Skip to Content
Last modified by Xiaoling on 2025/02/07 16:37
From version 137.3
edited by Xiaoling
on 2022/07/29 09:17
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
... ... @@ -1,1 +1,1 @@
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  
... ... @@ -40,35 +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 65  == 1.3  Specification ==
66 66  
57 +
67 67  * CPU: 32-bit 48 MHz
68 68  * Flash: 256KB
69 69  * RAM: 64KB
70 -* Input Power Range: 1.8v ~~ 3.7v
71 -* Power Consumption: < 4uA.
61 +* Input Power Range: 5v
72 72  * Frequency Range: 150 MHz ~~ 960 MHz
73 73  * Maximum Power +22 dBm constant RF output
74 74  * High sensitivity: -148 dBm
... ... @@ -80,650 +80,455 @@
80 80  ** Operating: 10 ~~ 95% (Non-Condensing)
81 81  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 82  * LoRa Rx current: <9 mA
83 -* I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
74 +== 1.4  Pin Mapping & LED ==
86 86  
87 87  
88 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
77 +[[image:image-20220813183239-3.png||height="526" width="662"]]
89 89  
90 90  
80 +== 1.5  Example: Send & Get Messages via LoRaWAN in PC ==
91 91  
92 -== 1.5  Dimension ==
93 93  
94 -[[image:image-20220718094750-3.png]]
95 -
96 -
97 -
98 -== 1.6  Pin Mapping ==
99 -
100 -[[image:image-20220720111850-1.png]]
101 -
102 -
103 -
104 -== 1.7  Land Pattern ==
105 -
106 -[[image:image-20220517072821-2.png]]
107 -
108 -
109 -
110 -= 2.  LA66 LoRaWAN Shield =
111 -
112 -
113 -== 2.1  Overview ==
114 -
115 -
116 116  (((
117 -[[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.
118 118  )))
119 119  
120 -(((
121 -
122 -)))
87 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
123 123  
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 -)))
89 +[[image:image-20220723100027-1.png]]
127 127  
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 -)))
133 133  
134 -(((
135 -(((
136 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 -)))
138 -)))
92 +Open the serial port tool
139 139  
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 -)))
94 +[[image:image-20220602161617-8.png]]
145 145  
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 -)))
151 151  
97 +[[image:image-20220602161718-9.png||height="457" width="800"]]
152 152  
153 153  
154 -== 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.）**
155 155  
156 -* Arduino Shield base on LA66 LoRaWAN module
157 -* Support LoRaWAN v1.0.4 protocol
158 -* Support peer-to-peer protocol
159 -* TCXO crystal to ensure RF performance on low temperature
160 -* SMA connector
161 -* Available in different frequency LoRaWAN frequency bands.
162 -* World-wide unique OTAA keys.
163 -* AT Command via UART-TTL interface
164 -* Firmware upgradable via UART interface
165 -* Ultra-long RF range
102 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
166 166  
167 -== 2.3  Specification ==
104 +[[image:image-20220602161935-10.png||height="498" width="800"]]
168 168  
169 -* CPU: 32-bit 48 MHz
170 -* Flash: 256KB
171 -* RAM: 64KB
172 -* Input Power Range: 1.8v ~~ 3.7v
173 -* Power Consumption: < 4uA.
174 -* Frequency Range: 150 MHz ~~ 960 MHz
175 -* Maximum Power +22 dBm constant RF output
176 -* High sensitivity: -148 dBm
177 -* Temperature:
178 -** Storage: -55 ~~ +125℃
179 -** Operating: -40 ~~ +85℃
180 -* Humidity:
181 -** Storage: 5 ~~ 95% (Non-Condensing)
182 -** Operating: 10 ~~ 95% (Non-Condensing)
183 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
184 -* LoRa Rx current: <9 mA
185 -* I/O Voltage: 3.3v
186 186  
187 -== 2.4  LED ==
107 +(% style="color:blue" %)**3. See Uplink Command**
188 188  
109 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
189 189  
190 -~1. The LED lights up red when there is an upstream data packet
191 -2. When the network is successfully connected, the green light will be on for 5 seconds
192 -3. Purple light on when receiving downlink data packets
111 +example: AT+SENDB=01,02,8,05820802581ea0a5
193 193  
113 +[[image:image-20220602162157-11.png||height="497" width="800"]]
194 194  
195 195  
196 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
116 +(% style="color:blue" %)**5.  Check to see if TTN received the message**
197 197  
118 +[[image:image-20220817093644-1.png]]
198 198  
199 -**Show connection diagram：**
200 200  
121 +== 1.6  Example: How to join helium ==
201 201  
202 -[[image:image-20220723170210-2.png||height="908" width="681"]]
203 203  
124 +(% style="color:blue" %)**1.  Create a new device.**
204 204  
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"]]
205 205  
206 -(% style="color:blue" %)**1.  open Arduino IDE**
207 207  
129 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
208 208  
209 -[[image:image-20220723170545-4.png]]
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"]]
210 210  
211 211  
134 +(% style="color:blue" %)**3.  Use AT commands.**
212 212  
213 -(% style="color:blue" %)**2.  Open project**
136 +[[image:image-20220909151441-1.jpeg||height="695" width="521"]]
214 214  
215 215  
216 -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]]
139 +(% style="color:blue" %)**4.  Use the serial port tool**
217 217  
218 -[[image:image-20220726135239-1.png]]
141 +[[image:image-20220909151517-2.png||height="543" width="708"]]
219 219  
220 220  
221 -(% 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**
144 +(% style="color:blue" %)**5.  Use command AT+CFG to get device configuration**
222 222  
223 -[[image:image-20220726135356-2.png]]
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"]]
224 224  
225 225  
226 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
149 +(% style="color:blue" %)**6.  Network successfully.**
227 227  
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"]]
228 228  
229 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
230 230  
154 +(% style="color:blue" %)**7.  Send uplink using command**
231 231  
156 +[[image:image-20220912085244-1.png]]
232 232  
233 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
158 +[[image:image-20220912085307-2.png]]
234 234  
235 235  
236 -(% style="color:blue" %)**1.  Open project**
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"]]
237 237  
238 238  
239 -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]]
164 +== 1.7  Example: Send PC's CPU/RAM usage to TTN via python ==
240 240  
241 241  
242 -[[image:image-20220723172502-8.png]]
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]]
243 243  
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]])
244 244  
245 245  
246 -(% 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**
172 +(% style="color:red" %)**Preconditions:**
247 247  
174 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
248 248  
249 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
176 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
250 250  
251 251  
179 +(% style="color:blue" %)**Steps for usage:**
252 252  
253 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
181 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
254 254  
183 +(% style="color:blue" %)**2.**(%%) Add [[decoder>>https://github.com/dragino/dragino-end-node-decoder/tree/main/LA66%20USB]] on TTN
255 255  
256 -(% style="color:blue" %)**1.  Open project**
185 +(% style="color:blue" %)**3.**(%%) Run the python script in PC and see the TTN
257 257  
258 258  
259 -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 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
260 260  
261 261  
262 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
191 +== 1.8  Example: Send & Get Messages via LoRaWAN in RPi ==
263 263  
264 264  
194 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
265 265  
266 -(% 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**
196 +(% style="color:blue" %)**1.  Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
267 267  
198 +[[image:image-20220723100439-2.png]]
268 268  
269 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
270 270  
201 +(% style="color:blue" %)**2.  Install Minicom in RPi.**
271 271  
203 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
272 272  
273 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
205 + (% style="background-color:yellow" %)**apt update**
274 274  
275 -For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
207 + (% style="background-color:yellow" %)**apt install minicom**
276 276  
277 -[[image:image-20220723175700-12.png||height="602" width="995"]]
209 +Use minicom to connect to the RPI's terminal
278 278  
211 +[[image:image-20220602153146-3.png||height="439" width="500"]]
279 279  
280 280  
281 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
214 +(% style="color:blue" %)**3.  Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
282 282  
216 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
283 283  
284 -=== 2.8.1  Items needed for update ===
218 +[[image:image-20220602154928-5.png||height="436" width="500"]]
285 285  
286 286  
287 -1. LA66 LoRaWAN Shield
288 -1. Arduino
289 -1. USB TO TTL Adapter
221 +(% style="color:blue" %)**4.  Send Uplink message**
290 290  
291 -[[image:image-20220602100052-2.png||height="385" width="600"]]
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  
294 -=== 2.8.2  Connection ===
227 +[[image:image-20220602160339-6.png||height="517" width="600"]]
295 295  
296 296  
297 -[[image:image-20220602101311-3.png||height="276" width="600"]]
230 +Check to see if TTN received the message
298 298  
299 299  
300 -(((
301 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
302 -)))
233 +[[image:image-20220602160627-7.png||height="369" width="800"]]
303 303  
304 -(((
305 -(% style="background-color:yellow" %)**GND  <-> GND
306 -TXD  <->  TXD
307 -RXD  <->  RXD**
308 -)))
309 309  
236 +== 1.9  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
310 310  
311 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
238 +=== 1.9.1  Hardware and Software Connection ===
312 312  
313 -Connect USB TTL Adapter to PC after connecting the wires
314 314  
241 +(% class="wikigeneratedid" id="HOverviewFF1A" %)
242 +(% style="color:blue" %)**Overview：**
315 315  
316 -[[image:image-20220602102240-4.png||height="304" width="600"]]
317 -
318 -
319 -=== 2.8.3  Upgrade steps ===
320 -
321 -
322 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
323 -
324 -
325 -[[image:image-20220602102824-5.png||height="306" width="600"]]
326 -
327 -
328 -
329 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
330 -
331 -
332 -[[image:image-20220602104701-12.png||height="285" width="600"]]
333 -
334 -
335 -
336 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
337 -
338 -
339 339  (((
340 -(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
341 -)))
245 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
342 342  
343 -
344 -[[image:image-20220602103227-6.png]]
345 -
346 -
347 -[[image:image-20220602103357-7.png]]
348 -
349 -
350 -
351 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
352 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
353 -
354 -
355 -[[image:image-20220602103844-8.png]]
356 -
357 -
358 -
359 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
360 -(% style="color:blue" %)**3. Select the bin file to burn**
361 -
362 -
363 -[[image:image-20220602104144-9.png]]
364 -
365 -
366 -[[image:image-20220602104251-10.png]]
367 -
368 -
369 -[[image:image-20220602104402-11.png]]
370 -
371 -
372 -
373 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
374 -(% style="color:blue" %)**4. Click to start the download**
375 -
376 -[[image:image-20220602104923-13.png]]
377 -
378 -
379 -
380 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
381 -(% style="color:blue" %)**5. Check update process**
382 -
383 -
384 -[[image:image-20220602104948-14.png]]
385 -
386 -
387 -
388 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
389 -(% style="color:blue" %)**The following picture shows that the burning is successful**
390 -
391 -[[image:image-20220602105251-15.png]]
392 -
393 -
394 -
395 -= 3.  LA66 USB LoRaWAN Adapter =
396 -
397 -
398 -== 3.1  Overview ==
399 -
400 -
401 -[[image:image-20220715001142-3.png||height="145" width="220"]]
402 -
403 -
404 -(((
405 -(% style="color:blue" %)**LA66 USB LoRaWAN Adapter**(%%) is designed to fast turn USB devices to support LoRaWAN wireless features. It combines a CP2101 USB TTL Chip and LA66 LoRaWAN module which can easy to add LoRaWAN wireless feature to PC / Mobile phone or an embedded device that has USB Interface.
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.
406 406  )))
407 407  
408 -(((
409 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
410 -)))
411 411  
412 -(((
413 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
414 -)))
415 415  
416 -(((
417 -Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
418 -)))
254 +(% class="wikigeneratedid" id="HHardwareConnection:" %)
255 +(% style="color:blue" %)**Hardware Connection:**
419 419  
420 -(((
421 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
422 -)))
257 +A USB to Type-C adapter is needed to connect to a Mobile phone.
423 423  
259 +(% style="color:red" %)**Note: The package of LA66 USB adapter already includes this USB Type-C adapter.**
424 424  
261 +[[image:image-20220813174353-2.png||height="360" width="313"]]
425 425  
426 -== 3.2  Features ==
427 427  
428 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
429 -* Ultra-long RF range
430 -* Support LoRaWAN v1.0.4 protocol
431 -* Support peer-to-peer protocol
432 -* TCXO crystal to ensure RF performance on low temperature
433 -* Spring RF antenna
434 -* Available in different frequency LoRaWAN frequency bands.
435 -* World-wide unique OTAA keys.
436 -* AT Command via UART-TTL interface
437 -* Firmware upgradable via UART interface
438 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
264 +(% class="wikigeneratedid" id="HDownloadandInstallApp:" %)
265 +(% style="color:blue" %)**Download and Install App:**
439 439  
440 -== 3.3  Specification ==
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)
441 441  
442 -* CPU: 32-bit 48 MHz
443 -* Flash: 256KB
444 -* RAM: 64KB
445 -* Input Power Range: 5v
446 -* Frequency Range: 150 MHz ~~ 960 MHz
447 -* Maximum Power +22 dBm constant RF output
448 -* High sensitivity: -148 dBm
449 -* Temperature:
450 -** Storage: -55 ~~ +125℃
451 -** Operating: -40 ~~ +85℃
452 -* Humidity:
453 -** Storage: 5 ~~ 95% (Non-Condensing)
454 -** Operating: 10 ~~ 95% (Non-Condensing)
455 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
456 -* LoRa Rx current: <9 mA
269 +[[image:image-20220813173738-1.png]]
457 457  
458 -== 3.4  Pin Mapping & LED ==
459 459  
272 +(% class="wikigeneratedid" id="HUseofAPP:" %)
273 +(% style="color:blue" %)**Use of APP:**
460 460  
275 +Function and page introduction:
461 461  
462 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
277 +[[image:image-20220723113448-7.png||height="911" width="412"]]
463 463  
464 464  
465 -(((
466 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
467 -)))
280 +(% style="color:blue" %)**Block Explain:**
468 468  
282 +1.  Display LA66 USB LoRaWAN Module connection status
469 469  
470 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
284 +2.  Check and reconnect
471 471  
286 +3.  Turn send timestamps on or off
472 472  
473 -[[image:image-20220723100027-1.png]]
288 +4.  Display LoRaWan connection status
474 474  
290 +5.  Check LoRaWan connection status
475 475  
476 -Open the serial port tool
292 +6.  The RSSI value of the node when the ACK is received
477 477  
478 -[[image:image-20220602161617-8.png]]
294 +7.  Node's Signal Strength Icon
479 479  
480 -[[image:image-20220602161718-9.png||height="457" width="800"]]
296 +8.  Configure Location Uplink Interval
481 481  
298 +9.  AT command input box
482 482  
300 +10.  Send Button:  Send input box info to LA66 USB Adapter
483 483  
484 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
302 +11.  Output Log from LA66 USB adapter
485 485  
486 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
304 +12.  clear log button
487 487  
306 +13.  exit button
488 488  
489 -[[image:image-20220602161935-10.png||height="498" width="800"]]
490 490  
309 +LA66 USB LoRaWAN Module not connected:
491 491  
311 +[[image:image-20220723110520-5.png||height="677" width="508"]]
492 492  
493 -(% style="color:blue" %)**3. See Uplink Command**
494 494  
495 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
314 +Connect LA66 USB LoRaWAN Module:
496 496  
497 -example: AT+SENDB=01,02,8,05820802581ea0a5
316 +[[image:image-20220723110626-6.png||height="681" width="511"]]
498 498  
499 -[[image:image-20220602162157-11.png||height="497" width="800"]]
500 500  
319 +=== 1.9.2  Send data to TTNv3 and plot location info in Node-Red ===
501 501  
502 502  
503 -(% style="color:blue" %)**4. Check to see if TTN received the message**
322 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
504 504  
505 -[[image:image-20220602162331-12.png||height="420" width="800"]]
324 +[[image:image-20220723134549-8.png]]
506 506  
507 507  
327 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
508 508  
509 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
510 510  
330 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
511 511  
512 -**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]]
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/]]
513 513  
514 -(**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]])
334 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
515 515  
516 -(% style="color:red" %)**Preconditions:**
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]]
517 517  
518 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
519 519  
520 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
339 +Example output in NodeRed is as below:
521 521  
341 +[[image:image-20220723144339-1.png]]
522 522  
523 523  
524 -(% style="color:blue" %)**Steps for usage:**
344 +== 1.10  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
525 525  
526 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
346 +=== 1.10.1 Update method: For LA66 with bootloader ===
527 527  
528 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
529 529  
530 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
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]].
531 531  
351 +[[image:image-20250122110039-1.png||height="335" width="816"]]
532 532  
353 +(% style="color:red" %)**Note: Upgrading the boot loader requires using the upgrade method described in section 1.10.2.**
533 533  
534 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
535 535  
356 +* For the bootloader V1.4, compared to V1.3, his role is to support OTA configuration for T68DL (D let Gino product model).
536 536  
537 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
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:
538 538  
360 +**Firmware download (Please select withbootloader version):**
539 539  
540 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
362 +[[Firmware - Dropbox>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AABJQUWNgt61Z567OcUf-sIya/LA66%20LoRaWAN%20module/Firmware?dl=0&subfolder_nav_tracking=1]]
541 541  
542 -[[image:image-20220723100439-2.png]]
543 543  
365 +**Firmware update method:**
544 544  
367 +Please refer to this link
545 545  
546 -(% style="color:blue" %)**2. Install Minicom in RPi.**
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]]
547 547  
548 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
549 549  
550 - (% style="background-color:yellow" %)**apt update**
372 +=== 1.10.2 Update method: For LA66 without bootloader ===
551 551  
552 - (% style="background-color:yellow" %)**apt install minicom**
553 553  
375 +* Explanation:
554 554  
555 -Use minicom to connect to the RPI's terminal
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 .
556 556  
557 -[[image:image-20220602153146-3.png||height="439" width="500"]]
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**(%%)).
558 558  
381 +**Firmware download（Download firmware with bootloader）:**
559 559  
383 +[[Firmware - Dropbox>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AABJQUWNgt61Z567OcUf-sIya/LA66%20LoRaWAN%20module/Firmware?dl=0&subfolder_nav_tracking=1]]
560 560  
561 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
385 +[[image:image-20250122111651-2.png||height="243" width="682"]]
562 562  
563 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
564 564  
388 +* Upgrade Details:
565 565  
566 -[[image:image-20220602154928-5.png||height="436" width="500"]]
390 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method.
567 567  
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).
568 568  
394 +(% style="color:red" %)**Notice: If upgrade via USB hub is not sucessful. try to connect to PC directly.**
569 569  
570 -(% style="color:blue" %)**4. Send Uplink message**
396 +[[image:image-20220723150132-2.png||height="514" width="506"]]
571 571  
572 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
573 573  
574 -example: AT+SENDB=01,02,8,05820802581ea0a5
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.**
575 575  
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.**
576 576  
577 -[[image:image-20220602160339-6.png||height="517" width="600"]]
403 +[[image:image-20240401171313-1.jpeg||height="521" width="792"]]
578 578  
579 579  
406 +(% class="wikigeneratedid" id="HOpentheUpgradetool28TremoProgrammer29inPCandUpgrade" %)
407 +(% style="color:blue" %)**Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**
580 580  
581 -Check to see if TTN received the message
409 +**1.  Software download link:  [[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>url:https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
582 582  
583 -[[image:image-20220602160627-7.png||height="369" 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"]]
584 584  
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"]]
585 585  
586 586  
587 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
416 +**2.  Select the COM port corresponding to USB TTL**
588 588  
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"]]
589 589  
590 -=== 3.8.1  DRAGINO-LA66-APP ===
591 591  
421 +**3.  Select the bin file to burn**
592 592  
593 -[[image:image-20220723102027-3.png]]
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"]]
594 594  
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"]]
595 595  
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"]]
596 596  
597 -==== (% style="color:blue" %)**Overview：**(%%) ====
598 598  
430 +**4.  Click to start the download**
599 599  
600 -(((
601 -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.
602 -)))
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"]]
603 603  
604 -(((
605 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
606 -)))
607 607  
435 +**5.  Check update process**
608 608  
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"]]
609 609  
610 -==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
611 611  
440 +**The following picture shows that the burning is successful**
612 612  
613 -Requires a type-c to USB adapter
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"]]
614 614  
615 -[[image:image-20220723104754-4.png]]
616 616  
445 += 2.  FAQ =
617 617  
447 +== 2.1  How to Compile Source Code for LA66? ==
618 618  
619 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
620 620  
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]]
621 621  
622 -Function and page introduction
623 623  
624 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
453 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
625 625  
626 626  
627 -1.Display LA66 USB LoRaWAN Module connection status
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]]
628 628  
629 -2.Check and reconnect
630 630  
631 -3.Turn send timestamps on or off
459 +== 2.3 My device keeps showing invalid credentials, the device goes into low power mode ==
632 632  
633 -4.Display LoRaWan connection status
634 634  
635 -5.Check LoRaWan connection status
462 +Set the AT+COMMAND: (% style="color:blue" %)**AT+UUID=666666666666**
636 636  
637 -6.The RSSI value of the node when the ACK is received
638 638  
639 -7.Node's Signal Strength Icon
465 +== 2.4 How to use external antenna via ipex connector? ==
640 640  
641 -8.Set the packet sending interval of the node in seconds
642 642  
643 -9.AT command input box
468 +You need to remove the spring antenna first, and also remove the resistor and capacitor.
469 +Connect external antenna.
644 644  
645 -10.Send AT command button
471 +[[image:image-20231129155939-1.png||height="529" width="397"]]
646 646  
647 -11.Node log box
648 648  
649 -12.clear log button
474 += 3.  Order Info =
650 650  
651 -13.exit button
652 652  
477 +**Part Number:**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
653 653  
654 -LA66 USB LoRaWAN Module not connected
479 +(% style="color:blue" %)**XXX**(%%): The default frequency band
655 655  
656 -[[image:image-20220723110520-5.png||height="903" width="677"]]
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
657 657  
491 += 4.  Reference =
658 658  
659 659  
660 -Connect LA66 USB LoRaWAN Module
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]].
661 661  
662 -[[image:image-20220723110626-6.png||height="906" width="680"]]
497 += 5.  FCC Statement =
663 663  
664 664  
500 +(% style="color:red" %)**FCC Caution:**
665 665  
666 -=== 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 ===
502 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
667 667  
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.
668 668  
669 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
670 670  
671 -[[image:image-20220723134549-8.png]]
507 +(% style="color:red" %)**IMPORTANT NOTE: **
672 672  
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:
673 673  
511 +—Reorient or relocate the receiving antenna.
674 674  
675 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
513 +—Increase the separation between the equipment and receiver.
676 676  
677 -Sample JSON file please go to this link to download：放置JSON文件的链接
515 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
678 678  
679 -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/]]
517 +—Consult the dealer or an experienced radio/TV technician for help.
680 680  
681 -The following is the positioning effect map
682 682  
683 -[[image:image-20220723144339-1.png]]
520 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
684 684  
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.
685 685  
686 -
687 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
688 -
689 -
690 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
691 -
692 -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)
693 -
694 -[[image:image-20220723150132-2.png]]
695 -
696 -
697 -
698 -= 4.  FAQ =
699 -
700 -
701 -== 4.1  How to Compile Source Code for LA66? ==
702 -
703 -
704 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
705 -
706 -
707 -
708 -= 5.  Order Info =
709 -
710 -
711 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
712 -
713 -
714 -(% style="color:blue" %)**XXX**(%%): The default frequency band
715 -
716 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
717 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
718 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
719 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
720 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
721 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
722 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
723 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
724 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
725 -
726 -= 6.  Reference =
727 -
728 -
729 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
524 +
image-20220813173738-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +13.2 KB
Content
image-20220813174353-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +189.1 KB
Content
image-20220813183239-3.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +642.4 KB
Content
image-20220814101457-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +913.4 KB
Content
image-20220817084245-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +317.6 KB
Content
image-20220817084532-1.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +174.9 KB
Content
image-20220817093644-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +217.0 KB
Content
image-20220909151441-1.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +152.4 KB
Content
image-20220909151517-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +64.3 KB
Content
image-20220912085244-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +1.7 KB
Content
image-20220912085307-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +16.7 KB
Content
image-20231129155939-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +4.6 MB
Content
image-20240101111021-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Edwin
Size
... ... @@ -1,0 +1,1 @@
1 +11.2 KB
Content
image-20240101111030-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Edwin
Size
... ... @@ -1,0 +1,1 @@
1 +11.2 KB
Content
image-20240401171313-1.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.ting
Size
... ... @@ -1,0 +1,1 @@
1 +108.5 KB
Content
image-20250122110039-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.ting
Size
... ... @@ -1,0 +1,1 @@
1 +32.7 KB
Content
image-20250122111651-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.ting
Size
... ... @@ -1,0 +1,1 @@
1 +24.4 KB
Content