Changes for page LA66 USB LoRaWAN Adapter User Manual

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Title

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1		-LA66 USB LoRaWAN Adapter User Manual
	1	+LA66 LoRaWAN Module

Author

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1		-XWiki.Xiaoling
	1	+XWiki.Lu

Content

...	...	@@ -6,26 +6,34 @@
6	6
7	7
8	8
	9	+= 1.  LA66 LoRaWAN Module =
9	9
10	10
11		-= 1.  LA66 USB LoRaWAN Adapter =
	12	+== 1.1  What is LA66 LoRaWAN Module ==
12	12
13	13
14		-== 1.1  Overview ==
	15	+(((
	16	+(((
	17	+[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
	18	+)))
15	15
	20	+(((
	21	+
	22	+)))
16	16
17		-[[image:image-20220715001142-3.png||height="145" width="220"]]
18		-
19		-
20	20	(((
21		-(% 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.
	25	+(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
22	22	)))
	27	+)))
23	23
24	24	(((
	30	+(((
25	25	(% 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.
26	26	)))
	33	+)))
27	27
28	28	(((
	36	+(((
29	29	Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
30	30	)))
31	31
...	...	@@ -32,38 +32,37 @@
32	32	(((
33	33	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.
34	34	)))
	43	+)))
35	35
36	36	(((
	46	+(((
37	37	LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
38	38	)))
	49	+)))
39	39
40	40
41	41
42	42	== 1.2  Features ==
43	43
44		-
45		-* LoRaWAN USB adapter base on LA66 LoRaWAN module
46		-* Ultra-long RF range
47	47	* Support LoRaWAN v1.0.4 protocol
48	48	* Support peer-to-peer protocol
49	49	* TCXO crystal to ensure RF performance on low temperature
50		-* Spring RF antenna
	58	+* SMD Antenna pad and i-pex antenna connector
51	51	* Available in different frequency LoRaWAN frequency bands.
52	52	* World-wide unique OTAA keys.
53	53	* AT Command via UART-TTL interface
54	54	* Firmware upgradable via UART interface
55		-* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
	63	+* Ultra-long RF range
56	56
57	57
58	58
59		-
60	60	== 1.3  Specification ==
61	61
62		-
63	63	* CPU: 32-bit 48 MHz
64	64	* Flash: 256KB
65	65	* RAM: 64KB
66		-* Input Power Range: 5v
	72	+* Input Power Range: 1.8v ~~ 3.7v
	73	+* Power Consumption: < 4uA.
67	67	* Frequency Range: 150 MHz ~~ 960 MHz
68	68	* Maximum Power +22 dBm constant RF output
69	69	* High sensitivity: -148 dBm
...	...	@@ -75,368 +75,633 @@
75	75	** Operating: 10 ~~ 95% (Non-Condensing)
76	76	* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
77	77	* LoRa Rx current: <9 mA
	85	+* I/O Voltage: 3.3v
78	78
79	79
80	80
	89	+== 1.4  AT Command ==
81	81
82		-== 1.4  Pin Mapping & LED ==
83	83
	92	+AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
84	84
85		-[[image:image-20220813183239-3.png||height="526" width="662"]]
86	86
87	87
	96	+== 1.5  Dimension ==
88	88
89		-== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
	98	+[[image:image-20220718094750-3.png]]
90	90
91	91
	101	+
	102	+== 1.6  Pin Mapping ==
	103	+
	104	+[[image:image-20220720111850-1.png]]
	105	+
	106	+
	107	+
	108	+== 1.7  Land Pattern ==
	109	+
	110	+[[image:image-20220517072821-2.png]]
	111	+
	112	+
	113	+
	114	+= 2.  LA66 LoRaWAN Shield =
	115	+
	116	+
	117	+== 2.1  Overview ==
	118	+
	119	+
92	92	(((
93		-Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	121	+[[image:image-20220715000826-2.png||height="145" width="220"]]
94	94	)))
95	95
	124	+(((
	125	+
	126	+)))
96	96
97		-(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN adapter to PC**
	128	+(((
	129	+(% 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.
	130	+)))
98	98
	132	+(((
	133	+(((
	134	+(% 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.
	135	+)))
	136	+)))
99	99
100		-[[image:image-20220723100027-1.png]]
	138	+(((
	139	+(((
	140	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	141	+)))
	142	+)))
101	101
	144	+(((
	145	+(((
	146	+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.
	147	+)))
	148	+)))
102	102
103		-Open the serial port tool
	150	+(((
	151	+(((
	152	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	153	+)))
	154	+)))
104	104
105		-[[image:image-20220602161617-8.png]]
106	106
107	107
108		-[[image:image-20220602161718-9.png||height="457" width="800"]]
	158	+== 2.2  Features ==
109	109
	160	+* Arduino Shield base on LA66 LoRaWAN module
	161	+* Support LoRaWAN v1.0.4 protocol
	162	+* Support peer-to-peer protocol
	163	+* TCXO crystal to ensure RF performance on low temperature
	164	+* SMA connector
	165	+* Available in different frequency LoRaWAN frequency bands.
	166	+* World-wide unique OTAA keys.
	167	+* AT Command via UART-TTL interface
	168	+* Firmware upgradable via UART interface
	169	+* Ultra-long RF range
110	110
111	111
112		-(% style="color:blue" %)**2.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
113	113
	173	+== 2.3  Specification ==
114	114
115		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
	175	+* CPU: 32-bit 48 MHz
	176	+* Flash: 256KB
	177	+* RAM: 64KB
	178	+* Input Power Range: 1.8v ~~ 3.7v
	179	+* Power Consumption: < 4uA.
	180	+* Frequency Range: 150 MHz ~~ 960 MHz
	181	+* Maximum Power +22 dBm constant RF output
	182	+* High sensitivity: -148 dBm
	183	+* Temperature:
	184	+** Storage: -55 ~~ +125℃
	185	+** Operating: -40 ~~ +85℃
	186	+* Humidity:
	187	+** Storage: 5 ~~ 95% (Non-Condensing)
	188	+** Operating: 10 ~~ 95% (Non-Condensing)
	189	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	190	+* LoRa Rx current: <9 mA
	191	+* I/O Voltage: 3.3v
116	116
117	117
118		-[[image:image-20220602161935-10.png||height="498" width="800"]]
119	119
	195	+== 2.4  LED ==
120	120
121	121
122		-(% style="color:blue" %)**3.  See Uplink Command**
	198	+~1. The LED lights up red when there is an upstream data packet
	199	+2. When the network is successfully connected, the green light will be on for 5 seconds
	200	+3. Purple light on when receiving downlink data packets
123	123
124	124
125		-Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
126	126
127		-example: AT+SENDB=01,02,8,05820802581ea0a5
	204	+== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
128	128
129		-[[image:image-20220602162157-11.png||height="497" width="800"]]
130	130
	207	+**Show connection diagram：**
131	131
132	132
133		-(% style="color:blue" %)**4.  Check to see if TTN received the message**
	210	+[[image:image-20220723170210-2.png||height="908" width="681"]]
134	134
135	135
136		-[[image:image-20220817093644-1.png]]
137	137
	214	+(% style="color:blue" %)**1.  open Arduino IDE**
138	138
139	139
140		-== 1.6  Example: How to join helium ==
	217	+[[image:image-20220723170545-4.png]]
141	141
142	142
143	143
144		-(% style="color:blue" %)**1.  Create a new device.**
	221	+(% style="color:blue" %)**2.  Open project**
145	145
146	146
147		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165500-1.png?width=940&height=464&rev=1.1||alt="image-20220907165500-1.png"]]
	224	+LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
148	148
	226	+[[image:image-20220726135239-1.png]]
149	149
150	150
151		-(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
	229	+(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
152	152
	231	+[[image:image-20220726135356-2.png]]
153	153
154		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907165837-2.png?width=809&height=375&rev=1.1||alt="image-20220907165837-2.png" height="375" width="809"]]
155	155
	234	+(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
156	156
157	157
158		-(% style="color:blue" %)**3.  Use AT commands.**
	237	+[[image:image-20220723172235-7.png||height="480" width="1027"]]
159	159
160	160
161		-[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
162	162
	241	+== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
163	163
164	164
165		-(% style="color:blue" %)**4.  Use the serial port tool**
	244	+(% style="color:blue" %)**1.  Open project**
166	166
167	167
168		-[[image:image-20220909151517-2.png||height="543" width="708"]]
	247	+Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
169	169
170	170
	250	+[[image:image-20220723172502-8.png]]
171	171
172		-(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
173	173
174	174
175		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170308-3.png?width=617&height=556&rev=1.1||alt="image-20220907170308-3.png" height="556" width="617"]]
	254	+(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
176	176
177	177
	257	+[[image:image-20220723172938-9.png||height="652" width="1050"]]
178	178
179		-(% style="color:blue" %)**6.  Network successfully.**
180	180
181	181
182		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170436-4.png?rev=1.1||alt="image-20220907170436-4.png"]]
	261	+== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
183	183
184	184
	264	+(% style="color:blue" %)**1.  Open project**
185	185
186		-(% style="color:blue" %)**7.  Send uplink using command**
187	187
	267	+Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
188	188
189		-[[image:image-20220912085244-1.png]]
190	190
	270	+[[image:image-20220723173341-10.png||height="581" width="1014"]]
191	191
192		-[[image:image-20220912085307-2.png]]
193	193
194	194
	274	+(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
195	195
196		-[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220907170744-6.png?width=798&height=242&rev=1.1||alt="image-20220907170744-6.png" height="242" width="798"]]
197	197
	277	+[[image:image-20220723173950-11.png||height="665" width="1012"]]
198	198
199	199
200		-== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
201	201
	281	+(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
202	202
203		-**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]]
	283	+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/]]
204	204
205		-(**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]])
	285	+[[image:image-20220723175700-12.png||height="602" width="995"]]
206	206
207	207
208		-(% style="color:red" %)**Preconditions:**
209	209
210		-(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
	289	+== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
211	211
212		-(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
213	213
	292	+=== 2.8.1  Items needed for update ===
214	214
215	215
216		-(% style="color:blue" %)**Steps for usage:**
	295	+1. LA66 LoRaWAN Shield
	296	+1. Arduino
	297	+1. USB TO TTL Adapter
217	217
218		-(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
	299	+[[image:image-20220602100052-2.png||height="385" width="600"]]
219	219
220		-(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
221	221
	302	+=== 2.8.2  Connection ===
222	222
223		-[[image:image-20220602115852-3.png||height="450" width="1187"]]
224	224
	305	+[[image:image-20220602101311-3.png||height="276" width="600"]]
225	225
226	226
227		-== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
	308	+(((
	309	+(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
	310	+)))
228	228
	312	+(((
	313	+(% style="background-color:yellow" %)**GND  <-> GND
	314	+TXD  <->  TXD
	315	+RXD  <->  RXD**
	316	+)))
229	229
230		-Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
231	231
	319	+Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
232	232
233		-(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
	321	+Connect USB TTL Adapter to PC after connecting the wires
234	234
235	235
236		-[[image:image-20220723100439-2.png]]
	324	+[[image:image-20220602102240-4.png||height="304" width="600"]]
237	237
238	238
	327	+=== 2.8.3  Upgrade steps ===
239	239
240		-(% style="color:blue" %)**2.  Install Minicom in RPi.**
241	241
	330	+==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
242	242
243		-(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
244	244
245		- (% style="background-color:yellow" %)**apt update**
	333	+[[image:image-20220602102824-5.png||height="306" width="600"]]
246	246
247		- (% style="background-color:yellow" %)**apt install minicom**
248	248
249	249
250		-Use minicom to connect to the RPI's terminal
	337	+==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
251	251
252		-[[image:image-20220602153146-3.png||height="439" width="500"]]
253	253
	340	+[[image:image-20220602104701-12.png||height="285" width="600"]]
254	254
255	255
256		-(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
257	257
	344	+==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
258	258
259		-The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
260	260
	347	+(((
	348	+(% 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/]]**
	349	+)))
261	261
262		-[[image:image-20220602154928-5.png||height="436" width="500"]]
263	263
	352	+[[image:image-20220602103227-6.png]]
264	264
265	265
266		-(% style="color:blue" %)**4.  Send Uplink message**
	355	+[[image:image-20220602103357-7.png]]
267	267
268	268
269		-Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
270	270
271		-example: AT+SENDB=01,02,8,05820802581ea0a5
	359	+(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
	360	+(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
272	272
273	273
274		-[[image:image-20220602160339-6.png||height="517" width="600"]]
	363	+[[image:image-20220602103844-8.png]]
275	275
276	276
277	277
278		-Check to see if TTN received the message
	367	+(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
	368	+(% style="color:blue" %)**3. Select the bin file to burn**
279	279
280	280
281		-[[image:image-20220602160627-7.png||height="369" width="800"]]
	371	+[[image:image-20220602104144-9.png]]
282	282
283	283
	374	+[[image:image-20220602104251-10.png]]
284	284
285		-== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
286	286
	377	+[[image:image-20220602104402-11.png]]
287	287
288		-=== 1.9.1  Hardware and Software Connection ===
289	289
290	290
	381	+(% class="wikigeneratedid" id="HClicktostartthedownload" %)
	382	+(% style="color:blue" %)**4. Click to start the download**
291	291
292		-==== (% style="color:blue" %)**Overview：**(%%) ====
	384	+[[image:image-20220602104923-13.png]]
293	293
294	294
	387	+
	388	+(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
	389	+(% style="color:blue" %)**5. Check update process**
	390	+
	391	+
	392	+[[image:image-20220602104948-14.png]]
	393	+
	394	+
	395	+
	396	+(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
	397	+(% style="color:blue" %)**The following picture shows that the burning is successful**
	398	+
	399	+[[image:image-20220602105251-15.png]]
	400	+
	401	+
	402	+
	403	+= 3.  LA66 USB LoRaWAN Adapter =
	404	+
	405	+
	406	+== 3.1  Overview ==
	407	+
	408	+
	409	+[[image:image-20220715001142-3.png||height="145" width="220"]]
	410	+
	411	+
295	295	(((
296		-DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
	413	+(% 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.
	414	+)))
297	297
298		-* Send real-time location information of mobile phone to LoRaWAN network.
299		-* Check LoRaWAN network signal strengh.
300		-* Manually send messages to LoRaWAN network.
	416	+(((
	417	+(% 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.
301	301	)))
302	302
	420	+(((
	421	+Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
	422	+)))
303	303
	424	+(((
	425	+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.
	426	+)))
304	304
	428	+(((
	429	+LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
	430	+)))
305	305
306	306
307		-==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
308	308
	434	+== 3.2  Features ==
309	309
310		-A USB to Type-C adapter is needed to connect to a Mobile phone.
	436	+* LoRaWAN USB adapter base on LA66 LoRaWAN module
	437	+* Ultra-long RF range
	438	+* Support LoRaWAN v1.0.4 protocol
	439	+* Support peer-to-peer protocol
	440	+* TCXO crystal to ensure RF performance on low temperature
	441	+* Spring RF antenna
	442	+* Available in different frequency LoRaWAN frequency bands.
	443	+* World-wide unique OTAA keys.
	444	+* AT Command via UART-TTL interface
	445	+* Firmware upgradable via UART interface
	446	+* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
311	311
312		-Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
	448	+== 3.3  Specification ==
313	313
314		-[[image:image-20220813174353-2.png||height="360" width="313"]]
	450	+* CPU: 32-bit 48 MHz
	451	+* Flash: 256KB
	452	+* RAM: 64KB
	453	+* Input Power Range: 5v
	454	+* Frequency Range: 150 MHz ~~ 960 MHz
	455	+* Maximum Power +22 dBm constant RF output
	456	+* High sensitivity: -148 dBm
	457	+* Temperature:
	458	+** Storage: -55 ~~ +125℃
	459	+** Operating: -40 ~~ +85℃
	460	+* Humidity:
	461	+** Storage: 5 ~~ 95% (Non-Condensing)
	462	+** Operating: 10 ~~ 95% (Non-Condensing)
	463	+* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
	464	+* LoRa Rx current: <9 mA
315	315
	466	+== 3.4  Pin Mapping & LED ==
316	316
317	317
318	318
319		-==== (% style="color:blue" %)**Download and Install App:**(%%) ====
	470	+== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
320	320
321	321
322		-[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
	473	+(((
	474	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
	475	+)))
323	323
324	324
325		-[[image:image-20220813173738-1.png]]
	478	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
326	326
327	327
	481	+[[image:image-20220723100027-1.png]]
328	328
329	329
330		-==== (% style="color:blue" %)**Use of APP:**(%%) ====
	484	+Open the serial port tool
331	331
	486	+[[image:image-20220602161617-8.png]]
332	332
333		-Function and page introduction
	488	+[[image:image-20220602161718-9.png||height="457" width="800"]]
334	334
335	335
336		-[[image:image-20220723113448-7.png||height="995" width="450"]]
337	337
	492	+(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
338	338
339		-**Block Explain:**
	494	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
340	340
341		-1.  Display LA66 USB LoRaWAN Module connection status
342	342
343		-2.  Check and reconnect
	497	+[[image:image-20220602161935-10.png||height="498" width="800"]]
344	344
345		-3.  Turn send timestamps on or off
346	346
347		-4.  Display LoRaWan connection status
348	348
349		-5.  Check LoRaWan connection status
	501	+(% style="color:blue" %)**3. See Uplink Command**
350	350
351		-6.  The RSSI value of the node when the ACK is received
	503	+Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
352	352
353		-7.  Node's Signal Strength Icon
	505	+example: AT+SENDB=01,02,8,05820802581ea0a5
354	354
355		-8.  Configure Location Uplink Interval
	507	+[[image:image-20220602162157-11.png||height="497" width="800"]]
356	356
357		-9.  AT command input box
358	358
359		-10.  Send Button:  Send input box info to LA66 USB Adapter
360	360
361		-11.  Output Log from LA66 USB adapter
	511	+(% style="color:blue" %)**4. Check to see if TTN received the message**
362	362
363		-12.  clear log button
	513	+[[image:image-20220602162331-12.png||height="420" width="800"]]
364	364
365		-13.  exit button
366	366
367	367
	517	+== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
368	368
369		-LA66 USB LoRaWAN Module not connected
370	370
	520	+**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]]
371	371
372		-[[image:image-20220723110520-5.png||height="677" width="508"]]
	522	+(**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]])
373	373
	524	+(% style="color:red" %)**Preconditions:**
374	374
	526	+(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
375	375
376		-Connect LA66 USB LoRaWAN Module
	528	+(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
377	377
378	378
379		-[[image:image-20220723110626-6.png||height="681" width="511"]]
380	380
	532	+(% style="color:blue" %)**Steps for usage:**
381	381
	534	+(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
382	382
	536	+(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
383	383
384		-=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
	538	+[[image:image-20220602115852-3.png||height="450" width="1187"]]
385	385
386	386
387		-(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
388	388
	542	+== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
389	389
390		-[[image:image-20220723134549-8.png]]
391	391
	545	+Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
392	392
393	393
394		-(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
	548	+(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
395	395
	550	+[[image:image-20220723100439-2.png]]
396	396
397		-Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
398	398
399		-For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
400	400
401		-After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
	554	+(% style="color:blue" %)**2. Install Minicom in RPi.**
402	402
403		-LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
	556	+(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
404	404
	558	+ (% style="background-color:yellow" %)**apt update**
405	405
406		-Example output in NodeRed is as below:
	560	+ (% style="background-color:yellow" %)**apt install minicom**
407	407
408		-[[image:image-20220723144339-1.png]]
409	409
	563	+Use minicom to connect to the RPI's terminal
410	410
	565	+[[image:image-20220602153146-3.png||height="439" width="500"]]
411	411
412		-== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413	413
414	414
415		-The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
	569	+(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
416	416
417		-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).
	571	+The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
418	418
419	419
420		-[[image:image-20220723150132-2.png]]
	574	+[[image:image-20220602154928-5.png||height="436" width="500"]]
421	421
422	422
423	423
424		-= 2.  FAQ =
	578	+(% style="color:blue" %)**4. Send Uplink message**
425	425
	580	+Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426	426
427		-== 2.1  How to Compile Source Code for LA66? ==
	582	+example: AT+SENDB=01,02,8,05820802581ea0a5
428	428
429	429
430		-Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
	585	+[[image:image-20220602160339-6.png||height="517" width="600"]]
431	431
432	432
433	433
434		-= 3.  Order Info =
	589	+Check to see if TTN received the message
435	435
	591	+[[image:image-20220602160627-7.png||height="369" width="800"]]
436	436
437		-**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
438	438
439	439
	595	+== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
	596	+
	597	+
	598	+=== 3.8.1  DRAGINO-LA66-APP ===
	599	+
	600	+
	601	+[[image:image-20220723102027-3.png]]
	602	+
	603	+
	604	+
	605	+==== (% style="color:blue" %)**Overview：**(%%) ====
	606	+
	607	+
	608	+(((
	609	+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.
	610	+)))
	611	+
	612	+(((
	613	+View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
	614	+)))
	615	+
	616	+
	617	+
	618	+==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
	619	+
	620	+
	621	+Requires a type-c to USB adapter
	622	+
	623	+[[image:image-20220723104754-4.png]]
	624	+
	625	+
	626	+
	627	+==== (% style="color:blue" %)**Use of APP:**(%%) ====
	628	+
	629	+
	630	+Function and page introduction
	631	+
	632	+[[image:image-20220723113448-7.png||height="1481" width="670"]]
	633	+
	634	+
	635	+1.Display LA66 USB LoRaWAN Module connection status
	636	+
	637	+2.Check and reconnect
	638	+
	639	+3.Turn send timestamps on or off
	640	+
	641	+4.Display LoRaWan connection status
	642	+
	643	+5.Check LoRaWan connection status
	644	+
	645	+6.The RSSI value of the node when the ACK is received
	646	+
	647	+7.Node's Signal Strength Icon
	648	+
	649	+8.Set the packet sending interval of the node in seconds
	650	+
	651	+9.AT command input box
	652	+
	653	+10.Send AT command button
	654	+
	655	+11.Node log box
	656	+
	657	+12.clear log button
	658	+
	659	+13.exit button
	660	+
	661	+
	662	+LA66 USB LoRaWAN Module not connected
	663	+
	664	+[[image:image-20220723110520-5.png||height="903" width="677"]]
	665	+
	666	+
	667	+
	668	+Connect LA66 USB LoRaWAN Module
	669	+
	670	+[[image:image-20220723110626-6.png||height="906" width="680"]]
	671	+
	672	+
	673	+
	674	+=== 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 ===
	675	+
	676	+
	677	+(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
	678	+
	679	+[[image:image-20220723134549-8.png]]
	680	+
	681	+
	682	+
	683	+(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
	684	+
	685	+Sample JSON file please go to this link to download：放置JSON文件的链接
	686	+
	687	+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/]]
	688	+
	689	+The following is the positioning effect map
	690	+
	691	+[[image:image-20220723144339-1.png]]
	692	+
	693	+
	694	+
	695	+== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
	696	+
	697	+
	698	+The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
	699	+
	700	+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)
	701	+
	702	+[[image:image-20220723150132-2.png]]
	703	+
	704	+
	705	+
	706	+= 4.  Order Info =
	707	+
	708	+
	709	+**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
	710	+
	711	+
440	440	(% style="color:blue" %)**XXX**(%%): The default frequency band
441	441
442	442	* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
...	...	@@ -452,10 +452,7 @@
452	452
453	453
454	454
455		-= 4.  Reference =
	727	+= 5.  Reference =
456	456
457	457
458		-* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
459		-* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
460		-
461		-
	730	+* 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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