successful, nodered will show the following node icon
	172
	173	[[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"]]
	174
	175
59.3	176	=== 2.3.1 the line chart as an example ===
37.2	177
	178
25.1	179	Drag the line chart to the editing area
	180
	181	Just drag and drop as many as you need, or you can copy
	182
	183	The demo uses 3 kinds. Voltage, temperature, humidity
	184
38.1	185	[[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" height="242" width="743"]]
25.1	186
37.7	187
25.1	188	double click function
	189
38.1	190	[[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" height="549" width="749"]]
25.1	191
37.7	192
25.1	193	Adjusted to 3, because we need to display 3 charts
	194
38.1	195	[[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" height="418" width="755"]]
25.1	196
	197
59.3	198	=== 2.3.2 the chart settings ===
37.2	199
	200
25.1	201	Double-click while setting up the node as above
	202
37.7	203
38.1	204	[[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" height="703" width="729"]]
25.1	205
37.7	206
38.1	207	[[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" height="501" width="727"]]
25.1	208
37.7	209
38.1	210	[[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" height="554" width="722"]]
25.1	211
37.7	212
38.1	213	[[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" height="444" width="721"]]
25.1	214
37.7	215
38.1	216	[[image:image-20220525185746-2.png\|\|height="421" width="724"]]
25.1	217
37.7	218
38.1	219	[[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"]]
25.1	220
37.7	221
25.1	222	After the display interface is defined for the first time, subsequent charts can directly select the display interface
	223
38.1	224	[[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"]]
37.7	225
	226
	227
38.1	228	[[image:image-20220525190106-3.png\|\|height="575" width="724"]]
25.1	229
37.7	230
25.1	231	Connect graph nodes to functions with lines
	232
	233	Click to deploy
	234
38.1	235	[[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" height="256" width="726"]]
25.1	236
	237	Enter the server public IP + port 1880/ui
	238
	239	example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
	240
37.7	241
38.1	242	[[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" height="203" width="735"]]
25.1	243
39.2	244
25.1	245	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.
	246
20.2	247
59.3	248	== 2.4 Store Value ==
37.2	249
	250
37.8	251	Regarding storage, we recommend two ways.
20.2	252
36.1	253
59.3	254	=== 2.4.1 (% style="display:none" %) (%%)Method 1: Generate txt document directly ===
37.2	255
39.2	256
41.3	257	Sample JSON file: [[https:~~/~~/www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0>>https://www.dropbox.com/sh/mduw85jcuwsua22/AAAvwPhg9z6dLjJhmZjqBf_ma?dl=0]]
37.8	258
38.1	259	[[image:image-20220713102658-1.png\|\|height="346" width="728"]]
36.1	260
	261
59.3	262	=== 2.4.2 Method 2: Use sqlite database ===
37.2	263
	264
37.8	265	==== (% style="color:blue" %)1. Install SQLite(%%) ====
37.2	266
	267
38.1	268	[[image:image-20220713111030-2.png\|\|height="438" width="739"]]
36.1	269
	270
37.2	271
37.8	272	==== (% style="color:blue" %)2. After the installation is successful, the nodes in the picture will appear(%%) ====
37.2	273
	274
36.1	275	[[image:image-20220713111200-3.png]]
	276
	277
	278
37.8	279	==== (% style="color:blue" %)3. Import sample flow(%%) ====
20.2	280
39.2	281
39.1	282	Refer to the import example below to import the sqlite example flow
20.2	283
41.3	284	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]]
37.8	285
39.2	286
59.3	287	= 3. Import Input Flow for Dragino Sensors =
37.2	288
	289
40.1	290	Dragino provides input flow examples for the sensors.
27.1	291
40.1	292	User can download the required JSON file through [[Dragino Node-RED input flow template>>https://github.com/dragino/dragino-end-node-decoder]].
27.1	293
40.1	294	Take LHT65 as an example (Assume this node is already registered with TTN, MQTT protocol to connect)
28.1	295
27.1	296	[[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"]]
	297
	298	[[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"]]
	299
38.1	300	[[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" height="443" width="773"]]
27.1	301
38.1	302	[[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" height="568" width="768"]]
27.1	303
28.1	304	After the import is successful, change the MQTT in node to your TTN information
	305
38.1	306	[[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" height="643" width="772"]]
28.1	307
38.1	308	[[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" height="648" width="773"]]
28.1	309
39.2	310
	311
28.1	312	Configure information consistent with your TTN
	313
38.1	314	[[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" height="349" width="758"]]
28.1	315
38.1	316	[[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" height="376" width="758"]]
28.1	317
39.2	318
	319
28.1	320	API keys generated by the password for you
	321
38.1	322	[[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" height="370" width="759"]]
28.1	323
39.2	324
28.1	325	Topic modify it to the following format
	326
30.1	327	v3/(% style="color:red" %)Application ID(%%)@ttn/devices/(% style="color:red" %)End device ID(%%)/up
28.1	328
38.1	329	[[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" height="690" width="755"]]
28.1	330
	331	After the modification is completed, click Deploy
48.1	332
	333
59.2	334	= 4. Add Dragino node =
	335
	336
53.1	337	Please do not modify the code anywhere to avoid any exceptions
	338
	339	The prerequisite is to install the Dragino node and the sqlite node dashboard node
	340
	341	The echarts library is placed in the static file of node red
	342
56.1	343	Reference link: [[https:~~/~~/nodered.org/docs/user-guide/runtime/configuration>>]]
53.1	344
59.2	345	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]]
56.1	346
48.1	347
59.2	348	== 4.1 Installing Dragino nodes ==
	349
	350
48.1	351	[[image:image-20240104095739-1.png\|\|height="662" width="662"]]
	352
	353	[[image:image-20240104100026-2.png]]
	354
	355	[[image:image-20240104100109-3.png]]
	356
	357
59.3	358	== 4.2 Import General Flow ==
	359
	360
48.1	361	[[image:image-20240104100340-4.png]]
	362
	363	[[image:image-20240104100446-5.png\|\|height="407" width="885"]]
	364
53.1	365	Please refer to the previous chapters for MQTT settings and sqlite installation settings
	366
	367
59.3	368	== 4.3 Using flow ==
	369
	370
53.1	371	Just double-click on the drag ino decoder node and select it from the dropdown menu
	372
	373	Corresponding nodes are sufficient
	374
	375	[[image:image-20240104100928-6.png\|\|height="439" width="755"]]
	376
	377	Setting the template node
	378
	379	[[image:image-20240104101446-8.png]]
	380
	381	When multiple nodes are needed in the same process
	382
55.1	383	[[image:image-20240104103636-1.png]]
53.1	384
61.1	385	If using the NodeRed that comes with the Dragino gateway
55.1	386
61.1	387	Change to the following path
	388
	389	"/static/echarts.min.js"
	390
	391	[[image:image-20240110153029-1.png]]
	392
	393
53.1	394	After setting up, select deployment
	395
	396	[[image:image-20240104101346-7.png\|\|height="242" width="724"]]
59.1	397
	398	Enter the server public IP + port 1880/ui
	399
	400	example：[[http:~~/~~/xxx.xx.xx.xx:1880/ui>>url:http://119.91.62.30:1880/ui/#!/18?socketid=WY1MCE0RFEKHey8KAADj]]
	401
	402	You can see the UI display effect in the following picture
	403
59.3	404	[[image:image-20240104104931-2.png\|\|height="737" width="1131"]]
	405
62.1	406
	407	= 5. FAQ =
	408
	409	== 5.1 How to use Node-Red to schedule downlink to ChirpStack LoRaWAN Server? ==
	410
80.1	411	=== 5.1.1 Install node-red-node-base64 ===
	412
84.2	413
80.1	414	[[image:image-20240222154204-1.png\|\|height="456" width="983"]]
	415
	416	[[image:image-20240222154819-3.png\|\|height="469" width="990"]]
	417
	418
	419	=== 5.1.2 Import Example Flow ===
	420
84.2	421
80.1	422	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]]
	423
	424	[[image:image-20240222155121-4.png\|\|height="495" width="1017"]]
	425
	426	[[image:image-20240222155239-5.png\|\|height="497" width="1020"]]
	427
	428
	429	=== 5.1.3 Establish connection ===
	430
84.2	431
80.1	432	Setting up the server:
	433
	434	[[image:image-20240222160019-7.png\|\|height="413" width="955"]]
	435
	436	[[image:image-20240222160223-8.png\|\|height="416" width="956"]]
	437
	438	[[image:image-20240222160347-9.png\|\|height="426" width="963"]]
	439
	440	Change the theme to Application lD and DevEUl for ChirpStack:
	441
	442	[[image:image-20240222160712-10.png\|\|height="429" width="988"]]
	443
	444	[[image:image-20240222160735-11.png\|\|height="417" width="984"]]
	445
	446	[[image:image-20240222160842-12.png\|\|height="387" width="992"]]
	447
	448	And then，
	449
	450	[[image:image-20240222161010-13.png\|\|height="454" width="997"]]
	451
	452	[[image:image-20240222161147-14.png\|\|height="478" width="1002"]]
	453
	454	Connection established successfully：
	455
	456	[[image:image-20240222161252-15.png\|\|height="412" width="1001"]]
	457
	458
	459	=== 5.1.4 Input downlink command ===
	460
84.2	461
80.1	462	[[image:image-20240222161614-16.png\|\|height="465" width="997"]]
	463
	464	[[image:image-20240222161937-17.png\|\|height="472" width="997"]]
	465
	466
	467	Example action video:[[https:~~/~~/youtu.be/Lqm-k5nQ5eU>>https://youtu.be/Lqm-k5nQ5eU]]
	468
84.2	469
81.1	470	== 5.2 How to use Node-Red to schedule downlink to TTN-V3 LoRaWAN Server? ==
80.1	471
81.1	472	=== 5.2.1 Reference 5.1.1 Installing base64 nodes ===
	473
84.1	474	=== 5.2.2 Import Example Flow ===
81.1	475
84.2	476
86.1	477	Reference 5.1.2
81.1	478
83.1	479	Taking LT-222222-L as an example
	480
84.1	481	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]]
82.1	482
85.1	483	Please refer to this video for specific operation steps: [[https:~~/~~/youtu.be/kms679e4m_Y>>https://youtu.be/kms679e4m_Y]]
84.2	484
	485

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