Summary

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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
...	...	@@ -65,9 +65,9 @@
65	65	* Firmware upgradable via UART interface
66	66	* Ultra-long RF range
67	67
	65	+
68	68	== 1.3  Specification ==
69	69
70		-
71	71	* CPU: 32-bit 48 MHz
72	72	* Flash: 256KB
73	73	* RAM: 64KB
...	...	@@ -86,154 +86,209 @@
86	86	* LoRa Rx current: <9 mA
87	87	* I/O Voltage: 3.3v
88	88
89		-== 1.4  Pin Mapping & LED ==
90	90
	87	+== 1.4  AT Command ==
91	91
92		-[[image:image-20220817085048-1.png||height="533" width="734"]]
93	93
	90	+AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
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
99	99
	94	+== 1.5  Dimension ==
100	100
101		-[[image:image-20220820112305-1.png||height="515" width="749"]]
	96	+[[image:image-20220718094750-3.png]]
102	102
103	103
104	104
105		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	100	+== 1.6  Pin Mapping ==
106	106
	102	+[[image:image-20220720111850-1.png]]
107	107
108		-**Show connection diagram：**
109	109
110	110
111		-[[image:image-20220723170210-2.png||height="908" width="681"]]
	106	+== 1.7  Land Pattern ==
112	112
	108	+[[image:image-20220517072821-2.png]]
113	113
114	114
115		-(% style="color:blue" %)**1.  open Arduino IDE**
116	116
	112	+= 2.  LA66 LoRaWAN Shield =
117	117
118		-[[image:image-20220723170545-4.png]]
119	119
	115	+== 2.1  Overview ==
120	120
121	121
122		-(% style="color:blue" %)**2.  Open project**
	118	+(((
	119	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	120	+)))
123	123
	122	+(((
	123	+
	124	+)))
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]]
	126	+(((
	127	+(% 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.
	128	+)))
126	126
	130	+(((
	131	+(((
	132	+(% 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.
	133	+)))
	134	+)))
127	127
128		-[[image:image-20220726135239-1.png]]
	136	+(((
	137	+(((
	138	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	139	+)))
	140	+)))
129	129
	142	+(((
	143	+(((
	144	+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.
	145	+)))
	146	+)))
130	130
	148	+(((
	149	+(((
	150	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	151	+)))
	152	+)))
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
134	134
135		-[[image:image-20220726135356-2.png]]
	156	+== 2.2  Features ==
136	136
	158	+* Arduino Shield base on LA66 LoRaWAN module
	159	+* Support LoRaWAN v1.0.4 protocol
	160	+* Support peer-to-peer protocol
	161	+* TCXO crystal to ensure RF performance on low temperature
	162	+* SMA connector
	163	+* Available in different frequency LoRaWAN frequency bands.
	164	+* World-wide unique OTAA keys.
	165	+* AT Command via UART-TTL interface
	166	+* Firmware upgradable via UART interface
	167	+* Ultra-long RF range
137	137
138	138
139		-(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	170	+== 2.3  Specification ==
140	140
	172	+* CPU: 32-bit 48 MHz
	173	+* Flash: 256KB
	174	+* RAM: 64KB
	175	+* Input Power Range: 1.8v ~~ 3.7v
	176	+* Power Consumption: < 4uA.
	177	+* Frequency Range: 150 MHz ~~ 960 MHz
	178	+* Maximum Power +22 dBm constant RF output
	179	+* High sensitivity: -148 dBm
	180	+* Temperature:
	181	+** Storage: -55 ~~ +125℃
	182	+** Operating: -40 ~~ +85℃
	183	+* Humidity:
	184	+** Storage: 5 ~~ 95% (Non-Condensing)
	185	+** Operating: 10 ~~ 95% (Non-Condensing)
	186	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	187	+* LoRa Rx current: <9 mA
	188	+* I/O Voltage: 3.3v
141	141
142		-[[image:image-20220723172235-7.png||height="480" width="1027"]]
143	143
	191	+== 2.4  LED ==
144	144
145	145
146		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	194	+~1. The LED lights up red when there is an upstream data packet
	195	+2. When the network is successfully connected, the green light will be on for 5 seconds
	196	+3. Purple light on when receiving downlink data packets
147	147
148	148
149		-(% style="color:blue" %)**1.  Open project**
150	150
	200	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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]]
153	153
	203	+**Show connection diagram：**
154	154
155		-[[image:image-20220723172502-8.png]]
156	156
	206	+[[image:image-20220723170210-2.png||height="908" width="681"]]
157	157
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**
160	160
	210	+(% style="color:blue" %)**1.  open Arduino IDE**
161	161
162		-[[image:image-20220723172938-9.png||height="652" width="1050"]]
163	163
	213	+[[image:image-20220723170545-4.png]]
164	164
165	165
166		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167	167
	217	+(% style="color:blue" %)**2.  Open project**
168	168
169		-(% style="color:blue" %)**1.  Open project**
170	170
	220	+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]]
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]]
173	173
174	174
175		-[[image:image-20220723173341-10.png||height="581" width="1014"]]
	224	+(% 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**
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**
	228	+(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
180	180
181	181
182		-[[image:image-20220723173950-11.png||height="665" width="1012"]]
	231	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
183	183
184	184
185	185
	235	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
186	186
187	187
188		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	238	+(% style="color:blue" %)**1.  Open project**
189	189
190	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/]]
	241	+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]]
192	192
193	193
194		-[[image:image-20220723175700-12.png||height="602" width="995"]]
	244	+[[image:image-20220723172502-8.png]]
195	195
196		-== 1.8 Example: How to join helium ==
197	197
198	198
199		-(% style="color:blue" %)**1. Create a new device.**
	248	+(% 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**
200	200
201		-[[image:image-20220907165500-1.png||height="464" width="940"]]
202	202
	251	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
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	207
	255	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
208	208
209		-(% style="color:blue" %)**3.  Use AT commands.**
210	210
211		-[[image:image-20220602100052-2.png||height="385" width="600"]]
	258	+(% style="color:blue" %)**1.  Open project**
212	212
213	213
214		-(% style="color:#0000ff" %)**4.Use command AT+CFG to get device configuration**
	261	+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]]
215	215
216		-[[image:image-20220907170308-3.png||height="556" width="617"]]
217	217
	264	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
218	218
219		-(% style="color:blue" %)**5.  Network successfully.**
220	220
221		-[[image:image-20220907170436-4.png]]
222	222
	268	+(% 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**
223	223
224		-(% style="color:blue" %)**6.  Send uplink using command**
225	225
226		-[[image:image-20220907170659-5.png]]
	271	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
227	227
228		-[[image:image-20220907170744-6.png||height="242" width="798"]]
229	229
230	230
231		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
	275	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
232	232
	277	+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/]]
233	233
234		-=== 1.9.1  Items needed for update ===
	279	+[[image:image-20220723175700-12.png||height="602" width="995"]]
235	235
236	236
	282	+
	283	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	284	+
	285	+
	286	+=== 2.8.1  Items needed for update ===
	287	+
	288	+
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
	296	+=== 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
	321	+=== 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]]
	334	+[[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]]**
	342	+(% 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 +343,314 @@
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 =
	397	+= 3.  LA66 USB LoRaWAN Adapter =
352	352
353	353
354		-== 2.1  How to Compile Source Code for LA66? ==
	400	+== 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]]
	403	+[[image:image-20220715001142-3.png||height="145" width="220"]]
358	358
359	359
	406	+(((
	407	+(% 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.
	408	+)))
360	360
361		-= 3.  Order Info =
	410	+(((
	411	+(% 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.
	412	+)))
362	362
	414	+(((
	415	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	416	+)))
363	363
364		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	418	+(((
	419	+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.
	420	+)))
365	365
	422	+(((
	423	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	424	+)))
366	366
	426	+
	427	+
	428	+== 3.2  Features ==
	429	+
	430	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	431	+* Ultra-long RF range
	432	+* Support LoRaWAN v1.0.4 protocol
	433	+* Support peer-to-peer protocol
	434	+* TCXO crystal to ensure RF performance on low temperature
	435	+* Spring RF antenna
	436	+* Available in different frequency LoRaWAN frequency bands.
	437	+* World-wide unique OTAA keys.
	438	+* AT Command via UART-TTL interface
	439	+* Firmware upgradable via UART interface
	440	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
	441	+
	442	+== 3.3  Specification ==
	443	+
	444	+* CPU: 32-bit 48 MHz
	445	+* Flash: 256KB
	446	+* RAM: 64KB
	447	+* Input Power Range: 5v
	448	+* Frequency Range: 150 MHz ~~ 960 MHz
	449	+* Maximum Power +22 dBm constant RF output
	450	+* High sensitivity: -148 dBm
	451	+* Temperature:
	452	+** Storage: -55 ~~ +125℃
	453	+** Operating: -40 ~~ +85℃
	454	+* Humidity:
	455	+** Storage: 5 ~~ 95% (Non-Condensing)
	456	+** Operating: 10 ~~ 95% (Non-Condensing)
	457	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	458	+* LoRa Rx current: <9 mA
	459	+
	460	+== 3.4  Pin Mapping & LED ==
	461	+
	462	+
	463	+
	464	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	465	+
	466	+
	467	+(((
	468	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	469	+)))
	470	+
	471	+
	472	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
	473	+
	474	+
	475	+[[image:image-20220723100027-1.png]]
	476	+
	477	+
	478	+Open the serial port tool
	479	+
	480	+[[image:image-20220602161617-8.png]]
	481	+
	482	+[[image:image-20220602161718-9.png||height="457" width="800"]]
	483	+
	484	+
	485	+
	486	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	487	+
	488	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	489	+
	490	+
	491	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	492	+
	493	+
	494	+
	495	+(% style="color:blue" %)**3. See Uplink Command**
	496	+
	497	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	498	+
	499	+example: AT+SENDB=01,02,8,05820802581ea0a5
	500	+
	501	+[[image:image-20220602162157-11.png||height="497" width="800"]]
	502	+
	503	+
	504	+
	505	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	506	+
	507	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	508	+
	509	+
	510	+
	511	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	512	+
	513	+
	514	+**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]]
	515	+
	516	+(**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]])
	517	+
	518	+(% style="color:red" %)**Preconditions:**
	519	+
	520	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	521	+
	522	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	523	+
	524	+
	525	+
	526	+(% style="color:blue" %)**Steps for usage:**
	527	+
	528	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	529	+
	530	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	531	+
	532	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	533	+
	534	+
	535	+
	536	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	537	+
	538	+
	539	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	540	+
	541	+
	542	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	543	+
	544	+[[image:image-20220723100439-2.png]]
	545	+
	546	+
	547	+
	548	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	549	+
	550	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	551	+
	552	+ (% style="background-color:yellow" %)**apt update**
	553	+
	554	+ (% style="background-color:yellow" %)**apt install minicom**
	555	+
	556	+
	557	+Use minicom to connect to the RPI's terminal
	558	+
	559	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	560	+
	561	+
	562	+
	563	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	564	+
	565	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	566	+
	567	+
	568	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	569	+
	570	+
	571	+
	572	+(% style="color:blue" %)**4. Send Uplink message**
	573	+
	574	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	575	+
	576	+example: AT+SENDB=01,02,8,05820802581ea0a5
	577	+
	578	+
	579	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	580	+
	581	+
	582	+
	583	+Check to see if TTN received the message
	584	+
	585	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	586	+
	587	+
	588	+
	589	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
	590	+
	591	+
	592	+=== 3.8.1 DRAGINO-LA66-APP ===
	593	+
	594	+
	595	+[[image:image-20220723102027-3.png]]
	596	+
	597	+
	598	+
	599	+==== (% style="color:blue" %)**Overview：**(%%) ====
	600	+
	601	+
	602	+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.
	603	+
	604	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	605	+
	606	+
	607	+
	608	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	609	+
	610	+
	611	+Requires a type-c to USB adapter
	612	+
	613	+[[image:image-20220723104754-4.png]]
	614	+
	615	+
	616	+
	617	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	618	+
	619	+
	620	+Function and page introduction
	621	+
	622	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	623	+
	624	+1.Display LA66 USB LoRaWAN Module connection status
	625	+
	626	+2.Check and reconnect
	627	+
	628	+3.Turn send timestamps on or off
	629	+
	630	+4.Display LoRaWan connection status
	631	+
	632	+5.Check LoRaWan connection status
	633	+
	634	+6.The RSSI value of the node when the ACK is received
	635	+
	636	+7.Node's Signal Strength Icon
	637	+
	638	+8.Set the packet sending interval of the node in seconds
	639	+
	640	+9.AT command input box
	641	+
	642	+10.Send AT command button
	643	+
	644	+11.Node log box
	645	+
	646	+12.clear log button
	647	+
	648	+13.exit button
	649	+
	650	+
	651	+LA66 USB LoRaWAN Module not connected
	652	+
	653	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	654	+
	655	+
	656	+
	657	+Connect LA66 USB LoRaWAN Module
	658	+
	659	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	660	+
	661	+
	662	+
	663	+=== 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 ===
	664	+
	665	+
	666	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	667	+
	668	+[[image:image-20220723134549-8.png]]
	669	+
	670	+
	671	+
	672	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	673	+
	674	+Sample JSON file please go to this link to download：放置JSON文件的链接
	675	+
	676	+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/]]
	677	+
	678	+The following is the positioning effect map
	679	+
	680	+[[image:image-20220723144339-1.png]]
	681	+
	682	+
	683	+
	684	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	685	+
	686	+
	687	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	688	+
	689	+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)
	690	+
	691	+[[image:image-20220723150132-2.png]]
	692	+
	693	+
	694	+
	695	+= 4.  Order Info =
	696	+
	697	+
	698	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	699	+
	700	+
367	367	(% style="color:blue" %)**XXX**(%%): The default frequency band
368	368
369	369	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
...	...	@@ -376,9 +376,7 @@
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 =
	713	+= 5.  Reference =
380	380
381	381
382		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
383		-
384		-
	716	+* 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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