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
...	...	@@ -6,14 +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  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
...	...	@@ -65,11 +65,8 @@
65	65	* Firmware upgradable via UART interface
66	66	* Ultra-long RF range
67	67
	167	+== 2.3  Specification ==
68	68
69		-
70		-== 1.3  Specification ==
71		-
72		-
73	73	* CPU: 32-bit 48 MHz
74	74	* Flash: 256KB
75	75	* RAM: 64KB
...	...	@@ -88,358 +88,448 @@
88	88	* LoRa Rx current: <9 mA
89	89	* I/O Voltage: 3.3v
90	90
	187	+== 2.4  LED ==
91	91
	189	+~1. The LED lights up red when there is an upstream data packet
	190	+2. When the network is successfully connected, the green light will be on for 5 seconds
	191	+3. Purple light on when receiving downlink data packets
92	92
93		-== 1.4  Pin Mapping & LED ==
94	94
	194	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
95	95
96		-[[image:image-20220817085048-1.png||height="533" width="734"]]
	196	+Show connection diagram：
97	97
	198	+[[image:image-20220723170210-2.png||height="908" width="681"]]
98	98
	200	+1.open Arduino IDE
99	99
100		-~1. The LED lights up red when there is an upstream data packet
101		-2. When the network is successfully connected, the green light will be on for 5 seconds
102		-3. Purple light on when receiving downlink data packets
	202	+[[image:image-20220723170545-4.png]]
103	103
	204	+2.Open project
104	104
105		-[[image:image-20220820112305-1.png||height="515" width="749"]]
	206	+[[image:image-20220723170750-5.png]]
106	106
	208	+3.Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
107	107
	210	+[[image:image-20220723171228-6.png]]
108	108
109		-== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	212	+4.After the upload is successful, open the serial port monitoring and send the AT command
110	110
111	111
112		-**Show connection diagram：**
	215	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
113	113
114	114
115		-[[image:image-20220723170210-2.png||height="908" width="681"]]
116	116
	219	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
117	117
118	118
119		-(% style="color:blue" %)**1.  open Arduino IDE**
120	120
	223	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
121	121
122		-[[image:image-20220723170545-4.png]]
123	123
	226	+=== 2.8.1  Items needed for update ===
124	124
	228	+1. LA66 LoRaWAN Shield
	229	+1. Arduino
	230	+1. USB TO TTL Adapter
125	125
126		-(% style="color:blue" %)**2.  Open project**
	232	+[[image:image-20220602100052-2.png||height="385" width="600"]]
127	127
128	128
129		-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]]
	235	+=== 2.8.2  Connection ===
130	130
131	131
132		-[[image:image-20220726135239-1.png]]
	238	+[[image:image-20220602101311-3.png||height="276" width="600"]]
133	133
134	134
	241	+(((
	242	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	243	+)))
135	135
136		-(% 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**
	245	+(((
	246	+(% style="background-color:yellow" %)**GND  <-> GND
	247	+TXD  <->  TXD
	248	+RXD  <->  RXD**
	249	+)))
137	137
138	138
139		-[[image:image-20220726135356-2.png]]
	252	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
140	140
	254	+Connect USB TTL Adapter to PC after connecting the wires
141	141
142	142
143		-(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	257	+[[image:image-20220602102240-4.png||height="304" width="600"]]
144	144
145	145
146		-[[image:image-20220723172235-7.png||height="480" width="1027"]]
	260	+=== 2.8.3  Upgrade steps ===
147	147
148	148
	263	+==== 1.  Switch SW1 to put in ISP position ====
149	149
150		-== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151	151
	266	+[[image:image-20220602102824-5.png||height="306" width="600"]]
152	152
153		-(% style="color:blue" %)**1.  Open project**
154	154
155	155
156		-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]]
	270	+==== 2.  Press the RST switch once ====
157	157
158	158
159		-[[image:image-20220723172502-8.png]]
	273	+[[image:image-20220602104701-12.png||height="285" width="600"]]
160	160
161	161
162	162
163		-(% 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**
	277	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
164	164
165	165
166		-[[image:image-20220723172938-9.png||height="652" width="1050"]]
	280	+(((
	281	+(% 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/]]**
	282	+)))
167	167
168	168
	285	+[[image:image-20220602103227-6.png]]
169	169
170		-== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171	171
	288	+[[image:image-20220602103357-7.png]]
172	172
173		-(% style="color:blue" %)**1.  Open project**
174	174
175	175
176		-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]]
	292	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	293	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
177	177
178	178
179		-[[image:image-20220723173341-10.png||height="581" width="1014"]]
	296	+[[image:image-20220602103844-8.png]]
180	180
181	181
182	182
183		-(% 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**
	300	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	301	+(% style="color:blue" %)**3. Select the bin file to burn**
184	184
185	185
186		-[[image:image-20220723173950-11.png||height="665" width="1012"]]
	304	+[[image:image-20220602104144-9.png]]
187	187
188	188
	307	+[[image:image-20220602104251-10.png]]
189	189
190	190
	310	+[[image:image-20220602104402-11.png]]
191	191
192		-(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
193	193
194	194
195		-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/]]
	314	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	315	+(% style="color:blue" %)**4. Click to start the download**
196	196
	317	+[[image:image-20220602104923-13.png]]
197	197
198		-[[image:image-20220723175700-12.png||height="602" width="995"]]
199	199
200	200
	321	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	322	+(% style="color:blue" %)**5. Check update process**
201	201
202		-== 1.8  Example: How to join helium ==
203	203
	325	+[[image:image-20220602104948-14.png]]
204	204
205		-(% style="color:blue" %)**1.  Create a new device.**
206	206
207	207
208		-[[image:image-20220907165500-1.png||height="464" width="940"]]
	329	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	330	+(% style="color:blue" %)**The following picture shows that the burning is successful**
209	209
	332	+[[image:image-20220602105251-15.png]]
210	210
211	211
212		-(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
213	213
	336	+= 3.  LA66 USB LoRaWAN Adapter =
214	214
215		-[[image:image-20220907165837-2.png||height="375" width="809"]]
216	216
	339	+== 3.1  Overview ==
217	217
218	218
219		-(% style="color:blue" %)**3.  Use AT commands.**
	342	+[[image:image-20220715001142-3.png||height="145" width="220"]]
220	220
221	221
222		-[[image:image-20220602100052-2.png||height="385" width="600"]]
	345	+(((
	346	+(% 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.
	347	+)))
223	223
	349	+(((
	350	+(% 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.
	351	+)))
224	224
	353	+(((
	354	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	355	+)))
225	225
226		-(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
	357	+(((
	358	+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.
	359	+)))
227	227
	361	+(((
	362	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	363	+)))
228	228
229		-[[image:image-20220907170308-3.png||height="556" width="617"]]
230	230
231	231
	367	+== 3.2  Features ==
232	232
233		-(% style="color:blue" %)**5.  Network successfully.**
	369	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	370	+* Ultra-long RF range
	371	+* Support LoRaWAN v1.0.4 protocol
	372	+* Support peer-to-peer protocol
	373	+* TCXO crystal to ensure RF performance on low temperature
	374	+* Spring RF antenna
	375	+* Available in different frequency LoRaWAN frequency bands.
	376	+* World-wide unique OTAA keys.
	377	+* AT Command via UART-TTL interface
	378	+* Firmware upgradable via UART interface
	379	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
234	234
	381	+== 3.3  Specification ==
235	235
236		-[[image:image-20220907170436-4.png]]
	383	+* CPU: 32-bit 48 MHz
	384	+* Flash: 256KB
	385	+* RAM: 64KB
	386	+* Input Power Range: 5v
	387	+* Frequency Range: 150 MHz ~~ 960 MHz
	388	+* Maximum Power +22 dBm constant RF output
	389	+* High sensitivity: -148 dBm
	390	+* Temperature:
	391	+** Storage: -55 ~~ +125℃
	392	+** Operating: -40 ~~ +85℃
	393	+* Humidity:
	394	+** Storage: 5 ~~ 95% (Non-Condensing)
	395	+** Operating: 10 ~~ 95% (Non-Condensing)
	396	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	397	+* LoRa Rx current: <9 mA
237	237
	399	+== 3.4  Pin Mapping & LED ==
238	238
239	239
240		-(% style="color:blue" %)**6.  Send uplink using command**
241	241
	403	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
242	242
243		-[[image:image-20220912084334-1.png]]
244	244
	406	+(((
	407	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	408	+)))
245	245
246		-[[image:image-20220912084412-3.png]]
247	247
	411	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
248	248
249	249
250		-[[image:image-20220907170744-6.png||height="242" width="798"]]
	414	+[[image:image-20220723100027-1.png]]
251	251
252	252
	417	+Open the serial port tool
253	253
254		-== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
	419	+[[image:image-20220602161617-8.png]]
255	255
	421	+[[image:image-20220602161718-9.png||height="457" width="800"]]
256	256
257		-=== 1.9.1  Items needed for update ===
258	258
259	259
260		-1. LA66 LoRaWAN Shield
261		-1. Arduino
262		-1. USB TO TTL Adapter
	425	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
263	263
264		-[[image:image-20220602100052-2.png||height="385" width="600"]]
	427	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
265	265
266	266
	430	+[[image:image-20220602161935-10.png||height="498" width="800"]]
267	267
268		-=== 1.9.2  Connection ===
269	269
270	270
271		-[[image:image-20220602101311-3.png||height="276" width="600"]]
	434	+(% style="color:blue" %)**3. See Uplink Command**
272	272
	436	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
273	273
274		-(((
275		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276		-)))
	438	+example: AT+SENDB=01,02,8,05820802581ea0a5
277	277
278		-(((
279		-(% style="background-color:yellow" %)**GND  <-> GND
280		-TXD  <->  TXD
281		-RXD  <->  RXD**
282		-)))
	440	+[[image:image-20220602162157-11.png||height="497" width="800"]]
283	283
284	284
285		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
286	286
287		-Connect USB TTL Adapter to PC after connecting the wires
	444	+(% style="color:blue" %)**4. Check to see if TTN received the message**
288	288
	446	+[[image:image-20220602162331-12.png||height="420" width="800"]]
289	289
290		-[[image:image-20220602102240-4.png||height="304" width="600"]]
291	291
292	292
	450	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
293	293
294		-=== 1.9.3  Upgrade steps ===
295	295
	453	+**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]]
296	296
	455	+(**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]])
297	297
298		-==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
	457	+(% style="color:red" %)**Preconditions:**
299	299
	459	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
300	300
301		-[[image:image-20220602102824-5.png||height="306" width="600"]]
	461	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
302	302
303	303
304	304
	465	+(% style="color:blue" %)**Steps for usage:**
305	305
306		-==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
	467	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
307	307
	469	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
308	308
309		-[[image:image-20220817085447-1.png]]
	471	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
310	310
311	311
312	312
	475	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
313	313
314		-==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
315	315
	478	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
316	316
317	317
318		-(((
319		-(% 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]]**
320		-)))
	481	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
321	321
	483	+[[image:image-20220723100439-2.png]]
322	322
323		-[[image:image-20220602103227-6.png]]
324	324
325	325
326		-[[image:image-20220602103357-7.png]]
	487	+(% style="color:blue" %)**2. Install Minicom in RPi.**
327	327
	489	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
328	328
	491	+ (% style="background-color:yellow" %)**apt update**
329	329
330		-(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331		-(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
	493	+ (% style="background-color:yellow" %)**apt install minicom**
332	332
333	333
334		-[[image:image-20220602103844-8.png]]
	496	+Use minicom to connect to the RPI's terminal
335	335
	498	+[[image:image-20220602153146-3.png||height="439" width="500"]]
336	336
337	337
338		-(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339		-(% style="color:blue" %)**3.  Select the bin file to burn**
340	340
	502	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
341	341
342		-[[image:image-20220602104144-9.png]]
	504	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
343	343
344	344
345		-[[image:image-20220602104251-10.png]]
	507	+[[image:image-20220602154928-5.png||height="436" width="500"]]
346	346
347	347
348		-[[image:image-20220602104402-11.png]]
349	349
	511	+(% style="color:blue" %)**4. Send Uplink message**
350	350
	513	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
351	351
352		-(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353		-(% style="color:blue" %)**4.  Click to start the download**
	515	+example: AT+SENDB=01,02,8,05820802581ea0a5
354	354
355	355
356		-[[image:image-20220602104923-13.png]]
	518	+[[image:image-20220602160339-6.png||height="517" width="600"]]
357	357
358	358
359	359
360		-(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361		-(% style="color:blue" %)**5.  Check update process**
	522	+Check to see if TTN received the message
362	362
	524	+[[image:image-20220602160627-7.png||height="369" width="800"]]
363	363
364		-[[image:image-20220602104948-14.png]]
365	365
366	366
	528	+== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
367	367
368		-(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369		-(% style="color:blue" %)**The following picture shows that the burning is successful**
	530	+=== 3.8.1 DRAGINO-LA66-APP ===
370	370
	532	+[[image:image-20220723102027-3.png]]
371	371
372		-[[image:image-20220602105251-15.png]]
	534	+==== Overview： ====
373	373
	536	+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.
374	374
	538	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
375	375
376		-= 2.  FAQ =
	540	+==== Conditions of Use： ====
377	377
	542	+Requires a type-c to USB adapter
378	378
379		-== 2.1  How to Compile Source Code for LA66? ==
	544	+[[image:image-20220723104754-4.png]]
380	380
	546	+==== Use of APP: ====
381	381
382		-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]]
	548	+Function and page introduction
383	383
	550	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
384	384
	552	+1.Display LA66 USB LoRaWAN Module connection status
385	385
386		-== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
	554	+2.Check and reconnect
387	387
	556	+3.Turn send timestamps on or off
388	388
389		-Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
	558	+4.Display LoRaWan connection status
390	390
	560	+5.Check LoRaWan connection status
391	391
	562	+6.The RSSI value of the node when the ACK is received
392	392
393		-= 3.  Order Info =
	564	+7.Node's Signal Strength Icon
394	394
	566	+8.Set the packet sending interval of the node in seconds
395	395
396		-**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
	568	+9.AT command input box
397	397
	570	+10.Send AT command button
398	398
399		-(% style="color:blue" %)**XXX**(%%): The default frequency band
	572	+11.Node log box
400	400
401		-* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
402		-* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
403		-* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
404		-* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
405		-* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
406		-* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
407		-* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
408		-* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
409		-* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	574	+12.clear log button
410	410
	576	+13.exit button
411	411
	578	+LA66 USB LoRaWAN Module not connected
412	412
413		-= 4.  Reference =
	580	+[[image:image-20220723110520-5.png||height="903" width="677"]]
414	414
	582	+Connect LA66 USB LoRaWAN Module
415	415
416		-* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	584	+[[image:image-20220723110626-6.png||height="906" width="680"]]
417	417
	586	+=== 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 ===
418	418
	588	+1.Register LA66 USB LoRaWAN Module to TTNV3
419	419
420		-= 5.  FCC Statement =
	590	+[[image:image-20220723134549-8.png]]
421	421
	592	+2.Open Node-RED,And import the JSON file to generate the flow
422	422
423		-(% style="color:red" %)**FCC Caution:**
	594	+Sample JSON file please go to this link to download：放置JSON文件的链接
424	424
425		-Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
	596	+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/]]
426	426
427		-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.
	598	+The following is the positioning effect map
428	428
	600	+[[image:image-20220723144339-1.png]]
429	429
430		-(% style="color:red" %)**IMPORTANT NOTE: **
	602	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
431	431
432		-(% 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:
	604	+The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
433	433
434		-—Reorient or relocate the receiving antenna.
	606	+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)
435	435
436		-—Increase the separation between the equipment and receiver.
	608	+[[image:image-20220723150132-2.png]]
437	437
438		-—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
439	439
440		-—Consult the dealer or an experienced radio/TV technician for help.
	611	+= 4.  Order Info =
441	441
442	442
443		-(% style="color:red" %)**FCC Radiation Exposure Statement: **
	614	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
444	444
445		-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.
	616	+
	617	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	618	+
	619	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	620	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	621	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	622	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	623	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	624	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	625	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	626	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	627	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	628	+
	629	+= 5.  Reference =
	630	+
	631	+* 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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