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
...	...	@@ -29,7 +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 +124,106 @@
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 ==
136	136
137		-=== Items needed for update ===
	197	+**Show connection diagram：**
138	138
	199	+
	200	+[[image:image-20220723170210-2.png||height="908" width="681"]]
	201	+
	202	+
	203	+
	204	+**1.  open Arduino IDE**
	205	+
	206	+
	207	+[[image:image-20220723170545-4.png]]
	208	+
	209	+
	210	+
	211	+**2.  Open project**
	212	+
	213	+
	214	+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]]
	215	+
	216	+[[image:image-20220723170750-5.png||height="533" width="930"]]
	217	+
	218	+
	219	+
	220	+**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**
	221	+
	222	+
	223	+[[image:image-20220723171228-6.png]]
	224	+
	225	+
	226	+
	227	+**4.  After the upload is successful, open the serial port monitoring and send the AT command**
	228	+
	229	+
	230	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
	231	+
	232	+
	233	+
	234	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
	235	+
	236	+
	237	+**1.  Open project**
	238	+
	239	+
	240	+Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
	241	+
	242	+[[image:image-20220723172502-8.png]]
	243	+
	244	+
	245	+
	246	+2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
	247	+
	248	+
	249	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
	250	+
	251	+
	252	+
	253	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
	254	+
	255	+
	256	+**1.  Open project**
	257	+
	258	+
	259	+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]]
	260	+
	261	+
	262	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
	263	+
	264	+
	265	+
	266	+**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
	267	+
	268	+
	269	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
	270	+
	271	+
	272	+
	273	+**3.  Integration into Node-red via TTNV3**
	274	+
	275	+For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
	276	+
	277	+[[image:image-20220723175700-12.png||height="602" width="995"]]
	278	+
	279	+
	280	+
	281	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	282	+
	283	+
	284	+=== 2.8.1  Items needed for update ===
	285	+
	286	+
139	139	1. LA66 LoRaWAN Shield
140	140	1. Arduino
141	141	1. USB TO TTL Adapter
...	...	@@ -143,17 +143,25 @@
143	143	[[image:image-20220602100052-2.png||height="385" width="600"]]
144	144
145	145
146		-=== Connection ===
	294	+=== 2.8.2  Connection ===
147	147
	296	+
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
155		-Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
	300	+(((
	301	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	302	+)))
156	156
	304	+(((
	305	+(% style="background-color:yellow" %)**GND  <-> GND
	306	+TXD  <->  TXD
	307	+RXD  <->  RXD**
	308	+)))
	309	+
	310	+
	311	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
	312	+
157	157	Connect USB TTL Adapter to PC after connecting the wires
158	158
159	159
...	...	@@ -160,82 +160,115 @@
160	160	[[image:image-20220602102240-4.png||height="304" width="600"]]
161	161
162	162
163		-=== Upgrade steps ===
	319	+=== 2.8.3  Upgrade steps ===
164	164
165		-==== Switch SW1 to put in ISP position ====
166	166
	322	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
	323	+
	324	+
167	167	[[image:image-20220602102824-5.png||height="306" width="600"]]
168	168
169	169
170		-==== Press the RST switch once ====
171	171
	329	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
	330	+
	331	+
172	172	[[image:image-20220602104701-12.png||height="285" width="600"]]
173	173
174	174
175		-==== Open the Upgrade tool (Tremo Programmer) in PC ====
176	176
177		-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/]]
	336	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
178	178
	338	+
	339	+(((
	340	+(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
	341	+)))
	342	+
	343	+
179	179	[[image:image-20220602103227-6.png]]
180	180
	346	+
181	181	[[image:image-20220602103357-7.png]]
182	182
183		-===== Select the COM port corresponding to USB TTL =====
184	184
	350	+
	351	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	352	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
	353	+
	354	+
185	185	[[image:image-20220602103844-8.png]]
186	186
187		-===== Select the bin file to burn =====
188	188
	358	+
	359	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	360	+(% style="color:blue" %)**3. Select the bin file to burn**
	361	+
	362	+
189	189	[[image:image-20220602104144-9.png]]
190	190
	365	+
191	191	[[image:image-20220602104251-10.png]]
192	192
	368	+
193	193	[[image:image-20220602104402-11.png]]
194	194
195		-===== Click to start the download =====
196	196
	372	+
	373	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	374	+(% style="color:blue" %)**4. Click to start the download**
	375	+
197	197	[[image:image-20220602104923-13.png]]
198	198
199		-===== The following figure appears to prove that the burning is in progress =====
200	200
	379	+
	380	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	381	+(% style="color:blue" %)**5. Check update process**
	382	+
	383	+
201	201	[[image:image-20220602104948-14.png]]
202	202
203		-===== The following picture appears to prove that the burning is successful =====
204	204
	387	+
	388	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	389	+(% style="color:blue" %)**The following picture shows that the burning is successful**
	390	+
205	205	[[image:image-20220602105251-15.png]]
206	206
207	207
208		-== Order Info ==
209	209
210		-Part Number: **LA66-LoRaWAN-Shield-XXX**
	395	+= 3.  LA66 USB LoRaWAN Adapter =
211	211
212		-**XX**: The default frequency band
213	213
214		-* **AS923**: LoRaWAN AS923 band
215		-* **AU915**: LoRaWAN AU915 band
216		-* **EU433**: LoRaWAN EU433 band
217		-* **EU868**: LoRaWAN EU868 band
218		-* **KR920**: LoRaWAN KR920 band
219		-* **US915**: LoRaWAN US915 band
220		-* **IN865**: LoRaWAN IN865 band
221		-* **CN470**: LoRaWAN CN470 band
222		-* **PP**: Peer to Peer LoRa Protocol
	398	+== 3.1  Overview ==
223	223
224		-== Package Info ==
225	225
226		-* LA66 LoRaWAN Shield x 1
227		-* RF Antenna x 1
	401	+[[image:image-20220715001142-3.png||height="145" width="220"]]
228	228
229	229
230		-= LA66 USB LoRaWAN Adapter =
	404	+(((
	405	+(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
	406	+)))
231	231
232		-== Overview ==
	408	+(((
	409	+(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
	410	+)))
233	233
234		-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	+(((
	413	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	414	+)))
235	235
	416	+(((
	417	+Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
	418	+)))
236	236
237		-== Features ==
	420	+(((
	421	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	422	+)))
238	238
	424	+
	425	+
	426	+== 3.2  Features ==
	427	+
239	239	* LoRaWAN USB adapter base on LA66 LoRaWAN module
240	240	* Ultra-long RF range
241	241	* Support LoRaWAN v1.0.4 protocol
...	...	@@ -246,9 +246,12 @@
246	246	* World-wide unique OTAA keys.
247	247	* AT Command via UART-TTL interface
248	248	* Firmware upgradable via UART interface
	438	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
249	249
250		-== Specification ==
251	251
	441	+
	442	+== 3.3  Specification ==
	443	+
252	252	* CPU: 32-bit 48 MHz
253	253	* Flash: 256KB
254	254	* RAM: 64KB
...	...	@@ -265,118 +265,263 @@
265	265	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
266	266	* LoRa Rx current: <9 mA
267	267
268		-== Pin Mapping & LED ==
269	269
270		-== Example Send & Get Messages via LoRaWAN in PC ==
271	271
272		-Connect the LA66 LoRa Shield to the PC
	462	+== 3.4  Pin Mapping & LED ==
273	273
274		-[[image:image-20220602171217-1.png||height="615" width="915"]]
275	275
	465	+
	466	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
	467	+
	468	+
	469	+(((
	470	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	471	+)))
	472	+
	473	+
	474	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
	475	+
	476	+
	477	+[[image:image-20220723100027-1.png]]
	478	+
	479	+
276	276	Open the serial port tool
277	277
278	278	[[image:image-20220602161617-8.png]]
279	279
280		-[[image:image-20220602161718-9.png||height="529" width="927"]]
	484	+[[image:image-20220602161718-9.png||height="457" width="800"]]
281	281
282		-Press the reset switch RST on the LA66 LoRa Shield.
283	283
284		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
285	285
286		-[[image:image-20220602161935-10.png]]
	488	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
287	287
288		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	490	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
289	289
	492	+
	493	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	494	+
	495	+
	496	+
	497	+(% style="color:blue" %)**3. See Uplink Command**
	498	+
	499	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	500	+
290	290	example: AT+SENDB=01,02,8,05820802581ea0a5
291	291
292		-[[image:image-20220602162157-11.png]]
	503	+[[image:image-20220602162157-11.png||height="497" width="800"]]
293	293
294		-Check to see if TTN received the message
295	295
296		-[[image:image-20220602162331-12.png||height="547" width="1044"]]
297	297
298		-== Example Send & Get Messages via LoRaWAN in RPi ==
	507	+(% style="color:blue" %)**4. Check to see if TTN received the message**
299	299
300		-Connect the LA66 LoRa Shield to the RPI
	509	+[[image:image-20220602162331-12.png||height="420" width="800"]]
301	301
302		-[[image:image-20220602171233-2.png||height="592" width="881"]]
303	303
304		-Log in to the RPI's terminal and connect to the serial port
305	305
306		-[[image:image-20220602153146-3.png]]
	513	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
307	307
308		-Press the reset switch RST on the LA66 LoRa Shield.
309		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
310	310
311		-[[image:image-20220602154928-5.png]]
	516	+**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]]
312	312
313		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	518	+(**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]])
314	314
	520	+(% style="color:red" %)**Preconditions:**
	521	+
	522	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	523	+
	524	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	525	+
	526	+
	527	+
	528	+(% style="color:blue" %)**Steps for usage:**
	529	+
	530	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	531	+
	532	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	533	+
	534	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	535	+
	536	+
	537	+
	538	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	539	+
	540	+
	541	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	542	+
	543	+
	544	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	545	+
	546	+[[image:image-20220723100439-2.png]]
	547	+
	548	+
	549	+
	550	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	551	+
	552	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	553	+
	554	+ (% style="background-color:yellow" %)**apt update**
	555	+
	556	+ (% style="background-color:yellow" %)**apt install minicom**
	557	+
	558	+
	559	+Use minicom to connect to the RPI's terminal
	560	+
	561	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	562	+
	563	+
	564	+
	565	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	566	+
	567	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	568	+
	569	+
	570	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	571	+
	572	+
	573	+
	574	+(% style="color:blue" %)**4. Send Uplink message**
	575	+
	576	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	577	+
315	315	example: AT+SENDB=01,02,8,05820802581ea0a5
316	316
317		-[[image:image-20220602160339-6.png]]
318	318
	581	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	582	+
	583	+
	584	+
319	319	Check to see if TTN received the message
320	320
321		-[[image:image-20220602160627-7.png||height="468" width="1013"]]
	587	+[[image:image-20220602160627-7.png||height="369" width="800"]]
322	322
323		-=== Install Minicom ===
324	324
325		-Enter the following command in the RPI terminal
326	326
327		-apt update
	591	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
328	328
329		-[[image:image-20220602143155-1.png]]
330	330
331		-apt install minicom
	594	+=== 3.8.1 DRAGINO-LA66-APP ===
332	332
333		-[[image:image-20220602143744-2.png]]
334	334
335		-=== Send PC's CPU/RAM usage to TTN via script. ===
	597	+[[image:image-20220723102027-3.png]]
336	336
337		-==== Take python as an example： ====
338	338
339		-===== Preconditions: =====
340	340
341		-1.LA66 USB LoRaWAN Adapter works fine
	601	+==== (% style="color:blue" %)**Overview：**(%%) ====
342	342
343		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
344	344
345		-===== Steps for usage =====
	604	+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.
346	346
347		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	606	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
348	348
349		-2.Run the script and see the TTN
350	350
351		-[[image:image-20220602115852-3.png]]
352	352
	610	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
353	353
354	354
355		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	613	+Requires a type-c to USB adapter
356	356
	615	+[[image:image-20220723104754-4.png]]
357	357
358		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
359	359
360	360
	619	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
361	361
362		-== Order Info ==
363	363
364		-Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
	622	+Function and page introduction
365	365
366		-**XX**: The default frequency band
	624	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
367	367
368		-* **AS923**: LoRaWAN AS923 band
369		-* **AU915**: LoRaWAN AU915 band
370		-* **EU433**: LoRaWAN EU433 band
371		-* **EU868**: LoRaWAN EU868 band
372		-* **KR920**: LoRaWAN KR920 band
373		-* **US915**: LoRaWAN US915 band
374		-* **IN865**: LoRaWAN IN865 band
375		-* **CN470**: LoRaWAN CN470 band
376		-* **PP**: Peer to Peer LoRa Protocol
	626	+1.Display LA66 USB LoRaWAN Module connection status
377	377
378		-== Package Info ==
	628	+2.Check and reconnect
379	379
380		-* LA66 USB LoRaWAN Adapter x 1
	630	+3.Turn send timestamps on or off
381	381
382		-
	632	+4.Display LoRaWan connection status
	633	+
	634	+5.Check LoRaWan connection status
	635	+
	636	+6.The RSSI value of the node when the ACK is received
	637	+
	638	+7.Node's Signal Strength Icon
	639	+
	640	+8.Set the packet sending interval of the node in seconds
	641	+
	642	+9.AT command input box
	643	+
	644	+10.Send AT command button
	645	+
	646	+11.Node log box
	647	+
	648	+12.clear log button
	649	+
	650	+13.exit button
	651	+
	652	+
	653	+LA66 USB LoRaWAN Module not connected
	654	+
	655	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	656	+
	657	+
	658	+
	659	+Connect LA66 USB LoRaWAN Module
	660	+
	661	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	662	+
	663	+
	664	+
	665	+=== 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 ===
	666	+
	667	+
	668	+**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	669	+
	670	+[[image:image-20220723134549-8.png]]
	671	+
	672	+
	673	+
	674	+**2.  Open Node-RED,And import the JSON file to generate the flow**
	675	+
	676	+Sample JSON file please go to this link to download：放置JSON文件的链接
	677	+
	678	+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/]]
	679	+
	680	+The following is the positioning effect map
	681	+
	682	+[[image:image-20220723144339-1.png]]
	683	+
	684	+
	685	+
	686	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	687	+
	688	+
	689	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	690	+
	691	+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)
	692	+
	693	+[[image:image-20220723150132-2.png]]
	694	+
	695	+
	696	+
	697	+= 4.  Order Info =
	698	+
	699	+
	700	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	701	+
	702	+
	703	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	704	+
	705	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	706	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	707	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	708	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	709	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	710	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	711	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	712	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	713	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	714	+
	715	+
	716	+= 5.  Reference =
	717	+
	718	+
	719	+* 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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