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Last modified by Xiaoling on 2025/02/07 16:37
From version 134.5
edited by Xiaoling
on 2022/07/26 10:38
Change comment: There is no comment for this version
To version 182.1
edited by Xiaoling
on 2025/02/07 16:37
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
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1 -LA66 LoRaWAN Module
1 +LA66 USB LoRaWAN Adapter User Manual
Content
... ... @@ -6,34 +6,25 @@
6 6  
7 7  
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 10  
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
11 += 1.  LA66 USB LoRaWAN Adapter =
13 13  
13 +== 1.1  Overview ==
14 14  
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 19  
20 -(((
21 -
22 -)))
16 +[[image:image-20220715001142-3.png||height="194" width="294"]][[image:image-20240101111030-2.png]]
23 23  
18 +
24 24  (((
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.
20 +(% 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.
26 26  )))
27 -)))
28 28  
29 29  (((
30 -(((
31 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 32  )))
33 -)))
34 34  
35 35  (((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 38  )))
39 39  
... ... @@ -40,38 +40,34 @@
40 40  (((
41 41  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 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 48  )))
49 -)))
50 50  
51 51  
52 -
53 53  == 1.2  Features ==
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
42 +
43 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
44 +* Ultra-long RF range
45 +* Support LoRaWAN v1.0.3 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
58 -* SMD Antenna pad and i-pex antenna connector
48 +* Spring RF antenna
59 59  * Available in different frequency LoRaWAN frequency bands.
60 60  * World-wide unique OTAA keys.
61 61  * AT Command via UART-TTL interface
62 62  * Firmware upgradable via UART interface
63 -* Ultra-long RF range
53 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
64 64  
65 -
66 -
67 -
68 68  == 1.3  Specification ==
69 69  
57 +
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
73 -* Input Power Range: 1.8v ~~ 3.7v
74 -* Power Consumption: < 4uA.
61 +* Input Power Range: 5v
75 75  * Frequency Range: 150 MHz ~~ 960 MHz
76 76  * Maximum Power +22 dBm constant RF output
77 77  * High sensitivity: -148 dBm
... ... @@ -83,651 +83,455 @@
83 83  ** Operating: 10 ~~ 95% (Non-Condensing)
84 84  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
85 85  * LoRa Rx current: <9 mA
86 -* I/O Voltage: 3.3v
87 87  
74 +== 1.4  Pin Mapping & LED ==
88 88  
89 89  
77 +[[image:image-20220813183239-3.png||height="526" width="662"]]
90 90  
91 -== 1.4  AT Command ==
92 92  
80 +== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
93 93  
94 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
95 95  
96 -
97 -
98 -== 1.5  Dimension ==
99 -
100 -[[image:image-20220718094750-3.png]]
101 -
102 -
103 -
104 -== 1.6  Pin Mapping ==
105 -
106 -[[image:image-20220720111850-1.png]]
107 -
108 -
109 -
110 -== 1.7  Land Pattern ==
111 -
112 -[[image:image-20220517072821-2.png]]
113 -
114 -
115 -
116 -= 2.  LA66 LoRaWAN Shield =
117 -
118 -
119 -== 2.1  Overview ==
120 -
121 -
122 122  (((
123 -[[image:image-20220715000826-2.png||height="145" width="220"]]
84 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
124 124  )))
125 125  
126 -(((
127 -
128 -)))
87 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
129 129  
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 -)))
89 +[[image:image-20220723100027-1.png]]
133 133  
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 -)))
139 139  
140 -(((
141 -(((
142 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 -)))
144 -)))
92 +Open the serial port tool
145 145  
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 -)))
94 +[[image:image-20220602161617-8.png]]
151 151  
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 -)))
157 157  
97 +[[image:image-20220602161718-9.png||height="457" width="800"]]
158 158  
159 159  
160 -== 2.2  Features ==
100 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66_V1 USB LoRaWAN Adapter to reset it.（You do not need to reset the LA66 V2 USB LoRaWAN Adapter.）**
161 161  
162 -* Arduino Shield base on LA66 LoRaWAN module
163 -* Support LoRaWAN v1.0.4 protocol
164 -* Support peer-to-peer protocol
165 -* TCXO crystal to ensure RF performance on low temperature
166 -* SMA connector
167 -* Available in different frequency LoRaWAN frequency bands.
168 -* World-wide unique OTAA keys.
169 -* AT Command via UART-TTL interface
170 -* Firmware upgradable via UART interface
171 -* Ultra-long RF range
102 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
172 172  
104 +[[image:image-20220602161935-10.png||height="498" width="800"]]
173 173  
174 174  
107 +(% style="color:blue" %)**3. See Uplink Command**
175 175  
176 -== 2.3  Specification ==
109 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
177 177  
178 -* CPU: 32-bit 48 MHz
179 -* Flash: 256KB
180 -* RAM: 64KB
181 -* Input Power Range: 1.8v ~~ 3.7v
182 -* Power Consumption: < 4uA.
183 -* Frequency Range: 150 MHz ~~ 960 MHz
184 -* Maximum Power +22 dBm constant RF output
185 -* High sensitivity: -148 dBm
186 -* Temperature:
187 -** Storage: -55 ~~ +125℃
188 -** Operating: -40 ~~ +85℃
189 -* Humidity:
190 -** Storage: 5 ~~ 95% (Non-Condensing)
191 -** Operating: 10 ~~ 95% (Non-Condensing)
192 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
193 -* LoRa Rx current: <9 mA
194 -* I/O Voltage: 3.3v
111 +example: AT+SENDB=01,02,8,05820802581ea0a5
195 195  
113 +[[image:image-20220602162157-11.png||height="497" width="800"]]
196 196  
197 197  
116 +(% style="color:blue" %)**5.  Check to see if TTN received the message**
198 198  
199 -== 2.4  LED ==
118 +[[image:image-20220817093644-1.png]]
200 200  
201 201  
202 -~1. The LED lights up red when there is an upstream data packet
203 -2. When the network is successfully connected, the green light will be on for 5 seconds
204 -3. Purple light on when receiving downlink data packets
121 +== 1.6  Example: How to join helium ==
205 205  
206 206  
124 +(% style="color:blue" %)**1.  Create a new device.**
207 207  
208 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
126 +[[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"]]
209 209  
210 210  
211 -**Show connection diagram：**
129 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
212 212  
131 +[[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"]]
213 213  
214 -[[image:image-20220723170210-2.png||height="908" width="681"]]
215 215  
134 +(% style="color:blue" %)**3.  Use AT commands.**
216 216  
136 +[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
217 217  
218 -**1.  open Arduino IDE**
219 219  
139 +(% style="color:blue" %)**4.  Use the serial port tool**
220 220  
221 -[[image:image-20220723170545-4.png]]
141 +[[image:image-20220909151517-2.png||height="543" width="708"]]
222 222  
223 223  
144 +(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
224 224  
225 -**2.  Open project**
146 +[[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"]]
226 226  
227 227  
228 -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]]
149 +(% style="color:blue" %)**6.  Network successfully.**
229 229  
230 -[[image:image-20220723170750-5.png||height="533" width="930"]]
151 +[[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"]]
231 231  
232 232  
154 +(% style="color:blue" %)**7.  Send uplink using command**
233 233  
234 -**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**
156 +[[image:image-20220912085244-1.png]]
235 235  
158 +[[image:image-20220912085307-2.png]]
236 236  
237 -[[image:image-20220723171228-6.png]]
238 238  
161 +[[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"]]
239 239  
240 240  
241 -**4.  After the upload is successful, open the serial port monitoring and send the AT command**
164 +== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
242 242  
243 243  
244 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
167 +**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]]
245 245  
169 +(**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]])
246 246  
247 247  
248 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
172 +(% style="color:red" %)**Preconditions:**
249 249  
174 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
250 250  
251 -**1.  Open project**
176 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
252 252  
253 253  
254 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
179 +(% style="color:blue" %)**Steps for usage:**
255 255  
256 -[[image:image-20220723172502-8.png]]
181 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
257 257  
183 +(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
258 258  
185 +(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
259 259  
260 -2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
261 261  
188 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
262 262  
263 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
264 264  
191 +== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
265 265  
266 266  
267 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
194 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
268 268  
196 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
269 269  
270 -**1.  Open project**
198 +[[image:image-20220723100439-2.png]]
271 271  
272 272  
273 -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]]
201 +(% style="color:blue" %)**2.  Install Minicom in RPi.**
274 274  
203 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
275 275  
276 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
205 + (% style="background-color:yellow" %)**apt update**
277 277  
207 + (% style="background-color:yellow" %)**apt install minicom**
278 278  
209 +Use minicom to connect to the RPI's terminal
279 279  
280 -**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
211 +[[image:image-20220602153146-3.png||height="439" width="500"]]
281 281  
282 282  
283 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
214 +(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
284 284  
216 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
285 285  
218 +[[image:image-20220602154928-5.png||height="436" width="500"]]
286 286  
287 -**3.  Integration into Node-red via TTNV3**
288 288  
289 -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/]]
221 +(% style="color:blue" %)**4.  Send Uplink message**
290 290  
291 -[[image:image-20220723175700-12.png||height="602" width="995"]]
223 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
292 292  
225 +example: AT+SENDB=01,02,8,05820802581ea0a5
293 293  
227 +[[image:image-20220602160339-6.png||height="517" width="600"]]
294 294  
295 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
296 296  
230 +Check to see if TTN received the message
297 297  
298 -=== 2.8.1  Items needed for update ===
299 299  
233 +[[image:image-20220602160627-7.png||height="369" width="800"]]
300 300  
301 -1. LA66 LoRaWAN Shield
302 -1. Arduino
303 -1. USB TO TTL Adapter
304 304  
305 -[[image:image-20220602100052-2.png||height="385" width="600"]]
236 +== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
306 306  
238 +=== 1.9.1  Hardware and Software Connection ===
307 307  
308 -=== 2.8.2  Connection ===
309 309  
241 +(% class="wikigeneratedid" id="HOverviewFF1A" %)
242 +(% style="color:blue" %)**Overview：**
310 310  
311 -[[image:image-20220602101311-3.png||height="276" width="600"]]
312 -
313 -
314 314  (((
315 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
316 -)))
245 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
317 317  
318 -(((
319 -(% style="background-color:yellow" %)**GND  <-> GND
320 -TXD  <->  TXD
321 -RXD  <->  RXD**
247 +* Send real-time location information of mobile phone to LoRaWAN network.
248 +* Check LoRaWAN network signal strengh.
249 +* Manually send messages to LoRaWAN network.
322 322  )))
323 323  
324 324  
325 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
326 326  
327 -Connect USB TTL Adapter to PC after connecting the wires
254 +(% class="wikigeneratedid" id="HHardwareConnection:" %)
255 +(% style="color:blue" %)**Hardware Connection:**
328 328  
257 +A USB to Type-C adapter is needed to connect to a Mobile phone.
329 329  
330 -[[image:image-20220602102240-4.png||height="304" width="600"]]
259 +(% style="color:red" %)**Note: The package of LA66 USB adapter already includes this USB Type-C adapter.**
331 331  
261 +[[image:image-20220813174353-2.png||height="360" width="313"]]
332 332  
333 -=== 2.8.3  Upgrade steps ===
334 334  
264 +(% class="wikigeneratedid" id="HDownloadandInstallApp:" %)
265 +(% style="color:blue" %)**Download and Install App:**
335 335  
336 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
267 +[[(% 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)
337 337  
269 +[[image:image-20220813173738-1.png]]
338 338  
339 -[[image:image-20220602102824-5.png||height="306" width="600"]]
340 340  
272 +(% class="wikigeneratedid" id="HUseofAPP:" %)
273 +(% style="color:blue" %)**Use of APP:**
341 341  
275 +Function and page introduction:
342 342  
343 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
277 +[[image:image-20220723113448-7.png||height="911" width="412"]]
344 344  
345 345  
346 -[[image:image-20220602104701-12.png||height="285" width="600"]]
280 +(% style="color:blue" %)**Block Explain:**
347 347  
282 +1.  Display LA66 USB LoRaWAN Module connection status
348 348  
284 +2.  Check and reconnect
349 349  
350 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
286 +3.  Turn send timestamps on or off
351 351  
288 +4.  Display LoRaWan connection status
352 352  
353 -(((
354 -(% 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/]]**
355 -)))
290 +5.  Check LoRaWan connection status
356 356  
292 +6.  The RSSI value of the node when the ACK is received
357 357  
358 -[[image:image-20220602103227-6.png]]
294 +7.  Node's Signal Strength Icon
359 359  
296 +8.  Configure Location Uplink Interval
360 360  
361 -[[image:image-20220602103357-7.png]]
298 +9.  AT command input box
362 362  
300 +10.  Send Button:  Send input box info to LA66 USB Adapter
363 363  
302 +11.  Output Log from LA66 USB adapter
364 364  
365 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
366 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
304 +12.  clear log button
367 367  
306 +13.  exit button
368 368  
369 -[[image:image-20220602103844-8.png]]
370 370  
309 +LA66 USB LoRaWAN Module not connected:
371 371  
311 +[[image:image-20220723110520-5.png||height="677" width="508"]]
372 372  
373 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
374 -(% style="color:blue" %)**3. Select the bin file to burn**
375 375  
314 +Connect LA66 USB LoRaWAN Module:
376 376  
377 -[[image:image-20220602104144-9.png]]
316 +[[image:image-20220723110626-6.png||height="681" width="511"]]
378 378  
379 379  
380 -[[image:image-20220602104251-10.png]]
319 +=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
381 381  
382 382  
383 -[[image:image-20220602104402-11.png]]
322 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
384 384  
324 +[[image:image-20220723134549-8.png]]
385 385  
386 386  
387 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
388 -(% style="color:blue" %)**4. Click to start the download**
327 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
389 389  
390 -[[image:image-20220602104923-13.png]]
391 391  
330 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
392 392  
332 +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/]]
393 393  
394 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
395 -(% style="color:blue" %)**5. Check update process**
334 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
396 396  
336 +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]]
397 397  
398 -[[image:image-20220602104948-14.png]]
399 399  
339 +Example output in NodeRed is as below:
400 400  
341 +[[image:image-20220723144339-1.png]]
401 401  
402 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
403 -(% style="color:blue" %)**The following picture shows that the burning is successful**
404 404  
405 -[[image:image-20220602105251-15.png]]
344 +== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
406 406  
346 +=== 1.10.1 Update method: For LA66 with bootloader ===
407 407  
408 408  
409 -= 3.  LA66 USB LoRaWAN Adapter =
349 +* We ship the LA66 USB LoRaWAN Adapter with a boot loader by default, and the latest boot loader is V1.4. Users can download the new version of the boot loader by clicking on this [[link>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/AFhmjtEOaipfBAFrpMCoWrI/LoRaWAN%20End%20Node/LA66%20LoRaWAN%20module/Firmware/OTA_Firmware?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]].
410 410  
351 +[[image:image-20250122110039-1.png||height="335" width="816"]]
411 411  
412 -== 3.1  Overview ==
353 +(% style="color:red" %)**Note: Upgrading the boot loader requires using the upgrade method described in section 1.10.2.**
413 413  
414 414  
415 -[[image:image-20220715001142-3.png||height="145" width="220"]]
356 +* For the bootloader V1.4, compared to V1.3, his role is to support OTA configuration for T68DL (D let Gino product model).
416 416  
358 +So if your LA66 doesn't need this feature, you can also just follow the below to upgrade the firmware instead of the bootloader:
417 417  
418 -(((
419 -(% 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.
420 -)))
360 +**Firmware download (Please select withbootloader version):**
421 421  
422 -(((
423 -(% 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.
424 -)))
362 +[[Firmware - Dropbox>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AABJQUWNgt61Z567OcUf-sIya/LA66%20LoRaWAN%20module/Firmware?dl=0&subfolder_nav_tracking=1]]
425 425  
426 -(((
427 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
428 -)))
429 429  
430 -(((
431 -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.
432 -)))
365 +**Firmware update method:**
433 433  
434 -(((
435 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
436 -)))
367 +Please refer to this link
437 437  
369 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H3.2.1UpdateafirmwareviaDraginoSensorManagerUtility.exe>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H3.2.1UpdateafirmwareviaDraginoSensorManagerUtility.exe]]
438 438  
439 439  
440 -== 3.2  Features ==
372 +=== 1.10.2 Update method: For LA66 without bootloader ===
441 441  
442 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
443 -* Ultra-long RF range
444 -* Support LoRaWAN v1.0.4 protocol
445 -* Support peer-to-peer protocol
446 -* TCXO crystal to ensure RF performance on low temperature
447 -* Spring RF antenna
448 -* Available in different frequency LoRaWAN frequency bands.
449 -* World-wide unique OTAA keys.
450 -* AT Command via UART-TTL interface
451 -* Firmware upgradable via UART interface
452 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
453 453  
375 +* Explanation:
454 454  
377 +For LA66 without a bootloader, we can only burn a bootloader for it in the following way. Because using OTA_Tool to upgrade the firmware of LA66 this address is (% style="color:blue" %)**0x0800D000**(%%) by default, but our bootloader needs to be burned at address .
455 455  
456 -== 3.3  Specification ==
379 +Therefore, you can use this method to download the firmware with the boot loader directly or upgrade your boot loader (address from (% style="color:blue" %)**0x08000000**(%%)).
457 457  
458 -* CPU: 32-bit 48 MHz
459 -* Flash: 256KB
460 -* RAM: 64KB
461 -* Input Power Range: 5v
462 -* Frequency Range: 150 MHz ~~ 960 MHz
463 -* Maximum Power +22 dBm constant RF output
464 -* High sensitivity: -148 dBm
465 -* Temperature:
466 -** Storage: -55 ~~ +125℃
467 -** Operating: -40 ~~ +85℃
468 -* Humidity:
469 -** Storage: 5 ~~ 95% (Non-Condensing)
470 -** Operating: 10 ~~ 95% (Non-Condensing)
471 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
472 -* LoRa Rx current: <9 mA
381 +**Firmware download（Download firmware with bootloader）:**
473 473  
383 +[[Firmware - Dropbox>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AABJQUWNgt61Z567OcUf-sIya/LA66%20LoRaWAN%20module/Firmware?dl=0&subfolder_nav_tracking=1]]
474 474  
385 +[[image:image-20250122111651-2.png||height="243" width="682"]]
475 475  
476 -== 3.4  Pin Mapping & LED ==
477 477  
388 +* Upgrade Details:
478 478  
390 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
479 479  
480 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
392 +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).
481 481  
394 +(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
482 482  
483 -(((
484 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
485 -)))
396 +[[image:image-20220723150132-2.png||height="514" width="506"]]
486 486  
487 487  
488 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
399 +(% style="color:blue" %)**For the LA66 USB LoRaWAN Adapter v1.2, the hardware design has eliminated the reset button, so the first step we need to use the DuPont wire to connect the BOOT pin to the RX pin. Second, connect the LA66 USB LoRaWAN Adapter v1.2 to a USB hub or computer USB port so that it will enter burn mode. Then follow the steps below to burn the firmware.**
489 489  
401 +(% style="color:red" %)**Note: After the successful burning need to unplug the LA66 USB LoRaWAN Adapter v1.2, and then reconnect the computer interface, so that it will exit the burning mode.**
490 490  
491 -[[image:image-20220723100027-1.png]]
403 +[[image:image-20240401171313-1.jpeg||height="521" width="792"]]
492 492  
493 493  
494 -Open the serial port tool
406 +(% class="wikigeneratedid" id="HOpentheUpgradetool28TremoProgrammer29inPCandUpgrade" %)
407 +(% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**
495 495  
496 -[[image:image-20220602161617-8.png]]
409 +**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
497 497  
498 -[[image:image-20220602161718-9.png||height="457" width="800"]]
411 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103227-6.png?rev=1.1||alt="image-20220602103227-6.png"]]
499 499  
413 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103357-7.png?rev=1.1||alt="image-20220602103357-7.png" height="486" width="390"]]
500 500  
501 501  
502 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
416 +**2.  Select the COM port corresponding to USB TTL**
503 503  
504 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
418 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602103844-8.png?rev=1.1||alt="image-20220602103844-8.png" height="291" width="389"]]
505 505  
506 506  
507 -[[image:image-20220602161935-10.png||height="498" width="800"]]
421 +**3.  Select the bin file to burn**
508 508  
423 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104144-9.png?rev=1.1||alt="image-20220602104144-9.png" height="318" width="405"]]
509 509  
425 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104251-10.png?rev=1.1||alt="image-20220602104251-10.png" height="330" width="579"]]
510 510  
511 -(% style="color:blue" %)**3. See Uplink Command**
427 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104402-11.png?rev=1.1||alt="image-20220602104402-11.png" height="290" width="372"]]
512 512  
513 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
514 514  
515 -example: AT+SENDB=01,02,8,05820802581ea0a5
430 +**4.  Click to start the download**
516 516  
517 -[[image:image-20220602162157-11.png||height="497" width="800"]]
432 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104923-13.png?rev=1.1||alt="image-20220602104923-13.png" height="462" width="372"]]
518 518  
519 519  
435 +**5.  Check update process**
520 520  
521 -(% style="color:blue" %)**4. Check to see if TTN received the message**
437 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602104948-14.png?rev=1.1||alt="image-20220602104948-14.png" height="483" width="386"]]
522 522  
523 -[[image:image-20220602162331-12.png||height="420" width="800"]]
524 524  
440 +**The following picture shows that the burning is successful**
525 525  
442 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/WebHome/image-20220602105251-15.png?rev=1.1||alt="image-20220602105251-15.png" height="513" width="406"]]
526 526  
527 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
528 528  
445 += 2.  FAQ =
529 529  
530 -**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]]
447 +== 2.1  How to Compile Source Code for LA66? ==
531 531  
532 -(**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]])
533 533  
534 -(% style="color:red" %)**Preconditions:**
450 +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]]
535 535  
536 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
537 537  
538 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
453 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
539 539  
540 540  
456 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
541 541  
542 -(% style="color:blue" %)**Steps for usage:**
543 543  
544 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
459 +== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
545 545  
546 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
547 547  
548 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
462 +Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
549 549  
550 550  
465 +== 2.4 How to use external antenna via ipex connector? ==
551 551  
552 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
553 553  
468 +You need to remove the spring antenna first, and also remove the resistor and capacitor.
469 +Connect external antenna.
554 554  
555 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 +[[image:image-20231129155939-1.png||height="529" width="397"]]
556 556  
557 557  
558 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
474 += 3.  Order Info =
559 559  
560 -[[image:image-20220723100439-2.png]]
561 561  
477 +**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
562 562  
479 +(% style="color:blue" %)**XXX**(%%): The default frequency band
563 563  
564 -(% style="color:blue" %)**2. Install Minicom in RPi.**
481 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
482 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
483 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
484 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
485 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
486 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
487 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
488 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
489 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
565 565  
566 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
491 += 4.  Reference =
567 567  
568 - (% style="background-color:yellow" %)**apt update**
569 569  
570 - (% style="background-color:yellow" %)**apt install minicom**
494 +* Hardware Design File for LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
495 +* Mobile Phone App Source Code: [[Download>>https://github.com/dragino/LA66_Mobile_App]].
571 571  
497 += 5.  FCC Statement =
572 572  
573 -Use minicom to connect to the RPI's terminal
574 574  
575 -[[image:image-20220602153146-3.png||height="439" width="500"]]
500 +(% style="color:red" %)**FCC Caution:**
576 576  
502 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
577 577  
504 +This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
578 578  
579 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
580 580  
581 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
507 +(% style="color:red" %)**IMPORTANT NOTE: **
582 582  
509 +(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
583 583  
584 -[[image:image-20220602154928-5.png||height="436" width="500"]]
511 +—Reorient or relocate the receiving antenna.
585 585  
513 +—Increase the separation between the equipment and receiver.
586 586  
515 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
587 587  
588 -(% style="color:blue" %)**4. Send Uplink message**
517 +—Consult the dealer or an experienced radio/TV technician for help.
589 589  
590 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
591 591  
592 -example: AT+SENDB=01,02,8,05820802581ea0a5
520 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
593 593  
522 +This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
594 594  
595 -[[image:image-20220602160339-6.png||height="517" width="600"]]
596 -
597 -
598 -
599 -Check to see if TTN received the message
600 -
601 -[[image:image-20220602160627-7.png||height="369" width="800"]]
602 -
603 -
604 -
605 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
606 -
607 -
608 -=== 3.8.1 DRAGINO-LA66-APP ===
609 -
610 -
611 -[[image:image-20220723102027-3.png]]
612 -
613 -
614 -
615 -==== (% style="color:blue" %)**Overview：**(%%) ====
616 -
617 -
618 -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.
619 -
620 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
621 -
622 -
623 -
624 -==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
625 -
626 -
627 -Requires a type-c to USB adapter
628 -
629 -[[image:image-20220723104754-4.png]]
630 -
631 -
632 -
633 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
634 -
635 -
636 -Function and page introduction
637 -
638 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
639 -
640 -1.Display LA66 USB LoRaWAN Module connection status
641 -
642 -2.Check and reconnect
643 -
644 -3.Turn send timestamps on or off
645 -
646 -4.Display LoRaWan connection status
647 -
648 -5.Check LoRaWan connection status
649 -
650 -6.The RSSI value of the node when the ACK is received
651 -
652 -7.Node's Signal Strength Icon
653 -
654 -8.Set the packet sending interval of the node in seconds
655 -
656 -9.AT command input box
657 -
658 -10.Send AT command button
659 -
660 -11.Node log box
661 -
662 -12.clear log button
663 -
664 -13.exit button
665 -
666 -
667 -LA66 USB LoRaWAN Module not connected
668 -
669 -[[image:image-20220723110520-5.png||height="903" width="677"]]
670 -
671 -
672 -
673 -Connect LA66 USB LoRaWAN Module
674 -
675 -[[image:image-20220723110626-6.png||height="906" width="680"]]
676 -
677 -
678 -
679 -=== 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 ===
680 -
681 -
682 -**1.  Register LA66 USB LoRaWAN Module to TTNV3**
683 -
684 -[[image:image-20220723134549-8.png]]
685 -
686 -
687 -
688 -**2.  Open Node-RED,And import the JSON file to generate the flow**
689 -
690 -Sample JSON file please go to this link to download：放置JSON文件的链接
691 -
692 -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/]]
693 -
694 -The following is the positioning effect map
695 -
696 -[[image:image-20220723144339-1.png]]
697 -
698 -
699 -
700 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
701 -
702 -
703 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
704 -
705 -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)
706 -
707 -[[image:image-20220723150132-2.png]]
708 -
709 -
710 -
711 -= 4.  Order Info =
712 -
713 -
714 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
715 -
716 -
717 -(% style="color:blue" %)**XXX**(%%): The default frequency band
718 -
719 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
720 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
721 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
722 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
723 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
724 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
725 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
726 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
727 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
728 -
729 -
730 -= 5.  Reference =
731 -
732 -
733 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
524 +
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