Wiki source code of LA66 USB LoRaWAN Adapter User Manual

Version 158.1 by Bei Jinggeng on 2022/12/10 14:13

version	line-number	content
134.2	1
87.2	2
87.13	3	Table of Contents:
	4
1.1	5	{{toc/}}
	6
	7
6.1	8
87.2	9
	10
146.5	11	= 1. LA66 USB LoRaWAN Adapter =
87.2	12
	13
146.5	14	== 1.1 Overview ==
88.2	15
100.2	16
93.1	17	[[image:image-20220715001142-3.png\|\|height="145" width="220"]]
	18
100.3	19
100.5	20	(((
91.1	21	(% style="color:blue" %)LA66 USB LoRaWAN Adapter(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
100.5	22	)))
52.1	23
100.5	24	(((
101.4	25	(% style="color:blue" %)LA66(%%) is a ready-to-use module that includes the (% style="color:blue" %)LoRaWAN v1.0.3 protocol(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
100.5	26	)))
73.1	27
100.5	28	(((
90.1	29	Each LA66 module includes a (% style="color:blue" %)world-unique OTAA key(%%) for LoRaWAN registration.
100.5	30	)))
90.1	31
100.5	32	(((
90.1	33	Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)open-source peer-to-peer LoRa Protocol(%%) for the none-LoRaWAN application.
100.5	34	)))
90.1	35
100.5	36	(((
90.1	37	LA66 is equipped with (% style="color:blue" %)TCXO crystal(%%) which ensures the module can achieve stable performance in extreme temperatures.
100.5	38	)))
90.1	39
	40
100.3	41
146.5	42	== 1.2 Features ==
73.1	43
137.6	44
73.1	45	* LoRaWAN USB adapter base on LA66 LoRaWAN module
	46	* Ultra-long RF range
	47	* Support LoRaWAN v1.0.4 protocol
	48	* Support peer-to-peer protocol
	49	* TCXO crystal to ensure RF performance on low temperature
	50	* Spring RF antenna
	51	* Available in different frequency LoRaWAN frequency bands.
	52	* World-wide unique OTAA keys.
	53	* AT Command via UART-TTL interface
	54	* Firmware upgradable via UART interface
93.3	55	* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
73.1	56
157.2	57
146.5	58	== 1.3 Specification ==
	59
	60
73.1	61	* CPU: 32-bit 48 MHz
	62	* Flash: 256KB
	63	* RAM: 64KB
	64	* Input Power Range: 5v
	65	* Frequency Range: 150 MHz ~~ 960 MHz
	66	* Maximum Power +22 dBm constant RF output
	67	* High sensitivity: -148 dBm
	68	* Temperature:
	69	** Storage: -55 ~~ +125℃
	70	** Operating: -40 ~~ +85℃
	71	* Humidity:
	72	** Storage: 5 ~~ 95% (Non-Condensing)
	73	** Operating: 10 ~~ 95% (Non-Condensing)
	74	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	75	* LoRa Rx current: <9 mA
	76
157.2	77
146.5	78	== 1.4 Pin Mapping & LED ==
	79
149.7	80
143.1	81	[[image:image-20220813183239-3.png\|\|height="526" width="662"]]
7.1	82
87.3	83
	84
146.5	85	== 1.5 Example: Send & Get Messages via LoRaWAN in PC ==
87.3	86
146.5	87
100.5	88	(((
78.2	89	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
100.5	90	)))
58.1	91
	92
157.2	93	(% style="color:blue" %)1. Connect the LA66 USB LoRaWAN adapter to PC
87.3	94
	95
106.1	96	[[image:image-20220723100027-1.png]]
78.2	97
87.3	98
58.1	99	Open the serial port tool
	100
	101	[[image:image-20220602161617-8.png]]
	102
157.2	103
78.2	104	[[image:image-20220602161718-9.png\|\|height="457" width="800"]]
58.1	105
	106
	107
157.2	108	(% style="color:blue" %)2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
87.3	109
149.7	110
78.2	111	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
58.1	112
87.3	113
78.2	114	[[image:image-20220602161935-10.png\|\|height="498" width="800"]]
58.1	115
78.2	116
	117
157.2	118	(% style="color:blue" %)3. See Uplink Command
78.2	119
149.7	120
87.3	121	Command format: (% style="color:#4472c4" %) AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	122
58.1	123	example: AT+SENDB=01,02,8,05820802581ea0a5
	124
78.2	125	[[image:image-20220602162157-11.png\|\|height="497" width="800"]]
58.1	126
	127
	128
157.2	129	(% style="color:blue" %)4. Check to see if TTN received the message
87.3	130
78.2	131
149.2	132	[[image:image-20220817093644-1.png]]
78.2	133
149.2	134
	135
154.1	136	== 1.6 Example: How to join helium ==
	137
	138
157.2	139
	140	(% style="color:blue" %)1. Create a new device.
	141
	142
154.1	143	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1\|\|alt="image-20220907165500-1.png"]]
	144
	145
	146
157.2	147	(% style="color:blue" %)2. Save the device after filling in the necessary information.
	148
	149
154.1	150	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1\|\|alt="image-20220907165837-2.png" height="375" width="809"]]
	151
	152
157.2	153
154.1	154	(% style="color:blue" %)3. Use AT commands.
	155
157.2	156
154.1	157	[[image:image-20220909151441-1.jpeg\|\|height="695" width="521"]]
	158
	159
	160
157.2	161	(% style="color:blue" %)4. Use the serial port tool
	162
	163
154.1	164	[[image:image-20220909151517-2.png\|\|height="543" width="708"]]
	165
	166
	167
157.2	168	(% style="color:blue" %)5. Use command AT+CFG to get device configuration
	169
	170
154.1	171	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1\|\|alt="image-20220907170308-3.png" height="556" width="617"]]
	172
	173
157.2	174
154.1	175	(% style="color:blue" %)6. Network successfully.
	176
157.2	177
154.1	178	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1\|\|alt="image-20220907170436-4.png"]]
	179
	180
157.2	181
154.1	182	(% style="color:blue" %)7. Send uplink using command
	183
	184
157.2	185	[[image:image-20220912085244-1.png]]
	186
	187
	188	[[image:image-20220912085307-2.png]]
	189
	190
	191
154.1	192	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1\|\|alt="image-20220907170744-6.png" height="242" width="798"]]
	193
	194
157.2	195
155.1	196	== 1.7 Example: Send PC's CPU/RAM usage to TTN via python ==
81.1	197
87.3	198
87.1	199	Use python as an example：[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_WindosPC.py]]
81.1	200
106.1	201	(Raspberry Pi example: [[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
81.1	202
149.6	203
87.3	204	(% style="color:red" %)Preconditions:
81.1	205
87.3	206	(% style="color:red" %)1. LA66 USB LoRaWAN Adapter works fine
81.1	207
87.3	208	(% style="color:red" %)2. LA66 USB LoRaWAN Adapter is registered with TTN
81.1	209
	210
	211
87.3	212	(% style="color:blue" %)Steps for usage:
	213
	214	(% style="color:blue" %)1.(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	215
158.1	216	(% style="color:blue" %)2.(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
87.3	217
158.1	218	(% style="color:blue" %)3.(%%) Run the python script in PC and see the TTN
149.6	219
158.1	220
81.1	221	[[image:image-20220602115852-3.png\|\|height="450" width="1187"]]
	222
	223
	224
155.1	225	== 1.8 Example: Send & Get Messages via LoRaWAN in RPi ==
11.1	226
87.4	227
79.1	228	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
12.1	229
79.1	230
157.2	231	(% style="color:blue" %)1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
87.4	232
149.6	233
106.1	234	[[image:image-20220723100439-2.png]]
43.1	235
52.1	236
	237
157.2	238	(% style="color:blue" %)2. Install Minicom in RPi.
87.4	239
149.6	240
79.1	241	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
52.1	242
87.4	243	(% style="background-color:yellow" %)apt update
52.1	244
87.4	245	(% style="background-color:yellow" %)apt install minicom
52.1	246
	247
79.1	248	Use minicom to connect to the RPI's terminal
52.1	249
79.1	250	[[image:image-20220602153146-3.png\|\|height="439" width="500"]]
52.1	251
	252
87.4	253
157.2	254	(% style="color:blue" %)3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
8.1	255
149.6	256
87.11	257	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	258
	259
79.1	260	[[image:image-20220602154928-5.png\|\|height="436" width="500"]]
46.1	261
	262
	263
157.2	264	(% style="color:blue" %)4. Send Uplink message
46.1	265
149.6	266
87.5	267	Format: (% style="color:#4472c4" %)AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
87.4	268
79.1	269	example: AT+SENDB=01,02,8,05820802581ea0a5
46.1	270
87.4	271
79.1	272	[[image:image-20220602160339-6.png\|\|height="517" width="600"]]
	273
87.4	274
	275
79.1	276	Check to see if TTN received the message
	277
157.2	278
79.1	279	[[image:image-20220602160627-7.png\|\|height="369" width="800"]]
	280
	281
	282
155.1	283	== 1.9 Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
11.1	284
134.2	285
155.1	286	=== 1.9.1 Hardware and Software Connection ===
13.1	287
134.2	288
146.5	289
134.2	290	==== (% style="color:blue" %)Overview：(%%) ====
	291
	292
134.9	293	(((
139.2	294	DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
106.1	295
139.2	296	* Send real-time location information of mobile phone to LoRaWAN network.
	297	* Check LoRaWAN network signal strengh.
	298	* Manually send messages to LoRaWAN network.
134.9	299	)))
111.1	300
106.1	301
134.2	302
146.5	303
157.2	304
139.2	305	==== (% style="color:blue" %)Hardware Connection:(%%) ====
134.2	306
149.6	307
139.2	308	A USB to Type-C adapter is needed to connect to a Mobile phone.
134.2	309
139.2	310	Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
106.1	311
139.2	312	[[image:image-20220813174353-2.png\|\|height="360" width="313"]]
106.1	313
	314
146.5	315
157.2	316
139.2	317	==== (% style="color:blue" %)Download and Install App:(%%) ====
134.2	318
149.6	319
139.2	320	[[(% id="cke_bm_895007S" style="display:none" %) (%%)Download Link for Android apk >>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]. (Android Version Only)
	321
157.2	322
139.2	323	[[image:image-20220813173738-1.png]]
	324
	325
146.5	326
157.2	327
134.2	328	==== (% style="color:blue" %)Use of APP:(%%) ====
	329
149.6	330
110.1	331	Function and page introduction
	332
149.6	333
139.2	334	[[image:image-20220723113448-7.png\|\|height="995" width="450"]]
110.1	335
157.2	336
139.2	337	Block Explain:
134.9	338
139.2	339	1. Display LA66 USB LoRaWAN Module connection status
110.1	340
139.2	341	2. Check and reconnect
110.1	342
139.2	343	3. Turn send timestamps on or off
110.1	344
139.2	345	4. Display LoRaWan connection status
110.1	346
139.2	347	5. Check LoRaWan connection status
110.1	348
139.2	349	6. The RSSI value of the node when the ACK is received
110.1	350
139.2	351	7. Node's Signal Strength Icon
110.1	352
139.2	353	8. Configure Location Uplink Interval
110.1	354
139.2	355	9. AT command input box
110.1	356
139.2	357	10. Send Button: Send input box info to LA66 USB Adapter
110.1	358
139.2	359	11. Output Log from LA66 USB adapter
110.1	360
139.2	361	12. clear log button
110.1	362
139.2	363	13. exit button
110.1	364
134.2	365
149.6	366
106.1	367	LA66 USB LoRaWAN Module not connected
	368
149.6	369
139.2	370	[[image:image-20220723110520-5.png\|\|height="677" width="508"]]
106.1	371
134.2	372
	373
110.1	374	Connect LA66 USB LoRaWAN Module
106.1	375
157.2	376
139.2	377	[[image:image-20220723110626-6.png\|\|height="681" width="511"]]
110.1	378
134.2	379
	380
157.2	381
155.1	382	=== 1.9.2 Send data to TTNv3 and plot location info in Node-Red ===
111.1	383
	384
134.8	385	(% style="color:blue" %)1. Register LA66 USB LoRaWAN Module to TTNV3
134.2	386
149.6	387
113.1	388	[[image:image-20220723134549-8.png]]
	389
	390
134.2	391
134.8	392	(% style="color:blue" %)2. Open Node-RED,And import the JSON file to generate the flow
134.2	393
149.6	394
139.2	395	Sample JSON file please go to [[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]] to download.
117.1	396
139.2	397	For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
113.1	398
139.2	399	After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
117.1	400
151.1	401	LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
139.2	402
151.1	403
139.2	404	Example output in NodeRed is as below:
	405
117.1	406	[[image:image-20220723144339-1.png]]
	407
134.2	408
	409
155.1	410	== 1.10 Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
73.1	411
134.2	412
157.2	413	The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
73.1	414
157.2	415	Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect).
73.1	416
149.4	417
119.1	418	[[image:image-20220723150132-2.png]]
73.1	419
119.1	420
134.2	421
146.5	422	= 2. FAQ =
73.1	423
87.4	424
157.4	425	== 2.1 How to Compile Source Code for LA66? ==
137.2	426
	427
146.4	428	Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
137.2	429
	430
	431
157.3	432	== 2.2 Where to find Peer-to-Peer firmware of LA66? ==
	433
	434
	435	Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
	436
	437
	438
146.5	439	= 3. Order Info =
137.2	440
	441
146.5	442	Part Number: (% style="color:blue" %)LA66-USB-LoRaWAN-Adapter-XXX
87.4	443
	444
87.5	445	(% style="color:blue" %)XXX(%%): The default frequency band
86.1	446
87.5	447	* (% style="color:red" %)AS923(%%): LoRaWAN AS923 band
	448	* (% style="color:red" %)AU915(%%): LoRaWAN AU915 band
	449	* (% style="color:red" %)EU433(%%): LoRaWAN EU433 band
	450	* (% style="color:red" %)EU868(%%): LoRaWAN EU868 band
	451	* (% style="color:red" %)KR920(%%): LoRaWAN KR920 band
	452	* (% style="color:red" %)US915(%%): LoRaWAN US915 band
	453	* (% style="color:red" %)IN865(%%): LoRaWAN IN865 band
	454	* (% style="color:red" %)CN470(%%): LoRaWAN CN470 band
	455	* (% style="color:red" %)PP(%%): Peer to Peer LoRa Protocol
73.1	456
157.2	457
146.5	458	= 4. Reference =
	459
	460
	461	* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
150.1	462	* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
149.6	463
157.5	464
	465	= 5. FCC Statement =
	466
	467
	468	(% style="color:red" %)FCC Caution:
	469
	470	Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	471
	472	This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
	473
	474
	475	(% style="color:red" %)IMPORTANT NOTE:
	476
	477	(% style="color:red" %)Note:(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
	478
	479	—Reorient or relocate the receiving antenna.
	480
	481	—Increase the separation between the equipment and receiver.
	482
	483	—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	484
	485	—Consult the dealer or an experienced radio/TV technician for help.
	486
	487
	488	(% style="color:red" %)FCC Radiation Exposure Statement:
	489
	490	This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.

Wiki source code of LA66 USB LoRaWAN Adapter User Manual

Applications

Navigation