Last modified by Mengting Qiu on 2024/04/01 17:22
<
From version < 100.2 >
edited by Xiaoling
on 2022/07/19 11:34
To version < 128.1 >
edited by Herong Lu
on 2022/07/23 17:29
>
Change comment: Uploaded new attachment "image-20220723172938-9.png", version {1}

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1 -XWiki.Xiaoling
1 +XWiki.Lu
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1 -
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2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -12,7 +12,6 @@
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 -
16 16  (((
17 17  (((
18 18  [[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
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29 29  
30 30  (((
31 31  (((
32 -(% 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.
33 33  )))
34 34  )))
35 35  
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51 51  
52 52  
53 53  
54 -
55 55  == 1.2  Features ==
56 56  
57 57  * Support LoRaWAN v1.0.4 protocol
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64 64  * Firmware upgradable via UART interface
65 65  * Ultra-long RF range
66 66  
67 -
68 -
69 69  == 1.3  Specification ==
70 70  
71 71  * CPU: 32-bit 48 MHz
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86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -
90 -
91 91  == 1.4  AT Command ==
92 92  
93 93  
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101 101  
102 102  
103 103  
104 -
105 105  == 1.6  Pin Mapping ==
106 106  
100 +[[image:image-20220720111850-1.png]]
107 107  
108 -[[image:image-20220719093156-1.png]]
109 109  
110 110  
111 -
112 112  == 1.7  Land Pattern ==
113 113  
114 114  [[image:image-20220517072821-2.png]]
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121 121  == 2.1  Overview ==
122 122  
123 123  
124 -
125 125  (((
126 126  [[image:image-20220715000826-2.png||height="145" width="220"]]
127 127  )))
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131 131  )))
132 132  
133 133  (((
134 -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.
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.
135 135  )))
136 136  
137 137  (((
138 138  (((
139 -(% 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.
140 140  )))
141 141  )))
142 142  
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160 160  
161 161  
162 162  
163 -
164 164  == 2.2  Features ==
165 165  
166 166  * Arduino Shield base on LA66 LoRaWAN module
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174 174  * Firmware upgradable via UART interface
175 175  * Ultra-long RF range
176 176  
177 -
178 -
179 -
180 180  == 2.3  Specification ==
181 181  
182 182  * CPU: 32-bit 48 MHz
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197 197  * LoRa Rx current: <9 mA
198 198  * I/O Voltage: 3.3v
199 199  
187 +== 2.4  LED ==
200 200  
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
201 201  
202 202  
203 -== 2.4  Pin Mapping & LED ==
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
204 204  
196 +Show connection diagram：
205 205  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
206 206  
207 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
200 +1.open Arduino IDE
208 208  
202 +[[image:image-20220723170545-4.png]]
209 209  
204 +2.Open project
210 210  
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 +
211 211  == 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
212 212  
213 213  
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334 334  
335 335  == 3.1  Overview ==
336 336  
341 +
337 337  [[image:image-20220715001142-3.png||height="145" width="220"]]
338 338  
344 +
345 +(((
339 339  (% 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 +)))
340 340  
341 -(% 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.
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 +)))
342 342  
353 +(((
343 343  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 +)))
344 344  
357 +(((
345 345  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 +)))
346 346  
361 +(((
347 347  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 +)))
348 348  
349 349  
366 +
350 350  == 3.2  Features ==
351 351  
352 352  * LoRaWAN USB adapter base on LA66 LoRaWAN module
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361 361  * Firmware upgradable via UART interface
362 362  * Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
363 363  
364 -
365 -
366 366  == 3.3  Specification ==
367 367  
368 368  * CPU: 32-bit 48 MHz
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381 381  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382 382  * LoRa Rx current: <9 mA
383 383  
384 -
385 -
386 386  == 3.4  Pin Mapping & LED ==
387 387  
388 388  
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390 390  == 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
391 391  
392 392  
406 +(((
393 393  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
408 +)))
394 394  
395 395  
396 396  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
397 397  
398 398  
399 -[[image:image-20220602171217-1.png||height="538" width="800"]]
414 +[[image:image-20220723100027-1.png]]
400 400  
401 401  
402 402  Open the serial port tool
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437 437  
438 438  **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]]
439 439  
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]])
440 440  
441 441  (% style="color:red" %)**Preconditions:**
442 442  
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464 464  
465 465  (% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
466 466  
467 -[[image:image-20220602171233-2.png||height="538" width="800"]]
483 +[[image:image-20220723100439-2.png]]
468 468  
469 469  
470 470  
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509 509  
510 510  
511 511  
512 -== 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. ==
513 513  
530 +=== 3.8.1 DRAGINO-LA66-APP ===
514 514  
532 +[[image:image-20220723102027-3.png]]
515 515  
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 +
516 516  == 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
517 517  
604 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
518 518  
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)
519 519  
608 +[[image:image-20220723150132-2.png]]
520 520  
610 +
521 521  = 4.  Order Info =
522 522  
523 523  
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