Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.5 >
edited by Xiaoling
on 2022/07/19 11:45
To version < 126.1 >
edited by Herong Lu
on 2022/07/23 17:22
>
Change comment: Uploaded new attachment "image-20220723172235-7.png", version {1}

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1 -XWiki.Xiaoling
1 +XWiki.Lu
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1 -
1 +0
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -28,7 +28,7 @@
28 28  
29 29  (((
30 30  (((
31 -(% 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.
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 33  )))
34 34  
... ... @@ -95,14 +95,12 @@
95 95  
96 96  
97 97  
98 -
99 99  == 1.6  Pin Mapping ==
100 100  
100 +[[image:image-20220720111850-1.png]]
101 101  
102 -[[image:image-20220719093156-1.png]]
103 103  
104 104  
105 -
106 106  == 1.7  Land Pattern ==
107 107  
108 108  [[image:image-20220517072821-2.png]]
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129 129  
130 130  (((
131 131  (((
132 -(% 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.
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.
133 133  )))
134 134  )))
135 135  
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186 186  * LoRa Rx current: <9 mA
187 187  * I/O Voltage: 3.3v
188 188  
189 -== 2.4  Pin Mapping & LED ==
187 +== 2.4  LED ==
190 190  
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
191 191  
192 192  
193 193  == 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
194 194  
196 +Show connection diagram：
195 195  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
196 196  
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 +
197 197  == 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
198 198  
199 199  
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329 329  )))
330 330  
331 331  (((
332 -(% 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.
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.
333 333  )))
334 334  
335 335  (((
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360 360  * Firmware upgradable via UART interface
361 361  * Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
362 362  
363 -
364 -
365 365  == 3.3  Specification ==
366 366  
367 367  * CPU: 32-bit 48 MHz
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380 380  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 381  * LoRa Rx current: <9 mA
382 382  
383 -
384 -
385 385  == 3.4  Pin Mapping & LED ==
386 386  
387 387  
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397 397  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
398 398  
399 399  
400 -[[image:image-20220602171217-1.png||height="538" width="800"]]
414 +[[image:image-20220723100027-1.png]]
401 401  
402 402  
403 403  Open the serial port tool
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438 438  
439 439  **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]]
440 440  
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]])
441 441  
442 442  (% style="color:red" %)**Preconditions:**
443 443  
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465 465  
466 466  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
467 467  
468 -[[image:image-20220602171233-2.png||height="538" width="800"]]
483 +[[image:image-20220723100439-2.png]]
469 469  
470 470  
471 471  
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510 510  
511 511  
512 512  
513 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
528 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
514 514  
530 +=== 3.8.1 DRAGINO-LA66-APP ===
515 515  
532 +[[image:image-20220723102027-3.png]]
516 516  
534 +==== Overview： ====
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 +
538 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
539 +
540 +==== Conditions of Use： ====
541 +
542 +Requires a type-c to USB adapter
543 +
544 +[[image:image-20220723104754-4.png]]
545 +
546 +==== Use of APP: ====
547 +
548 +Function and page introduction
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 +
517 517  == 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
518 518  
604 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
519 519  
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)
520 520  
608 +[[image:image-20220723150132-2.png]]
521 521  
610 +
522 522  = 4.  Order Info =
523 523  
524 524  
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537 537  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
538 538  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
539 539  
540 -
541 -
542 542  = 5.  Reference =
543 543  
544 544  * 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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