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28	28
29	29	(((
30	30	(((
31		-(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
	31	+(% 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.
32	32	)))
33	33	)))
34	34
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129	129
130	130	(((
131	131	(((
132		-(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
	132	+(% 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.
133	133	)))
134	134	)))
135	135
...	...	@@ -188,27 +188,104 @@
188	188	* I/O Voltage: 3.3v
189	189
190	190
191		-== 2.4  Pin Mapping & LED ==
	191	+== 2.4  LED ==
192	192
193	193
	194	+~1. The LED lights up red when there is an upstream data packet
	195	+2. When the network is successfully connected, the green light will be on for 5 seconds
	196	+3. Purple light on when receiving downlink data packets
194	194
	198	+
	199	+
195	195	== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
196	196
197	197
	203	+**Show connection diagram：**
198	198
	205	+
	206	+[[image:image-20220723170210-2.png||height="908" width="681"]]
	207	+
	208	+
	209	+
	210	+(% style="color:blue" %)**1.  open Arduino IDE**
	211	+
	212	+
	213	+[[image:image-20220723170545-4.png]]
	214	+
	215	+
	216	+
	217	+(% style="color:blue" %)**2.  Open project**
	218	+
	219	+
	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]]
	221	+
	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	+
	231	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	232	+
	233	+
	234	+
199	199	== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
200	200
201	201
	238	+(% style="color:blue" %)**1.  Open project**
202	202
203		-== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
204	204
	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]]
205	205
206	206
	244	+[[image:image-20220723172502-8.png]]
	245	+
	246	+
	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	+
	251	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	252	+
	253	+
	254	+
	255	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	256	+
	257	+
	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	+
	264	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	265	+
	266	+
	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	+
	271	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	272	+
	273	+
	274	+
	275	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	276	+
	277	+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/]]
	278	+
	279	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	280	+
	281	+
	282	+
207	207	== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
208	208
209	209
210	210	=== 2.8.1  Items needed for update ===
211	211
	288	+
212	212	1. LA66 LoRaWAN Shield
213	213	1. Arduino
214	214	1. USB TO TTL Adapter
...	...	@@ -244,7 +244,7 @@
244	244	=== 2.8.3  Upgrade steps ===
245	245
246	246
247		-==== 1.  Switch SW1 to put in ISP position ====
	324	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
248	248
249	249
250	250	[[image:image-20220602102824-5.png||height="306" width="600"]]
...	...	@@ -251,7 +251,7 @@
251	251
252	252
253	253
254		-==== 2.  Press the RST switch once ====
	331	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
255	255
256	256
257	257	[[image:image-20220602104701-12.png||height="285" width="600"]]
...	...	@@ -258,7 +258,7 @@
258	258
259	259
260	260
261		-==== 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(%%) ====
262	262
263	263
264	264	(((
...	...	@@ -331,7 +331,7 @@
331	331	)))
332	332
333	333	(((
334		-(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
	411	+(% 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.
335	335	)))
336	336
337	337	(((
...	...	@@ -362,7 +362,6 @@
362	362	* Firmware upgradable via UART interface
363	363	* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
364	364
365		-
366	366	== 3.3  Specification ==
367	367
368	368	* CPU: 32-bit 48 MHz
...	...	@@ -381,7 +381,6 @@
381	381	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382	382	* LoRa Rx current: <9 mA
383	383
384		-
385	385	== 3.4  Pin Mapping & LED ==
386	386
387	387
...	...	@@ -397,7 +397,7 @@
397	397	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
398	398
399	399
400		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	475	+[[image:image-20220723100027-1.png]]
401	401
402	402
403	403	Open the serial port tool
...	...	@@ -438,6 +438,7 @@
438	438
439	439	**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]]
440	440
	516	+(**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]])
441	441
442	442	(% style="color:red" %)**Preconditions:**
443	443
...	...	@@ -465,7 +465,7 @@
465	465
466	466	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
467	467
468		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	544	+[[image:image-20220723100439-2.png]]
469	469
470	470
471	471
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510	510
511	511
512	512
513		-== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	589	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
514	514
515	515
	592	+=== 3.8.1 DRAGINO-LA66-APP ===
516	516
	594	+
	595	+[[image:image-20220723102027-3.png]]
	596	+
	597	+
	598	+
	599	+==== (% style="color:blue" %)**Overview：**(%%) ====
	600	+
	601	+
	602	+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.
	603	+
	604	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	605	+
	606	+
	607	+
	608	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	609	+
	610	+
	611	+Requires a type-c to USB adapter
	612	+
	613	+[[image:image-20220723104754-4.png]]
	614	+
	615	+
	616	+
	617	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	618	+
	619	+
	620	+Function and page introduction
	621	+
	622	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	623	+
	624	+1.Display LA66 USB LoRaWAN Module connection status
	625	+
	626	+2.Check and reconnect
	627	+
	628	+3.Turn send timestamps on or off
	629	+
	630	+4.Display LoRaWan connection status
	631	+
	632	+5.Check LoRaWan connection status
	633	+
	634	+6.The RSSI value of the node when the ACK is received
	635	+
	636	+7.Node's Signal Strength Icon
	637	+
	638	+8.Set the packet sending interval of the node in seconds
	639	+
	640	+9.AT command input box
	641	+
	642	+10.Send AT command button
	643	+
	644	+11.Node log box
	645	+
	646	+12.clear log button
	647	+
	648	+13.exit button
	649	+
	650	+
	651	+LA66 USB LoRaWAN Module not connected
	652	+
	653	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	654	+
	655	+
	656	+
	657	+Connect LA66 USB LoRaWAN Module
	658	+
	659	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	660	+
	661	+
	662	+
	663	+=== 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 ===
	664	+
	665	+
	666	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	667	+
	668	+[[image:image-20220723134549-8.png]]
	669	+
	670	+
	671	+
	672	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	673	+
	674	+Sample JSON file please go to this link to download：放置JSON文件的链接
	675	+
	676	+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/]]
	677	+
	678	+The following is the positioning effect map
	679	+
	680	+[[image:image-20220723144339-1.png]]
	681	+
	682	+
	683	+
517	517	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
518	518
519	519
	687	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
520	520
	689	+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)
521	521
	691	+[[image:image-20220723150132-2.png]]
	692	+
	693	+
	694	+
522	522	= 4.  Order Info =
523	523
524	524
...	...	@@ -539,4 +539,5 @@
539	539
540	540	= 5.  Reference =
541	541
	715	+
542	542	* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]

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