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Details

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Title

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1		-LA66 LoRaWAN Shield User Manual
	1	+LA66 LoRaWAN Module

Content

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6	6
7	7
8	8
	9	+= 1.  LA66 LoRaWAN Module =
9	9
10		-= 1.  LA66 LoRaWAN Shield =
11	11
	12	+== 1.1  What is LA66 LoRaWAN Module ==
12	12
13		-== 1.1  Overview ==
14	14
15		-
16	16	(((
17		-[[image:image-20220715000826-2.png||height="145" width="220"]]
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18	18	)))
19	19
20	20	(((
...	...	@@ -22,12 +22,13 @@
22	22	)))
23	23
24	24	(((
25		-(% 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.
	25	+(% 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	26	)))
	27	+)))
27	27
28	28	(((
29	29	(((
30		-(% 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.
	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.
31	31	)))
32	32	)))
33	33
...	...	@@ -35,10 +35,8 @@
35	35	(((
36	36	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37	37	)))
38		-)))
39	39
40	40	(((
41		-(((
42	42	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.
43	43	)))
44	44	)))
...	...	@@ -53,12 +53,10 @@
53	53
54	54	== 1.2  Features ==
55	55
56		-
57		-* Arduino Shield base on LA66 LoRaWAN module
58		-* Support LoRaWAN v1.0.3 protocol
	55	+* Support LoRaWAN v1.0.4 protocol
59	59	* Support peer-to-peer protocol
60	60	* TCXO crystal to ensure RF performance on low temperature
61		-* SMA connector
	58	+* SMD Antenna pad and i-pex antenna connector
62	62	* Available in different frequency LoRaWAN frequency bands.
63	63	* World-wide unique OTAA keys.
64	64	* AT Command via UART-TTL interface
...	...	@@ -67,7 +67,6 @@
67	67
68	68	== 1.3  Specification ==
69	69
70		-
71	71	* CPU: 32-bit 48 MHz
72	72	* Flash: 256KB
73	73	* RAM: 64KB
...	...	@@ -86,90 +86,156 @@
86	86	* LoRa Rx current: <9 mA
87	87	* I/O Voltage: 3.3v
88	88
89		-== 1.4  Pin Mapping & LED ==
	85	+== 1.4  AT Command ==
90	90
91	91
92		-[[image:image-20220817085048-1.png||height="533" width="734"]]
	88	+AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93	93
94	94
95	95
96		-~1. The LED lights up red when there is an upstream data packet
97		-2. When the network is successfully connected, the green light will be on for 5 seconds
98		-3. Purple light on when receiving downlink data packets
	92	+== 1.5  Dimension ==
99	99
	94	+[[image:image-20220718094750-3.png]]
100	100
101		-[[image:image-20220820112305-1.png||height="515" width="749"]]
102	102
103	103
	98	+== 1.6  Pin Mapping ==
104	104
105		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	100	+[[image:image-20220720111850-1.png]]
106	106
107	107
108		-**Show connection diagram：**
109	109
	104	+== 1.7  Land Pattern ==
110	110
111		-[[image:image-20220723170210-2.png||height="908" width="681"]]
	106	+[[image:image-20220517072821-2.png]]
112	112
113	113
114	114
115		-(% style="color:blue" %)**1.  open Arduino IDE**
	110	+= 2.  LA66 LoRaWAN Shield =
116	116
117	117
118		-[[image:image-20220723170545-4.png]]
	113	+== 2.1  Overview ==
119	119
120	120
	116	+(((
	117	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	118	+)))
121	121
122		-(% style="color:blue" %)**2.  Open project**
	120	+(((
	121	+
	122	+)))
123	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	+)))
124	124
125		-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]]
	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	+)))
126	126
	134	+(((
	135	+(((
	136	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	137	+)))
	138	+)))
127	127
128		-[[image:image-20220726135239-1.png]]
	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	+)))
129	129
	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	+)))
130	130
131	131
132		-(% 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**
133	133
	154	+== 2.2  Features ==
134	134
135		-[[image:image-20220726135356-2.png]]
	156	+* Arduino Shield base on LA66 LoRaWAN module
	157	+* Support LoRaWAN v1.0.4 protocol
	158	+* Support peer-to-peer protocol
	159	+* TCXO crystal to ensure RF performance on low temperature
	160	+* SMA connector
	161	+* Available in different frequency LoRaWAN frequency bands.
	162	+* World-wide unique OTAA keys.
	163	+* AT Command via UART-TTL interface
	164	+* Firmware upgradable via UART interface
	165	+* Ultra-long RF range
136	136
	167	+== 2.3  Specification ==
137	137
	169	+* CPU: 32-bit 48 MHz
	170	+* Flash: 256KB
	171	+* RAM: 64KB
	172	+* Input Power Range: 1.8v ~~ 3.7v
	173	+* Power Consumption: < 4uA.
	174	+* Frequency Range: 150 MHz ~~ 960 MHz
	175	+* Maximum Power +22 dBm constant RF output
	176	+* High sensitivity: -148 dBm
	177	+* Temperature:
	178	+** Storage: -55 ~~ +125℃
	179	+** Operating: -40 ~~ +85℃
	180	+* Humidity:
	181	+** Storage: 5 ~~ 95% (Non-Condensing)
	182	+** Operating: 10 ~~ 95% (Non-Condensing)
	183	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	184	+* LoRa Rx current: <9 mA
	185	+* I/O Voltage: 3.3v
138	138
139		-(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	187	+== 2.4  LED ==
140	140
	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
141	141
142		-[[image:image-20220723172235-7.png||height="480" width="1027"]]
143	143
	194	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
144	144
	196	+Show connection diagram：
145	145
146		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	198	+[[image:image-20220723170210-2.png||height="908" width="681"]]
147	147
	200	+1.open Arduino IDE
148	148
149		-(% style="color:blue" %)**1.  Open project**
	202	+[[image:image-20220723170545-4.png]]
150	150
	204	+2.Open project
151	151
152		-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]]
	206	+[[image:image-20220723170750-5.png||height="533" width="930"]]
153	153
	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
154	154
155		-[[image:image-20220723172502-8.png]]
	210	+[[image:image-20220723171228-6.png]]
156	156
	212	+4.After the upload is successful, open the serial port monitoring and send the AT command
157	157
	214	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
158	158
159		-(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	216	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
160	160
	218	+1.Open project
161	161
	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	+
162	162	[[image:image-20220723172938-9.png||height="652" width="1050"]]
163	163
164	164
165	165
166		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	228	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167	167
168	168
169		-(% style="color:blue" %)**1.  Open project**
	231	+**1.  Open project**
170	170
171	171
172		-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]]
	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]]
173	173
174	174
175	175	[[image:image-20220723173341-10.png||height="581" width="1014"]]
...	...	@@ -176,7 +176,7 @@
176	176
177	177
178	178
179		-(% 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**
	241	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
180	180
181	181
182	182	[[image:image-20220723173950-11.png||height="665" width="1012"]]
...	...	@@ -183,57 +183,20 @@
183	183
184	184
185	185
	248	+**3.  Integration into Node-red via TTNV3**
186	186
	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/]]
187	187
188		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189		-
190		-
191		-For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
192		-
193		-
194	194	[[image:image-20220723175700-12.png||height="602" width="995"]]
195	195
196		-== 1.8 Example: How to join helium ==
197	197
198	198
199		-(% style="color:blue" %)**1. Create a new device.**
	256	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
200	200
201		-[[image:image-20220907165500-1.png||height="464" width="940"]]
202	202
	259	+=== 2.8.1  Items needed for update ===
203	203
204		-(% style="color:blue" %)**2. Save the device after filling in the necessary information.**
205	205
206		-[[image:image-20220907165837-2.png||height="375" width="809"]]
207		-
208		-
209		-(% style="color:blue" %)**3.  Use AT commands.**
210		-
211		-[[image:image-20220602100052-2.png||height="385" width="600"]]
212		-
213		-
214		-(% style="color:#0000ff" %)**4.Use command AT+CFG to get device configuration**
215		-
216		-[[image:image-20220907170308-3.png||height="556" width="617"]]
217		-
218		-
219		-(% style="color:blue" %)**5.  Network successfully.**
220		-
221		-[[image:image-20220907170436-4.png]]
222		-
223		-
224		-(% style="color:blue" %)**6.  Send uplink using command**
225		-
226		-[[image:image-20220907170659-5.png]]
227		-
228		-[[image:image-20220907170744-6.png||height="242" width="798"]]
229		-
230		-
231		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
232		-
233		-
234		-=== 1.9.1  Items needed for update ===
235		-
236		-
237	237	1. LA66 LoRaWAN Shield
238	238	1. Arduino
239	239	1. USB TO TTL Adapter
...	...	@@ -241,10 +241,9 @@
241	241	[[image:image-20220602100052-2.png||height="385" width="600"]]
242	242
243	243
	269	+=== 2.8.2  Connection ===
244	244
245		-=== 1.9.2  Connection ===
246	246
247		-
248	248	[[image:image-20220602101311-3.png||height="276" width="600"]]
249	249
250	250
...	...	@@ -267,11 +267,9 @@
267	267	[[image:image-20220602102240-4.png||height="304" width="600"]]
268	268
269	269
	294	+=== 2.8.3  Upgrade steps ===
270	270
271		-=== 1.9.3  Upgrade steps ===
272	272
273		-
274		-
275	275	==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
276	276
277	277
...	...	@@ -282,16 +282,15 @@
282	282	==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
283	283
284	284
285		-[[image:image-20220817085447-1.png]]
	307	+[[image:image-20220602104701-12.png||height="285" width="600"]]
286	286
287	287
288	288
289		-
290	290	==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
291	291
292	292
293	293	(((
294		-(% style="color:blue" %)**1. Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
	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/]]**
295	295	)))
296	296
297	297
...	...	@@ -327,7 +327,6 @@
327	327	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
328	328	(% style="color:blue" %)**4. Click to start the download**
329	329
330		-
331	331	[[image:image-20220602104923-13.png]]
332	332
333	333
...	...	@@ -343,27 +343,318 @@
343	343	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
344	344	(% style="color:blue" %)**The following picture shows that the burning is successful**
345	345
346		-
347	347	[[image:image-20220602105251-15.png]]
348	348
349	349
350	350
351		-= 2.  FAQ =
	370	+= 3.  LA66 USB LoRaWAN Adapter =
352	352
353	353
354		-== 2.1  How to Compile Source Code for LA66? ==
	373	+== 3.1  Overview ==
355	355
356	356
357		-Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
	376	+[[image:image-20220715001142-3.png||height="145" width="220"]]
358	358
359	359
	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	+)))
360	360
361		-= 3.  Order Info =
	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	+)))
362	362
	387	+(((
	388	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	389	+)))
363	363
364		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	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	+)))
365	365
	395	+(((
	396	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	397	+)))
366	366
	399	+
	400	+
	401	+== 3.2  Features ==
	402	+
	403	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	404	+* Ultra-long RF range
	405	+* Support LoRaWAN v1.0.4 protocol
	406	+* Support peer-to-peer protocol
	407	+* TCXO crystal to ensure RF performance on low temperature
	408	+* Spring RF antenna
	409	+* Available in different frequency LoRaWAN frequency bands.
	410	+* World-wide unique OTAA keys.
	411	+* AT Command via UART-TTL interface
	412	+* Firmware upgradable via UART interface
	413	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
	414	+
	415	+
	416	+
	417	+== 3.3  Specification ==
	418	+
	419	+* CPU: 32-bit 48 MHz
	420	+* Flash: 256KB
	421	+* RAM: 64KB
	422	+* Input Power Range: 5v
	423	+* Frequency Range: 150 MHz ~~ 960 MHz
	424	+* Maximum Power +22 dBm constant RF output
	425	+* High sensitivity: -148 dBm
	426	+* Temperature:
	427	+** Storage: -55 ~~ +125℃
	428	+** Operating: -40 ~~ +85℃
	429	+* Humidity:
	430	+** Storage: 5 ~~ 95% (Non-Condensing)
	431	+** Operating: 10 ~~ 95% (Non-Condensing)
	432	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	433	+* LoRa Rx current: <9 mA
	434	+
	435	+
	436	+
	437	+== 3.4  Pin Mapping & LED ==
	438	+
	439	+
	440	+
	441	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	442	+
	443	+
	444	+(((
	445	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	446	+)))
	447	+
	448	+
	449	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
	450	+
	451	+
	452	+[[image:image-20220723100027-1.png]]
	453	+
	454	+
	455	+Open the serial port tool
	456	+
	457	+[[image:image-20220602161617-8.png]]
	458	+
	459	+[[image:image-20220602161718-9.png||height="457" width="800"]]
	460	+
	461	+
	462	+
	463	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	464	+
	465	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	466	+
	467	+
	468	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	469	+
	470	+
	471	+
	472	+(% style="color:blue" %)**3. See Uplink Command**
	473	+
	474	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	475	+
	476	+example: AT+SENDB=01,02,8,05820802581ea0a5
	477	+
	478	+[[image:image-20220602162157-11.png||height="497" width="800"]]
	479	+
	480	+
	481	+
	482	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	483	+
	484	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	485	+
	486	+
	487	+
	488	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	489	+
	490	+
	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]]
	492	+
	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]])
	494	+
	495	+(% style="color:red" %)**Preconditions:**
	496	+
	497	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	498	+
	499	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	500	+
	501	+
	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	+
	509	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	510	+
	511	+
	512	+
	513	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	514	+
	515	+
	516	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	517	+
	518	+
	519	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	520	+
	521	+[[image:image-20220723100439-2.png]]
	522	+
	523	+
	524	+
	525	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	526	+
	527	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	528	+
	529	+ (% style="background-color:yellow" %)**apt update**
	530	+
	531	+ (% style="background-color:yellow" %)**apt install minicom**
	532	+
	533	+
	534	+Use minicom to connect to the RPI's terminal
	535	+
	536	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	537	+
	538	+
	539	+
	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	+
	545	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	546	+
	547	+
	548	+
	549	+(% style="color:blue" %)**4. Send Uplink message**
	550	+
	551	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	552	+
	553	+example: AT+SENDB=01,02,8,05820802581ea0a5
	554	+
	555	+
	556	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	557	+
	558	+
	559	+
	560	+Check to see if TTN received the message
	561	+
	562	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	563	+
	564	+
	565	+
	566	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
	567	+
	568	+
	569	+=== 3.8.1 DRAGINO-LA66-APP ===
	570	+
	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	+
	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	+
367	367	(% style="color:blue" %)**XXX**(%%): The default frequency band
368	368
369	369	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
...	...	@@ -376,9 +376,8 @@
376	376	* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
377	377	* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
378	378
379		-= 4.  Reference =
380	380
	691	+= 5.  Reference =
381	381
382		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
383	383
384		-
	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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