Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 90.1 >
edited by Edwin Chen
on 2022/07/15 00:10
To version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
>
Change comment: There is no comment for this version

Summary

Details

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Content
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1 -
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 -[[image:image-20220715000242-1.png||height="110" width="132"]]
17 -
18 18  (% 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.
19 -)))
20 20  
21 -(((
22 22  (% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
23 -)))
24 24  
25 -(((
26 26  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
27 -)))
28 28  
29 -(((
30 30  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.
31 -)))
32 32  
33 -(((
34 34  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
35 -)))
36 36  
37 37  
38 -== 1.2  Features ==
20 +== Features ==
39 39  
40 40  * Support LoRaWAN v1.0.4 protocol
41 41  * Support peer-to-peer protocol
... ... @@ -48,7 +48,7 @@
48 48  * Ultra-long RF range
49 49  
50 50  
51 -== 1.3  Specification ==
33 +== Specification ==
52 52  
53 53  * CPU: 32-bit 48 MHz
54 54  * Flash: 256KB
... ... @@ -68,61 +68,52 @@
68 68  * LoRa Rx current: <9 mA
69 69  * I/O Voltage: 3.3v
70 70  
53 +== AT Command ==
71 71  
72 -== 1.4  AT Command ==
73 -
74 74  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
75 75  
76 76  
77 -== 1.5  Dimension ==
58 +== Dimension ==
78 78  
79 79  [[image:image-20220517072526-1.png]]
80 80  
81 81  
63 +== Pin Mapping ==
82 82  
83 -== 1.6  Pin Mapping ==
84 -
85 -
86 86  [[image:image-20220523101537-1.png]]
87 87  
67 +== Land Pattern ==
88 88  
89 -
90 -== 1.7  Land Pattern ==
91 -
92 92  [[image:image-20220517072821-2.png]]
93 93  
94 94  
72 +== Part Number ==
95 95  
96 -= 2.  LA66 LoRaWAN Shield =
74 +Part Number: **LA66-XXX**
97 97  
76 +**XX**: The default frequency band
98 98  
99 -== 2.1  Overview ==
78 +* **AS923**: LoRaWAN AS923 band
79 +* **AU915**: LoRaWAN AU915 band
80 +* **EU433**: LoRaWAN EU433 band
81 +* **EU868**: LoRaWAN EU868 band
82 +* **KR920**: LoRaWAN KR920 band
83 +* **US915**: LoRaWAN US915 band
84 +* **IN865**: LoRaWAN IN865 band
85 +* **CN470**: LoRaWAN CN470 band
86 +* **PP**: Peer to Peer LoRa Protocol
100 100  
101 101  
102 -[[image:image-20220715000826-2.png||height="386" width="449"]]
103 103  
90 += LA66 LoRaWAN Shield =
104 104  
92 +== Overview ==
93 +
105 105  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.
106 106  
107 -(((
108 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
109 -)))
110 110  
111 -(((
112 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
113 -)))
97 +== Features ==
114 114  
115 -(((
116 -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.
117 -)))
118 -
119 -(((
120 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
121 -)))
122 -
123 -
124 -== 2.2  Features ==
125 -
126 126  * Arduino Shield base on LA66 LoRaWAN module
127 127  * Support LoRaWAN v1.0.4 protocol
128 128  * Support peer-to-peer protocol
... ... @@ -135,7 +135,7 @@
135 135  * Ultra-long RF range
136 136  
137 137  
138 -== 2.3  Specification ==
111 +== Specification ==
139 139  
140 140  * CPU: 32-bit 48 MHz
141 141  * Flash: 256KB
... ... @@ -156,350 +156,182 @@
156 156  * I/O Voltage: 3.3v
157 157  
158 158  
159 -== 2.4  Pin Mapping & LED ==
132 +== Pin Mapping & LED ==
160 160  
134 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
161 161  
136 +== Example: Join TTN network and send an uplink message, get downlink message. ==
162 162  
163 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
138 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
164 164  
140 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
165 165  
142 +=== what needs to be used ===
166 166  
167 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
144 +1.LA66 LoRaWAN Shield that needs to be upgraded
168 168  
146 +2.Arduino
169 169  
148 +3.USB TO TTL
170 170  
171 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
150 +[[image:image-20220602100052-2.png]]
172 172  
152 +=== Wiring Schematic ===
173 173  
154 +[[image:image-20220602101311-3.png]]
174 174  
175 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
156 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
176 176  
158 +GND  >>>>>>>>>>>>GND
177 177  
178 -=== 2.8.1  Items needed for update ===
160 +TXD  >>>>>>>>>>>>TXD
179 179  
180 -1. LA66 LoRaWAN Shield
181 -1. Arduino
182 -1. USB TO TTL Adapter
162 +RXD  >>>>>>>>>>>>RXD
183 183  
164 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
184 184  
166 +Connect to the PC after connecting the wires
185 185  
186 -[[image:image-20220602100052-2.png||height="385" width="600"]]
168 +[[image:image-20220602102240-4.png]]
187 187  
170 +=== Upgrade steps ===
188 188  
189 -=== 2.8.2  Connection ===
172 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
190 190  
174 +[[image:image-20220602102824-5.png]]
191 191  
192 -[[image:image-20220602101311-3.png||height="276" width="600"]]
176 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
193 193  
178 +[[image:image-20220602104701-12.png]]
194 194  
195 -(((
196 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
197 -)))
180 +==== Open the upgrade application software ====
198 198  
199 -(((
200 -(% style="background-color:yellow" %)**GND  <-> GND
201 -TXD  <->  TXD
202 -RXD  <->  RXD**
203 -)))
182 +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/]]
204 204  
205 -
206 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
207 -
208 -Connect USB TTL Adapter to PC after connecting the wires
209 -
210 -
211 -[[image:image-20220602102240-4.png||height="304" width="600"]]
212 -
213 -
214 -=== 2.8.3  Upgrade steps ===
215 -
216 -
217 -==== 1.  Switch SW1 to put in ISP position ====
218 -
219 -
220 -[[image:image-20220602102824-5.png||height="306" width="600"]]
221 -
222 -
223 -
224 -==== 2.  Press the RST switch once ====
225 -
226 -
227 -[[image:image-20220602104701-12.png||height="285" width="600"]]
228 -
229 -
230 -
231 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
232 -
233 -
234 -(((
235 -(% 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/]]**
236 -)))
237 -
238 -
239 239  [[image:image-20220602103227-6.png]]
240 240  
241 -
242 242  [[image:image-20220602103357-7.png]]
243 243  
188 +===== Select the COM port corresponding to USB TTL =====
244 244  
245 -
246 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
247 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
248 -
249 -
250 250  [[image:image-20220602103844-8.png]]
251 251  
192 +===== Select the bin file to burn =====
252 252  
253 -
254 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
255 -(% style="color:blue" %)**3. Select the bin file to burn**
256 -
257 -
258 258  [[image:image-20220602104144-9.png]]
259 259  
260 -
261 261  [[image:image-20220602104251-10.png]]
262 262  
263 -
264 264  [[image:image-20220602104402-11.png]]
265 265  
200 +===== Click to start the download =====
266 266  
267 -
268 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
269 -(% style="color:blue" %)**4. Click to start the download**
270 -
271 271  [[image:image-20220602104923-13.png]]
272 272  
204 +===== The following figure appears to prove that the burning is in progress =====
273 273  
274 -
275 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
276 -(% style="color:blue" %)**5. Check update process**
277 -
278 -
279 279  [[image:image-20220602104948-14.png]]
280 280  
208 +===== The following picture appears to prove that the burning is successful =====
281 281  
282 -
283 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
284 -(% style="color:blue" %)**The following picture shows that the burning is successful**
285 -
286 286  [[image:image-20220602105251-15.png]]
287 287  
212 += LA66 USB LoRaWAN Adapter =
288 288  
214 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
289 289  
290 -= 3.  LA66 USB LoRaWAN Adapter =
216 +Before use, please make sure that the computer has installed the CP2102 driver
291 291  
218 +== Pin Mapping & LED ==
292 292  
293 -== 3.1  Overview ==
220 +== Example Send & Get Messages via LoRaWAN in PC ==
294 294  
295 -(% 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.
222 +Connect the LA66 LoRa Shield to the PC
296 296  
297 -(((
298 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
299 -)))
224 +[[image:image-20220602171217-1.png||height="615" width="915"]]
300 300  
301 -(((
302 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
303 -)))
304 -
305 -(((
306 -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.
307 -)))
308 -
309 -(((
310 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
311 -)))
312 -
313 -
314 -== 3.2  Features ==
315 -
316 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
317 -* Ultra-long RF range
318 -* Support LoRaWAN v1.0.4 protocol
319 -* Support peer-to-peer protocol
320 -* TCXO crystal to ensure RF performance on low temperature
321 -* Spring RF antenna
322 -* Available in different frequency LoRaWAN frequency bands.
323 -* World-wide unique OTAA keys.
324 -* AT Command via UART-TTL interface
325 -* Firmware upgradable via UART interface
326 -
327 -
328 -== 3.3  Specification ==
329 -
330 -* CPU: 32-bit 48 MHz
331 -* Flash: 256KB
332 -* RAM: 64KB
333 -* Input Power Range: 5v
334 -* Frequency Range: 150 MHz ~~ 960 MHz
335 -* Maximum Power +22 dBm constant RF output
336 -* High sensitivity: -148 dBm
337 -* Temperature:
338 -** Storage: -55 ~~ +125℃
339 -** Operating: -40 ~~ +85℃
340 -* Humidity:
341 -** Storage: 5 ~~ 95% (Non-Condensing)
342 -** Operating: 10 ~~ 95% (Non-Condensing)
343 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
344 -* LoRa Rx current: <9 mA
345 -
346 -
347 -== 3.4  Pin Mapping & LED ==
348 -
349 -
350 -
351 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
352 -
353 -
354 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
355 -
356 -
357 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
358 -
359 -
360 -[[image:image-20220602171217-1.png||height="538" width="800"]]
361 -
362 -
363 363  Open the serial port tool
364 364  
365 365  [[image:image-20220602161617-8.png]]
366 366  
367 -[[image:image-20220602161718-9.png||height="457" width="800"]]
230 +[[image:image-20220602161718-9.png||height="529" width="927"]]
368 368  
232 +Press the reset switch RST on the LA66 LoRa Shield.
369 369  
234 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
370 370  
371 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
236 +[[image:image-20220602161935-10.png]]
372 372  
373 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
238 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
374 374  
375 -
376 -[[image:image-20220602161935-10.png||height="498" width="800"]]
377 -
378 -
379 -
380 -(% style="color:blue" %)**3. See Uplink Command**
381 -
382 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
383 -
384 384  example: AT+SENDB=01,02,8,05820802581ea0a5
385 385  
386 -[[image:image-20220602162157-11.png||height="497" width="800"]]
242 +[[image:image-20220602162157-11.png]]
387 387  
244 +Check to see if TTN received the message
388 388  
246 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
389 389  
390 -(% style="color:blue" %)**4. Check to see if TTN received the message**
248 +== Example Send & Get Messages via LoRaWAN in RPi ==
391 391  
392 -[[image:image-20220602162331-12.png||height="420" width="800"]]
250 +Connect the LA66 LoRa Shield to the RPI
393 393  
252 +[[image:image-20220602171233-2.png||height="592" width="881"]]
394 394  
254 +Log in to the RPI's terminal and connect to the serial port
395 395  
396 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
256 +[[image:image-20220602153146-3.png]]
397 397  
258 +Press the reset switch RST on the LA66 LoRa Shield.
259 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
398 398  
399 -**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]]
261 +[[image:image-20220602154928-5.png]]
400 400  
263 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
401 401  
402 -(% style="color:red" %)**Preconditions:**
403 -
404 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
405 -
406 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
407 -
408 -
409 -
410 -(% style="color:blue" %)**Steps for usage:**
411 -
412 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
413 -
414 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
415 -
416 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
417 -
418 -
419 -
420 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
421 -
422 -
423 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
424 -
425 -
426 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
427 -
428 -[[image:image-20220602171233-2.png||height="538" width="800"]]
429 -
430 -
431 -
432 -(% style="color:blue" %)**2. Install Minicom in RPi.**
433 -
434 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
435 -
436 - (% style="background-color:yellow" %)**apt update**
437 -
438 - (% style="background-color:yellow" %)**apt install minicom**
439 -
440 -
441 -Use minicom to connect to the RPI's terminal
442 -
443 -[[image:image-20220602153146-3.png||height="439" width="500"]]
444 -
445 -
446 -
447 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
448 -
449 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
450 -
451 -
452 -[[image:image-20220602154928-5.png||height="436" width="500"]]
453 -
454 -
455 -
456 -(% style="color:blue" %)**4. Send Uplink message**
457 -
458 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
459 -
460 460  example: AT+SENDB=01,02,8,05820802581ea0a5
461 461  
267 +[[image:image-20220602160339-6.png]]
462 462  
463 -[[image:image-20220602160339-6.png||height="517" width="600"]]
269 +Check to see if TTN received the message
464 464  
271 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
465 465  
273 +=== Install Minicom ===
466 466  
467 -Check to see if TTN received the message
275 +Enter the following command in the RPI terminal
468 468  
469 -[[image:image-20220602160627-7.png||height="369" width="800"]]
277 +apt update
470 470  
279 +[[image:image-20220602143155-1.png]]
471 471  
281 +apt install minicom
472 472  
473 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
283 +[[image:image-20220602143744-2.png]]
474 474  
285 +=== Send PC's CPU/RAM usage to TTN via script. ===
475 475  
287 +==== Take python as an example： ====
476 476  
477 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
289 +===== Preconditions: =====
478 478  
291 +1.LA66 USB LoRaWAN Adapter works fine
479 479  
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
480 480  
295 +===== Steps for usage =====
481 481  
482 -= 4.  Order Info =
297 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
483 483  
299 +2.Run the script and see the TTN
484 484  
485 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
301 +[[image:image-20220602115852-3.png]]
486 486  
487 487  
488 -(% style="color:blue" %)**XXX**(%%): The default frequency band
489 489  
490 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
491 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
492 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
493 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
494 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
495 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
496 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
497 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
498 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
305 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
499 499  
500 500  
501 -= 5.  Reference =
308 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
502 502  
503 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
504 -
505 505  
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