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Details

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Author

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1		-XWiki.Edwin
	1	+XWiki.Lu

Content

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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
	1	+
	2	+
	3	+**Table of Contents:**
	4	+
2	2	{{toc/}}
3		-{{/box}}
4	4
5		-= LA66 LoRaWAN Module =
6	6
7		-== What is LA66 LoRaWAN Module ==
8	8
	9	+= 1.  LA66 LoRaWAN Module =
	10	+
	11	+
	12	+== 1.1  What is LA66 LoRaWAN Module ==
	13	+
	14	+
	15	+(((
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
	19	+
	20	+(((
	21	+
	22	+)))
	23	+
	24	+(((
9	9	(% 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	+)))
10	10
11		-(% 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	+)))
12	12
	35	+(((
	36	+(((
13	13	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	38	+)))
14	14
	40	+(((
15	15	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	+)))
16	16
	45	+(((
	46	+(((
17	17	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	48	+)))
	49	+)))
18	18
19	19
20		-== Features ==
21	21
	53	+== 1.2  Features ==
	54	+
22	22	* Support LoRaWAN v1.0.4 protocol
23	23	* Support peer-to-peer protocol
24	24	* TCXO crystal to ensure RF performance on low temperature
...	...	@@ -29,8 +29,10 @@
29	29	* Firmware upgradable via UART interface
30	30	* Ultra-long RF range
31	31
32		-== Specification ==
33	33
	66	+
	67	+== 1.3  Specification ==
	68	+
34	34	* CPU: 32-bit 48 MHz
35	35	* Flash: 256KB
36	36	* RAM: 64KB
...	...	@@ -49,35 +49,79 @@
49	49	* LoRa Rx current: <9 mA
50	50	* I/O Voltage: 3.3v
51	51
52		-== AT Command ==
53	53
	88	+
	89	+== 1.4  AT Command ==
	90	+
	91	+
54	54	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
55	55
56	56
57		-== Dimension ==
58	58
59		-[[image:image-20220517072526-1.png]]
	96	+== 1.5  Dimension ==
60	60
	98	+[[image:image-20220718094750-3.png]]
61	61
62		-== Pin Mapping ==
63	63
64		-[[image:image-20220523101537-1.png]]
65	65
66		-== Land Pattern ==
	102	+== 1.6  Pin Mapping ==
67	67
	104	+[[image:image-20220720111850-1.png]]
	105	+
	106	+
	107	+
	108	+== 1.7  Land Pattern ==
	109	+
68	68	[[image:image-20220517072821-2.png]]
69	69
70	70
71	71
72		-= LA66 LoRaWAN Shield =
	114	+= 2.  LA66 LoRaWAN Shield =
73	73
74		-== Overview ==
75	75
76		-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.
	117	+== 2.1  Overview ==
77	77
78	78
79		-== Features ==
	120	+(((
	121	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	122	+)))
80	80
	124	+(((
	125	+
	126	+)))
	127	+
	128	+(((
	129	+(% 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.
	130	+)))
	131	+
	132	+(((
	133	+(((
	134	+(% 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	+)))
	136	+)))
	137	+
	138	+(((
	139	+(((
	140	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	141	+)))
	142	+)))
	143	+
	144	+(((
	145	+(((
	146	+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.
	147	+)))
	148	+)))
	149	+
	150	+(((
	151	+(((
	152	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	153	+)))
	154	+)))
	155	+
	156	+
	157	+
	158	+== 2.2  Features ==
	159	+
81	81	* Arduino Shield base on LA66 LoRaWAN module
82	82	* Support LoRaWAN v1.0.4 protocol
83	83	* Support peer-to-peer protocol
...	...	@@ -89,8 +89,10 @@
89	89	* Firmware upgradable via UART interface
90	90	* Ultra-long RF range
91	91
92		-== Specification ==
93	93
	172	+
	173	+== 2.3  Specification ==
	174	+
94	94	* CPU: 32-bit 48 MHz
95	95	* Flash: 256KB
96	96	* RAM: 64KB
...	...	@@ -109,18 +109,108 @@
109	109	* LoRa Rx current: <9 mA
110	110	* I/O Voltage: 3.3v
111	111
112		-== Pin Mapping & LED ==
113	113
114		-== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
115	115
116		-== Example: Join TTN network and send an uplink message, get downlink message. ==
	195	+== 2.4  LED ==
117	117
118		-== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
119	119
120		-== Upgrade Firmware of LA66 LoRaWAN Shield ==
	198	+~1. The LED lights up red when there is an upstream data packet
	199	+2. When the network is successfully connected, the green light will be on for 5 seconds
	200	+3. Purple light on when receiving downlink data packets
121	121
122		-=== Items needed for update ===
123	123
	203	+
	204	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	205	+
	206	+
	207	+**Show connection diagram：**
	208	+
	209	+
	210	+[[image:image-20220723170210-2.png||height="908" width="681"]]
	211	+
	212	+
	213	+
	214	+(% style="color:blue" %)**1.  open Arduino IDE**
	215	+
	216	+
	217	+[[image:image-20220723170545-4.png]]
	218	+
	219	+
	220	+
	221	+(% style="color:blue" %)**2.  Open project**
	222	+
	223	+
	224	+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]]
	225	+
	226	+[[image:image-20220726135239-1.png]]
	227	+
	228	+
	229	+(% 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**
	230	+
	231	+[[image:image-20220726135356-2.png]]
	232	+
	233	+
	234	+(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	235	+
	236	+
	237	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	238	+
	239	+
	240	+
	241	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	242	+
	243	+
	244	+(% style="color:blue" %)**1.  Open project**
	245	+
	246	+
	247	+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]]
	248	+
	249	+
	250	+[[image:image-20220723172502-8.png]]
	251	+
	252	+
	253	+
	254	+(% 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**
	255	+
	256	+
	257	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	258	+
	259	+
	260	+
	261	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	262	+
	263	+
	264	+(% style="color:blue" %)**1.  Open project**
	265	+
	266	+
	267	+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]]
	268	+
	269	+
	270	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	271	+
	272	+
	273	+
	274	+(% 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**
	275	+
	276	+
	277	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	278	+
	279	+
	280	+
	281	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	282	+
	283	+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/]]
	284	+
	285	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	286	+
	287	+
	288	+
	289	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	290	+
	291	+
	292	+=== 2.8.1  Items needed for update ===
	293	+
	294	+
124	124	1. LA66 LoRaWAN Shield
125	125	1. Arduino
126	126	1. USB TO TTL Adapter
...	...	@@ -128,15 +128,23 @@
128	128	[[image:image-20220602100052-2.png||height="385" width="600"]]
129	129
130	130
131		-=== Connection ===
	302	+=== 2.8.2  Connection ===
132	132
	304	+
133	133	[[image:image-20220602101311-3.png||height="276" width="600"]]
134	134
135		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
136		-**GND  <-> GND
137		-TXD  <-> TXD
138		-RXD  <-> RXD**
139	139
	308	+(((
	309	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	310	+)))
	311	+
	312	+(((
	313	+(% style="background-color:yellow" %)**GND  <-> GND
	314	+TXD  <->  TXD
	315	+RXD  <->  RXD**
	316	+)))
	317	+
	318	+
140	140	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
141	141
142	142	Connect USB TTL Adapter to PC after connecting the wires
...	...	@@ -145,71 +145,115 @@
145	145	[[image:image-20220602102240-4.png||height="304" width="600"]]
146	146
147	147
148		-=== Upgrade steps ===
	327	+=== 2.8.3  Upgrade steps ===
149	149
150		-==== Switch SW1 to put in ISP position ====
151	151
	330	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
	331	+
	332	+
152	152	[[image:image-20220602102824-5.png||height="306" width="600"]]
153	153
154	154
155		-==== Press the RST switch once ====
156	156
	337	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	338	+
	339	+
157	157	[[image:image-20220602104701-12.png||height="285" width="600"]]
158	158
159	159
160		-==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
161	161
162		-**~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/]]**
	344	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
163	163
	346	+
	347	+(((
	348	+(% 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/]]**
	349	+)))
	350	+
	351	+
164	164	[[image:image-20220602103227-6.png]]
165	165
	354	+
166	166	[[image:image-20220602103357-7.png]]
167	167
168	168
	358	+
169	169	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
170		-**2. Select the COM port corresponding to USB TTL**
	360	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
171	171
	362	+
172	172	[[image:image-20220602103844-8.png]]
173	173
174	174
	366	+
175	175	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
176		-**3. Select the bin file to burn**
	368	+(% style="color:blue" %)**3. Select the bin file to burn**
177	177
	370	+
178	178	[[image:image-20220602104144-9.png]]
179	179
	373	+
180	180	[[image:image-20220602104251-10.png]]
181	181
	376	+
182	182	[[image:image-20220602104402-11.png]]
183	183
184	184
	380	+
185	185	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
186		-**4. Click to start the download**
	382	+(% style="color:blue" %)**4. Click to start the download**
187	187
188	188	[[image:image-20220602104923-13.png]]
189	189
190	190
	387	+
191	191	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
192		-**5. Check update process**
	389	+(% style="color:blue" %)**5. Check update process**
193	193
	391	+
194	194	[[image:image-20220602104948-14.png]]
195	195
196	196
	395	+
197	197	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
198		-**The following picture shows that the burning is successful**
	397	+(% style="color:blue" %)**The following picture shows that the burning is successful**
199	199
200	200	[[image:image-20220602105251-15.png]]
201	201
202	202
203	203
204		-= LA66 USB LoRaWAN Adapter =
	403	+= 3.  LA66 USB LoRaWAN Adapter =
205	205
206		-== Overview ==
207	207
208		-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.
	406	+== 3.1  Overview ==
209	209
210	210
211		-== Features ==
	409	+[[image:image-20220715001142-3.png||height="145" width="220"]]
212	212
	411	+
	412	+(((
	413	+(% 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.
	414	+)))
	415	+
	416	+(((
	417	+(% 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.
	418	+)))
	419	+
	420	+(((
	421	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	422	+)))
	423	+
	424	+(((
	425	+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.
	426	+)))
	427	+
	428	+(((
	429	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	430	+)))
	431	+
	432	+
	433	+
	434	+== 3.2  Features ==
	435	+
213	213	* LoRaWAN USB adapter base on LA66 LoRaWAN module
214	214	* Ultra-long RF range
215	215	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -220,8 +220,9 @@
220	220	* World-wide unique OTAA keys.
221	221	* AT Command via UART-TTL interface
222	222	* Firmware upgradable via UART interface
	446	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
223	223
224		-== Specification ==
	448	+== 3.3  Specification ==
225	225
226	226	* CPU: 32-bit 48 MHz
227	227	* Flash: 256KB
...	...	@@ -239,16 +239,24 @@
239	239	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
240	240	* LoRa Rx current: <9 mA
241	241
242		-== Pin Mapping & LED ==
	466	+== 3.4  Pin Mapping & LED ==
243	243
244		-== Example Send & Get Messages via LoRaWAN in PC ==
245	245
	469	+
	470	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	471	+
	472	+
	473	+(((
246	246	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	475	+)))
247	247
248		-~1. Connect the LA66 USB LoRaWAN adapter to PC
249	249
250		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	478	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
251	251
	480	+
	481	+[[image:image-20220723100027-1.png]]
	482	+
	483	+
252	252	Open the serial port tool
253	253
254	254	[[image:image-20220602161617-8.png]]
...	...	@@ -256,67 +256,76 @@
256	256	[[image:image-20220602161718-9.png||height="457" width="800"]]
257	257
258	258
259		-2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
260	260
	492	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	493	+
261	261	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
262	262
	496	+
263	263	[[image:image-20220602161935-10.png||height="498" width="800"]]
264	264
265	265
266		-3. See Uplink Command
267	267
268		-Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	501	+(% style="color:blue" %)**3. See Uplink Command**
269	269
	503	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	504	+
270	270	example: AT+SENDB=01,02,8,05820802581ea0a5
271	271
272	272	[[image:image-20220602162157-11.png||height="497" width="800"]]
273	273
274	274
275		-4. Check to see if TTN received the message
276	276
	511	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	512	+
277	277	[[image:image-20220602162331-12.png||height="420" width="800"]]
278	278
279	279
280	280
281		-== Example:Send PC's CPU/RAM usage to TTN via python ==
	517	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
282	282
283		-(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
	519	+
284	284	**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]]
285	285
286		-(% class="wikigeneratedid" id="HPreconditions:" %)
287		-**Preconditions:**
	522	+(**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]])
288	288
289		-1.LA66 USB LoRaWAN Adapter works fine
	524	+(% style="color:red" %)**Preconditions:**
290	290
291		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	526	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
292	292
293		-(% class="wikigeneratedid" id="HStepsforusage" %)
294		-**Steps for usage**
	528	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
295	295
296		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
297	297
298		-2.Run the python script in PC and see the TTN
299	299
	532	+(% style="color:blue" %)**Steps for usage:**
	533	+
	534	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	535	+
	536	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	537	+
300	300	[[image:image-20220602115852-3.png||height="450" width="1187"]]
301	301
302	302
303	303
304		-== Example Send & Get Messages via LoRaWAN in RPi ==
	542	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
305	305
	544	+
306	306	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
307	307
308		-~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
309	309
310		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	548	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
311	311
	550	+[[image:image-20220723100439-2.png]]
312	312
313		-2. Install Minicom in RPi.
314	314
	553	+
	554	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	555	+
315	315	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
316	316
317		-(% class="mark" %)apt update
	558	+ (% style="background-color:yellow" %)**apt update**
318	318
319		-(% class="mark" %)apt install minicom
	560	+ (% style="background-color:yellow" %)**apt install minicom**
320	320
321	321
322	322	Use minicom to connect to the RPI's terminal
...	...	@@ -324,20 +324,27 @@
324	324	[[image:image-20220602153146-3.png||height="439" width="500"]]
325	325
326	326
327		-3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
328		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
329	329
	569	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	570	+
	571	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	572	+
	573	+
330	330	[[image:image-20220602154928-5.png||height="436" width="500"]]
331	331
332	332
333		-4. Send Uplink message
334	334
335		-Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	578	+(% style="color:blue" %)**4. Send Uplink message**
336	336
	580	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	581	+
337	337	example: AT+SENDB=01,02,8,05820802581ea0a5
338	338
	584	+
339	339	[[image:image-20220602160339-6.png||height="517" width="600"]]
340	340
	587	+
	588	+
341	341	Check to see if TTN received the message
342	342
343	343	[[image:image-20220602160627-7.png||height="369" width="800"]]
...	...	@@ -344,34 +344,139 @@
344	344
345	345
346	346
347		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	595	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
348	348
349	349
350		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	598	+=== 3.8.1  DRAGINO-LA66-APP ===
351	351
352	352
	601	+[[image:image-20220723102027-3.png]]
353	353
354		-= Order Info =
355	355
356		-Part Number:
357	357
358		-**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
	605	+==== (% style="color:blue" %)**Overview：**(%%) ====
359	359
360		-**XXX**: The default frequency band
361	361
362		-* **AS923**: LoRaWAN AS923 band
363		-* **AU915**: LoRaWAN AU915 band
364		-* **EU433**: LoRaWAN EU433 band
365		-* **EU868**: LoRaWAN EU868 band
366		-* **KR920**: LoRaWAN KR920 band
367		-* **US915**: LoRaWAN US915 band
368		-* **IN865**: LoRaWAN IN865 band
369		-* **CN470**: LoRaWAN CN470 band
370		-* **PP**: Peer to Peer LoRa Protocol
	608	+(((
	609	+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.
	610	+)))
371	371
	612	+(((
	613	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	614	+)))
372	372
373		-= Reference =
374	374
375		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
376	376
377		-
	618	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	619	+
	620	+
	621	+Requires a type-c to USB adapter
	622	+
	623	+[[image:image-20220723104754-4.png]]
	624	+
	625	+
	626	+
	627	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	628	+
	629	+
	630	+Function and page introduction
	631	+
	632	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	633	+
	634	+
	635	+1.Display LA66 USB LoRaWAN Module connection status
	636	+
	637	+2.Check and reconnect
	638	+
	639	+3.Turn send timestamps on or off
	640	+
	641	+4.Display LoRaWan connection status
	642	+
	643	+5.Check LoRaWan connection status
	644	+
	645	+6.The RSSI value of the node when the ACK is received
	646	+
	647	+7.Node's Signal Strength Icon
	648	+
	649	+8.Set the packet sending interval of the node in seconds
	650	+
	651	+9.AT command input box
	652	+
	653	+10.Send AT command button
	654	+
	655	+11.Node log box
	656	+
	657	+12.clear log button
	658	+
	659	+13.exit button
	660	+
	661	+
	662	+LA66 USB LoRaWAN Module not connected
	663	+
	664	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	665	+
	666	+
	667	+
	668	+Connect LA66 USB LoRaWAN Module
	669	+
	670	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	671	+
	672	+
	673	+
	674	+=== 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 ===
	675	+
	676	+
	677	+(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	678	+
	679	+[[image:image-20220723134549-8.png]]
	680	+
	681	+
	682	+
	683	+(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
	684	+
	685	+Sample JSON file please go to this link to download：放置JSON文件的链接
	686	+
	687	+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/]]
	688	+
	689	+The following is the positioning effect map
	690	+
	691	+[[image:image-20220723144339-1.png]]
	692	+
	693	+
	694	+
	695	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	696	+
	697	+
	698	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	699	+
	700	+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)
	701	+
	702	+[[image:image-20220723150132-2.png]]
	703	+
	704	+
	705	+
	706	+= 4.  Order Info =
	707	+
	708	+
	709	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	710	+
	711	+
	712	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	713	+
	714	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	715	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	716	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	717	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	718	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	719	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	720	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	721	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	722	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	723	+
	724	+
	725	+
	726	+
	727	+= 5.  Reference =
	728	+
	729	+
	730	+* 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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