Summary

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Details

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Author

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1		-XWiki.Edwin
	1	+XWiki.Xiaoling

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
...	...	@@ -29,7 +29,7 @@
29	29	* Firmware upgradable via UART interface
30	30	* Ultra-long RF range
31	31
32		-== Specification ==
	65	+== 1.3  Specification ==
33	33
34	34	* CPU: 32-bit 48 MHz
35	35	* Flash: 256KB
...	...	@@ -49,36 +49,77 @@
49	49	* LoRa Rx current: <9 mA
50	50	* I/O Voltage: 3.3v
51	51
52		-== AT Command ==
	85	+== 1.4  AT Command ==
53	53
	87	+
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]]
	92	+== 1.5  Dimension ==
60	60
	94	+[[image:image-20220718094750-3.png]]
61	61
62		-== Pin Mapping ==
63	63
64		-[[image:image-20220523101537-1.png]]
65	65
66		-== Land Pattern ==
	98	+== 1.6  Pin Mapping ==
67	67
	100	+[[image:image-20220720111850-1.png]]
	101	+
	102	+
	103	+
	104	+== 1.7  Land Pattern ==
	105	+
68	68	[[image:image-20220517072821-2.png]]
69	69
70	70
	109	+
	110	+= 2.  LA66 LoRaWAN Shield =
	111	+
	112	+
	113	+== 2.1  Overview ==
	114	+
	115	+
	116	+(((
	117	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	118	+)))
	119	+
	120	+(((
71	71
	122	+)))
72	72
73		-= LA66 LoRaWAN Shield =
	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	+)))
74	74
75		-== Overview ==
	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	+)))
76	76
77		-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.
	134	+(((
	135	+(((
	136	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	137	+)))
	138	+)))
78	78
	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	+)))
79	79
80		-== Features ==
	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	+)))
81	81
	152	+
	153	+
	154	+== 2.2  Features ==
	155	+
82	82	* Arduino Shield base on LA66 LoRaWAN module
83	83	* Support LoRaWAN v1.0.4 protocol
84	84	* Support peer-to-peer protocol
...	...	@@ -90,7 +90,7 @@
90	90	* Firmware upgradable via UART interface
91	91	* Ultra-long RF range
92	92
93		-== Specification ==
	167	+== 2.3  Specification ==
94	94
95	95	* CPU: 32-bit 48 MHz
96	96	* Flash: 256KB
...	...	@@ -110,18 +110,81 @@
110	110	* LoRa Rx current: <9 mA
111	111	* I/O Voltage: 3.3v
112	112
113		-== Pin Mapping & LED ==
	187	+== 2.4  LED ==
114	114
115		-== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	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
116	116
117		-== Example: Join TTN network and send an uplink message, get downlink message. ==
118	118
119		-== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
	194	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
120	120
121		-== Upgrade Firmware of LA66 LoRaWAN Shield ==
	196	+Show connection diagram：
122	122
123		-=== Items needed for update ===
	198	+[[image:image-20220723170210-2.png||height="908" width="681"]]
124	124
	200	+1.open Arduino IDE
	201	+
	202	+[[image:image-20220723170545-4.png]]
	203	+
	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	+
	216	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	217	+
	218	+1.Open project
	219	+
	220	+[[image:image-20220723172502-8.png]]
	221	+
	222	+2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	223	+
	224	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	225	+
	226	+
	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	+
	256	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	257	+
	258	+
	259	+=== 2.8.1  Items needed for update ===
	260	+
	261	+
125	125	1. LA66 LoRaWAN Shield
126	126	1. Arduino
127	127	1. USB TO TTL Adapter
...	...	@@ -129,15 +129,23 @@
129	129	[[image:image-20220602100052-2.png||height="385" width="600"]]
130	130
131	131
132		-=== Connection ===
	269	+=== 2.8.2  Connection ===
133	133
	271	+
134	134	[[image:image-20220602101311-3.png||height="276" width="600"]]
135	135
136		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
137		-**GND  <-> GND
138		-TXD  <-> TXD
139		-RXD  <-> RXD**
140	140
	275	+(((
	276	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	277	+)))
	278	+
	279	+(((
	280	+(% style="background-color:yellow" %)**GND  <-> GND
	281	+TXD  <->  TXD
	282	+RXD  <->  RXD**
	283	+)))
	284	+
	285	+
141	141	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
142	142
143	143	Connect USB TTL Adapter to PC after connecting the wires
...	...	@@ -146,72 +146,115 @@
146	146	[[image:image-20220602102240-4.png||height="304" width="600"]]
147	147
148	148
149		-=== Upgrade steps ===
	294	+=== 2.8.3  Upgrade steps ===
150	150
151		-==== Switch SW1 to put in ISP position ====
152	152
	297	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
	298	+
	299	+
153	153	[[image:image-20220602102824-5.png||height="306" width="600"]]
154	154
155	155
156		-==== Press the RST switch once ====
157	157
	304	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	305	+
	306	+
158	158	[[image:image-20220602104701-12.png||height="285" width="600"]]
159	159
160	160
161		-==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
162	162
163		-**~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/]]**
	311	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
164	164
	313	+
	314	+(((
	315	+(% 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	+)))
	317	+
	318	+
165	165	[[image:image-20220602103227-6.png]]
166	166
	321	+
167	167	[[image:image-20220602103357-7.png]]
168	168
169	169
	325	+
170	170	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
171		-**2. Select the COM port corresponding to USB TTL**
	327	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
172	172
	329	+
173	173	[[image:image-20220602103844-8.png]]
174	174
175	175
	333	+
176	176	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
177		-**3. Select the bin file to burn**
	335	+(% style="color:blue" %)**3. Select the bin file to burn**
178	178
	337	+
179	179	[[image:image-20220602104144-9.png]]
180	180
	340	+
181	181	[[image:image-20220602104251-10.png]]
182	182
	343	+
183	183	[[image:image-20220602104402-11.png]]
184	184
185	185
	347	+
186	186	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
187		-**4. Click to start the download**
	349	+(% style="color:blue" %)**4. Click to start the download**
188	188
189	189	[[image:image-20220602104923-13.png]]
190	190
191	191
	354	+
192	192	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
193		-**5. Check update process**
	356	+(% style="color:blue" %)**5. Check update process**
194	194
	358	+
195	195	[[image:image-20220602104948-14.png]]
196	196
197	197
	362	+
198	198	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
199		-**The following picture shows that the burning is successful**
	364	+(% style="color:blue" %)**The following picture shows that the burning is successful**
200	200
201	201	[[image:image-20220602105251-15.png]]
202	202
203	203
204		-
205	205
206		-= LA66 USB LoRaWAN Adapter =
	370	+= 3.  LA66 USB LoRaWAN Adapter =
207	207
208		-== Overview ==
209	209
210		-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.
	373	+== 3.1  Overview ==
211	211
212	212
213		-== Features ==
	376	+[[image:image-20220715001142-3.png||height="145" width="220"]]
214	214
	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	+
	401	+== 3.2  Features ==
	402	+
215	215	* LoRaWAN USB adapter base on LA66 LoRaWAN module
216	216	* Ultra-long RF range
217	217	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -222,9 +222,12 @@
222	222	* World-wide unique OTAA keys.
223	223	* AT Command via UART-TTL interface
224	224	* Firmware upgradable via UART interface
	413	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
225	225
226		-== Specification ==
227	227
	416	+
	417	+== 3.3  Specification ==
	418	+
228	228	* CPU: 32-bit 48 MHz
229	229	* Flash: 256KB
230	230	* RAM: 64KB
...	...	@@ -241,16 +241,26 @@
241	241	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
242	242	* LoRa Rx current: <9 mA
243	243
244		-== Pin Mapping & LED ==
245	245
246		-== Example Send & Get Messages via LoRaWAN in PC ==
247	247
	437	+== 3.4  Pin Mapping & LED ==
	438	+
	439	+
	440	+
	441	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	442	+
	443	+
	444	+(((
248	248	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	446	+)))
249	249
250		-~1. Connect the LA66 USB LoRaWAN adapter to PC
251	251
252		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	449	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
253	253
	451	+
	452	+[[image:image-20220723100027-1.png]]
	453	+
	454	+
254	254	Open the serial port tool
255	255
256	256	[[image:image-20220602161617-8.png]]
...	...	@@ -258,67 +258,76 @@
258	258	[[image:image-20220602161718-9.png||height="457" width="800"]]
259	259
260	260
261		-2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
262	262
	463	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	464	+
263	263	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
264	264
	467	+
265	265	[[image:image-20220602161935-10.png||height="498" width="800"]]
266	266
267	267
268		-3. See Uplink Command
269	269
270		-Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	472	+(% style="color:blue" %)**3. See Uplink Command**
271	271
	474	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	475	+
272	272	example: AT+SENDB=01,02,8,05820802581ea0a5
273	273
274	274	[[image:image-20220602162157-11.png||height="497" width="800"]]
275	275
276	276
277		-4. Check to see if TTN received the message
278	278
	482	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	483	+
279	279	[[image:image-20220602162331-12.png||height="420" width="800"]]
280	280
281	281
282	282
283		-== Example:Send PC's CPU/RAM usage to TTN via python ==
	488	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
284	284
285		-(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
286		-**Use python as an example：**
287	287
288		-(% class="wikigeneratedid" id="HPreconditions:" %)
289		-**Preconditions:**
	491	+**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]]
290	290
291		-1.LA66 USB LoRaWAN Adapter works fine
	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]])
292	292
293		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	495	+(% style="color:red" %)**Preconditions:**
294	294
295		-(% class="wikigeneratedid" id="HStepsforusage" %)
296		-**Steps for usage**
	497	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
297	297
298		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	499	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
299	299
300		-2.Run the python script in PC and see the TTN
301	301
	502	+
	503	+(% style="color:blue" %)**Steps for usage:**
	504	+
	505	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	506	+
	507	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	508	+
302	302	[[image:image-20220602115852-3.png||height="450" width="1187"]]
303	303
304	304
305	305
306		-== Example Send & Get Messages via LoRaWAN in RPi ==
	513	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
307	307
	515	+
308	308	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
309	309
310		-~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
311	311
312		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	519	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
313	313
	521	+[[image:image-20220723100439-2.png]]
314	314
315		-2. Install Minicom in RPi.
316	316
	524	+
	525	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	526	+
317	317	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
318	318
319		-(% class="mark" %)apt update
	529	+ (% style="background-color:yellow" %)**apt update**
320	320
321		-(% class="mark" %)apt install minicom
	531	+ (% style="background-color:yellow" %)**apt install minicom**
322	322
323	323
324	324	Use minicom to connect to the RPI's terminal
...	...	@@ -326,20 +326,27 @@
326	326	[[image:image-20220602153146-3.png||height="439" width="500"]]
327	327
328	328
329		-3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
330		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
331	331
	540	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	541	+
	542	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	543	+
	544	+
332	332	[[image:image-20220602154928-5.png||height="436" width="500"]]
333	333
334	334
335		-4. Send Uplink message
336	336
337		-Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	549	+(% style="color:blue" %)**4. Send Uplink message**
338	338
	551	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	552	+
339	339	example: AT+SENDB=01,02,8,05820802581ea0a5
340	340
	555	+
341	341	[[image:image-20220602160339-6.png||height="517" width="600"]]
342	342
	558	+
	559	+
343	343	Check to see if TTN received the message
344	344
345	345	[[image:image-20220602160627-7.png||height="369" width="800"]]
...	...	@@ -346,35 +346,132 @@
346	346
347	347
348	348
349		-== 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. ==
350	350
351	351
352		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	569	+=== 3.8.1 DRAGINO-LA66-APP ===
353	353
354	354
	572	+[[image:image-20220723102027-3.png]]
355	355
356		-= Order Info =
357	357
358		-Part Number:
359	359
360		-**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
	576	+==== (% style="color:blue" %)**Overview：**(%%) ====
361	361
362		-**XXX**: The default frequency band
363	363
364		-* **AS923**: LoRaWAN AS923 band
365		-* **AU915**: LoRaWAN AU915 band
366		-* **EU433**: LoRaWAN EU433 band
367		-* **EU868**: LoRaWAN EU868 band
368		-* **KR920**: LoRaWAN KR920 band
369		-* **US915**: LoRaWAN US915 band
370		-* **IN865**: LoRaWAN IN865 band
371		-* **CN470**: LoRaWAN CN470 band
372		-* **PP**: Peer to Peer LoRa Protocol
	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.
373	373
	581	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
374	374
375	375
376		-= Reference =
377	377
378		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	585	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
379	379
380		-
	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	+
	661	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	662	+
	663	+
	664	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	665	+
	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)
	667	+
	668	+[[image:image-20220723150132-2.png]]
	669	+
	670	+
	671	+
	672	+= 4.  Order Info =
	673	+
	674	+
	675	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	676	+
	677	+
	678	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	679	+
	680	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	681	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	682	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	683	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	684	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	685	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	686	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	687	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	688	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	689	+
	690	+
	691	+= 5.  Reference =
	692	+
	693	+
	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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