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1	1
2	2
	3	+**Table of Contents:**
	4	+
3	3	{{toc/}}
4	4
5	5
...	...	@@ -10,17 +10,44 @@
10	10	== 1.1  What is LA66 LoRaWAN Module ==
11	11
12	12
	15	+(((
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
	19	+
	20	+(((
	21	+
	22	+)))
	23	+
	24	+(((
13	13	(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
	26	+)))
	27	+)))
14	14
15		-(% 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.
	29	+(((
	30	+(((
	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	+)))
	33	+)))
16	16
	35	+(((
	36	+(((
17	17	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	38	+)))
18	18
	40	+(((
19	19	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.
	42	+)))
	43	+)))
20	20
	45	+(((
	46	+(((
21	21	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	48	+)))
	49	+)))
22	22
23	23
	52	+
24	24	== 1.2  Features ==
25	25
26	26	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -33,8 +33,6 @@
33	33	* Firmware upgradable via UART interface
34	34	* Ultra-long RF range
35	35
36		-
37		-
38	38	== 1.3  Specification ==
39	39
40	40	* CPU: 32-bit 48 MHz
...	...	@@ -55,26 +55,25 @@
55	55	* LoRa Rx current: <9 mA
56	56	* I/O Voltage: 3.3v
57	57
58		-
59		-
60	60	== 1.4  AT Command ==
61	61
	87	+
62	62	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
63	63
64	64
	91	+
65	65	== 1.5  Dimension ==
66	66
67		-[[image:image-20220517072526-1.png]]
	94	+[[image:image-20220718094750-3.png]]
68	68
69	69
70	70
71	71	== 1.6  Pin Mapping ==
72	72
	100	+[[image:image-20220720111850-1.png]]
73	73
74		-[[image:image-20220523101537-1.png]]
75	75
76	76
77		-
78	78	== 1.7  Land Pattern ==
79	79
80	80	[[image:image-20220517072821-2.png]]
...	...	@@ -86,9 +86,45 @@
86	86
87	87	== 2.1  Overview ==
88	88
89		-LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
90	90
	116	+(((
	117	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	118	+)))
91	91
	120	+(((
	121	+
	122	+)))
	123	+
	124	+(((
	125	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
	126	+)))
	127	+
	128	+(((
	129	+(((
	130	+(% 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.
	131	+)))
	132	+)))
	133	+
	134	+(((
	135	+(((
	136	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	137	+)))
	138	+)))
	139	+
	140	+(((
	141	+(((
	142	+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.
	143	+)))
	144	+)))
	145	+
	146	+(((
	147	+(((
	148	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	149	+)))
	150	+)))
	151	+
	152	+
	153	+
92	92	== 2.2  Features ==
93	93
94	94	* Arduino Shield base on LA66 LoRaWAN module
...	...	@@ -102,8 +102,6 @@
102	102	* Firmware upgradable via UART interface
103	103	* Ultra-long RF range
104	104
105		-
106		-
107	107	== 2.3  Specification ==
108	108
109	109	* CPU: 32-bit 48 MHz
...	...	@@ -124,29 +124,81 @@
124	124	* LoRa Rx current: <9 mA
125	125	* I/O Voltage: 3.3v
126	126
	187	+== 2.4  LED ==
127	127
	189	+~1. The LED lights up red when there is an upstream data packet
	190	+2. When the network is successfully connected, the green light will be on for 5 seconds
	191	+3. Purple light on when receiving downlink data packets
128	128
129		-== 2.4  Pin Mapping & LED ==
130	130
	194	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
131	131
	196	+Show connection diagram：
132	132
133		-== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	198	+[[image:image-20220723170210-2.png||height="908" width="681"]]
134	134
	200	+1.open Arduino IDE
135	135
	202	+[[image:image-20220723170545-4.png]]
136	136
	204	+2.Open project
	205	+
	206	+[[image:image-20220723170750-5.png||height="533" width="930"]]
	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
	209	+
	210	+[[image:image-20220723171228-6.png]]
	211	+
	212	+4.After the upload is successful, open the serial port monitoring and send the AT command
	213	+
	214	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	215	+
137	137	== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
138	138
	218	+1.Open project
139	139
	220	+[[image:image-20220723172502-8.png]]
140	140
141		-== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
	222	+2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
142	142
	224	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
143	143
144	144
	227	+
	228	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	229	+
	230	+
	231	+**1.  Open project**
	232	+
	233	+
	234	+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]]
	235	+
	236	+
	237	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	238	+
	239	+
	240	+
	241	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	242	+
	243	+
	244	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	245	+
	246	+
	247	+
	248	+**3.  Integration into Node-red via TTNV3**
	249	+
	250	+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/]]
	251	+
	252	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	253	+
	254	+
	255	+
145	145	== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
146	146
147	147
148	148	=== 2.8.1  Items needed for update ===
149	149
	261	+
150	150	1. LA66 LoRaWAN Shield
151	151	1. Arduino
152	152	1. USB TO TTL Adapter
...	...	@@ -160,11 +160,15 @@
160	160	[[image:image-20220602101311-3.png||height="276" width="600"]]
161	161
162	162
	275	+(((
163	163	(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	277	+)))
164	164
	279	+(((
165	165	(% style="background-color:yellow" %)**GND  <-> GND
166	166	TXD  <->  TXD
167	167	RXD  <->  RXD**
	283	+)))
168	168
169	169
170	170	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
...	...	@@ -178,7 +178,7 @@
178	178	=== 2.8.3  Upgrade steps ===
179	179
180	180
181		-==== 1.  Switch SW1 to put in ISP position ====
	297	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
182	182
183	183
184	184	[[image:image-20220602102824-5.png||height="306" width="600"]]
...	...	@@ -185,16 +185,19 @@
185	185
186	186
187	187
188		-==== 2.  Press the RST switch once ====
	304	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
189	189
	306	+
190	190	[[image:image-20220602104701-12.png||height="285" width="600"]]
191	191
192	192
193	193
194		-==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
	311	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
195	195
196	196
	314	+(((
197	197	(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
	316	+)))
198	198
199	199
200	200	[[image:image-20220602103227-6.png]]
...	...	@@ -232,6 +232,7 @@
232	232	[[image:image-20220602104923-13.png]]
233	233
234	234
	354	+
235	235	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
236	236	(% style="color:blue" %)**5. Check update process**
237	237
...	...	@@ -252,9 +252,32 @@
252	252
253	253	== 3.1  Overview ==
254	254
255		-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.
256	256
	376	+[[image:image-20220715001142-3.png||height="145" width="220"]]
257	257
	378	+
	379	+(((
	380	+(% 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.
	381	+)))
	382	+
	383	+(((
	384	+(% 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.
	385	+)))
	386	+
	387	+(((
	388	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	389	+)))
	390	+
	391	+(((
	392	+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.
	393	+)))
	394	+
	395	+(((
	396	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	397	+)))
	398	+
	399	+
	400	+
258	258	== 3.2  Features ==
259	259
260	260	* LoRaWAN USB adapter base on LA66 LoRaWAN module
...	...	@@ -267,7 +267,10 @@
267	267	* World-wide unique OTAA keys.
268	268	* AT Command via UART-TTL interface
269	269	* Firmware upgradable via UART interface
	413	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
270	270
	415	+
	416	+
271	271	== 3.3  Specification ==
272	272
273	273	* CPU: 32-bit 48 MHz
...	...	@@ -286,6 +286,8 @@
286	286	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
287	287	* LoRa Rx current: <9 mA
288	288
	435	+
	436	+
289	289	== 3.4  Pin Mapping & LED ==
290	290
291	291
...	...	@@ -293,13 +293,15 @@
293	293	== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
294	294
295	295
	444	+(((
296	296	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	446	+)))
297	297
298	298
299	299	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
300	300
301	301
302		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	452	+[[image:image-20220723100027-1.png]]
303	303
304	304
305	305	Open the serial port tool
...	...	@@ -340,6 +340,7 @@
340	340
341	341	**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]]
342	342
	493	+(**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]])
343	343
344	344	(% style="color:red" %)**Preconditions:**
345	345
...	...	@@ -367,7 +367,7 @@
367	367
368	368	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
369	369
370		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	521	+[[image:image-20220723100439-2.png]]
371	371
372	372
373	373
...	...	@@ -386,9 +386,11 @@
386	386
387	387
388	388
389		-(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
390		-(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
	540	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
391	391
	542	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	543	+
	544	+
392	392	[[image:image-20220602154928-5.png||height="436" width="500"]]
393	393
394	394
...	...	@@ -410,15 +410,112 @@
410	410
411	411
412	412
413		-== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	566	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
414	414
415	415
	569	+=== 3.8.1 DRAGINO-LA66-APP ===
416	416
	571	+
	572	+[[image:image-20220723102027-3.png]]
	573	+
	574	+
	575	+
	576	+==== (% style="color:blue" %)**Overview：**(%%) ====
	577	+
	578	+
	579	+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.
	580	+
	581	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	582	+
	583	+
	584	+
	585	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	586	+
	587	+
	588	+Requires a type-c to USB adapter
	589	+
	590	+[[image:image-20220723104754-4.png]]
	591	+
	592	+
	593	+
	594	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	595	+
	596	+
	597	+Function and page introduction
	598	+
	599	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	600	+
	601	+1.Display LA66 USB LoRaWAN Module connection status
	602	+
	603	+2.Check and reconnect
	604	+
	605	+3.Turn send timestamps on or off
	606	+
	607	+4.Display LoRaWan connection status
	608	+
	609	+5.Check LoRaWan connection status
	610	+
	611	+6.The RSSI value of the node when the ACK is received
	612	+
	613	+7.Node's Signal Strength Icon
	614	+
	615	+8.Set the packet sending interval of the node in seconds
	616	+
	617	+9.AT command input box
	618	+
	619	+10.Send AT command button
	620	+
	621	+11.Node log box
	622	+
	623	+12.clear log button
	624	+
	625	+13.exit button
	626	+
	627	+
	628	+LA66 USB LoRaWAN Module not connected
	629	+
	630	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	631	+
	632	+
	633	+
	634	+Connect LA66 USB LoRaWAN Module
	635	+
	636	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	637	+
	638	+
	639	+
	640	+=== 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 ===
	641	+
	642	+
	643	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	644	+
	645	+[[image:image-20220723134549-8.png]]
	646	+
	647	+
	648	+
	649	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	650	+
	651	+Sample JSON file please go to this link to download：放置JSON文件的链接
	652	+
	653	+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/]]
	654	+
	655	+The following is the positioning effect map
	656	+
	657	+[[image:image-20220723144339-1.png]]
	658	+
	659	+
	660	+
417	417	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
418	418
419	419
	664	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
420	420
	666	+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)
421	421
	668	+[[image:image-20220723150132-2.png]]
	669	+
	670	+
	671	+
422	422	= 4.  Order Info =
423	423
424	424
...	...	@@ -438,10 +438,7 @@
438	438	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439	439
440	440
441		-
442		-
443	443	= 5.  Reference =
444	444
445		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
446	446
447		-
	694	+* 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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