Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 121.1 >
edited by Herong Lu
on 2022/07/23 17:02
To version < 101.4 >
edited by Xiaoling
on 2022/07/21 14:17
>
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1 -XWiki.Lu
1 +XWiki.Xiaoling
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2 2  
3 3  **Table of Contents:**
4 4  
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62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
65 +
66 +
65 65  == 1.3  Specification ==
66 66  
67 67  * CPU: 32-bit 48 MHz
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82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
87 +
88 +
85 85  == 1.4  AT Command ==
86 86  
87 87  
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164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
171 +
172 +
167 167  == 2.3  Specification ==
168 168  
169 169  * CPU: 32-bit 48 MHz
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184 184  * LoRa Rx current: <9 mA
185 185  * I/O Voltage: 3.3v
186 186  
193 +
194 +
187 187  == 2.4  Pin Mapping & LED ==
188 188  
189 189  
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358 358  * Firmware upgradable via UART interface
359 359  * Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
360 360  
369 +
370 +
361 361  == 3.3  Specification ==
362 362  
363 363  * CPU: 32-bit 48 MHz
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376 376  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
377 377  * LoRa Rx current: <9 mA
378 378  
389 +
390 +
379 379  == 3.4  Pin Mapping & LED ==
380 380  
381 381  
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391 391  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
392 392  
393 393  
394 -[[image:image-20220723100027-1.png]]
406 +[[image:image-20220602171217-1.png||height="538" width="800"]]
395 395  
396 396  
397 397  Open the serial port tool
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432 432  
433 433  **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]]
434 434  
435 -(**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]])
436 436  
437 437  (% style="color:red" %)**Preconditions:**
438 438  
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460 460  
461 461  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
462 462  
463 -[[image:image-20220723100439-2.png]]
474 +[[image:image-20220602171233-2.png||height="538" width="800"]]
464 464  
465 465  
466 466  
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505 505  
506 506  
507 507  
508 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
519 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
509 509  
510 -=== 3.8.1 DRAGINO-LA66-APP ===
511 511  
512 -[[image:image-20220723102027-3.png]]
513 513  
514 -==== Overview： ====
515 -
516 -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.
517 -
518 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
519 -
520 -==== Conditions of Use： ====
521 -
522 -Requires a type-c to USB adapter
523 -
524 -[[image:image-20220723104754-4.png]]
525 -
526 -==== Use of APP: ====
527 -
528 -Function and page introduction
529 -
530 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
531 -
532 -1.Display LA66 USB LoRaWAN Module connection status
533 -
534 -2.Check and reconnect
535 -
536 -3.Turn send timestamps on or off
537 -
538 -4.Display LoRaWan connection status
539 -
540 -5.Check LoRaWan connection status
541 -
542 -6.The RSSI value of the node when the ACK is received
543 -
544 -7.Node's Signal Strength Icon
545 -
546 -8.Set the packet sending interval of the node in seconds
547 -
548 -9.AT command input box
549 -
550 -10.Send AT command button
551 -
552 -11.Node log box
553 -
554 -12.clear log button
555 -
556 -13.exit button
557 -
558 -LA66 USB LoRaWAN Module not connected
559 -
560 -[[image:image-20220723110520-5.png||height="903" width="677"]]
561 -
562 -Connect LA66 USB LoRaWAN Module
563 -
564 -[[image:image-20220723110626-6.png||height="906" width="680"]]
565 -
566 -=== 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 ===
567 -
568 -1.Register LA66 USB LoRaWAN Module to TTNV3
569 -
570 -[[image:image-20220723134549-8.png]]
571 -
572 -2.Open Node-RED,And import the JSON file to generate the flow
573 -
574 -Sample JSON file please go to this link to download：放置JSON文件的链接
575 -
576 -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/]]
577 -
578 -The following is the positioning effect map
579 -
580 -[[image:image-20220723144339-1.png]]
581 -
582 582  == 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
583 583  
584 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
585 585  
586 -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)
587 587  
588 -[[image:image-20220723150132-2.png]]
589 589  
590 -
591 591  = 4.  Order Info =
592 592  
593 593  
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