Wiki source code of LA66 USB LoRaWAN Adapter User Manual

Version 157.3 by Xiaoling on 2022/09/26 14:38

version	line-number	content
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
157.2	57
	58
146.5	59	== 1.3 Specification ==
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73.1	62	* CPU: 32-bit 48 MHz
	63	* Flash: 256KB
	64	* RAM: 64KB
	65	* Input Power Range: 5v
	66	* Frequency Range: 150 MHz ~~ 960 MHz
	67	* Maximum Power +22 dBm constant RF output
	68	* High sensitivity: -148 dBm
	69	* Temperature:
	70	** Storage: -55 ~~ +125℃
	71	** Operating: -40 ~~ +85℃
	72	* Humidity:
	73	** Storage: 5 ~~ 95% (Non-Condensing)
	74	** Operating: 10 ~~ 95% (Non-Condensing)
	75	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	76	* LoRa Rx current: <9 mA
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157.2	78
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146.5	80	== 1.4 Pin Mapping & LED ==
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149.7	82
143.1	83	[[image:image-20220813183239-3.png\|\|height="526" width="662"]]
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87.3	85
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146.5	87	== 1.5 Example: Send & Get Messages via LoRaWAN in PC ==
87.3	88
146.5	89
100.5	90	(((
78.2	91	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
100.5	92	)))
58.1	93
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157.2	95	(% style="color:blue" %)1. Connect the LA66 USB LoRaWAN adapter to PC
87.3	96
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106.1	98	[[image:image-20220723100027-1.png]]
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87.3	100
58.1	101	Open the serial port tool
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	103	[[image:image-20220602161617-8.png]]
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157.2	105
78.2	106	[[image:image-20220602161718-9.png\|\|height="457" width="800"]]
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157.2	110	(% style="color:blue" %)2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
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149.7	112
78.2	113	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
58.1	114
87.3	115
78.2	116	[[image:image-20220602161935-10.png\|\|height="498" width="800"]]
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157.2	120	(% style="color:blue" %)3. See Uplink Command
78.2	121
149.7	122
87.3	123	Command format: (% style="color:#4472c4" %) AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
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58.1	125	example: AT+SENDB=01,02,8,05820802581ea0a5
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78.2	127	[[image:image-20220602162157-11.png\|\|height="497" width="800"]]
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157.2	131	(% style="color:blue" %)4. Check to see if TTN received the message
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78.2	133
149.2	134	[[image:image-20220817093644-1.png]]
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154.1	138	== 1.6 Example: How to join helium ==
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157.2	141
	142	(% style="color:blue" %)1. Create a new device.
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154.1	145	[[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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157.2	149	(% style="color:blue" %)2. Save the device after filling in the necessary information.
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154.1	152	[[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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154.1	156	(% style="color:blue" %)3. Use AT commands.
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154.1	159	[[image:image-20220909151441-1.jpeg\|\|height="695" width="521"]]
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157.2	163	(% style="color:blue" %)4. Use the serial port tool
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154.1	166	[[image:image-20220909151517-2.png\|\|height="543" width="708"]]
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157.2	170	(% style="color:blue" %)5. Use command AT+CFG to get device configuration
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154.1	173	[[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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154.1	177	(% style="color:blue" %)6. Network successfully.
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157.2	179
154.1	180	[[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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154.1	184	(% style="color:blue" %)7. Send uplink using command
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157.2	187	[[image:image-20220912085244-1.png]]
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	190	[[image:image-20220912085307-2.png]]
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154.1	194	[[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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157.2	197
155.1	198	== 1.7 Example: Send PC's CPU/RAM usage to TTN via python ==
81.1	199
87.3	200
87.1	201	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	202
106.1	203	(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	206	(% style="color:red" %)Preconditions:
81.1	207
87.3	208	(% style="color:red" %)1. LA66 USB LoRaWAN Adapter works fine
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87.3	210	(% style="color:red" %)2. LA66 USB LoRaWAN Adapter is registered with TTN
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87.3	214	(% style="color:blue" %)Steps for usage:
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	216	(% style="color:blue" %)1.(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
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	218	(% style="color:blue" %)2.(%%) Run the python script in PC and see the TTN
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149.6	220
81.1	221	[[image:image-20220602115852-3.png\|\|height="450" width="1187"]]
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155.1	225	== 1.8 Example: Send & Get Messages via LoRaWAN in RPi ==
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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
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149.6	233
106.1	234	[[image:image-20220723100439-2.png]]
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157.2	238	(% style="color:blue" %)2. Install Minicom in RPi.
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79.1	241	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
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87.4	243	(% style="background-color:yellow" %)apt update
52.1	244
87.4	245	(% style="background-color:yellow" %)apt install minicom
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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"]]
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87.4	253
157.2	254	(% style="color:blue" %)3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
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149.6	256
87.11	257	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
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79.1	260	[[image:image-20220602154928-5.png\|\|height="436" width="500"]]
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157.2	264	(% style="color:blue" %)4. Send Uplink message
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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
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87.4	271
79.1	272	[[image:image-20220602160339-6.png\|\|height="517" width="600"]]
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79.1	276	Check to see if TTN received the message
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157.2	278
79.1	279	[[image:image-20220602160627-7.png\|\|height="369" width="800"]]
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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 ===
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134.2	288
146.5	289
134.2	290	==== (% style="color:blue" %)Overview：(%%) ====
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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	)))
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106.1	301
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157.2	304
139.2	305	==== (% style="color:blue" %)Hardware Connection:(%%) ====
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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"]]
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157.2	316
139.2	317	==== (% style="color:blue" %)Download and Install App:(%%) ====
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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)
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157.2	322
139.2	323	[[image:image-20220813173738-1.png]]
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157.2	327
134.2	328	==== (% style="color:blue" %)Use of APP:(%%) ====
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149.6	330
110.1	331	Function and page introduction
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149.6	333
139.2	334	[[image:image-20220723113448-7.png\|\|height="995" width="450"]]
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139.2	337	Block Explain:
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139.2	339	1. Display LA66 USB LoRaWAN Module connection status
110.1	340
139.2	341	2. Check and reconnect
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139.2	343	3. Turn send timestamps on or off
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139.2	345	4. Display LoRaWan connection status
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139.2	347	5. Check LoRaWan connection status
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139.2	349	6. The RSSI value of the node when the ACK is received
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139.2	351	7. Node's Signal Strength Icon
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139.2	353	8. Configure Location Uplink Interval
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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
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134.2	365
149.6	366
106.1	367	LA66 USB LoRaWAN Module not connected
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149.6	369
139.2	370	[[image:image-20220723110520-5.png\|\|height="677" width="508"]]
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110.1	374	Connect LA66 USB LoRaWAN Module
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157.2	376
139.2	377	[[image:image-20220723110626-6.png\|\|height="681" width="511"]]
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157.2	381
155.1	382	=== 1.9.2 Send data to TTNv3 and plot location info in Node-Red ===
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134.8	385	(% style="color:blue" %)1. Register LA66 USB LoRaWAN Module to TTNV3
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149.6	387
113.1	388	[[image:image-20220723134549-8.png]]
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134.8	392	(% style="color:blue" %)2. Open Node-RED,And import the JSON file to generate the flow
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139.2	395	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	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/]]
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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.
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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]]
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139.2	404	Example output in NodeRed is as below:
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117.1	406	[[image:image-20220723144339-1.png]]
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155.1	410	== 1.10 Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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157.2	413	The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
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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).
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149.4	417
119.1	418	[[image:image-20220723150132-2.png]]
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134.2	421
146.5	422	= 2. FAQ =
73.1	423
87.4	424
146.5	425	== 2.1 How to Compile Source Code for LA66? ==
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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]]
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157.3	432	== 2.2 Where to find Peer-to-Peer firmware of LA66? ==
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	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]]
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146.5	439	= 3. Order Info =
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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
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146.5	459	= 4. Reference =
	460
	461
	462	* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
150.1	463	* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
149.6	464
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Wiki source code of LA66 USB LoRaWAN Adapter User Manual

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