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

Author

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1		-XWiki.Xiaoling
	1	+XWiki.Lu

Content

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1		-
	1	+0
2	2
3	3	**Table of Contents:**
4	4
...	...	@@ -6,13 +6,114 @@
6	6
7	7
8	8
	9	+= 1.  LA66 LoRaWAN Module =
9	9
10		-= 1.  LA66 LoRaWAN Shield =
11	11
12		-== 1.1  Overview ==
	12	+== 1.1  What is LA66 LoRaWAN Module ==
13	13
14	14
15	15	(((
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
	19	+
	20	+(((
	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	+(((
16	16	[[image:image-20220715000826-2.png||height="145" width="220"]]
17	17	)))
18	18
...	...	@@ -49,11 +49,11 @@
49	49	)))
50	50
51	51
52		-== 1.2  Features ==
53	53
	154	+== 2.2  Features ==
54	54
55	55	* Arduino Shield base on LA66 LoRaWAN module
56		-* Support LoRaWAN v1.0.3 protocol
	157	+* Support LoRaWAN v1.0.4 protocol
57	57	* Support peer-to-peer protocol
58	58	* TCXO crystal to ensure RF performance on low temperature
59	59	* SMA connector
...	...	@@ -63,10 +63,8 @@
63	63	* Firmware upgradable via UART interface
64	64	* Ultra-long RF range
65	65
	167	+== 2.3  Specification ==
66	66
67		-== 1.3  Specification ==
68		-
69		-
70	70	* CPU: 32-bit 48 MHz
71	71	* Flash: 256KB
72	72	* RAM: 64KB
...	...	@@ -85,343 +85,424 @@
85	85	* LoRa Rx current: <9 mA
86	86	* I/O Voltage: 3.3v
87	87
	187	+== 2.4  Pin Mapping & LED ==
88	88
89		-== 1.4  Pin Mapping & LED ==
90	90
91	91
92		-[[image:image-20220817085048-1.png||height="533" width="734"]]
	191	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
93	93
94	94
95	95
96		-~1. The LED lights up red when there is an upstream data packet
	195	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
97	97
98		-2. When the network is successfully connected, the green light will be on for 5 seconds
99	99
100		-3. Purple light on when receiving downlink data packets
101	101
	199	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
102	102
103		-[[image:image-20220820112305-1.png||height="515" width="749"]]
104	104
105	105
106		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	203	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
107	107
108	108
109		-(% style="color:blue" %)**Show connection diagram：**
	206	+=== 2.8.1  Items needed for update ===
110	110
	208	+1. LA66 LoRaWAN Shield
	209	+1. Arduino
	210	+1. USB TO TTL Adapter
111	111
112		-[[image:image-20220723170210-2.png||height="908" width="681"]]
	212	+[[image:image-20220602100052-2.png||height="385" width="600"]]
113	113
114	114
	215	+=== 2.8.2  Connection ===
115	115
116		-(% style="color:blue" %)**1.  open Arduino IDE**
117	117
	218	+[[image:image-20220602101311-3.png||height="276" width="600"]]
118	118
119		-[[image:image-20220723170545-4.png]]
120	120
	221	+(((
	222	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	223	+)))
121	121
	225	+(((
	226	+(% style="background-color:yellow" %)**GND  <-> GND
	227	+TXD  <->  TXD
	228	+RXD  <->  RXD**
	229	+)))
122	122
123		-(% style="color:blue" %)**2.  Open project**
124	124
	232	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
125	125
126		-LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
	234	+Connect USB TTL Adapter to PC after connecting the wires
127	127
128		-[[image:image-20220726135239-1.png]]
129	129
	237	+[[image:image-20220602102240-4.png||height="304" width="600"]]
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**
	240	+=== 2.8.3  Upgrade steps ===
133	133
134	134
135		-[[image:image-20220726135356-2.png]]
	243	+==== 1.  Switch SW1 to put in ISP position ====
136	136
137	137
	246	+[[image:image-20220602102824-5.png||height="306" width="600"]]
138	138
139		-(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
140	140
141	141
142		-[[image:image-20220723172235-7.png||height="480" width="1027"]]
	250	+==== 2.  Press the RST switch once ====
143	143
144	144
145		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	253	+[[image:image-20220602104701-12.png||height="285" width="600"]]
146	146
147	147
148		-(% style="color:blue" %)**1.  Open project**
149	149
	257	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
150	150
151		-Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
152	152
	260	+(((
	261	+(% 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/]]**
	262	+)))
153	153
154		-[[image:image-20220723172502-8.png]]
155	155
	265	+[[image:image-20220602103227-6.png]]
156	156
157	157
158		-(% 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**
	268	+[[image:image-20220602103357-7.png]]
159	159
160	160
161		-[[image:image-20220723172938-9.png||height="652" width="1050"]]
162	162
	272	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	273	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
163	163
164		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
165	165
	276	+[[image:image-20220602103844-8.png]]
166	166
167		-(% style="color:blue" %)**1.  Open project**
168	168
169	169
170		-Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
	280	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	281	+(% style="color:blue" %)**3. Select the bin file to burn**
171	171
172	172
173		-[[image:image-20220723173341-10.png||height="581" width="1014"]]
	284	+[[image:image-20220602104144-9.png]]
174	174
175	175
	287	+[[image:image-20220602104251-10.png]]
176	176
177		-(% 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**
178	178
	290	+[[image:image-20220602104402-11.png]]
179	179
180		-[[image:image-20220723173950-11.png||height="665" width="1012"]]
181	181
182	182
	294	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	295	+(% style="color:blue" %)**4. Click to start the download**
183	183
	297	+[[image:image-20220602104923-13.png]]
184	184
185	185
186		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187	187
	301	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	302	+(% style="color:blue" %)**5. Check update process**
188	188
189		-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/]]
190	190
	305	+[[image:image-20220602104948-14.png]]
191	191
192		-[[image:image-20220723175700-12.png||height="602" width="995"]]
193	193
194	194
195		-== 1.8  Example: How to join helium ==
	309	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	310	+(% style="color:blue" %)**The following picture shows that the burning is successful**
196	196
	312	+[[image:image-20220602105251-15.png]]
197	197
198		-(% style="color:blue" %)**1.  Create a new device.**
199	199
200	200
201		-[[image:image-20220907165500-1.png||height="464" width="940"]]
	316	+= 3.  LA66 USB LoRaWAN Adapter =
202	202
203	203
	319	+== 3.1  Overview ==
204	204
205		-(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
206	206
	322	+[[image:image-20220715001142-3.png||height="145" width="220"]]
207	207
208		-[[image:image-20220907165837-2.png||height="375" width="809"]]
209	209
	325	+(((
	326	+(% 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.
	327	+)))
210	210
	329	+(((
	330	+(% 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.
	331	+)))
211	211
212		-(% style="color:blue" %)**3.  Use AT commands.**
	333	+(((
	334	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	335	+)))
213	213
	337	+(((
	338	+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.
	339	+)))
214	214
215		-[[image:image-20220602100052-2.png||height="385" width="600"]]
	341	+(((
	342	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	343	+)))
216	216
217	217
218	218
219		-(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
	347	+== 3.2  Features ==
220	220
	349	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	350	+* Ultra-long RF range
	351	+* Support LoRaWAN v1.0.4 protocol
	352	+* Support peer-to-peer protocol
	353	+* TCXO crystal to ensure RF performance on low temperature
	354	+* Spring RF antenna
	355	+* Available in different frequency LoRaWAN frequency bands.
	356	+* World-wide unique OTAA keys.
	357	+* AT Command via UART-TTL interface
	358	+* Firmware upgradable via UART interface
	359	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
221	221
222		-[[image:image-20220907170308-3.png||height="556" width="617"]]
	361	+== 3.3  Specification ==
223	223
	363	+* CPU: 32-bit 48 MHz
	364	+* Flash: 256KB
	365	+* RAM: 64KB
	366	+* Input Power Range: 5v
	367	+* Frequency Range: 150 MHz ~~ 960 MHz
	368	+* Maximum Power +22 dBm constant RF output
	369	+* High sensitivity: -148 dBm
	370	+* Temperature:
	371	+** Storage: -55 ~~ +125℃
	372	+** Operating: -40 ~~ +85℃
	373	+* Humidity:
	374	+** Storage: 5 ~~ 95% (Non-Condensing)
	375	+** Operating: 10 ~~ 95% (Non-Condensing)
	376	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	377	+* LoRa Rx current: <9 mA
224	224
	379	+== 3.4  Pin Mapping & LED ==
225	225
226		-(% style="color:blue" %)**5.  Network successfully.**
227	227
228	228
229		-[[image:image-20220907170436-4.png]]
	383	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
230	230
231	231
	386	+(((
	387	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	388	+)))
232	232
233		-(% style="color:blue" %)**6.  Send uplink using command**
234	234
	391	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
235	235
236		-[[image:image-20220912084334-1.png]]
237	237
	394	+[[image:image-20220723100027-1.png]]
238	238
239		-[[image:image-20220912084412-3.png]]
240	240
	397	+Open the serial port tool
241	241
	399	+[[image:image-20220602161617-8.png]]
242	242
243		-[[image:image-20220907170744-6.png||height="242" width="798"]]
	401	+[[image:image-20220602161718-9.png||height="457" width="800"]]
244	244
245	245
246		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247	247
248		-=== 1.9.1  Items needed for update ===
	405	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
249	249
	407	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
250	250
251		-1. LA66 LoRaWAN Shield
252		-1. Arduino
253		-1. USB TO TTL Adapter
254	254
255		-[[image:image-20220602100052-2.png||height="385" width="600"]]
	410	+[[image:image-20220602161935-10.png||height="498" width="800"]]
256	256
257	257
258		-=== 1.9.2  Connection ===
259	259
	414	+(% style="color:blue" %)**3. See Uplink Command**
260	260
261		-[[image:image-20220602101311-3.png||height="276" width="600"]]
	416	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
262	262
	418	+example: AT+SENDB=01,02,8,05820802581ea0a5
263	263
264		-(((
265		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266		-)))
	420	+[[image:image-20220602162157-11.png||height="497" width="800"]]
267	267
268		-(((
269		-(% style="background-color:yellow" %)**GND  <-> GND
270		-TXD  <->  TXD
271		-RXD  <->  RXD**
272		-)))
273	273
274	274
275		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
	424	+(% style="color:blue" %)**4. Check to see if TTN received the message**
276	276
277		-Connect USB TTL Adapter to PC after connecting the wires
	426	+[[image:image-20220602162331-12.png||height="420" width="800"]]
278	278
279	279
280		-[[image:image-20220602102240-4.png||height="304" width="600"]]
281	281
	430	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
282	282
283		-=== 1.9.3  Upgrade steps ===
284	284
	433	+**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]]
285	285
286		-==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
	435	+(**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]])
287	287
	437	+(% style="color:red" %)**Preconditions:**
288	288
289		-[[image:image-20220602102824-5.png||height="306" width="600"]]
	439	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
290	290
	441	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
291	291
292	292
293		-==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
294	294
	445	+(% style="color:blue" %)**Steps for usage:**
295	295
296		-[[image:image-20220817085447-1.png]]
	447	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
297	297
	449	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
298	298
	451	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
299	299
300		-==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
301	301
302	302
303		-(((
304		-(% 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]]**
305		-)))
	455	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
306	306
307	307
308		-[[image:image-20220602103227-6.png]]
	458	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
309	309
310	310
311		-[[image:image-20220602103357-7.png]]
	461	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
312	312
	463	+[[image:image-20220723100439-2.png]]
313	313
314	314
315		-(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316		-(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
317	317
	467	+(% style="color:blue" %)**2. Install Minicom in RPi.**
318	318
319		-[[image:image-20220602103844-8.png]]
	469	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
320	320
	471	+ (% style="background-color:yellow" %)**apt update**
321	321
	473	+ (% style="background-color:yellow" %)**apt install minicom**
322	322
323		-(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324		-(% style="color:blue" %)**3.  Select the bin file to burn**
325	325
	476	+Use minicom to connect to the RPI's terminal
326	326
327		-[[image:image-20220602104144-9.png]]
	478	+[[image:image-20220602153146-3.png||height="439" width="500"]]
328	328
329	329
330		-[[image:image-20220602104251-10.png]]
331	331
	482	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
332	332
333		-[[image:image-20220602104402-11.png]]
	484	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
334	334
335	335
	487	+[[image:image-20220602154928-5.png||height="436" width="500"]]
336	336
337		-(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338		-(% style="color:blue" %)**4.  Click to start the download**
339	339
340	340
341		-[[image:image-20220602104923-13.png]]
	491	+(% style="color:blue" %)**4. Send Uplink message**
342	342
	493	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
343	343
	495	+example: AT+SENDB=01,02,8,05820802581ea0a5
344	344
345		-(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346		-(% style="color:blue" %)**5.  Check update process**
347	347
	498	+[[image:image-20220602160339-6.png||height="517" width="600"]]
348	348
349		-[[image:image-20220602104948-14.png]]
350	350
351	351
	502	+Check to see if TTN received the message
352	352
353		-(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354		-(% style="color:blue" %)**The following picture shows that the burning is successful**
	504	+[[image:image-20220602160627-7.png||height="369" width="800"]]
355	355
356	356
357		-[[image:image-20220602105251-15.png]]
358	358
	508	+== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
359	359
360		-= 2.  FAQ =
	510	+=== 3.8.1 DRAGINO-LA66-APP ===
361	361
362		-== 2.1  How to Compile Source Code for LA66? ==
	512	+[[image:image-20220723102027-3.png]]
363	363
	514	+==== Overview： ====
364	364
365		-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]]
	516	+DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
366	366
	518	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
367	367
368		-== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
	520	+==== Conditions of Use： ====
369	369
	522	+Requires a type-c to USB adapter
370	370
371		-Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
	524	+[[image:image-20220723104754-4.png]]
372	372
	526	+==== Use of APP: ====
373	373
374		-= 3.  Order Info =
	528	+Function and page introduction
375	375
	530	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
376	376
377		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	532	+1.Display LA66 USB LoRaWAN Module connection status
378	378
379		-(% style="color:blue" %)**XXX**(%%): The default frequency band
	534	+2.Check and reconnect
380	380
381		-* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
382		-* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
383		-* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
384		-* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
385		-* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
386		-* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
387		-* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
388		-* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
389		-* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	536	+3.Turn send timestamps on or off
390	390
	538	+4.Display LoRaWan connection status
391	391
	540	+5.Check LoRaWan connection status
392	392
393		-= 4.  Reference =
	542	+6.The RSSI value of the node when the ACK is received
394	394
	544	+7.Node's Signal Strength Icon
395	395
396		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	546	+8.Set the packet sending interval of the node in seconds
397	397
	548	+9.AT command input box
398	398
	550	+10.Send AT command button
399	399
400		-= 5.  FCC Statement =
	552	+11.Node log box
401	401
	554	+12.clear log button
402	402
403		-(% style="color:red" %)**FCC Caution:**
	556	+13.exit button
404	404
405		-Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	558	+LA66 USB LoRaWAN Module not connected
406	406
407		-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.
	560	+[[image:image-20220723110520-5.png||height="903" width="677"]]
408	408
	562	+Connect LA66 USB LoRaWAN Module
409	409
410		-(% style="color:red" %)**IMPORTANT NOTE: **
	564	+[[image:image-20220723110626-6.png||height="906" width="680"]]
411	411
412		-(% 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:
	566	+=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
413	413
414		-—Reorient or relocate the receiving antenna.
	568	+1.Register LA66 USB LoRaWAN Module to TTNV3
415	415
416		-—Increase the separation between the equipment and receiver.
	570	+[[image:image-20220723134549-8.png]]
417	417
418		-—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
	572	+2.Open Node-RED,And import the JSON file to generate the flow
419	419
420		-—Consult the dealer or an experienced radio/TV technician for help.
	574	+Sample JSON file please go to this link to download：放置JSON文件的链接
421	421
	576	+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/]]
422	422
423		-(% style="color:red" %)**FCC Radiation Exposure Statement: **
	578	+The following is the positioning effect map
424	424
425		-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.
	580	+[[image:image-20220723144339-1.png]]
426	426
427		-
	582	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	583	+
	584	+
	585	+
	586	+
	587	+= 4.  Order Info =
	588	+
	589	+
	590	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	591	+
	592	+
	593	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	594	+
	595	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	596	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	597	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	598	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	599	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	600	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	601	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	602	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	603	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	604	+
	605	+= 5.  Reference =
	606	+
	607	+* 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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