Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 126.1 >
edited by Herong Lu
on 2022/07/23 17:22
To version < 87.2 >
edited by Xiaoling
on 2022/07/13 09:34
>
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Lu
1 +XWiki.Xiaoling
Content
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1 -0
1 +
2 2  
3 -**Table of Contents:**
3 +{{box cssClass="floatinginfobox" title="**Contents**"}}
4 +{{toc/}}
5 +{{/box}}
4 4  
5 5  {{toc/}}
6 6  
... ... @@ -12,44 +12,17 @@
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 -
20 -(((
21 -
22 -)))
23 -
24 -(((
25 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.
26 -)))
27 -)))
28 28  
29 -(((
30 -(((
31 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
32 -)))
33 -)))
19 +(% 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.
34 34  
35 -(((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
39 39  
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 -)))
43 -)))
44 44  
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 -)))
49 -)))
50 50  
51 51  
52 -
53 53  == 1.2  Features ==
54 54  
55 55  * Support LoRaWAN v1.0.4 protocol
... ... @@ -62,6 +62,7 @@
62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
40 +
65 65  == 1.3  Specification ==
66 66  
67 67  * CPU: 32-bit 48 MHz
... ... @@ -82,25 +82,25 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
61 +
85 85  == 1.4  AT Command ==
86 86  
87 -
88 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.
89 89  
90 90  
91 -
92 92  == 1.5  Dimension ==
93 93  
94 -[[image:image-20220718094750-3.png]]
69 +[[image:image-20220517072526-1.png]]
95 95  
96 96  
97 97  
98 98  == 1.6  Pin Mapping ==
99 99  
100 -[[image:image-20220720111850-1.png]]
101 101  
76 +[[image:image-20220523101537-1.png]]
102 102  
103 103  
79 +
104 104  == 1.7  Land Pattern ==
105 105  
106 106  [[image:image-20220517072821-2.png]]
... ... @@ -112,45 +112,9 @@
112 112  
113 113  == 2.1  Overview ==
114 114  
91 +LA66 LoRaWAN Shield is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
115 115  
116 -(((
117 -[[image:image-20220715000826-2.png||height="145" width="220"]]
118 -)))
119 119  
120 -(((
121 -
122 -)))
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 -)))
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 -
134 -(((
135 -(((
136 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 -)))
138 -)))
139 -
140 -(((
141 -(((
142 -Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
143 -)))
144 -)))
145 -
146 -(((
147 -(((
148 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 -)))
150 -)))
151 -
152 -
153 -
154 154  == 2.2  Features ==
155 155  
156 156  * Arduino Shield base on LA66 LoRaWAN module
... ... @@ -164,6 +164,7 @@
164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
107 +
167 167  == 2.3  Specification ==
168 168  
169 169  * CPU: 32-bit 48 MHz
... ... @@ -184,34 +184,15 @@
184 184  * LoRa Rx current: <9 mA
185 185  * I/O Voltage: 3.3v
186 186  
187 -== 2.4  LED ==
188 188  
189 -~1. The LED lights up red when there is an upstream data packet
190 -2. When the network is successfully connected, the green light will be on for 5 seconds
191 -3. Purple light on when receiving downlink data packets
129 +== 2.4  Pin Mapping & LED ==
192 192  
193 193  
132 +
194 194  == 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
195 195  
196 -Show connection diagram：
197 197  
198 -[[image:image-20220723170210-2.png||height="908" width="681"]]
199 199  
200 -1.open Arduino IDE
201 -
202 -[[image:image-20220723170545-4.png]]
203 -
204 -2.Open project
205 -
206 -[[image:image-20220723170750-5.png]]
207 -
208 -3.Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload
209 -
210 -[[image:image-20220723171228-6.png]]
211 -
212 -4.After the upload is successful, open the serial port monitoring and send the AT command
213 -
214 -
215 215  == 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
216 216  
217 217  
... ... @@ -238,15 +238,12 @@
238 238  [[image:image-20220602101311-3.png||height="276" width="600"]]
239 239  
240 240  
241 -(((
242 242  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
243 -)))
244 244  
245 -(((
165 +
246 246  (% style="background-color:yellow" %)**GND  <-> GND
247 -TXD  <->  TXD
248 -RXD  <->  RXD**
249 -)))
167 +TXD  <->  TXD
168 +RXD  <->  RXD**
250 250  
251 251  
252 252  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
... ... @@ -266,20 +266,15 @@
266 266  [[image:image-20220602102824-5.png||height="306" width="600"]]
267 267  
268 268  
269 -
270 270  ==== 2.  Press the RST switch once ====
271 271  
272 -
273 273  [[image:image-20220602104701-12.png||height="285" width="600"]]
274 274  
275 275  
276 -
277 277  ==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
278 278  
279 279  
280 -(((
281 281  (% 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/]]**
282 -)))
283 283  
284 284  
285 285  [[image:image-20220602103227-6.png]]
... ... @@ -317,7 +317,6 @@
317 317  [[image:image-20220602104923-13.png]]
318 318  
319 319  
320 -
321 321  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
322 322  (% style="color:blue" %)**5. Check update process**
323 323  
... ... @@ -338,32 +338,9 @@
338 338  
339 339  == 3.1  Overview ==
340 340  
254 +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.
341 341  
342 -[[image:image-20220715001142-3.png||height="145" width="220"]]
343 343  
344 -
345 -(((
346 -(% 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.
347 -)))
348 -
349 -(((
350 -(% 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.
351 -)))
352 -
353 -(((
354 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 -)))
356 -
357 -(((
358 -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.
359 -)))
360 -
361 -(((
362 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 -)))
364 -
365 -
366 -
367 367  == 3.2  Features ==
368 368  
369 369  * LoRaWAN USB adapter base on LA66 LoRaWAN module
... ... @@ -376,9 +376,8 @@
376 376  * World-wide unique OTAA keys.
377 377  * AT Command via UART-TTL interface
378 378  * Firmware upgradable via UART interface
379 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
380 380  
381 -== 3.3  Specification ==
270 +== Specification ==
382 382  
383 383  * CPU: 32-bit 48 MHz
384 384  * Flash: 256KB
... ... @@ -396,24 +396,16 @@
396 396  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
397 397  * LoRa Rx current: <9 mA
398 398  
399 -== 3.4  Pin Mapping & LED ==
288 +== Pin Mapping & LED ==
400 400  
290 +== Example Send & Get Messages via LoRaWAN in PC ==
401 401  
402 -
403 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
404 -
405 -
406 -(((
407 407  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
408 -)))
409 409  
294 +~1. Connect the LA66 USB LoRaWAN adapter to PC
410 410  
411 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
296 +[[image:image-20220602171217-1.png||height="538" width="800"]]
412 412  
413 -
414 -[[image:image-20220723100027-1.png]]
415 -
416 -
417 417  Open the serial port tool
418 418  
419 419  [[image:image-20220602161617-8.png]]
... ... @@ -421,76 +421,67 @@
421 421  [[image:image-20220602161718-9.png||height="457" width="800"]]
422 422  
423 423  
305 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
424 424  
425 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
426 -
427 427  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
428 428  
429 -
430 430  [[image:image-20220602161935-10.png||height="498" width="800"]]
431 431  
432 432  
312 +3. See Uplink Command
433 433  
434 -(% style="color:blue" %)**3. See Uplink Command**
314 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
435 435  
436 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
437 -
438 438  example: AT+SENDB=01,02,8,05820802581ea0a5
439 439  
440 440  [[image:image-20220602162157-11.png||height="497" width="800"]]
441 441  
442 442  
321 +4. Check to see if TTN received the message
443 443  
444 -(% style="color:blue" %)**4. Check to see if TTN received the message**
445 -
446 446  [[image:image-20220602162331-12.png||height="420" width="800"]]
447 447  
448 448  
449 449  
450 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
327 +== Example:Send PC's CPU/RAM usage to TTN via python ==
451 451  
452 -
329 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
453 453  **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]]
454 454  
455 -(**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]])
332 +(% class="wikigeneratedid" id="HPreconditions:" %)
333 +**Preconditions:**
456 456  
457 -(% style="color:red" %)**Preconditions:**
335 +1.LA66 USB LoRaWAN Adapter works fine
458 458  
459 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
337 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
460 460  
461 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
339 +(% class="wikigeneratedid" id="HStepsforusage" %)
340 +**Steps for usage**
462 462  
342 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
463 463  
344 +2.Run the python script in PC and see the TTN
464 464  
465 -(% style="color:blue" %)**Steps for usage:**
466 -
467 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
468 -
469 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
470 -
471 471  [[image:image-20220602115852-3.png||height="450" width="1187"]]
472 472  
473 473  
474 474  
475 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
350 +== Example Send & Get Messages via LoRaWAN in RPi ==
476 476  
477 -
478 478  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 479  
354 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
480 480  
481 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
356 +[[image:image-20220602171233-2.png||height="538" width="800"]]
482 482  
483 -[[image:image-20220723100439-2.png]]
484 484  
359 +2. Install Minicom in RPi.
485 485  
486 -
487 -(% style="color:blue" %)**2. Install Minicom in RPi.**
488 -
489 489  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
490 490  
491 - (% style="background-color:yellow" %)**apt update**
363 +(% class="mark" %)apt update
492 492  
493 - (% style="background-color:yellow" %)**apt install minicom**
365 +(% class="mark" %)apt install minicom
494 494  
495 495  
496 496  Use minicom to connect to the RPI's terminal
... ... @@ -498,27 +498,20 @@
498 498  [[image:image-20220602153146-3.png||height="439" width="500"]]
499 499  
500 500  
373 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
374 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
501 501  
502 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
503 -
504 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
505 -
506 -
507 507  [[image:image-20220602154928-5.png||height="436" width="500"]]
508 508  
509 509  
379 +4. Send Uplink message
510 510  
511 -(% style="color:blue" %)**4. Send Uplink message**
381 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
512 512  
513 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
514 -
515 515  example: AT+SENDB=01,02,8,05820802581ea0a5
516 516  
517 -
518 518  [[image:image-20220602160339-6.png||height="517" width="600"]]
519 519  
520 -
521 -
522 522  Check to see if TTN received the message
523 523  
524 524  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -525,107 +525,33 @@
525 525  
526 526  
527 527  
528 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
393 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
529 529  
530 -=== 3.8.1 DRAGINO-LA66-APP ===
531 531  
532 -[[image:image-20220723102027-3.png]]
396 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
533 533  
534 -==== Overview： ====
535 535  
536 -DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
537 537  
538 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
400 += Order Info =
539 539  
540 -==== Conditions of Use： ====
402 +Part Number:
541 541  
542 -Requires a type-c to USB adapter
404 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
543 543  
544 -[[image:image-20220723104754-4.png]]
406 +**XXX**: The default frequency band
545 545  
546 -==== Use of APP: ====
408 +* **AS923**: LoRaWAN AS923 band
409 +* **AU915**: LoRaWAN AU915 band
410 +* **EU433**: LoRaWAN EU433 band
411 +* **EU868**: LoRaWAN EU868 band
412 +* **KR920**: LoRaWAN KR920 band
413 +* **US915**: LoRaWAN US915 band
414 +* **IN865**: LoRaWAN IN865 band
415 +* **CN470**: LoRaWAN CN470 band
416 +* **PP**: Peer to Peer LoRa Protocol
547 547  
548 -Function and page introduction
418 += Reference =
549 549  
550 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
551 -
552 -1.Display LA66 USB LoRaWAN Module connection status
553 -
554 -2.Check and reconnect
555 -
556 -3.Turn send timestamps on or off
557 -
558 -4.Display LoRaWan connection status
559 -
560 -5.Check LoRaWan connection status
561 -
562 -6.The RSSI value of the node when the ACK is received
563 -
564 -7.Node's Signal Strength Icon
565 -
566 -8.Set the packet sending interval of the node in seconds
567 -
568 -9.AT command input box
569 -
570 -10.Send AT command button
571 -
572 -11.Node log box
573 -
574 -12.clear log button
575 -
576 -13.exit button
577 -
578 -LA66 USB LoRaWAN Module not connected
579 -
580 -[[image:image-20220723110520-5.png||height="903" width="677"]]
581 -
582 -Connect LA66 USB LoRaWAN Module
583 -
584 -[[image:image-20220723110626-6.png||height="906" width="680"]]
585 -
586 -=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
587 -
588 -1.Register LA66 USB LoRaWAN Module to TTNV3
589 -
590 -[[image:image-20220723134549-8.png]]
591 -
592 -2.Open Node-RED,And import the JSON file to generate the flow
593 -
594 -Sample JSON file please go to this link to download：放置JSON文件的链接
595 -
596 -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/]]
597 -
598 -The following is the positioning effect map
599 -
600 -[[image:image-20220723144339-1.png]]
601 -
602 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
603 -
604 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
605 -
606 -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)
607 -
608 -[[image:image-20220723150132-2.png]]
609 -
610 -
611 -= 4.  Order Info =
612 -
613 -
614 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
615 -
616 -
617 -(% style="color:blue" %)**XXX**(%%): The default frequency band
618 -
619 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
620 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
621 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
622 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
623 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
624 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
625 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
626 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
627 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
628 -
629 -= 5.  Reference =
630 -
631 631  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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