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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 +124,62 @@
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 DataCake. ==
	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	+
	238	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
	239	+
	240	+
	241	+=== 2.8.1  Items needed for update ===
	242	+
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 ===
	250	+=== 2.8.2  Connection ===
147	147
	252	+
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
	256	+(((
	257	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	258	+)))
	259	+
	260	+(((
	261	+(% style="background-color:yellow" %)**GND  <-> GND
	262	+TXD  <->  TXD
	263	+RXD  <->  RXD**
	264	+)))
	265	+
	266	+
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 ===
	275	+=== 2.8.3  Upgrade steps ===
164	164
165		-==== Switch SW1 to put in ISP position ====
166	166
	278	+==== 1.  Switch SW1 to put in ISP position ====
	279	+
	280	+
167	167	[[image:image-20220602102824-5.png||height="306" width="600"]]
168	168
169	169
170		-==== Press the RST switch once ====
171	171
	285	+==== 2.  Press the RST switch once ====
	286	+
	287	+
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/]]**
	292	+==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
178	178
	294	+
	295	+(((
	296	+(% 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/]]**
	297	+)))
	298	+
	299	+
179	179	[[image:image-20220602103227-6.png]]
180	180
	302	+
181	181	[[image:image-20220602103357-7.png]]
182	182
183	183
	306	+
184	184	(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
185		-**2. Select the COM port corresponding to USB TTL**
	308	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
186	186
	310	+
187	187	[[image:image-20220602103844-8.png]]
188	188
189	189
	314	+
190	190	(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
191		-**3. Select the bin file to burn**
	316	+(% style="color:blue" %)**3. Select the bin file to burn**
192	192
	318	+
193	193	[[image:image-20220602104144-9.png]]
194	194
	321	+
195	195	[[image:image-20220602104251-10.png]]
196	196
	324	+
197	197	[[image:image-20220602104402-11.png]]
198	198
199	199
	328	+
200	200	(% class="wikigeneratedid" id="HClicktostartthedownload" %)
201		-**4. Click to start the download**
	330	+(% style="color:blue" %)**4. Click to start the download**
202	202
203	203	[[image:image-20220602104923-13.png]]
204	204
205	205
	335	+
206	206	(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
207		-**5. Check update process**
	337	+(% style="color:blue" %)**5. Check update process**
208	208
	339	+
209	209	[[image:image-20220602104948-14.png]]
210	210
211	211
	343	+
212	212	(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
213		-**The following picture shows that the burning is successful**
	345	+(% 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**
	351	+= 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
	354	+== 3.1  Overview ==
233	233
234		-== Package Info ==
235	235
236		-* LA66 LoRaWAN Shield x 1
237		-* RF Antenna x 1
	357	+[[image:image-20220715001142-3.png||height="145" width="220"]]
238	238
239		-= LA66 USB LoRaWAN Adapter =
240	240
241		-== Overview ==
	360	+(((
	361	+(% 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.
	362	+)))
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.
	364	+(((
	365	+(% 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.
	366	+)))
244	244
	368	+(((
	369	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	370	+)))
245	245
246		-== Features ==
	372	+(((
	373	+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.
	374	+)))
247	247
	376	+(((
	377	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	378	+)))
	379	+
	380	+
	381	+
	382	+== 3.2  Features ==
	383	+
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
	394	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
258	258
259		-== Specification ==
	396	+== 3.3  Specification ==
260	260
261	261	* CPU: 32-bit 48 MHz
262	262	* Flash: 256KB
...	...	@@ -274,123 +274,236 @@
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 ==
	414	+== 3.4  Pin Mapping & LED ==
278	278
279		-== Example Send & Get Messages via LoRaWAN in PC ==
280	280
281		-Connect the LA66 LoRa Shield to the PC
282	282
283		-[[image:image-20220602171217-1.png||height="615" width="915"]]
	418	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
284	284
	420	+
	421	+(((
	422	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	423	+)))
	424	+
	425	+
	426	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
	427	+
	428	+
	429	+[[image:image-20220723100027-1.png]]
	430	+
	431	+
285	285	Open the serial port tool
286	286
287	287	[[image:image-20220602161617-8.png]]
288	288
289		-[[image:image-20220602161718-9.png||height="529" width="927"]]
	436	+[[image:image-20220602161718-9.png||height="457" width="800"]]
290	290
291		-Press the reset switch RST on the LA66 LoRa Shield.
292	292
293		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
294	294
295		-[[image:image-20220602161935-10.png]]
	440	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
296	296
297		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	442	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
298	298
	444	+
	445	+[[image:image-20220602161935-10.png||height="498" width="800"]]
	446	+
	447	+
	448	+
	449	+(% style="color:blue" %)**3. See Uplink Command**
	450	+
	451	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	452	+
299	299	example: AT+SENDB=01,02,8,05820802581ea0a5
300	300
301		-[[image:image-20220602162157-11.png]]
	455	+[[image:image-20220602162157-11.png||height="497" width="800"]]
302	302
303		-Check to see if TTN received the message
304	304
305		-[[image:image-20220602162331-12.png||height="547" width="1044"]]
306	306
307		-== Example Send & Get Messages via LoRaWAN in RPi ==
	459	+(% style="color:blue" %)**4. Check to see if TTN received the message**
308	308
309		-Connect the LA66 LoRa Shield to the RPI
	461	+[[image:image-20220602162331-12.png||height="420" width="800"]]
310	310
311		-[[image:image-20220602171233-2.png||height="592" width="881"]]
312	312
313		-Log in to the RPI's terminal and connect to the serial port
314	314
315		-[[image:image-20220602153146-3.png]]
	465	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
316	316
317		-Press the reset switch RST on the LA66 LoRa Shield.
318		-The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
319	319
320		-[[image:image-20220602154928-5.png]]
	468	+**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		-send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
	470	+(**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
	472	+(% style="color:red" %)**Preconditions:**
	473	+
	474	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	475	+
	476	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
	477	+
	478	+
	479	+
	480	+(% style="color:blue" %)**Steps for usage:**
	481	+
	482	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	483	+
	484	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
	485	+
	486	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
	487	+
	488	+
	489	+
	490	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
	491	+
	492	+
	493	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	494	+
	495	+
	496	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	497	+
	498	+[[image:image-20220723100439-2.png]]
	499	+
	500	+
	501	+
	502	+(% style="color:blue" %)**2. Install Minicom in RPi.**
	503	+
	504	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
	505	+
	506	+ (% style="background-color:yellow" %)**apt update**
	507	+
	508	+ (% style="background-color:yellow" %)**apt install minicom**
	509	+
	510	+
	511	+Use minicom to connect to the RPI's terminal
	512	+
	513	+[[image:image-20220602153146-3.png||height="439" width="500"]]
	514	+
	515	+
	516	+
	517	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
	518	+
	519	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
	520	+
	521	+
	522	+[[image:image-20220602154928-5.png||height="436" width="500"]]
	523	+
	524	+
	525	+
	526	+(% style="color:blue" %)**4. Send Uplink message**
	527	+
	528	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
	529	+
324	324	example: AT+SENDB=01,02,8,05820802581ea0a5
325	325
326		-[[image:image-20220602160339-6.png]]
327	327
	533	+[[image:image-20220602160339-6.png||height="517" width="600"]]
	534	+
	535	+
	536	+
328	328	Check to see if TTN received the message
329	329
330		-[[image:image-20220602160627-7.png||height="468" width="1013"]]
	539	+[[image:image-20220602160627-7.png||height="369" width="800"]]
331	331
332		-=== Install Minicom ===
333	333
334		-Enter the following command in the RPI terminal
335	335
336		-apt update
	543	+== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
337	337
338		-[[image:image-20220602143155-1.png]]
	545	+=== 3.8.1 DRAGINO-LA66-APP ===
339	339
340		-apt install minicom
	547	+[[image:image-20220723102027-3.png]]
341	341
342		-[[image:image-20220602143744-2.png]]
	549	+==== Overview： ====
343	343
344		-=== Send PC's CPU/RAM usage to TTN via script. ===
	551	+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.
345	345
346		-==== Take python as an example： ====
	553	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
347	347
348		-===== Preconditions: =====
	555	+==== Conditions of Use： ====
349	349
350		-1.LA66 USB LoRaWAN Adapter works fine
	557	+Requires a type-c to USB adapter
351	351
352		-2.LA66 USB LoRaWAN Adapter  is registered with TTN
	559	+[[image:image-20220723104754-4.png]]
353	353
354		-===== Steps for usage =====
	561	+==== Use of APP: ====
355	355
356		-1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	563	+Function and page introduction
357	357
358		-2.Run the script and see the TTN
	565	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
359	359
360		-[[image:image-20220602115852-3.png]]
	567	+1.Display LA66 USB LoRaWAN Module connection status
361	361
	569	+2.Check and reconnect
362	362
	571	+3.Turn send timestamps on or off
363	363
364		-== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
	573	+4.Display LoRaWan connection status
365	365
	575	+5.Check LoRaWan connection status
366	366
367		-== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	577	+6.The RSSI value of the node when the ACK is received
368	368
	579	+7.Node's Signal Strength Icon
369	369
	581	+8.Set the packet sending interval of the node in seconds
370	370
371		-== Order Info ==
	583	+9.AT command input box
372	372
373		-Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
	585	+10.Send AT command button
374	374
375		-**XX**: The default frequency band
	587	+11.Node log box
376	376
377		-* **AS923**: LoRaWAN AS923 band
378		-* **AU915**: LoRaWAN AU915 band
379		-* **EU433**: LoRaWAN EU433 band
380		-* **EU868**: LoRaWAN EU868 band
381		-* **KR920**: LoRaWAN KR920 band
382		-* **US915**: LoRaWAN US915 band
383		-* **IN865**: LoRaWAN IN865 band
384		-* **CN470**: LoRaWAN CN470 band
385		-* **PP**: Peer to Peer LoRa Protocol
	589	+12.clear log button
386	386
387		-== Package Info ==
	591	+13.exit button
388	388
389		-* LA66 USB LoRaWAN Adapter x 1
	593	+LA66 USB LoRaWAN Module not connected
390	390
	595	+[[image:image-20220723110520-5.png||height="903" width="677"]]
391	391
392		-= Reference =
	597	+Connect LA66 USB LoRaWAN Module
393	393
394		-* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
	599	+[[image:image-20220723110626-6.png||height="906" width="680"]]
395	395
396		-
	601	+=== 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 ===
	602	+
	603	+1.Register LA66 USB LoRaWAN Module to TTNV3
	604	+
	605	+[[image:image-20220723134549-8.png]]
	606	+
	607	+2.Open Node-RED,And import the JSON file to generate the flow
	608	+
	609	+Sample JSON file please go to this link to download：放置JSON文件的链接
	610	+
	611	+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/]]
	612	+
	613	+The following is the positioning effect map
	614	+
	615	+[[image:image-20220723144339-1.png]]
	616	+
	617	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	618	+
	619	+The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
	620	+
	621	+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)
	622	+
	623	+[[image:image-20220723150132-2.png]]
	624	+
	625	+
	626	+= 4.  Order Info =
	627	+
	628	+
	629	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	630	+
	631	+
	632	+(% style="color:blue" %)**XXX**(%%): The default frequency band
	633	+
	634	+* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
	635	+* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
	636	+* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
	637	+* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
	638	+* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
	639	+* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
	640	+* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
	641	+* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
	642	+* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
	643	+
	644	+= 5.  Reference =
	645	+
	646	+* 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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