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1		-XWiki.Xiaoling
	1	+XWiki.Lu

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3		-{{box cssClass="floatinginfobox" title="**Contents**"}}
4		-{{toc/}}
5		-{{/box}}
	3	+**Table of Contents:**
6	6
7	7	{{toc/}}
8	8
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14	14	== 1.1  What is LA66 LoRaWAN Module ==
15	15
16	16
	15	+(((
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	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
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17	17	(% 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	+)))
18	18
19		-(% 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	+)))
20	20
	35	+(((
	36	+(((
21	21	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	38	+)))
22	22
	40	+(((
23	23	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	+)))
24	24
	45	+(((
	46	+(((
25	25	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	48	+)))
	49	+)))
26	26
27	27
	52	+
28	28	== 1.2  Features ==
29	29
30	30	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -59,22 +59,23 @@
59	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]]
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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
...	...	@@ -156,12 +156,15 @@
156	156	[[image:image-20220602101311-3.png||height="276" width="600"]]
157	157
158	158
	221	+(((
159	159	(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	223	+)))
160	160
161		-
	225	+(((
162	162	(% style="background-color:yellow" %)**GND  <-> GND
163		-TXD  <->  TXD
164		-RXD  <->  RXD**
	227	+TXD  <->  TXD
	228	+RXD  <->  RXD**
	229	+)))
165	165
166	166
167	167	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
...	...	@@ -181,15 +181,20 @@
181	181	[[image:image-20220602102824-5.png||height="306" width="600"]]
182	182
183	183
	249	+
184	184	==== 2.  Press the RST switch once ====
185	185
	252	+
186	186	[[image:image-20220602104701-12.png||height="285" width="600"]]
187	187
188	188
	256	+
189	189	==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
190	190
191	191
	260	+(((
192	192	(% 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/]]**
	262	+)))
193	193
194	194
195	195	[[image:image-20220602103227-6.png]]
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227	227	[[image:image-20220602104923-13.png]]
228	228
229	229
	300	+
230	230	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
231	231	(% style="color:blue" %)**5. Check update process**
232	232
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247	247
248	248	== 3.1  Overview ==
249	249
250		-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.
251	251
	322	+[[image:image-20220715001142-3.png||height="145" width="220"]]
252	252
	324	+
	325	+(((
	326	+(% 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.
	327	+)))
	328	+
	329	+(((
	330	+(% 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.
	331	+)))
	332	+
	333	+(((
	334	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	335	+)))
	336	+
	337	+(((
	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.
	339	+)))
	340	+
	341	+(((
	342	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	343	+)))
	344	+
	345	+
	346	+
253	253	== 3.2  Features ==
254	254
255	255	* LoRaWAN USB adapter base on LA66 LoRaWAN module
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262	262	* World-wide unique OTAA keys.
263	263	* AT Command via UART-TTL interface
264	264	* Firmware upgradable via UART interface
	359	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
265	265
266	266	== 3.3  Specification ==
267	267
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288	288	== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289	289
290	290
	386	+(((
291	291	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	388	+)))
292	292
293	293
294	294	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295	295
296	296
297		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	394	+[[image:image-20220723100027-1.png]]
298	298
299	299
300	300	Open the serial port tool
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335	335
336	336	**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]]
337	337
	435	+(**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]])
338	338
339	339	(% style="color:red" %)**Preconditions:**
340	340
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362	362
363	363	(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
364	364
365		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	463	+[[image:image-20220723100439-2.png]]
366	366
367	367
368	368
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381	381
382	382
383	383
384		-(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
385		-(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
	482	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
386	386
	484	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	485	+
	486	+
387	387	[[image:image-20220602154928-5.png||height="436" width="500"]]
388	388
389	389
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405	405
406	406
407	407
408		-== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	508	+== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
409	409
	510	+=== 3.8.1 DRAGINO-LA66-APP ===
410	410
	512	+[[image:image-20220723102027-3.png]]
411	411
	514	+==== Overview： ====
	515	+
	516	+DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
	517	+
	518	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	519	+
	520	+==== Conditions of Use： ====
	521	+
	522	+Requires a type-c to USB adapter
	523	+
	524	+[[image:image-20220723104754-4.png]]
	525	+
	526	+==== Use of APP: ====
	527	+
	528	+Function and page introduction
	529	+
	530	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	531	+
	532	+1.Display LA66 USB LoRaWAN Module connection status
	533	+
	534	+2.Check and reconnect
	535	+
	536	+3.Turn send timestamps on or off
	537	+
	538	+4.Display LoRaWan connection status
	539	+
	540	+5.Check LoRaWan connection status
	541	+
	542	+6.The RSSI value of the node when the ACK is received
	543	+
	544	+7.Node's Signal Strength Icon
	545	+
	546	+8.Set the packet sending interval of the node in seconds
	547	+
	548	+9.AT command input box
	549	+
	550	+10.Send AT command button
	551	+
	552	+11.Node log box
	553	+
	554	+12.clear log button
	555	+
	556	+13.exit button
	557	+
	558	+LA66 USB LoRaWAN Module not connected
	559	+
	560	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	561	+
	562	+Connect LA66 USB LoRaWAN Module
	563	+
	564	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	565	+
	566	+=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
	567	+
	568	+1.Register LA66 USB LoRaWAN Module to TTNV3
	569	+
	570	+[[image:image-20220723134549-8.png]]
	571	+
	572	+2.Open Node-RED,And import the JSON file to generate the flow
	573	+
	574	+For the usage of Node-RED, please refer to:
	575	+
412	412	== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413	413
414	414
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432	432	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
433	433	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
434	434
435		-
436		-
437		-
438	438	= 5.  Reference =
439	439
440	440	* 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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