Summary

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Details

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Author

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1		-XWiki.Edwin
	1	+XWiki.Xiaoling

Content

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1		-{{box cssClass="floatinginfobox" title="**Contents**"}}
	1	+
	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
...	...	@@ -29,8 +29,11 @@
29	29	* Firmware upgradable via UART interface
30	30	* Ultra-long RF range
31	31
32		-== Specification ==
33	33
	66	+
	67	+
	68	+== 1.3  Specification ==
	69	+
34	34	* CPU: 32-bit 48 MHz
35	35	* Flash: 256KB
36	36	* RAM: 64KB
...	...	@@ -49,50 +49,80 @@
49	49	* LoRa Rx current: <9 mA
50	50	* I/O Voltage: 3.3v
51	51
52		-== AT Command ==
53	53
	89	+
	90	+
	91	+== 1.4  AT Command ==
	92	+
	93	+
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]]
	98	+== 1.5  Dimension ==
60	60
	100	+[[image:image-20220718094750-3.png]]
61	61
62		-== Pin Mapping ==
63	63
64		-[[image:image-20220523101537-1.png]]
65	65
66		-== Land Pattern ==
	104	+== 1.6  Pin Mapping ==
67	67
	106	+[[image:image-20220720111850-1.png]]
	107	+
	108	+
	109	+
	110	+== 1.7  Land Pattern ==
	111	+
68	68	[[image:image-20220517072821-2.png]]
69	69
70	70
71		-== Order Info ==
72	72
73		-Part Number: **LA66-XXX**
	116	+= 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
	119	+== 2.1  Overview ==
86	86
87		-= LA66 LoRaWAN Shield =
88	88
89		-== Overview ==
	122	+(((
	123	+[[image:image-20220715000826-2.png||height="145" width="220"]]
	124	+)))
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.
	126	+(((
	127	+
	128	+)))
92	92
	130	+(((
	131	+(% 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.
	132	+)))
93	93
94		-== Features ==
	134	+(((
	135	+(((
	136	+(% 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.
	137	+)))
	138	+)))
95	95
	140	+(((
	141	+(((
	142	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	143	+)))
	144	+)))
	145	+
	146	+(((
	147	+(((
	148	+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.
	149	+)))
	150	+)))
	151	+
	152	+(((
	153	+(((
	154	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	155	+)))
	156	+)))
	157	+
	158	+
	159	+
	160	+== 2.2  Features ==
	161	+
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 ==
	173	+== 2.3  Specification ==
108	108
109	109	* CPU: 32-bit 48 MHz
110	110	* Flash: 256KB
...	...	@@ -124,18 +124,106 @@
124	124	* LoRa Rx current: <9 mA
125	125	* I/O Voltage: 3.3v
126	126
127		-== Pin Mapping & LED ==
	193	+== 2.4  LED ==
128	128
129		-== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
	195	+~1. The LED lights up red when there is an upstream data packet
	196	+2. When the network is successfully connected, the green light will be on for 5 seconds
	197	+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. ==
	200	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
134	134
135		-== Upgrade Firmware of LA66 LoRaWAN Shield ==
136	136
137		-=== Items needed for update ===
	203	+**Show connection diagram：**
138	138
	205	+
	206	+[[image:image-20220723170210-2.png||height="908" width="681"]]
	207	+
	208	+
	209	+
	210	+**1.  open Arduino IDE**
	211	+
	212	+
	213	+[[image:image-20220723170545-4.png]]
	214	+
	215	+
	216	+
	217	+**2.  Open project**
	218	+
	219	+
	220	+LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	221	+
	222	+[[image:image-20220723170750-5.png||height="533" width="930"]]
	223	+
	224	+
	225	+
	226	+**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**
	227	+
	228	+
	229	+[[image:image-20220723171228-6.png]]
	230	+
	231	+
	232	+
	233	+**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	234	+
	235	+
	236	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	237	+
	238	+
	239	+
	240	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	241	+
	242	+
	243	+**1.  Open project**
	244	+
	245	+
	246	+Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	247	+
	248	+[[image:image-20220723172502-8.png]]
	249	+
	250	+
	251	+
	252	+2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	253	+
	254	+
	255	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	256	+
	257	+
	258	+
	259	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	260	+
	261	+
	262	+**1.  Open project**
	263	+
	264	+
	265	+Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	266	+
	267	+
	268	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	269	+
	270	+
	271	+
	272	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	273	+
	274	+
	275	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	276	+
	277	+
	278	+
	279	+**3.  Integration into Node-red via TTNV3**
	280	+
	281	+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/]]
	282	+
	283	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	284	+
	285	+
	286	+
	287	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	288	+
	289	+
	290	+=== 2.8.1  Items needed for update ===
	291	+
	292	+
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 ===
	300	+=== 2.8.2  Connection ===
147	147
	302	+
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
	306	+(((
	307	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	308	+)))
	309	+
	310	+(((
	311	+(% style="background-color:yellow" %)**GND  <-> GND
	312	+TXD  <->  TXD
	313	+RXD  <->  RXD**
	314	+)))
	315	+
	316	+
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 ===
	325	+=== 2.8.3  Upgrade steps ===
164	164
165		-==== Switch SW1 to put in ISP position ====
166	166
	328	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
	329	+
	330	+
167	167	[[image:image-20220602102824-5.png||height="306" width="600"]]
168	168
169	169
170		-==== Press the RST switch once ====
171	171
	335	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	336	+
	337	+
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/]]**
	342	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
178	178
	344	+
	345	+(((
	346	+(% 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/]]**
	347	+)))
	348	+
	349	+
179	179	[[image:image-20220602103227-6.png]]
180	180
	352	+
181	181	[[image:image-20220602103357-7.png]]
182	182
183	183
	356	+
184	184	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185		-**2. Select the COM port corresponding to USB TTL**
	358	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
186	186
	360	+
187	187	[[image:image-20220602103844-8.png]]
188	188
189	189
	364	+
190	190	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191		-**3. Select the bin file to burn**
	366	+(% style="color:blue" %)**3. Select the bin file to burn**
192	192
	368	+
193	193	[[image:image-20220602104144-9.png]]
194	194
	371	+
195	195	[[image:image-20220602104251-10.png]]
196	196
	374	+
197	197	[[image:image-20220602104402-11.png]]
198	198
199	199
	378	+
200	200	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201		-**4. Click to start the download**
	380	+(% style="color:blue" %)**4. Click to start the download**
202	202
203	203	[[image:image-20220602104923-13.png]]
204	204
205	205
	385	+
206	206	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207		-**5. Check update process**
	387	+(% style="color:blue" %)**5. Check update process**
208	208
	389	+
209	209	[[image:image-20220602104948-14.png]]
210	210
211	211
	393	+
212	212	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213		-**The following picture shows that the burning is successful**
	395	+(% 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**
	401	+= 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
	404	+== 3.1  Overview ==
233	233
234		-== Package Info ==
235	235
236		-* LA66 LoRaWAN Shield x 1
237		-* RF Antenna x 1
	407	+[[image:image-20220715001142-3.png||height="145" width="220"]]
238	238
239		-= LA66 USB LoRaWAN Adapter =
240	240
241		-== Overview ==
	410	+(((
	411	+(% 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.
	412	+)))
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.
	414	+(((
	415	+(% 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.
	416	+)))
244	244
	418	+(((
	419	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	420	+)))
245	245
246		-== Features ==
	422	+(((
	423	+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.
	424	+)))
247	247
	426	+(((
	427	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	428	+)))
	429	+
	430	+
	431	+
	432	+== 3.2  Features ==
	433	+
248	248	* LoRaWAN USB adapter base on LA66 LoRaWAN module
249	249	* Ultra-long RF range
250	250	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -255,9 +255,12 @@
255	255	* World-wide unique OTAA keys.
256	256	* AT Command via UART-TTL interface
257	257	* Firmware upgradable via UART interface
	444	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
258	258
259		-== Specification ==
260	260
	447	+
	448	+== 3.3  Specification ==
	449	+
261	261	* CPU: 32-bit 48 MHz
262	262	* Flash: 256KB
263	263	* RAM: 64KB
...	...	@@ -274,16 +274,26 @@
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 ==
278	278
279		-== Example Send & Get Messages via LoRaWAN in PC ==
280	280
	468	+== 3.4  Pin Mapping & LED ==
	469	+
	470	+
	471	+
	472	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	473	+
	474	+
	475	+(((
281	281	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	477	+)))
282	282
283		-~1. Connect the LA66 USB LoRaWAN adapter to PC
284	284
285		-[[image:image-20220602171217-1.png||height="538" width="800"]]
	480	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
286	286
	482	+
	483	+[[image:image-20220723100027-1.png]]
	484	+
	485	+
287	287	Open the serial port tool
288	288
289	289	[[image:image-20220602161617-8.png]]
...	...	@@ -291,44 +291,76 @@
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
	494	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
	495	+
296	296	The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
297	297
	498	+
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>
	503	+(% style="color:blue" %)**3. See Uplink Command**
304	304
	505	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	506	+
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
	513	+(% style="color:blue" %)**4. Check to see if TTN received the message**
	514	+
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 ==
	519	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
317	317
	521	+
	522	+**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]]
	523	+
	524	+(**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]])
	525	+
	526	+(% style="color:red" %)**Preconditions:**
	527	+
	528	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	529	+
	530	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	531	+
	532	+
	533	+
	534	+(% style="color:blue" %)**Steps for usage:**
	535	+
	536	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	537	+
	538	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	539	+
	540	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	541	+
	542	+
	543	+
	544	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	545	+
	546	+
318	318	Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
319	319
320		-~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
321	321
322		-[[image:image-20220602171233-2.png||height="538" width="800"]]
	550	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
323	323
	552	+[[image:image-20220723100439-2.png]]
324	324
325		-2. Install Minicom in RPi.
326	326
	555	+
	556	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	557	+
327	327	(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
328	328
329		-(% class="mark" %)apt update
	560	+ (% style="background-color:yellow" %)**apt update**
330	330
331		-(% class="mark" %)apt install minicom
	562	+ (% style="background-color:yellow" %)**apt install minicom**
332	332
333	333
334	334	Use minicom to connect to the RPI's terminal
...	...	@@ -336,20 +336,27 @@
336	336	[[image:image-20220602153146-3.png||height="439" width="500"]]
337	337
338	338
339		-3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
340		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
341	341
	571	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	572	+
	573	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	574	+
	575	+
342	342	[[image:image-20220602154928-5.png||height="436" width="500"]]
343	343
344	344
345		-4. Send Uplink message
346	346
347		-Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	580	+(% style="color:blue" %)**4. Send Uplink message**
348	348
	582	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	583	+
349	349	example: AT+SENDB=01,02,8,05820802581ea0a5
350	350
	586	+
351	351	[[image:image-20220602160339-6.png||height="517" width="600"]]
352	352
	589	+
	590	+
353	353	Check to see if TTN received the message
354	354
355	355	[[image:image-20220602160627-7.png||height="369" width="800"]]
...	...	@@ -356,55 +356,132 @@
356	356
357	357
358	358
359		-= Example: Send PC's CPU/RAM usage to TTN via python =
	597	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
360	360
361		-==== Take python as an example： ====
362	362
363		-===== Preconditions: =====
	600	+=== 3.8.1 DRAGINO-LA66-APP ===
364	364
365		-1.LA66 USB LoRaWAN Adapter works fine
366	366
367		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	603	+[[image:image-20220723102027-3.png]]
368	368
369		-===== Steps for usage =====
370	370
371		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
372	372
373		-2.Run the script in PC and see the TTN
	607	+==== (% style="color:blue" %)**Overview：**(%%) ====
374	374
375		-[[image:image-20220602115852-3.png]]
376	376
	610	+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.
377	377
	612	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
378	378
379		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
380	380
381	381
382		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	616	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
383	383
384	384
	619	+Requires a type-c to USB adapter
385	385
386		-== Order Info ==
	621	+[[image:image-20220723104754-4.png]]
387	387
388		-Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
389	389
390		-**XX**: The default frequency band
391	391
392		-* **AS923**: LoRaWAN AS923 band
393		-* **AU915**: LoRaWAN AU915 band
394		-* **EU433**: LoRaWAN EU433 band
395		-* **EU868**: LoRaWAN EU868 band
396		-* **KR920**: LoRaWAN KR920 band
397		-* **US915**: LoRaWAN US915 band
398		-* **IN865**: LoRaWAN IN865 band
399		-* **CN470**: LoRaWAN CN470 band
400		-* **PP**: Peer to Peer LoRa Protocol
	625	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
401	401
402		-== Package Info ==
403	403
404		-* LA66 USB LoRaWAN Adapter x 1
	628	+Function and page introduction
405	405
406		-= Reference =
	630	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
407	407
408		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	632	+1.Display LA66 USB LoRaWAN Module connection status
409	409
410		-
	634	+2.Check and reconnect
	635	+
	636	+3.Turn send timestamps on or off
	637	+
	638	+4.Display LoRaWan connection status
	639	+
	640	+5.Check LoRaWan connection status
	641	+
	642	+6.The RSSI value of the node when the ACK is received
	643	+
	644	+7.Node's Signal Strength Icon
	645	+
	646	+8.Set the packet sending interval of the node in seconds
	647	+
	648	+9.AT command input box
	649	+
	650	+10.Send AT command button
	651	+
	652	+11.Node log box
	653	+
	654	+12.clear log button
	655	+
	656	+13.exit button
	657	+
	658	+
	659	+LA66 USB LoRaWAN Module not connected
	660	+
	661	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	662	+
	663	+
	664	+
	665	+Connect LA66 USB LoRaWAN Module
	666	+
	667	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	668	+
	669	+
	670	+
	671	+=== 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 ===
	672	+
	673	+
	674	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	675	+
	676	+[[image:image-20220723134549-8.png]]
	677	+
	678	+
	679	+
	680	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	681	+
	682	+Sample JSON file please go to this link to download：放置JSON文件的链接
	683	+
	684	+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/]]
	685	+
	686	+The following is the positioning effect map
	687	+
	688	+[[image:image-20220723144339-1.png]]
	689	+
	690	+
	691	+
	692	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	693	+
	694	+
	695	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	696	+
	697	+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)
	698	+
	699	+[[image:image-20220723150132-2.png]]
	700	+
	701	+
	702	+
	703	+= 4.  Order Info =
	704	+
	705	+
	706	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	707	+
	708	+
	709	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	710	+
	711	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	712	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	713	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	714	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	715	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	716	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	717	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	718	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	719	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	720	+
	721	+
	722	+= 5.  Reference =
	723	+
	724	+
	725	+* 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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