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Details

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Author

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1		-XWiki.Edwin
	1	+XWiki.Lu

Content

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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
	1	+0
	2	+
	3	+**Table of Contents:**
	4	+
2	2	{{toc/}}
3		-{{/box}}
4	4
5		-= LA66 LoRaWAN Module =
6	6
7		-== What is LA66 LoRaWAN Module ==
8	8
	9	+= 1.  LA66 LoRaWAN Module =
	10	+
	11	+
	12	+== 1.1  What is LA66 LoRaWAN Module ==
	13	+
	14	+
	15	+(((
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
	19	+
	20	+(((
	21	+
	22	+)))
	23	+
	24	+(((
9	9	(% 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	+)))
10	10
11		-(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
	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	+)))
12	12
	35	+(((
	36	+(((
13	13	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	38	+)))
14	14
	40	+(((
15	15	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	+)))
16	16
	45	+(((
	46	+(((
17	17	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	48	+)))
	49	+)))
18	18
19	19
20		-== Features ==
21	21
	53	+== 1.2  Features ==
	54	+
22	22	* Support LoRaWAN v1.0.4 protocol
23	23	* Support peer-to-peer protocol
24	24	* TCXO crystal to ensure RF performance on low temperature
...	...	@@ -29,7 +29,7 @@
29	29	* Firmware upgradable via UART interface
30	30	* Ultra-long RF range
31	31
32		-== Specification ==
	65	+== 1.3  Specification ==
33	33
34	34	* CPU: 32-bit 48 MHz
35	35	* Flash: 256KB
...	...	@@ -49,50 +49,77 @@
49	49	* LoRa Rx current: <9 mA
50	50	* I/O Voltage: 3.3v
51	51
52		-== AT Command ==
	85	+== 1.4  AT Command ==
53	53
	87	+
54	54	AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
55	55
56	56
57		-== Dimension ==
58	58
59		-[[image:image-20220517072526-1.png]]
	92	+== 1.5  Dimension ==
60	60
	94	+[[image:image-20220718094750-3.png]]
61	61
62		-== Pin Mapping ==
63	63
64		-[[image:image-20220523101537-1.png]]
65	65
66		-== Land Pattern ==
	98	+== 1.6  Pin Mapping ==
67	67
	100	+[[image:image-20220720111850-1.png]]
	101	+
	102	+
	103	+
	104	+== 1.7  Land Pattern ==
	105	+
68	68	[[image:image-20220517072821-2.png]]
69	69
70	70
71		-== Order Info ==
72	72
73		-Part Number: **LA66-XXX**
	110	+= 2.  LA66 LoRaWAN Shield =
74	74
75		-**XX**: The default frequency band
76	76
77		-* **AS923**: LoRaWAN AS923 band
78		-* **AU915**: LoRaWAN AU915 band
79		-* **EU433**: LoRaWAN EU433 band
80		-* **EU868**: LoRaWAN EU868 band
81		-* **KR920**: LoRaWAN KR920 band
82		-* **US915**: LoRaWAN US915 band
83		-* **IN865**: LoRaWAN IN865 band
84		-* **CN470**: LoRaWAN CN470 band
85		-* **PP**: Peer to Peer LoRa Protocol
	113	+== 2.1  Overview ==
86	86
87		-= LA66 LoRaWAN Shield =
88	88
89		-== Overview ==
	116	+(((
	117	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	118	+)))
90	90
91		-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.
	120	+(((
	121	+
	122	+)))
92	92
	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	+)))
93	93
94		-== Features ==
	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	+)))
95	95
	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	+
96	96	* Arduino Shield base on LA66 LoRaWAN module
97	97	* Support LoRaWAN v1.0.4 protocol
98	98	* Support peer-to-peer protocol
...	...	@@ -104,7 +104,7 @@
104	104	* Firmware upgradable via UART interface
105	105	* Ultra-long RF range
106	106
107		-== Specification ==
	167	+== 2.3  Specification ==
108	108
109	109	* CPU: 32-bit 48 MHz
110	110	* Flash: 256KB
...	...	@@ -124,18 +124,67 @@
124	124	* LoRa Rx current: <9 mA
125	125	* I/O Voltage: 3.3v
126	126
127		-== Pin Mapping & LED ==
	187	+== 2.4  LED ==
128	128
129		-== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	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
130	130
131		-== Example: Join TTN network and send an uplink message, get downlink message. ==
132	132
133		-== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
	194	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
134	134
135		-== Upgrade Firmware of LA66 LoRaWAN Shield ==
	196	+Show connection diagram：
136	136
137		-=== Items needed for update ===
	198	+[[image:image-20220723170210-2.png||height="908" width="681"]]
138	138
	200	+1.open Arduino IDE
	201	+
	202	+[[image:image-20220723170545-4.png]]
	203	+
	204	+2.Open project
	205	+
	206	+[[image:image-20220723170750-5.png||height="533" width="930"]]
	207	+
	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
	209	+
	210	+[[image:image-20220723171228-6.png]]
	211	+
	212	+4.After the upload is successful, open the serial port monitoring and send the AT command
	213	+
	214	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	215	+
	216	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	217	+
	218	+1.Open project
	219	+
	220	+[[image:image-20220723172502-8.png]]
	221	+
	222	+2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	223	+
	224	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	225	+
	226	+
	227	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	228	+
	229	+1.Open project
	230	+
	231	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	232	+
	233	+2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	234	+
	235	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	236	+
	237	+3.Integration into Node-red via TTNV3
	238	+
	239	+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/]]
	240	+
	241	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	242	+
	243	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	244	+
	245	+
	246	+=== 2.8.1  Items needed for update ===
	247	+
139	139	1. LA66 LoRaWAN Shield
140	140	1. Arduino
141	141	1. USB TO TTL Adapter
...	...	@@ -143,15 +143,23 @@
143	143	[[image:image-20220602100052-2.png||height="385" width="600"]]
144	144
145	145
146		-=== Connection ===
	255	+=== 2.8.2  Connection ===
147	147
	257	+
148	148	[[image:image-20220602101311-3.png||height="276" width="600"]]
149	149
150		-(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151		-**GND  <-> GND
152		-TXD  <-> TXD
153		-RXD  <-> RXD**
154	154
	261	+(((
	262	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	263	+)))
	264	+
	265	+(((
	266	+(% style="background-color:yellow" %)**GND  <-> GND
	267	+TXD  <->  TXD
	268	+RXD  <->  RXD**
	269	+)))
	270	+
	271	+
155	155	Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
156	156
157	157	Connect USB TTL Adapter to PC after connecting the wires
...	...	@@ -160,91 +160,115 @@
160	160	[[image:image-20220602102240-4.png||height="304" width="600"]]
161	161
162	162
163		-=== Upgrade steps ===
	280	+=== 2.8.3  Upgrade steps ===
164	164
165		-==== Switch SW1 to put in ISP position ====
166	166
	283	+==== 1.  Switch SW1 to put in ISP position ====
	284	+
	285	+
167	167	[[image:image-20220602102824-5.png||height="306" width="600"]]
168	168
169	169
170		-==== Press the RST switch once ====
171	171
	290	+==== 2.  Press the RST switch once ====
	291	+
	292	+
172	172	[[image:image-20220602104701-12.png||height="285" width="600"]]
173	173
174	174
175		-==== Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176	176
177		-**~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/]]**
	297	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
178	178
	299	+
	300	+(((
	301	+(% 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/]]**
	302	+)))
	303	+
	304	+
179	179	[[image:image-20220602103227-6.png]]
180	180
	307	+
181	181	[[image:image-20220602103357-7.png]]
182	182
183	183
	311	+
184	184	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185		-**2. Select the COM port corresponding to USB TTL**
	313	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
186	186
	315	+
187	187	[[image:image-20220602103844-8.png]]
188	188
189	189
	319	+
190	190	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191		-**3. Select the bin file to burn**
	321	+(% style="color:blue" %)**3. Select the bin file to burn**
192	192
	323	+
193	193	[[image:image-20220602104144-9.png]]
194	194
	326	+
195	195	[[image:image-20220602104251-10.png]]
196	196
	329	+
197	197	[[image:image-20220602104402-11.png]]
198	198
199	199
	333	+
200	200	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201		-**4. Click to start the download**
	335	+(% style="color:blue" %)**4. Click to start the download**
202	202
203	203	[[image:image-20220602104923-13.png]]
204	204
205	205
	340	+
206	206	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207		-**5. Check update process**
	342	+(% style="color:blue" %)**5. Check update process**
208	208
	344	+
209	209	[[image:image-20220602104948-14.png]]
210	210
211	211
	348	+
212	212	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213		-**The following picture shows that the burning is successful**
	350	+(% style="color:blue" %)**The following picture shows that the burning is successful**
214	214
215	215	[[image:image-20220602105251-15.png]]
216	216
217	217
218		-== Order Info ==
219	219
220		-Part Number: **LA66-LoRaWAN-Shield-XXX**
	356	+= 3.  LA66 USB LoRaWAN Adapter =
221	221
222		-**XX**: The default frequency band
223	223
224		-* **AS923**: LoRaWAN AS923 band
225		-* **AU915**: LoRaWAN AU915 band
226		-* **EU433**: LoRaWAN EU433 band
227		-* **EU868**: LoRaWAN EU868 band
228		-* **KR920**: LoRaWAN KR920 band
229		-* **US915**: LoRaWAN US915 band
230		-* **IN865**: LoRaWAN IN865 band
231		-* **CN470**: LoRaWAN CN470 band
232		-* **PP**: Peer to Peer LoRa Protocol
	359	+== 3.1  Overview ==
233	233
234		-== Package Info ==
235	235
236		-* LA66 LoRaWAN Shield x 1
237		-* RF Antenna x 1
	362	+[[image:image-20220715001142-3.png||height="145" width="220"]]
238	238
239		-= LA66 USB LoRaWAN Adapter =
240	240
241		-== Overview ==
	365	+(((
	366	+(% 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.
	367	+)))
242	242
243		-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.
	369	+(((
	370	+(% 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.
	371	+)))
244	244
	373	+(((
	374	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	375	+)))
245	245
246		-== Features ==
	377	+(((
	378	+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.
	379	+)))
247	247
	381	+(((
	382	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	383	+)))
	384	+
	385	+
	386	+
	387	+== 3.2  Features ==
	388	+
248	248	* LoRaWAN USB adapter base on LA66 LoRaWAN module
249	249	* Ultra-long RF range
250	250	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -255,8 +255,9 @@
255	255	* World-wide unique OTAA keys.
256	256	* AT Command via UART-TTL interface
257	257	* Firmware upgradable via UART interface
	399	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
258	258
259		-== Specification ==
	401	+== 3.3  Specification ==
260	260
261	261	* CPU: 32-bit 48 MHz
262	262	* Flash: 256KB
...	...	@@ -274,16 +274,24 @@
274	274	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
275	275	* LoRa Rx current: <9 mA
276	276
277		-== Pin Mapping & LED ==
	419	+== 3.4  Pin Mapping & LED ==
278	278
279		-== Example Send & Get Messages via LoRaWAN in PC ==
280	280
	422	+
	423	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	424	+
	425	+
	426	+(((
281	281	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	428	+)))
282	282
283		-~1. Connect the LA66 USB LoRaWAN adapter to PC
284	284
285		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	431	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
286	286
	433	+
	434	+[[image:image-20220723100027-1.png]]
	435	+
	436	+
287	287	Open the serial port tool
288	288
289	289	[[image:image-20220602161617-8.png]]
...	...	@@ -291,113 +291,211 @@
291	291	[[image:image-20220602161718-9.png||height="457" width="800"]]
292	292
293	293
294		-2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
295	295
	445	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	446	+
296	296	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
297	297
	449	+
298	298	[[image:image-20220602161935-10.png||height="498" width="800"]]
299	299
300	300
301		-3. See Uplink Command
302	302
303		-Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	454	+(% style="color:blue" %)**3. See Uplink Command**
304	304
	456	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	457	+
305	305	example: AT+SENDB=01,02,8,05820802581ea0a5
306	306
307	307	[[image:image-20220602162157-11.png||height="497" width="800"]]
308	308
309	309
310		-4. Check to see if TTN received the message
311	311
	464	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	465	+
312	312	[[image:image-20220602162331-12.png||height="420" width="800"]]
313	313
314	314
315	315
316		-== Example Send & Get Messages via LoRaWAN in RPi ==
	470	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
317	317
318		-Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
319	319
320		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	473	+**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]]
321	321
322		-Log in to the RPI's terminal and connect to the serial port
	475	+(**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]])
323	323
324		-[[image:image-20220602153146-3.png]]
	477	+(% style="color:red" %)**Preconditions:**
325	325
326		-Press the reset switch RST on the LA66 LoRa Shield.
327		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
	479	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
328	328
329		-[[image:image-20220602154928-5.png]]
	481	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
330	330
331		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
332	332
	484	+
	485	+(% style="color:blue" %)**Steps for usage:**
	486	+
	487	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	488	+
	489	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	490	+
	491	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	492	+
	493	+
	494	+
	495	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	496	+
	497	+
	498	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	499	+
	500	+
	501	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	502	+
	503	+[[image:image-20220723100439-2.png]]
	504	+
	505	+
	506	+
	507	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	508	+
	509	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	510	+
	511	+ (% style="background-color:yellow" %)**apt update**
	512	+
	513	+ (% style="background-color:yellow" %)**apt install minicom**
	514	+
	515	+
	516	+Use minicom to connect to the RPI's terminal
	517	+
	518	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	519	+
	520	+
	521	+
	522	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	523	+
	524	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	525	+
	526	+
	527	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	528	+
	529	+
	530	+
	531	+(% style="color:blue" %)**4. Send Uplink message**
	532	+
	533	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	534	+
333	333	example: AT+SENDB=01,02,8,05820802581ea0a5
334	334
335		-[[image:image-20220602160339-6.png]]
336	336
	538	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	539	+
	540	+
	541	+
337	337	Check to see if TTN received the message
338	338
339		-[[image:image-20220602160627-7.png||height="468" width="1013"]]
	544	+[[image:image-20220602160627-7.png||height="369" width="800"]]
340	340
341		-=== Install Minicom ===
342	342
343		-Enter the following command in the RPI terminal
344	344
345		-apt update
	548	+== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
346	346
347		-[[image:image-20220602143155-1.png]]
	550	+=== 3.8.1 DRAGINO-LA66-APP ===
348	348
349		-apt install minicom
	552	+[[image:image-20220723102027-3.png]]
350	350
351		-[[image:image-20220602143744-2.png]]
	554	+==== Overview： ====
352	352
353		-=== Send PC's CPU/RAM usage to TTN via script. ===
	556	+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.
354	354
355		-==== Take python as an example： ====
	558	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
356	356
357		-===== Preconditions: =====
	560	+==== Conditions of Use： ====
358	358
359		-1.LA66 USB LoRaWAN Adapter works fine
	562	+Requires a type-c to USB adapter
360	360
361		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	564	+[[image:image-20220723104754-4.png]]
362	362
363		-===== Steps for usage =====
	566	+==== Use of APP: ====
364	364
365		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	568	+Function and page introduction
366	366
367		-2.Run the script and see the TTN
	570	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
368	368
369		-[[image:image-20220602115852-3.png]]
	572	+1.Display LA66 USB LoRaWAN Module connection status
370	370
	574	+2.Check and reconnect
371	371
	576	+3.Turn send timestamps on or off
372	372
373		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	578	+4.Display LoRaWan connection status
374	374
	580	+5.Check LoRaWan connection status
375	375
376		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	582	+6.The RSSI value of the node when the ACK is received
377	377
	584	+7.Node's Signal Strength Icon
378	378
	586	+8.Set the packet sending interval of the node in seconds
379	379
380		-== Order Info ==
	588	+9.AT command input box
381	381
382		-Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
	590	+10.Send AT command button
383	383
384		-**XX**: The default frequency band
	592	+11.Node log box
385	385
386		-* **AS923**: LoRaWAN AS923 band
387		-* **AU915**: LoRaWAN AU915 band
388		-* **EU433**: LoRaWAN EU433 band
389		-* **EU868**: LoRaWAN EU868 band
390		-* **KR920**: LoRaWAN KR920 band
391		-* **US915**: LoRaWAN US915 band
392		-* **IN865**: LoRaWAN IN865 band
393		-* **CN470**: LoRaWAN CN470 band
394		-* **PP**: Peer to Peer LoRa Protocol
	594	+12.clear log button
395	395
396		-== Package Info ==
	596	+13.exit button
397	397
398		-* LA66 USB LoRaWAN Adapter x 1
	598	+LA66 USB LoRaWAN Module not connected
399	399
400		-= Reference =
	600	+[[image:image-20220723110520-5.png||height="903" width="677"]]
401	401
402		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	602	+Connect LA66 USB LoRaWAN Module
403	403
	604	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	605	+
	606	+=== 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 ===
	607	+
	608	+1.Register LA66 USB LoRaWAN Module to TTNV3
	609	+
	610	+[[image:image-20220723134549-8.png]]
	611	+
	612	+2.Open Node-RED,And import the JSON file to generate the flow
	613	+
	614	+Sample JSON file please go to this link to download：放置JSON文件的链接
	615	+
	616	+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/]]
	617	+
	618	+The following is the positioning effect map
	619	+
	620	+[[image:image-20220723144339-1.png]]
	621	+
	622	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	623	+
	624	+The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
	625	+
	626	+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)
	627	+
	628	+[[image:image-20220723150132-2.png]]
	629	+
	630	+
	631	+= 4.  Order Info =
	632	+
	633	+
	634	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	635	+
	636	+
	637	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	638	+
	639	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	640	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	641	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	642	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	643	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	644	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	645	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	646	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	647	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	648	+
	649	+= 5.  Reference =
	650	+
	651	+* 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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