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
...	...	@@ -65,12 +65,8 @@
65	65	* Firmware upgradable via UART interface
66	66	* Ultra-long RF range
67	67
68		-
69		-
70		-
71	71	== 1.3  Specification ==
72	72
73		-
74	74	* CPU: 32-bit 48 MHz
75	75	* Flash: 256KB
76	76	* RAM: 64KB
...	...	@@ -89,28 +89,120 @@
89	89	* LoRa Rx current: <9 mA
90	90	* I/O Voltage: 3.3v
91	91
	85	+== 1.4  AT Command ==
92	92
93	93
	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.
94	94
95		-== 1.4  Pin Mapping & LED ==
96	96
97	97
98		-[[image:image-20220817085048-1.png||height="533" width="734"]]
	92	+== 1.5  Dimension ==
99	99
	94	+[[image:image-20220718094750-3.png]]
100	100
101	101
	97	+
	98	+== 1.6  Pin Mapping ==
	99	+
	100	+[[image:image-20220720111850-1.png]]
	101	+
	102	+
	103	+
	104	+== 1.7  Land Pattern ==
	105	+
	106	+[[image:image-20220517072821-2.png]]
	107	+
	108	+
	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	+(((
	121	+
	122	+)))
	123	+
	124	+(((
	125	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
	126	+)))
	127	+
	128	+(((
	129	+(((
	130	+(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely.  This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
	131	+)))
	132	+)))
	133	+
	134	+(((
	135	+(((
	136	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	137	+)))
	138	+)))
	139	+
	140	+(((
	141	+(((
	142	+Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
	143	+)))
	144	+)))
	145	+
	146	+(((
	147	+(((
	148	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	149	+)))
	150	+)))
	151	+
	152	+
	153	+
	154	+== 2.2  Features ==
	155	+
	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
	166	+
	167	+== 2.3  Specification ==
	168	+
	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
	186	+
	187	+== 2.4  LED ==
	188	+
	189	+
102	102	~1. The LED lights up red when there is an upstream data packet
103	103	2. When the network is successfully connected, the green light will be on for 5 seconds
104	104	3. Purple light on when receiving downlink data packets
105	105
106	106
107		-[[image:image-20220820112305-1.png||height="515" width="749"]]
108	108
	196	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
109	109
110	110
111		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112		-
113		-
114	114	**Show connection diagram：**
115	115
116	116
...	...	@@ -131,17 +131,11 @@
131	131	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]]
132	132
133	133
134		-[[image:image-20220726135239-1.png]]
135	135
136		-
137		-
138	138	(% 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**
139	139
140	140
141		-[[image:image-20220726135356-2.png]]
142	142
143		-
144		-
145	145	(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
146	146
147	147
...	...	@@ -149,7 +149,7 @@
149	149
150	150
151	151
152		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	231	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
153	153
154	154
155	155	(% style="color:blue" %)**1.  Open project**
...	...	@@ -162,7 +162,7 @@
162	162
163	163
164	164
165		-(% 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**
	244	+(% 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**
166	166
167	167
168	168	[[image:image-20220723172938-9.png||height="652" width="1050"]]
...	...	@@ -169,7 +169,7 @@
169	169
170	170
171	171
172		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	251	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
173	173
174	174
175	175	(% style="color:blue" %)**1.  Open project**
...	...	@@ -189,208 +189,437 @@
189	189
190	190
191	191
	271	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192	192
	273	+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/]]
193	193
194		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
	275	+[[image:image-20220723175700-12.png||height="602" width="995"]]
195	195
196	196
197		-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/]]
198	198
	279	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
199	199
200		-[[image:image-20220723175700-12.png||height="602" width="995"]]
201	201
	282	+=== 2.8.1  Items needed for update ===
202	202
203	203
204		-== 1.8  Example: How to join helium ==
	285	+1. LA66 LoRaWAN Shield
	286	+1. Arduino
	287	+1. USB TO TTL Adapter
205	205
	289	+[[image:image-20220602100052-2.png||height="385" width="600"]]
206	206
207		-(% style="color:blue" %)**1.  Create a new device.**
208	208
	292	+=== 2.8.2  Connection ===
209	209
210		-[[image:image-20220907165500-1.png||height="464" width="940"]]
211	211
	295	+[[image:image-20220602101311-3.png||height="276" width="600"]]
212	212
213	213
214		-(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
	298	+(((
	299	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	300	+)))
215	215
	302	+(((
	303	+(% style="background-color:yellow" %)**GND  <-> GND
	304	+TXD  <->  TXD
	305	+RXD  <->  RXD**
	306	+)))
216	216
217		-[[image:image-20220907165837-2.png||height="375" width="809"]]
218	218
	309	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
219	219
	311	+Connect USB TTL Adapter to PC after connecting the wires
220	220
221		-(% style="color:blue" %)**3.  Use AT commands.**
222	222
	314	+[[image:image-20220602102240-4.png||height="304" width="600"]]
223	223
224		-[[image:image-20220602100052-2.png||height="385" width="600"]]
225	225
	317	+=== 2.8.3  Upgrade steps ===
226	226
227	227
228		-(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
	320	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
229	229
230	230
231		-[[image:image-20220907170308-3.png||height="556" width="617"]]
	323	+[[image:image-20220602102824-5.png||height="306" width="600"]]
232	232
233	233
234	234
235		-(% style="color:blue" %)**5.  Network successfully.**
	327	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
236	236
237	237
238		-[[image:image-20220907170436-4.png]]
	330	+[[image:image-20220602104701-12.png||height="285" width="600"]]
239	239
240	240
241	241
242		-(% style="color:blue" %)**6.  Send uplink using command**
	334	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
243	243
244	244
245		-[[image:image-20220912084334-1.png]]
	337	+(((
	338	+(% 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/]]**
	339	+)))
246	246
247	247
248		-[[image:image-20220912084412-3.png]]
	342	+[[image:image-20220602103227-6.png]]
249	249
250	250
	345	+[[image:image-20220602103357-7.png]]
251	251
252		-[[image:image-20220907170744-6.png||height="242" width="798"]]
253	253
254	254
	349	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	350	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
255	255
256		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
257	257
	353	+[[image:image-20220602103844-8.png]]
258	258
259		-=== 1.9.1  Items needed for update ===
260	260
261	261
262		-1. LA66 LoRaWAN Shield
263		-1. Arduino
264		-1. USB TO TTL Adapter
	357	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	358	+(% style="color:blue" %)**3. Select the bin file to burn**
265	265
266		-[[image:image-20220602100052-2.png||height="385" width="600"]]
267	267
	361	+[[image:image-20220602104144-9.png]]
268	268
269	269
270		-=== 1.9.2  Connection ===
	364	+[[image:image-20220602104251-10.png]]
271	271
272	272
273		-[[image:image-20220602101311-3.png||height="276" width="600"]]
	367	+[[image:image-20220602104402-11.png]]
274	274
275	275
	370	+
	371	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	372	+(% style="color:blue" %)**4. Click to start the download**
	373	+
	374	+[[image:image-20220602104923-13.png]]
	375	+
	376	+
	377	+
	378	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	379	+(% style="color:blue" %)**5. Check update process**
	380	+
	381	+
	382	+[[image:image-20220602104948-14.png]]
	383	+
	384	+
	385	+
	386	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	387	+(% style="color:blue" %)**The following picture shows that the burning is successful**
	388	+
	389	+[[image:image-20220602105251-15.png]]
	390	+
	391	+
	392	+
	393	+= 3.  LA66 USB LoRaWAN Adapter =
	394	+
	395	+
	396	+== 3.1  Overview ==
	397	+
	398	+
	399	+[[image:image-20220715001142-3.png||height="145" width="220"]]
	400	+
	401	+
276	276	(((
277		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	403	+(% 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.
278	278	)))
279	279
280	280	(((
281		-(% style="background-color:yellow" %)**GND  <-> GND
282		-TXD  <->  TXD
283		-RXD  <->  RXD**
	407	+(% 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.
284	284	)))
285	285
	410	+(((
	411	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	412	+)))
286	286
287		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
	414	+(((
	415	+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.
	416	+)))
288	288
289		-Connect USB TTL Adapter to PC after connecting the wires
	418	+(((
	419	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	420	+)))
290	290
291	291
292		-[[image:image-20220602102240-4.png||height="304" width="600"]]
293	293
	424	+== 3.2  Features ==
294	294
	426	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	427	+* Ultra-long RF range
	428	+* Support LoRaWAN v1.0.4 protocol
	429	+* Support peer-to-peer protocol
	430	+* TCXO crystal to ensure RF performance on low temperature
	431	+* Spring RF antenna
	432	+* Available in different frequency LoRaWAN frequency bands.
	433	+* World-wide unique OTAA keys.
	434	+* AT Command via UART-TTL interface
	435	+* Firmware upgradable via UART interface
	436	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
295	295
296		-=== 1.9.3  Upgrade steps ===
	438	+== 3.3  Specification ==
297	297
	440	+* CPU: 32-bit 48 MHz
	441	+* Flash: 256KB
	442	+* RAM: 64KB
	443	+* Input Power Range: 5v
	444	+* Frequency Range: 150 MHz ~~ 960 MHz
	445	+* Maximum Power +22 dBm constant RF output
	446	+* High sensitivity: -148 dBm
	447	+* Temperature:
	448	+** Storage: -55 ~~ +125℃
	449	+** Operating: -40 ~~ +85℃
	450	+* Humidity:
	451	+** Storage: 5 ~~ 95% (Non-Condensing)
	452	+** Operating: 10 ~~ 95% (Non-Condensing)
	453	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	454	+* LoRa Rx current: <9 mA
298	298
	456	+== 3.4  Pin Mapping & LED ==
299	299
300		-==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
301	301
302	302
303		-[[image:image-20220602102824-5.png||height="306" width="600"]]
	460	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
304	304
305	305
	463	+(((
	464	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	465	+)))
306	306
307	307
308		-==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	468	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
309	309
310	310
311		-[[image:image-20220817085447-1.png]]
	471	+[[image:image-20220723100027-1.png]]
312	312
313	313
	474	+Open the serial port tool
314	314
	476	+[[image:image-20220602161617-8.png]]
315	315
316		-==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
	478	+[[image:image-20220602161718-9.png||height="457" width="800"]]
317	317
318	318
319	319
	482	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	483	+
	484	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	485	+
	486	+
	487	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	488	+
	489	+
	490	+
	491	+(% style="color:blue" %)**3. See Uplink Command**
	492	+
	493	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	494	+
	495	+example: AT+SENDB=01,02,8,05820802581ea0a5
	496	+
	497	+[[image:image-20220602162157-11.png||height="497" width="800"]]
	498	+
	499	+
	500	+
	501	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	502	+
	503	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	504	+
	505	+
	506	+
	507	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	508	+
	509	+
	510	+**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]]
	511	+
	512	+(**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]])
	513	+
	514	+(% style="color:red" %)**Preconditions:**
	515	+
	516	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	517	+
	518	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	519	+
	520	+
	521	+
	522	+(% style="color:blue" %)**Steps for usage:**
	523	+
	524	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	525	+
	526	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	527	+
	528	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	529	+
	530	+
	531	+
	532	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	533	+
	534	+
	535	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	536	+
	537	+
	538	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	539	+
	540	+[[image:image-20220723100439-2.png]]
	541	+
	542	+
	543	+
	544	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	545	+
	546	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	547	+
	548	+ (% style="background-color:yellow" %)**apt update**
	549	+
	550	+ (% style="background-color:yellow" %)**apt install minicom**
	551	+
	552	+
	553	+Use minicom to connect to the RPI's terminal
	554	+
	555	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	556	+
	557	+
	558	+
	559	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	560	+
	561	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	562	+
	563	+
	564	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	565	+
	566	+
	567	+
	568	+(% style="color:blue" %)**4. Send Uplink message**
	569	+
	570	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	571	+
	572	+example: AT+SENDB=01,02,8,05820802581ea0a5
	573	+
	574	+
	575	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	576	+
	577	+
	578	+
	579	+Check to see if TTN received the message
	580	+
	581	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	582	+
	583	+
	584	+
	585	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
	586	+
	587	+
	588	+=== 3.8.1 DRAGINO-LA66-APP ===
	589	+
	590	+
	591	+[[image:image-20220723102027-3.png]]
	592	+
	593	+
	594	+
	595	+==== (% style="color:blue" %)**Overview：**(%%) ====
	596	+
	597	+
320	320	(((
321		-(% 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]]**
	599	+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.
322	322	)))
323	323
	602	+(((
	603	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	604	+)))
324	324
325		-[[image:image-20220602103227-6.png]]
326	326
327	327
328		-[[image:image-20220602103357-7.png]]
	608	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
329	329
330	330
	611	+Requires a type-c to USB adapter
331	331
332		-(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
333		-(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
	613	+[[image:image-20220723104754-4.png]]
334	334
335	335
336		-[[image:image-20220602103844-8.png]]
337	337
	617	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
338	338
339	339
340		-(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
341		-(% style="color:blue" %)**3.  Select the bin file to burn**
	620	+Function and page introduction
342	342
	622	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
343	343
344		-[[image:image-20220602104144-9.png]]
345	345
	625	+1.Display LA66 USB LoRaWAN Module connection status
346	346
347		-[[image:image-20220602104251-10.png]]
	627	+2.Check and reconnect
348	348
	629	+3.Turn send timestamps on or off
349	349
350		-[[image:image-20220602104402-11.png]]
	631	+4.Display LoRaWan connection status
351	351
	633	+5.Check LoRaWan connection status
352	352
	635	+6.The RSSI value of the node when the ACK is received
353	353
354		-(% class="wikigeneratedid" id="HClicktostartthedownload" %)
355		-(% style="color:blue" %)**4.  Click to start the download**
	637	+7.Node's Signal Strength Icon
356	356
	639	+8.Set the packet sending interval of the node in seconds
357	357
358		-[[image:image-20220602104923-13.png]]
	641	+9.AT command input box
359	359
	643	+10.Send AT command button
360	360
	645	+11.Node log box
361	361
362		-(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
363		-(% style="color:blue" %)**5.  Check update process**
	647	+12.clear log button
364	364
	649	+13.exit button
365	365
366		-[[image:image-20220602104948-14.png]]
367	367
	652	+LA66 USB LoRaWAN Module not connected
368	368
	654	+[[image:image-20220723110520-5.png||height="903" width="677"]]
369	369
370		-(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
371		-(% style="color:blue" %)**The following picture shows that the burning is successful**
372	372
373	373
374		-[[image:image-20220602105251-15.png]]
	658	+Connect LA66 USB LoRaWAN Module
375	375
	660	+[[image:image-20220723110626-6.png||height="906" width="680"]]
376	376
377	377
378		-= 2.  FAQ =
379	379
	664	+=== 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 ===
380	380
381		-== 2.1  How to Compile Source Code for LA66? ==
382	382
	667	+(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
383	383
384		-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]]
	669	+[[image:image-20220723134549-8.png]]
385	385
386	386
387	387
388		-= 3.  Order Info =
	673	+(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
389	389
	675	+Sample JSON file please go to this link to download：放置JSON文件的链接
390	390
391		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	677	+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/]]
392	392
	679	+The following is the positioning effect map
393	393
	681	+[[image:image-20220723144339-1.png]]
	682	+
	683	+
	684	+
	685	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	686	+
	687	+
	688	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	689	+
	690	+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)
	691	+
	692	+[[image:image-20220723150132-2.png]]
	693	+
	694	+
	695	+
	696	+= 4.  Order Info =
	697	+
	698	+
	699	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	700	+
	701	+
394	394	(% style="color:blue" %)**XXX**(%%): The default frequency band
395	395
396	396	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
...	...	@@ -405,10 +405,7 @@
405	405
406	406
407	407
	716	+= 5.  Reference =
408	408
409		-= 4.  Reference =
410	410
411		-
412		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
413		-
414		-
	719	+* 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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