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	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
15	15
16	16	(((
	21	+
	22	+)))
	23	+
	24	+(((
	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	+)))
	27	+)))
	28	+
	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	+)))
	34	+
	35	+(((
	36	+(((
	37	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	38	+)))
	39	+
	40	+(((
	41	+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	+)))
	44	+
	45	+(((
	46	+(((
	47	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	48	+)))
	49	+)))
	50	+
	51	+
	52	+
	53	+== 1.2  Features ==
	54	+
	55	+* Support LoRaWAN v1.0.4 protocol
	56	+* Support peer-to-peer protocol
	57	+* TCXO crystal to ensure RF performance on low temperature
	58	+* SMD Antenna pad and i-pex antenna connector
	59	+* Available in different frequency LoRaWAN frequency bands.
	60	+* World-wide unique OTAA keys.
	61	+* AT Command via UART-TTL interface
	62	+* Firmware upgradable via UART interface
	63	+* Ultra-long RF range
	64	+
	65	+== 1.3  Specification ==
	66	+
	67	+* CPU: 32-bit 48 MHz
	68	+* Flash: 256KB
	69	+* RAM: 64KB
	70	+* Input Power Range: 1.8v ~~ 3.7v
	71	+* Power Consumption: < 4uA.
	72	+* Frequency Range: 150 MHz ~~ 960 MHz
	73	+* Maximum Power +22 dBm constant RF output
	74	+* High sensitivity: -148 dBm
	75	+* Temperature:
	76	+** Storage: -55 ~~ +125℃
	77	+** Operating: -40 ~~ +85℃
	78	+* Humidity:
	79	+** Storage: 5 ~~ 95% (Non-Condensing)
	80	+** Operating: 10 ~~ 95% (Non-Condensing)
	81	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	82	+* LoRa Rx current: <9 mA
	83	+* I/O Voltage: 3.3v
	84	+
	85	+== 1.4  AT Command ==
	86	+
	87	+
	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.
	89	+
	90	+
	91	+
	92	+== 1.5  Dimension ==
	93	+
	94	+[[image:image-20220718094750-3.png]]
	95	+
	96	+
	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	+(((
17	17	[[image:image-20220715000826-2.png||height="145" width="220"]]
18	18	)))
19	19
...	...	@@ -51,11 +51,10 @@
51	51
52	52
53	53
54		-== 1.2  Features ==
	154	+== 2.2  Features ==
55	55
56		-
57	57	* Arduino Shield base on LA66 LoRaWAN module
58		-* Support LoRaWAN v1.0.3 protocol
	157	+* 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	61	* SMA connector
...	...	@@ -65,9 +65,8 @@
65	65	* Firmware upgradable via UART interface
66	66	* Ultra-long RF range
67	67
68		-== 1.3  Specification ==
	167	+== 2.3  Specification ==
69	69
70		-
71	71	* CPU: 32-bit 48 MHz
72	72	* Flash: 256KB
73	73	* RAM: 64KB
...	...	@@ -86,25 +86,18 @@
86	86	* LoRa Rx current: <9 mA
87	87	* I/O Voltage: 3.3v
88	88
89		-== 1.4  Pin Mapping & LED ==
	187	+== 2.4  LED ==
90	90
91	91
92		-[[image:image-20220817085048-1.png||height="533" width="734"]]
93		-
94		-
95		-
96	96	~1. The LED lights up red when there is an upstream data packet
97	97	2. When the network is successfully connected, the green light will be on for 5 seconds
98	98	3. Purple light on when receiving downlink data packets
99	99
100	100
101		-[[image:image-20220820112305-1.png||height="515" width="749"]]
102	102
	196	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
103	103
104	104
105		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
106		-
107		-
108	108	**Show connection diagram：**
109	109
110	110
...	...	@@ -124,18 +124,14 @@
124	124
125	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	126
127		-
128	128	[[image:image-20220726135239-1.png]]
129	129
130	130
131		-
132	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		-
135	135	[[image:image-20220726135356-2.png]]
136	136
137	137
138		-
139	139	(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
140	140
141	141
...	...	@@ -143,7 +143,7 @@
143	143
144	144
145	145
146		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	233	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147	147
148	148
149	149	(% style="color:blue" %)**1.  Open project**
...	...	@@ -156,7 +156,7 @@
156	156
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**
	246	+(% 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**
160	160
161	161
162	162	[[image:image-20220723172938-9.png||height="652" width="1050"]]
...	...	@@ -163,7 +163,7 @@
163	163
164	164
165	165
166		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	253	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167	167
168	168
169	169	(% style="color:blue" %)**1.  Open project**
...	...	@@ -183,259 +183,464 @@
183	183
184	184
185	185
	273	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
186	186
	275	+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**
	277	+[[image:image-20220723175700-12.png||height="602" width="995"]]
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/]]
192	192
	281	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
193	193
194		-[[image:image-20220723175700-12.png||height="602" width="995"]]
195	195
	284	+=== 2.8.1  Items needed for update ===
196	196
197	197
198		-== 1.8  Example: How to join helium ==
	287	+1. LA66 LoRaWAN Shield
	288	+1. Arduino
	289	+1. USB TO TTL Adapter
199	199
	291	+[[image:image-20220602100052-2.png||height="385" width="600"]]
200	200
201		-(% style="color:blue" %)**1.  Create a new device.**
202	202
	294	+=== 2.8.2  Connection ===
203	203
204		-[[image:image-20220907165500-1.png||height="464" width="940"]]
205	205
	297	+[[image:image-20220602101311-3.png||height="276" width="600"]]
206	206
207	207
208		-(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
	300	+(((
	301	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	302	+)))
209	209
	304	+(((
	305	+(% style="background-color:yellow" %)**GND  <-> GND
	306	+TXD  <->  TXD
	307	+RXD  <->  RXD**
	308	+)))
210	210
211		-[[image:image-20220907165837-2.png||height="375" width="809"]]
212	212
	311	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
213	213
	313	+Connect USB TTL Adapter to PC after connecting the wires
214	214
215		-(% style="color:blue" %)**3.  Use AT commands.**
216	216
	316	+[[image:image-20220602102240-4.png||height="304" width="600"]]
217	217
218		-[[image:image-20220602100052-2.png||height="385" width="600"]]
219	219
	319	+=== 2.8.3  Upgrade steps ===
220	220
221	221
222		-(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
	322	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
223	223
224	224
225		-[[image:image-20220907170308-3.png||height="556" width="617"]]
	325	+[[image:image-20220602102824-5.png||height="306" width="600"]]
226	226
227	227
228	228
229		-(% style="color:blue" %)**5.  Network successfully.**
	329	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
230	230
231	231
232		-[[image:image-20220907170436-4.png]]
	332	+[[image:image-20220602104701-12.png||height="285" width="600"]]
233	233
234	234
235	235
236		-(% style="color:blue" %)**6.  Send uplink using command**
	336	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
237	237
238	238
239		-[[image:image-20220912084334-1.png]]
	339	+(((
	340	+(% 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/]]**
	341	+)))
240	240
241	241
242		-[[image:image-20220912084412-3.png]]
	344	+[[image:image-20220602103227-6.png]]
243	243
244	244
	347	+[[image:image-20220602103357-7.png]]
245	245
246		-[[image:image-20220907170744-6.png||height="242" width="798"]]
247	247
248	248
	351	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	352	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
249	249
250		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
251	251
	355	+[[image:image-20220602103844-8.png]]
252	252
253		-=== 1.9.1  Items needed for update ===
254	254
255	255
256		-1. LA66 LoRaWAN Shield
257		-1. Arduino
258		-1. USB TO TTL Adapter
	359	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	360	+(% style="color:blue" %)**3. Select the bin file to burn**
259	259
260		-[[image:image-20220602100052-2.png||height="385" width="600"]]
261	261
	363	+[[image:image-20220602104144-9.png]]
262	262
263	263
264		-=== 1.9.2  Connection ===
	366	+[[image:image-20220602104251-10.png]]
265	265
266	266
267		-[[image:image-20220602101311-3.png||height="276" width="600"]]
	369	+[[image:image-20220602104402-11.png]]
268	268
269	269
	372	+
	373	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	374	+(% style="color:blue" %)**4. Click to start the download**
	375	+
	376	+[[image:image-20220602104923-13.png]]
	377	+
	378	+
	379	+
	380	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	381	+(% style="color:blue" %)**5. Check update process**
	382	+
	383	+
	384	+[[image:image-20220602104948-14.png]]
	385	+
	386	+
	387	+
	388	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	389	+(% style="color:blue" %)**The following picture shows that the burning is successful**
	390	+
	391	+[[image:image-20220602105251-15.png]]
	392	+
	393	+
	394	+
	395	+= 3.  LA66 USB LoRaWAN Adapter =
	396	+
	397	+
	398	+== 3.1  Overview ==
	399	+
	400	+
	401	+[[image:image-20220715001142-3.png||height="145" width="220"]]
	402	+
	403	+
270	270	(((
271		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	405	+(% 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.
272	272	)))
273	273
274	274	(((
275		-(% style="background-color:yellow" %)**GND  <-> GND
276		-TXD  <->  TXD
277		-RXD  <->  RXD**
	409	+(% 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.
278	278	)))
279	279
	412	+(((
	413	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	414	+)))
280	280
281		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
	416	+(((
	417	+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.
	418	+)))
282	282
283		-Connect USB TTL Adapter to PC after connecting the wires
	420	+(((
	421	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	422	+)))
284	284
285	285
286		-[[image:image-20220602102240-4.png||height="304" width="600"]]
287	287
	426	+== 3.2  Features ==
288	288
	428	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	429	+* Ultra-long RF range
	430	+* Support LoRaWAN v1.0.4 protocol
	431	+* Support peer-to-peer protocol
	432	+* TCXO crystal to ensure RF performance on low temperature
	433	+* Spring RF antenna
	434	+* Available in different frequency LoRaWAN frequency bands.
	435	+* World-wide unique OTAA keys.
	436	+* AT Command via UART-TTL interface
	437	+* Firmware upgradable via UART interface
	438	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
289	289
290		-=== 1.9.3  Upgrade steps ===
	440	+== 3.3  Specification ==
291	291
	442	+* CPU: 32-bit 48 MHz
	443	+* Flash: 256KB
	444	+* RAM: 64KB
	445	+* Input Power Range: 5v
	446	+* Frequency Range: 150 MHz ~~ 960 MHz
	447	+* Maximum Power +22 dBm constant RF output
	448	+* High sensitivity: -148 dBm
	449	+* Temperature:
	450	+** Storage: -55 ~~ +125℃
	451	+** Operating: -40 ~~ +85℃
	452	+* Humidity:
	453	+** Storage: 5 ~~ 95% (Non-Condensing)
	454	+** Operating: 10 ~~ 95% (Non-Condensing)
	455	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	456	+* LoRa Rx current: <9 mA
292	292
	458	+== 3.4  Pin Mapping & LED ==
293	293
294		-==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
295	295
296	296
297		-[[image:image-20220602102824-5.png||height="306" width="600"]]
	462	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
298	298
299	299
	465	+(((
	466	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	467	+)))
300	300
301	301
302		-==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	470	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
303	303
304	304
305		-[[image:image-20220817085447-1.png]]
	473	+[[image:image-20220723100027-1.png]]
306	306
307	307
	476	+Open the serial port tool
308	308
	478	+[[image:image-20220602161617-8.png]]
309	309
310		-==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
	480	+[[image:image-20220602161718-9.png||height="457" width="800"]]
311	311
312	312
313	313
	484	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	485	+
	486	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	487	+
	488	+
	489	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	490	+
	491	+
	492	+
	493	+(% style="color:blue" %)**3. See Uplink Command**
	494	+
	495	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	496	+
	497	+example: AT+SENDB=01,02,8,05820802581ea0a5
	498	+
	499	+[[image:image-20220602162157-11.png||height="497" width="800"]]
	500	+
	501	+
	502	+
	503	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	504	+
	505	+[[image:image-20220602162331-12.png||height="420" width="800"]]
	506	+
	507	+
	508	+
	509	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
	510	+
	511	+
	512	+**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]]
	513	+
	514	+(**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]])
	515	+
	516	+(% style="color:red" %)**Preconditions:**
	517	+
	518	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	519	+
	520	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	521	+
	522	+
	523	+
	524	+(% style="color:blue" %)**Steps for usage:**
	525	+
	526	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	527	+
	528	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	529	+
	530	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	531	+
	532	+
	533	+
	534	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	535	+
	536	+
	537	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	538	+
	539	+
	540	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	541	+
	542	+[[image:image-20220723100439-2.png]]
	543	+
	544	+
	545	+
	546	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	547	+
	548	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	549	+
	550	+ (% style="background-color:yellow" %)**apt update**
	551	+
	552	+ (% style="background-color:yellow" %)**apt install minicom**
	553	+
	554	+
	555	+Use minicom to connect to the RPI's terminal
	556	+
	557	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	558	+
	559	+
	560	+
	561	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	562	+
	563	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	564	+
	565	+
	566	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	567	+
	568	+
	569	+
	570	+(% style="color:blue" %)**4. Send Uplink message**
	571	+
	572	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	573	+
	574	+example: AT+SENDB=01,02,8,05820802581ea0a5
	575	+
	576	+
	577	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	578	+
	579	+
	580	+
	581	+Check to see if TTN received the message
	582	+
	583	+[[image:image-20220602160627-7.png||height="369" width="800"]]
	584	+
	585	+
	586	+
	587	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
	588	+
	589	+
	590	+=== 3.8.1  DRAGINO-LA66-APP ===
	591	+
	592	+
	593	+[[image:image-20220723102027-3.png]]
	594	+
	595	+
	596	+
	597	+==== (% style="color:blue" %)**Overview：**(%%) ====
	598	+
	599	+
314	314	(((
315		-(% 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]]**
	601	+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.
316	316	)))
317	317
	604	+(((
	605	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	606	+)))
318	318
319		-[[image:image-20220602103227-6.png]]
320	320
321	321
322		-[[image:image-20220602103357-7.png]]
	610	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
323	323
324	324
	613	+Requires a type-c to USB adapter
325	325
326		-(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327		-(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
	615	+[[image:image-20220723104754-4.png]]
328	328
329	329
330		-[[image:image-20220602103844-8.png]]
331	331
	619	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
332	332
333	333
334		-(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335		-(% style="color:blue" %)**3.  Select the bin file to burn**
	622	+Function and page introduction
336	336
	624	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
337	337
338		-[[image:image-20220602104144-9.png]]
339	339
	627	+1.Display LA66 USB LoRaWAN Module connection status
340	340
341		-[[image:image-20220602104251-10.png]]
	629	+2.Check and reconnect
342	342
	631	+3.Turn send timestamps on or off
343	343
344		-[[image:image-20220602104402-11.png]]
	633	+4.Display LoRaWan connection status
345	345
	635	+5.Check LoRaWan connection status
346	346
	637	+6.The RSSI value of the node when the ACK is received
347	347
348		-(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349		-(% style="color:blue" %)**4.  Click to start the download**
	639	+7.Node's Signal Strength Icon
350	350
	641	+8.Set the packet sending interval of the node in seconds
351	351
352		-[[image:image-20220602104923-13.png]]
	643	+9.AT command input box
353	353
	645	+10.Send AT command button
354	354
	647	+11.Node log box
355	355
356		-(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357		-(% style="color:blue" %)**5.  Check update process**
	649	+12.clear log button
358	358
	651	+13.exit button
359	359
360		-[[image:image-20220602104948-14.png]]
361	361
	654	+LA66 USB LoRaWAN Module not connected
362	362
	656	+[[image:image-20220723110520-5.png||height="903" width="677"]]
363	363
364		-(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365		-(% style="color:blue" %)**The following picture shows that the burning is successful**
366	366
367	367
368		-[[image:image-20220602105251-15.png]]
	660	+Connect LA66 USB LoRaWAN Module
369	369
	662	+[[image:image-20220723110626-6.png||height="906" width="680"]]
370	370
371	371
372		-= 2.  FAQ =
373	373
	666	+=== 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 ===
374	374
375		-== 2.1  How to Compile Source Code for LA66? ==
376	376
	669	+(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
377	377
378		-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]]
	671	+[[image:image-20220723134549-8.png]]
379	379
380	380
381	381
382		-== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
	675	+(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
383	383
	677	+Sample JSON file please go to this link to download：放置JSON文件的链接
384	384
385		-Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
	679	+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/]]
386	386
	681	+The following is the positioning effect map
387	387
	683	+[[image:image-20220723144339-1.png]]
388	388
389		-= 3.  Order Info =
390	390
391	391
392		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	687	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
393	393
394	394
395		-(% style="color:blue" %)**XXX**(%%): The default frequency band
	690	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
396	396
397		-* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
398		-* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
399		-* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
400		-* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
401		-* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
402		-* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
403		-* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
404		-* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
405		-* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	692	+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)
406	406
	694	+[[image:image-20220723150132-2.png]]
407	407
408	408
409		-= 4.  Reference =
410	410
	698	+= 4.  FAQ =
411	411
412		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
413	413
	701	+== 4.1  How to Compile Source Code for LA66? ==
414	414
415	415
416		-= 5.  FCC Statement =
	704	+Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
417	417
418	418
419		-(% style="color:red" %)**FCC Caution:**
420	420
421		-Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	708	+= 5.  Order Info =
422	422
423		-This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
424	424
	711	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
425	425
426		-(% style="color:red" %)**IMPORTANT NOTE: **
427	427
428		-(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
	714	+(% style="color:blue" %)**XXX**(%%): The default frequency band
429	429
430		-—Reorient or relocate the receiving antenna.
	716	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	717	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	718	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	719	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	720	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	721	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	722	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	723	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	724	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
431	431
432		-—Increase the separation between the equipment and receiver.
433	433
434		-—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
435	435
436		-—Consult the dealer or an experienced radio/TV technician for help.
437	437
438	438
439		-(% style="color:red" %)**FCC Radiation Exposure Statement: **
	730	+= 6.  Reference =
440	440
441		-This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
	732	+
	733	+* 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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