Wiki source code of LA66 USB LoRaWAN Adapter User Manual

Version 154.1 by Bei Jinggeng on 2022/09/09 15:19

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134.2	1
87.2	2
87.13	3	Table of Contents:
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1.1	5	{{toc/}}
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6.1	8
87.2	9
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146.5	11	= 1. LA66 USB LoRaWAN Adapter =
87.2	12
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146.5	14	== 1.1 Overview ==
88.2	15
100.2	16
93.1	17	[[image:image-20220715001142-3.png\|\|height="145" width="220"]]
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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
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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
146.5	57	== 1.3 Specification ==
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	59
73.1	60	* CPU: 32-bit 48 MHz
	61	* Flash: 256KB
	62	* RAM: 64KB
	63	* Input Power Range: 5v
	64	* Frequency Range: 150 MHz ~~ 960 MHz
	65	* Maximum Power +22 dBm constant RF output
	66	* High sensitivity: -148 dBm
	67	* Temperature:
	68	** Storage: -55 ~~ +125℃
	69	** Operating: -40 ~~ +85℃
	70	* Humidity:
	71	** Storage: 5 ~~ 95% (Non-Condensing)
	72	** Operating: 10 ~~ 95% (Non-Condensing)
	73	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	74	* LoRa Rx current: <9 mA
	75
146.5	76	== 1.4 Pin Mapping & LED ==
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149.7	78
143.1	79	[[image:image-20220813183239-3.png\|\|height="526" width="662"]]
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87.3	81
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146.5	83	== 1.5 Example: Send & Get Messages via LoRaWAN in PC ==
87.3	84
146.5	85
100.5	86	(((
78.2	87	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
100.5	88	)))
58.1	89
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87.3	91	(% style="color:blue" %)1. Connect the LA66 USB LoRaWAN adapter to PC
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106.1	94	[[image:image-20220723100027-1.png]]
78.2	95
87.3	96
58.1	97	Open the serial port tool
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	99	[[image:image-20220602161617-8.png]]
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78.2	101	[[image:image-20220602161718-9.png\|\|height="457" width="800"]]
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87.3	105	(% style="color:blue" %)2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
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149.7	107
78.2	108	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
58.1	109
87.3	110
78.2	111	[[image:image-20220602161935-10.png\|\|height="498" width="800"]]
58.1	112
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87.3	115	(% style="color:blue" %)3. See Uplink Command
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149.7	117
87.3	118	Command format: (% style="color:#4472c4" %) AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	119
58.1	120	example: AT+SENDB=01,02,8,05820802581ea0a5
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78.2	122	[[image:image-20220602162157-11.png\|\|height="497" width="800"]]
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87.3	126	(% style="color:blue" %)4. Check to see if TTN received the message
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78.2	128
149.2	129	[[image:image-20220817093644-1.png]]
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149.2	131
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154.1	133	== 1.6 Example: How to join helium ==
	134
	135	(% style="color:blue" %)1. Create a new device.
	136
	137	[[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"]]
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	140	(% style="color:blue" %)2. Save the device after filling in the necessary information.
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	142	[[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"]]
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	145	(% style="color:blue" %)3. Use AT commands.
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	147	[[image:image-20220909151441-1.jpeg\|\|height="695" width="521"]]
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	150	(% style="color:blue" %)4.. Use the serial port tool
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	152	[[image:image-20220909151517-2.png\|\|height="543" width="708"]]
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	155	(% style="color:blue" %)5.Use command AT+CFG to get device configuration
	156
	157	[[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"]]
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	160	(% style="color:blue" %)6. Network successfully.
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	162	[[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"]]
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	165	(% style="color:blue" %)7. Send uplink using command
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	167	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170659-5.png?rev=1.1\|\|alt="image-20220907170659-5.png"]]
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	169	[[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"]]
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146.5	172	== 1.6 Example: Send PC's CPU/RAM usage to TTN via python ==
81.1	173
87.3	174
87.1	175	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	176
106.1	177	(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]])
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87.3	180	(% style="color:red" %)Preconditions:
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87.3	182	(% style="color:red" %)1. LA66 USB LoRaWAN Adapter works fine
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87.3	184	(% style="color:red" %)2. LA66 USB LoRaWAN Adapter is registered with TTN
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87.3	188	(% style="color:blue" %)Steps for usage:
	189
	190	(% style="color:blue" %)1.(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
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	192	(% style="color:blue" %)2.(%%) Run the python script in PC and see the TTN
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149.6	194
81.1	195	[[image:image-20220602115852-3.png\|\|height="450" width="1187"]]
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146.5	199	== 1.7 Example: Send & Get Messages via LoRaWAN in RPi ==
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87.4	201
79.1	202	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
12.1	203
79.1	204
87.5	205	(% style="color:blue" %)1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
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149.6	207
106.1	208	[[image:image-20220723100439-2.png]]
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87.4	212	(% style="color:blue" %)2. Install Minicom in RPi.
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79.1	215	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
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87.4	217	(% style="background-color:yellow" %)apt update
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87.4	219	(% style="background-color:yellow" %)apt install minicom
52.1	220
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79.1	222	Use minicom to connect to the RPI's terminal
52.1	223
79.1	224	[[image:image-20220602153146-3.png\|\|height="439" width="500"]]
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87.4	227
87.11	228	(% style="color:blue" %)3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
8.1	229
149.6	230
87.11	231	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
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79.1	234	[[image:image-20220602154928-5.png\|\|height="436" width="500"]]
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87.4	238	(% style="color:blue" %)4. Send Uplink message
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87.5	241	Format: (% style="color:#4472c4" %)AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
87.4	242
79.1	243	example: AT+SENDB=01,02,8,05820802581ea0a5
46.1	244
87.4	245
79.1	246	[[image:image-20220602160339-6.png\|\|height="517" width="600"]]
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79.1	250	Check to see if TTN received the message
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	252	[[image:image-20220602160627-7.png\|\|height="369" width="800"]]
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146.5	256	== 1.8 Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
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134.2	258
146.5	259	=== 1.8.1 Hardware and Software Connection ===
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134.2	261
146.5	262
134.2	263	==== (% style="color:blue" %)Overview：(%%) ====
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134.9	266	(((
139.2	267	DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
106.1	268
139.2	269	* Send real-time location information of mobile phone to LoRaWAN network.
	270	* Check LoRaWAN network signal strengh.
	271	* Manually send messages to LoRaWAN network.
134.9	272	)))
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134.2	275
146.5	276
139.2	277	==== (% style="color:blue" %)Hardware Connection:(%%) ====
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139.2	280	A USB to Type-C adapter is needed to connect to a Mobile phone.
134.2	281
139.2	282	Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
106.1	283
139.2	284	[[image:image-20220813174353-2.png\|\|height="360" width="313"]]
106.1	285
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146.5	287
139.2	288	==== (% style="color:blue" %)Download and Install App:(%%) ====
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139.2	291	[[(% 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)
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	293	[[image:image-20220813173738-1.png]]
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146.5	296
134.2	297	==== (% style="color:blue" %)Use of APP:(%%) ====
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149.6	299
110.1	300	Function and page introduction
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149.6	302
139.2	303	[[image:image-20220723113448-7.png\|\|height="995" width="450"]]
110.1	304
139.2	305	Block Explain:
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139.2	307	1. Display LA66 USB LoRaWAN Module connection status
110.1	308
139.2	309	2. Check and reconnect
110.1	310
139.2	311	3. Turn send timestamps on or off
110.1	312
139.2	313	4. Display LoRaWan connection status
110.1	314
139.2	315	5. Check LoRaWan connection status
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139.2	317	6. The RSSI value of the node when the ACK is received
110.1	318
139.2	319	7. Node's Signal Strength Icon
110.1	320
139.2	321	8. Configure Location Uplink Interval
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139.2	323	9. AT command input box
110.1	324
139.2	325	10. Send Button: Send input box info to LA66 USB Adapter
110.1	326
139.2	327	11. Output Log from LA66 USB adapter
110.1	328
139.2	329	12. clear log button
110.1	330
139.2	331	13. exit button
110.1	332
134.2	333
149.6	334
106.1	335	LA66 USB LoRaWAN Module not connected
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149.6	337
139.2	338	[[image:image-20220723110520-5.png\|\|height="677" width="508"]]
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110.1	342	Connect LA66 USB LoRaWAN Module
106.1	343
139.2	344	[[image:image-20220723110626-6.png\|\|height="681" width="511"]]
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134.2	346
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148.3	348	=== 1.8.2 Send data to TTNv3 and plot location info in Node-Red ===
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134.8	351	(% style="color:blue" %)1. Register LA66 USB LoRaWAN Module to TTNV3
134.2	352
149.6	353
113.1	354	[[image:image-20220723134549-8.png]]
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134.2	357
134.8	358	(% style="color:blue" %)2. Open Node-RED,And import the JSON file to generate the flow
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139.2	361	Sample JSON file please go to [[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]] to download.
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139.2	363	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	364
139.2	365	After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
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151.1	367	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]]
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139.2	370	Example output in NodeRed is as below:
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117.1	372	[[image:image-20220723144339-1.png]]
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146.5	376	== 1.9 Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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134.2	378
134.1	379	The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
73.1	380
119.1	381	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)
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149.4	383
119.1	384	[[image:image-20220723150132-2.png]]
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134.2	387
146.5	388	= 2. FAQ =
73.1	389
87.4	390
146.5	391	== 2.1 How to Compile Source Code for LA66? ==
137.2	392
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146.4	394	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]]
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146.5	398	= 3. Order Info =
137.2	399
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146.5	401	Part Number: (% style="color:blue" %)LA66-USB-LoRaWAN-Adapter-XXX
87.4	402
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87.5	404	(% style="color:blue" %)XXX(%%): The default frequency band
86.1	405
87.5	406	* (% style="color:red" %)AS923(%%): LoRaWAN AS923 band
	407	* (% style="color:red" %)AU915(%%): LoRaWAN AU915 band
	408	* (% style="color:red" %)EU433(%%): LoRaWAN EU433 band
	409	* (% style="color:red" %)EU868(%%): LoRaWAN EU868 band
	410	* (% style="color:red" %)KR920(%%): LoRaWAN KR920 band
	411	* (% style="color:red" %)US915(%%): LoRaWAN US915 band
	412	* (% style="color:red" %)IN865(%%): LoRaWAN IN865 band
	413	* (% style="color:red" %)CN470(%%): LoRaWAN CN470 band
	414	* (% style="color:red" %)PP(%%): Peer to Peer LoRa Protocol
73.1	415
146.5	416	= 4. Reference =
	417
	418
	419	* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
150.1	420	* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
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Wiki source code of LA66 USB LoRaWAN Adapter User Manual

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