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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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63	63	* Ultra-long RF range
64	64
65	65
	66	+
	67	+
66	66	== 1.3  Specification ==
67	67
68	68	* CPU: 32-bit 48 MHz
...	...	@@ -84,6 +84,8 @@
84	84	* I/O Voltage: 3.3v
85	85
86	86
	89	+
	90	+
87	87	== 1.4  AT Command ==
88	88
89	89
...	...	@@ -97,14 +97,12 @@
97	97
98	98
99	99
100		-
101	101	== 1.6  Pin Mapping ==
102	102
	106	+[[image:image-20220720111850-1.png]]
103	103
104		-[[image:image-20220719093156-1.png]]
105	105
106	106
107		-
108	108	== 1.7  Land Pattern ==
109	109
110	110	[[image:image-20220517072821-2.png]]
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131	131
132	132	(((
133	133	(((
134		-(% 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.
	136	+(% 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.
135	135	)))
136	136	)))
137	137
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168	168	* Firmware upgradable via UART interface
169	169	* Ultra-long RF range
170	170
171		-
172	172	== 2.3  Specification ==
173	173
174	174	* CPU: 32-bit 48 MHz
...	...	@@ -189,33 +189,110 @@
189	189	* LoRa Rx current: <9 mA
190	190	* I/O Voltage: 3.3v
191	191
	193	+== 2.4  LED ==
192	192
193		-== 2.4  Pin Mapping & LED ==
	195	+~1. The LED lights up red when there is an upstream data packet
	196	+2. When the network is successfully connected, the green light will be on for 5 seconds
	197	+3. Purple light on when receiving downlink data packets
194	194
195	195
196		-
197	197	== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
198	198
199	199
	203	+**Show connection diagram：**
200	200
	205	+
	206	+[[image:image-20220723170210-2.png||height="908" width="681"]]
	207	+
	208	+
	209	+
	210	+**1.  open Arduino IDE**
	211	+
	212	+
	213	+[[image:image-20220723170545-4.png]]
	214	+
	215	+
	216	+
	217	+**2.  Open project**
	218	+
	219	+
	220	+LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	221	+
	222	+[[image:image-20220723170750-5.png||height="533" width="930"]]
	223	+
	224	+
	225	+
	226	+**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**
	227	+
	228	+
	229	+[[image:image-20220723171228-6.png]]
	230	+
	231	+
	232	+
	233	+**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	234	+
	235	+
	236	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	237	+
	238	+
	239	+
201	201	== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
202	202
203	203
	243	+**1.  Open project**
204	204
205		-== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
206	206
	246	+Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
207	207
	248	+[[image:image-20220723172502-8.png]]
208	208
	250	+
	251	+
	252	+2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	253	+
	254	+
	255	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	256	+
	257	+
	258	+
	259	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	260	+
	261	+
	262	+**1.  Open project**
	263	+
	264	+
	265	+Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	266	+
	267	+
	268	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	269	+
	270	+
	271	+
	272	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	273	+
	274	+
	275	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	276	+
	277	+
	278	+
	279	+**3.  Integration into Node-red via TTNV3**
	280	+
	281	+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/]]
	282	+
	283	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	284	+
	285	+
	286	+
209	209	== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
210	210
211	211
212	212	=== 2.8.1  Items needed for update ===
213	213
	292	+
214	214	1. LA66 LoRaWAN Shield
215	215	1. Arduino
216	216	1. USB TO TTL Adapter
217	217
218		-
219	219	[[image:image-20220602100052-2.png||height="385" width="600"]]
220	220
221	221
...	...	@@ -247,7 +247,7 @@
247	247	=== 2.8.3  Upgrade steps ===
248	248
249	249
250		-==== 1.  Switch SW1 to put in ISP position ====
	328	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
251	251
252	252
253	253	[[image:image-20220602102824-5.png||height="306" width="600"]]
...	...	@@ -254,7 +254,7 @@
254	254
255	255
256	256
257		-==== 2.  Press the RST switch once ====
	335	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
258	258
259	259
260	260	[[image:image-20220602104701-12.png||height="285" width="600"]]
...	...	@@ -261,7 +261,7 @@
261	261
262	262
263	263
264		-==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
	342	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
265	265
266	266
267	267	(((
...	...	@@ -329,15 +329,25 @@
329	329	[[image:image-20220715001142-3.png||height="145" width="220"]]
330	330
331	331
	410	+(((
332	332	(% 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.
	412	+)))
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.
	414	+(((
	415	+(% 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.
	416	+)))
335	335
	418	+(((
336	336	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	420	+)))
337	337
	422	+(((
338	338	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.
	424	+)))
339	339
	426	+(((
340	340	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	428	+)))
341	341
342	342
343	343
...	...	@@ -356,6 +356,7 @@
356	356	* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
357	357
358	358
	447	+
359	359	== 3.3  Specification ==
360	360
361	361	* CPU: 32-bit 48 MHz
...	...	@@ -375,6 +375,7 @@
375	375	* LoRa Rx current: <9 mA
376	376
377	377
	467	+
378	378	== 3.4  Pin Mapping & LED ==
379	379
380	380
...	...	@@ -382,13 +382,15 @@
382	382	== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
383	383
384	384
	475	+(((
385	385	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	477	+)))
386	386
387	387
388	388	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
389	389
390	390
391		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	483	+[[image:image-20220723100027-1.png]]
392	392
393	393
394	394	Open the serial port tool
...	...	@@ -429,6 +429,7 @@
429	429
430	430	**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]]
431	431
	524	+(**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]])
432	432
433	433	(% style="color:red" %)**Preconditions:**
434	434
...	...	@@ -456,7 +456,7 @@
456	456
457	457	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
458	458
459		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	552	+[[image:image-20220723100439-2.png]]
460	460
461	461
462	462
...	...	@@ -501,15 +501,112 @@
501	501
502	502
503	503
504		-== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	597	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
505	505
506	506
	600	+=== 3.8.1 DRAGINO-LA66-APP ===
507	507
	602	+
	603	+[[image:image-20220723102027-3.png]]
	604	+
	605	+
	606	+
	607	+==== (% style="color:blue" %)**Overview：**(%%) ====
	608	+
	609	+
	610	+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.
	611	+
	612	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	613	+
	614	+
	615	+
	616	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	617	+
	618	+
	619	+Requires a type-c to USB adapter
	620	+
	621	+[[image:image-20220723104754-4.png]]
	622	+
	623	+
	624	+
	625	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	626	+
	627	+
	628	+Function and page introduction
	629	+
	630	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	631	+
	632	+1.Display LA66 USB LoRaWAN Module connection status
	633	+
	634	+2.Check and reconnect
	635	+
	636	+3.Turn send timestamps on or off
	637	+
	638	+4.Display LoRaWan connection status
	639	+
	640	+5.Check LoRaWan connection status
	641	+
	642	+6.The RSSI value of the node when the ACK is received
	643	+
	644	+7.Node's Signal Strength Icon
	645	+
	646	+8.Set the packet sending interval of the node in seconds
	647	+
	648	+9.AT command input box
	649	+
	650	+10.Send AT command button
	651	+
	652	+11.Node log box
	653	+
	654	+12.clear log button
	655	+
	656	+13.exit button
	657	+
	658	+
	659	+LA66 USB LoRaWAN Module not connected
	660	+
	661	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	662	+
	663	+
	664	+
	665	+Connect LA66 USB LoRaWAN Module
	666	+
	667	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	668	+
	669	+
	670	+
	671	+=== 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 ===
	672	+
	673	+
	674	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	675	+
	676	+[[image:image-20220723134549-8.png]]
	677	+
	678	+
	679	+
	680	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	681	+
	682	+Sample JSON file please go to this link to download：放置JSON文件的链接
	683	+
	684	+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/]]
	685	+
	686	+The following is the positioning effect map
	687	+
	688	+[[image:image-20220723144339-1.png]]
	689	+
	690	+
	691	+
508	508	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
509	509
510	510
	695	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
511	511
	697	+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)
512	512
	699	+[[image:image-20220723150132-2.png]]
	700	+
	701	+
	702	+
513	513	= 4.  Order Info =
514	514
515	515
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531	531
532	532	= 5.  Reference =
533	533
	724	+
534	534	* 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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