Last modified by Xiaoling on 2023/05/26 14:19
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From version < 151.2 >
edited by Xiaoling
on 2022/08/22 16:13
To version < 146.6 >
edited by Xiaoling
on 2022/08/16 14:18
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55 55  
56 56  
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
58 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 61  * SMA connector
... ... @@ -95,19 +95,14 @@
95 95  == 1.4  Pin Mapping & LED ==
96 96  
97 97  
98 -[[image:image-20220817085048-1.png||height="533" width="734"]]
98 +[[image:image-20220814101457-1.png||height="553" width="761"]]
99 99  
100 -
101 -
102 102  ~1. The LED lights up red when there is an upstream data packet
103 103  2. When the network is successfully connected, the green light will be on for 5 seconds
104 104  3. Purple light on when receiving downlink data packets
105 105  
106 106  
107 -[[image:image-20220820112305-1.png||height="515" width="749"]]
108 108  
109 -
110 -
111 111  == 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112 112  
113 113  
... ... @@ -133,13 +133,11 @@
133 133  [[image:image-20220726135239-1.png]]
134 134  
135 135  
136 -
137 137  (% 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**
138 138  
139 139  [[image:image-20220726135356-2.png]]
140 140  
141 141  
142 -
143 143  (% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
144 144  
145 145  
... ... @@ -205,8 +205,6 @@
205 205  1. Arduino
206 206  1. USB TO TTL Adapter
207 207  
208 -
209 -
210 210  [[image:image-20220602100052-2.png||height="385" width="600"]]
211 211  
212 212  
... ... @@ -237,10 +237,9 @@
237 237  
238 238  
239 239  
240 -=== 1.8.3  Upgrade steps ===
231 +=== 2.8.3  Upgrade steps ===
241 241  
242 242  
243 -
244 244  ==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
245 245  
246 246  
... ... @@ -251,16 +251,15 @@
251 251  ==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
252 252  
253 253  
254 -[[image:image-20220817085447-1.png]]
244 +[[image:image-20220602104701-12.png||height="285" width="600"]]
255 255  
256 256  
257 257  
258 -
259 259  ==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
260 260  
261 261  
262 262  (((
263 -(% style="color:blue" %)**1. Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
252 +(% 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/]]**
264 264  )))
265 265  
266 266  
... ... @@ -315,20 +315,332 @@
315 315  
316 316  
317 317  
318 -= 2.  FAQ =
307 += 3.  LA66 USB LoRaWAN Adapter =
319 319  
320 320  
321 -== 2.1  How to Compile Source Code for LA66? ==
310 +== 3.1  Overview ==
322 322  
323 323  
313 +[[image:image-20220715001142-3.png||height="145" width="220"]]
314 +
315 +
316 +(((
317 +(% 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.
318 +)))
319 +
320 +(((
321 +(% 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.
322 +)))
323 +
324 +(((
325 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
326 +)))
327 +
328 +(((
329 +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.
330 +)))
331 +
332 +(((
333 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
334 +)))
335 +
336 +
337 +
338 +== 3.2  Features ==
339 +
340 +
341 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
342 +* Ultra-long RF range
343 +* Support LoRaWAN v1.0.4 protocol
344 +* Support peer-to-peer protocol
345 +* TCXO crystal to ensure RF performance on low temperature
346 +* Spring RF antenna
347 +* Available in different frequency LoRaWAN frequency bands.
348 +* World-wide unique OTAA keys.
349 +* AT Command via UART-TTL interface
350 +* Firmware upgradable via UART interface
351 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
352 +
353 +== 3.3  Specification ==
354 +
355 +
356 +* CPU: 32-bit 48 MHz
357 +* Flash: 256KB
358 +* RAM: 64KB
359 +* Input Power Range: 5v
360 +* Frequency Range: 150 MHz ~~ 960 MHz
361 +* Maximum Power +22 dBm constant RF output
362 +* High sensitivity: -148 dBm
363 +* Temperature:
364 +** Storage: -55 ~~ +125℃
365 +** Operating: -40 ~~ +85℃
366 +* Humidity:
367 +** Storage: 5 ~~ 95% (Non-Condensing)
368 +** Operating: 10 ~~ 95% (Non-Condensing)
369 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
370 +* LoRa Rx current: <9 mA
371 +
372 +== 3.4  Pin Mapping & LED ==
373 +
374 +[[image:image-20220813183239-3.png||height="526" width="662"]]
375 +
376 +
377 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
378 +
379 +
380 +(((
381 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
382 +)))
383 +
384 +
385 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
386 +
387 +
388 +[[image:image-20220723100027-1.png]]
389 +
390 +
391 +Open the serial port tool
392 +
393 +[[image:image-20220602161617-8.png]]
394 +
395 +[[image:image-20220602161718-9.png||height="457" width="800"]]
396 +
397 +
398 +
399 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
400 +
401 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
402 +
403 +
404 +[[image:image-20220602161935-10.png||height="498" width="800"]]
405 +
406 +
407 +
408 +(% style="color:blue" %)**3. See Uplink Command**
409 +
410 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
411 +
412 +example: AT+SENDB=01,02,8,05820802581ea0a5
413 +
414 +[[image:image-20220602162157-11.png||height="497" width="800"]]
415 +
416 +
417 +
418 +(% style="color:blue" %)**4. Check to see if TTN received the message**
419 +
420 +[[image:image-20220602162331-12.png||height="420" width="800"]]
421 +
422 +
423 +
424 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
425 +
426 +
427 +**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]]
428 +
429 +(**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]])
430 +
431 +(% style="color:red" %)**Preconditions:**
432 +
433 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
434 +
435 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
436 +
437 +
438 +
439 +(% style="color:blue" %)**Steps for usage:**
440 +
441 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
442 +
443 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
444 +
445 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
446 +
447 +
448 +
449 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
450 +
451 +
452 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
453 +
454 +
455 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
456 +
457 +[[image:image-20220723100439-2.png]]
458 +
459 +
460 +
461 +(% style="color:blue" %)**2. Install Minicom in RPi.**
462 +
463 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
464 +
465 + (% style="background-color:yellow" %)**apt update**
466 +
467 + (% style="background-color:yellow" %)**apt install minicom**
468 +
469 +
470 +Use minicom to connect to the RPI's terminal
471 +
472 +[[image:image-20220602153146-3.png||height="439" width="500"]]
473 +
474 +
475 +
476 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
477 +
478 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
479 +
480 +
481 +[[image:image-20220602154928-5.png||height="436" width="500"]]
482 +
483 +
484 +
485 +(% style="color:blue" %)**4. Send Uplink message**
486 +
487 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
488 +
489 +example: AT+SENDB=01,02,8,05820802581ea0a5
490 +
491 +
492 +[[image:image-20220602160339-6.png||height="517" width="600"]]
493 +
494 +
495 +
496 +Check to see if TTN received the message
497 +
498 +[[image:image-20220602160627-7.png||height="369" width="800"]]
499 +
500 +
501 +
502 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
503 +
504 +
505 +=== 3.8.1  Hardware and Software Connection ===
506 +
507 +
508 +==== (% style="color:blue" %)**Overview：**(%%) ====
509 +
510 +
511 +(((
512 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
513 +
514 +* Send real-time location information of mobile phone to LoRaWAN network.
515 +* Check LoRaWAN network signal strengh.
516 +* Manually send messages to LoRaWAN network.
517 +)))
518 +
519 +
520 +
521 +==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
522 +
523 +A USB to Type-C adapter is needed to connect to a Mobile phone.
524 +
525 +Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
526 +
527 +[[image:image-20220813174353-2.png||height="360" width="313"]]
528 +
529 +
530 +==== (% style="color:blue" %)**Download and Install App:**(%%) ====
531 +
532 +[[(% 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)
533 +
534 +[[image:image-20220813173738-1.png]]
535 +
536 +
537 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
538 +
539 +Function and page introduction
540 +
541 +[[image:image-20220723113448-7.png||height="995" width="450"]]
542 +
543 +**Block Explain:**
544 +
545 +1.  Display LA66 USB LoRaWAN Module connection status
546 +
547 +2.  Check and reconnect
548 +
549 +3.  Turn send timestamps on or off
550 +
551 +4.  Display LoRaWan connection status
552 +
553 +5.  Check LoRaWan connection status
554 +
555 +6.  The RSSI value of the node when the ACK is received
556 +
557 +7.  Node's Signal Strength Icon
558 +
559 +8.  Configure Location Uplink Interval
560 +
561 +9.  AT command input box
562 +
563 +10.  Send Button:  Send input box info to LA66 USB Adapter
564 +
565 +11.  Output Log from LA66 USB adapter
566 +
567 +12.  clear log button
568 +
569 +13.  exit button
570 +
571 +
572 +LA66 USB LoRaWAN Module not connected
573 +
574 +[[image:image-20220723110520-5.png||height="677" width="508"]]
575 +
576 +
577 +
578 +Connect LA66 USB LoRaWAN Module
579 +
580 +[[image:image-20220723110626-6.png||height="681" width="511"]]
581 +
582 +
583 +
584 +=== 3.8.2 Send data to TTNv3 and plot location info in Node-Red ===
585 +
586 +
587 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
588 +
589 +[[image:image-20220723134549-8.png]]
590 +
591 +
592 +
593 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
594 +
595 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
596 +
597 +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/]]
598 +
599 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
600 +
601 +
602 +Example output in NodeRed is as below:
603 +
604 +[[image:image-20220723144339-1.png]]
605 +
606 +
607 +
608 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
609 +
610 +
611 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
612 +
613 +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)
614 +
615 +[[image:image-20220723150132-2.png]]
616 +
617 +
618 +
619 += 4.  FAQ =
620 +
621 +
622 +== 4.1  How to Compile Source Code for LA66? ==
623 +
624 +
324 324  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]]
325 325  
326 326  
327 327  
328 -= 3.  Order Info =
629 += 5.  Order Info =
329 329  
330 330  
331 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
632 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
332 332  
333 333  
334 334  (% style="color:blue" %)**XXX**(%%): The default frequency band
... ... @@ -343,12 +343,7 @@
343 343  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
344 344  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
345 345  
647 += 6.  Reference =
346 346  
347 347  
348 -
349 -= 4.  Reference =
350 -
351 -
352 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
353 -
354 -
650 +* 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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