Last modified by Xiaoling on 2023/09/19 09:20
<
From version < 126.1 >
edited by Herong Lu
on 2022/07/23 17:22
To version < 100.4 >
edited by Xiaoling
on 2022/07/19 11:42
>
Change comment: There is no comment for this version

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1 -XWiki.Lu
1 +XWiki.Xiaoling
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1 +
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 v1.0.3 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.
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.
32 32  )))
33 33  )))
34 34  
... ... @@ -62,6 +62,7 @@
62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
65 +
65 65  == 1.3  Specification ==
66 66  
67 67  * CPU: 32-bit 48 MHz
... ... @@ -82,6 +82,7 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
86 +
85 85  == 1.4  AT Command ==
86 86  
87 87  
... ... @@ -95,12 +95,14 @@
95 95  
96 96  
97 97  
100 +
98 98  == 1.6  Pin Mapping ==
99 99  
100 -[[image:image-20220720111850-1.png]]
101 101  
104 +[[image:image-20220719093156-1.png]]
102 102  
103 103  
107 +
104 104  == 1.7  Land Pattern ==
105 105  
106 106  [[image:image-20220517072821-2.png]]
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127 127  
128 128  (((
129 129  (((
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.
134 +(% 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.
131 131  )))
132 132  )))
133 133  
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164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
171 +
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
193 +== 2.4  Pin Mapping & LED ==
192 192  
193 193  
196 +
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  
... ... @@ -229,6 +229,7 @@
229 229  1. Arduino
230 230  1. USB TO TTL Adapter
231 231  
218 +
232 232  [[image:image-20220602100052-2.png||height="385" width="600"]]
233 233  
234 234  
... ... @@ -342,25 +342,15 @@
342 342  [[image:image-20220715001142-3.png||height="145" width="220"]]
343 343  
344 344  
345 -(((
346 346  (% 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 -)))
348 348  
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 -)))
334 +(% 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.
352 352  
353 -(((
354 354  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 -)))
356 356  
357 -(((
358 358  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 -)))
360 360  
361 -(((
362 362  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 -)))
364 364  
365 365  
366 366  
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378 378  * Firmware upgradable via UART interface
379 379  * Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
380 380  
358 +
381 381  == 3.3  Specification ==
382 382  
383 383  * CPU: 32-bit 48 MHz
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396 396  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
397 397  * LoRa Rx current: <9 mA
398 398  
377 +
399 399  == 3.4  Pin Mapping & LED ==
400 400  
401 401  
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403 403  == 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
404 404  
405 405  
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  
410 410  
411 411  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
412 412  
413 413  
414 -[[image:image-20220723100027-1.png]]
391 +[[image:image-20220602171217-1.png||height="538" width="800"]]
415 415  
416 416  
417 417  Open the serial port tool
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452 452  
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]])
456 456  
457 457  (% style="color:red" %)**Preconditions:**
458 458  
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480 480  
481 481  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
482 482  
483 -[[image:image-20220723100439-2.png]]
459 +[[image:image-20220602171233-2.png||height="538" width="800"]]
484 484  
485 485  
486 486  
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525 525  
526 526  
527 527  
528 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
504 +== 3.8  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]]
533 533  
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 -
602 602  == 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
603 603  
604 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
605 605  
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)
607 607  
608 -[[image:image-20220723150132-2.png]]
609 609  
610 -
611 611  = 4.  Order Info =
612 612  
613 613  
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626 626  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
627 627  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
628 628  
531 +
629 629  = 5.  Reference =
630 630  
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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