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1		-XWiki.Lu
	1	+XWiki.Xiaoling

Content

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2	2
3	3	**Table of Contents:**
4	4
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62	62	* Firmware upgradable via UART interface
63	63	* Ultra-long RF range
64	64
	65	+
65	65	== 1.3  Specification ==
66	66
67	67	* CPU: 32-bit 48 MHz
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82	82	* LoRa Rx current: <9 mA
83	83	* I/O Voltage: 3.3v
84	84
	86	+
85	85	== 1.4  AT Command ==
86	86
87	87
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164	164	* Firmware upgradable via UART interface
165	165	* Ultra-long RF range
166	166
	169	+
167	167	== 2.3  Specification ==
168	168
169	169	* CPU: 32-bit 48 MHz
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184	184	* LoRa Rx current: <9 mA
185	185	* I/O Voltage: 3.3v
186	186
	190	+
187	187	== 2.4  LED ==
188	188
	193	+
189	189	~1. The LED lights up red when there is an upstream data packet
190	190	2. When the network is successfully connected, the green light will be on for 5 seconds
191	191	3. Purple light on when receiving downlink data packets
192	192
193	193
	199	+
194	194	== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
195	195
196		-Show connection diagram：
197	197
	203	+**Show connection diagram：**
	204	+
	205	+
198	198	[[image:image-20220723170210-2.png||height="908" width="681"]]
199	199
200		-1.open Arduino IDE
201	201
	209	+
	210	+(% style="color:blue" %)**1.  open Arduino IDE**
	211	+
	212	+
202	202	[[image:image-20220723170545-4.png]]
203	203
204		-2.Open project
205	205
206		-[[image:image-20220723170750-5.png||height="533" width="930"]]
207	207
208		-3.Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
	217	+(% style="color:blue" %)**2.  Open project**
209	209
210		-[[image:image-20220723171228-6.png]]
211	211
212		-4.After the upload is successful, open the serial port monitoring and send the AT command
	220	+LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
213	213
	222	+
	223	+
	224	+(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
	225	+
	226	+
	227	+
	228	+(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	229	+
	230	+
214	214	[[image:image-20220723172235-7.png||height="480" width="1027"]]
215	215
	233	+
	234	+
216	216	== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
217	217
218		-1.Open project
219	219
	238	+(% style="color:blue" %)**1.  Open project**
	239	+
	240	+
	241	+Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
	242	+
	243	+
220	220	[[image:image-20220723172502-8.png]]
221	221
222		-2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
223	223
	247	+
	248	+(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	249	+
	250	+
224	224	[[image:image-20220723172938-9.png||height="652" width="1050"]]
225	225
226	226
	254	+
227	227	== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
228	228
229		-1.Open project
230	230
	258	+(% style="color:blue" %)**1.  Open project**
	259	+
	260	+
	261	+Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
	262	+
	263	+
231	231	[[image:image-20220723173341-10.png||height="581" width="1014"]]
232	232
233		-2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
234	234
	267	+
	268	+(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	269	+
	270	+
235	235	[[image:image-20220723173950-11.png||height="665" width="1012"]]
236	236
237		-3.Integration into Node-red via TTNV3
238	238
	274	+
	275	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	276	+
239	239	For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
240	240
241	241	[[image:image-20220723175700-12.png||height="602" width="995"]]
242	242
	281	+
	282	+
243	243	== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
244	244
245	245
246	246	=== 2.8.1  Items needed for update ===
247	247
	288	+
248	248	1. LA66 LoRaWAN Shield
249	249	1. Arduino
250	250	1. USB TO TTL Adapter
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280	280	=== 2.8.3  Upgrade steps ===
281	281
282	282
283		-==== 1.  Switch SW1 to put in ISP position ====
	324	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
284	284
285	285
286	286	[[image:image-20220602102824-5.png||height="306" width="600"]]
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287	287
288	288
289	289
290		-==== 2.  Press the RST switch once ====
	331	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
291	291
292	292
293	293	[[image:image-20220602104701-12.png||height="285" width="600"]]
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294	294
295	295
296	296
297		-==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
	338	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
298	298
299	299
300	300	(((
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547	547
548	548	== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
549	549
	591	+
550	550	=== 3.8.1 DRAGINO-LA66-APP ===
551	551
	594	+
552	552	[[image:image-20220723102027-3.png]]
553	553
554		-==== Overview： ====
555	555
	598	+
	599	+==== (% style="color:blue" %)**Overview：**(%%) ====
	600	+
	601	+
556	556	DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
557	557
558	558	View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
559	559
560		-==== Conditions of Use： ====
561	561
	607	+
	608	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	609	+
	610	+
562	562	Requires a type-c to USB adapter
563	563
564	564	[[image:image-20220723104754-4.png]]
565	565
566		-==== Use of APP: ====
567	567
	616	+
	617	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	618	+
	619	+
568	568	Function and page introduction
569	569
570	570	[[image:image-20220723113448-7.png||height="1481" width="670"]]
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595	595
596	596	13.exit button
597	597
	650	+
598	598	LA66 USB LoRaWAN Module not connected
599	599
600	600	[[image:image-20220723110520-5.png||height="903" width="677"]]
601	601
	655	+
	656	+
602	602	Connect LA66 USB LoRaWAN Module
603	603
604	604	[[image:image-20220723110626-6.png||height="906" width="680"]]
605	605
	661	+
	662	+
606	606	=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
607	607
608		-1.Register LA66 USB LoRaWAN Module to TTNV3
609	609
	666	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	667	+
610	610	[[image:image-20220723134549-8.png]]
611	611
612		-2.Open Node-RED,And import the JSON file to generate the flow
613	613
	671	+
	672	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	673	+
614	614	Sample JSON file please go to this link to download：放置JSON文件的链接
615	615
616	616	For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
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619	619
620	620	[[image:image-20220723144339-1.png]]
621	621
	682	+
	683	+
622	622	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
623	623
	686	+
624	624	The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
625	625
626	626	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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628	628	[[image:image-20220723150132-2.png]]
629	629
630	630
	694	+
631	631	= 4.  Order Info =
632	632
633	633
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648	648
649	649	= 5.  Reference =
650	650
	715	+
651	651	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]