Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 148.1 >
edited by Xiaoling
on 2022/08/17 08:54
To version < 137.1 >
edited by Herong Lu
on 2022/07/26 13:54
>
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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
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1 -XWiki.Xiaoling
1 +XWiki.Lu
Content
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6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 16  (((
21 +
22 +)))
23 +
24 +(((
25 +(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 +)))
27 +)))
28 +
29 +(((
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.
32 +)))
33 +)))
34 +
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
39 +
40 +(((
41 +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.
42 +)))
43 +)))
44 +
45 +(((
46 +(((
47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
50 +
51 +
52 +
53 +== 1.2  Features ==
54 +
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
64 +
65 +
66 +
67 +== 1.3  Specification ==
68 +
69 +* CPU: 32-bit 48 MHz
70 +* Flash: 256KB
71 +* RAM: 64KB
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
74 +* Frequency Range: 150 MHz ~~ 960 MHz
75 +* Maximum Power +22 dBm constant RF output
76 +* High sensitivity: -148 dBm
77 +* Temperature:
78 +** Storage: -55 ~~ +125℃
79 +** Operating: -40 ~~ +85℃
80 +* Humidity:
81 +** Storage: 5 ~~ 95% (Non-Condensing)
82 +** Operating: 10 ~~ 95% (Non-Condensing)
83 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
84 +* LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
86 +
87 +
88 +
89 +== 1.4  AT Command ==
90 +
91 +
92 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93 +
94 +
95 +
96 +== 1.5  Dimension ==
97 +
98 +[[image:image-20220718094750-3.png]]
99 +
100 +
101 +
102 +== 1.6  Pin Mapping ==
103 +
104 +[[image:image-20220720111850-1.png]]
105 +
106 +
107 +
108 +== 1.7  Land Pattern ==
109 +
110 +[[image:image-20220517072821-2.png]]
111 +
112 +
113 +
114 += 2.  LA66 LoRaWAN Shield =
115 +
116 +
117 +== 2.1  Overview ==
118 +
119 +
120 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,11 +51,10 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
158 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
161 +* 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
... ... @@ -66,8 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -== 1.3  Specification ==
70 70  
173 +== 2.3  Specification ==
71 71  
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
... ... @@ -89,13 +89,9 @@
89 89  
90 90  
91 91  
195 +== 2.4  LED ==
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 94  
95 -
96 -[[image:image-20220817085048-1.png]]
97 -
98 -
99 99  ~1. The LED lights up red when there is an upstream data packet
100 100  2. When the network is successfully connected, the green light will be on for 5 seconds
101 101  3. Purple light on when receiving downlink data packets
... ... @@ -102,7 +102,7 @@
102 102  
103 103  
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
106 106  
107 107  
108 108  **Show connection diagram：**
... ... @@ -139,7 +139,7 @@
139 139  
140 140  
141 141  
142 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
241 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
143 143  
144 144  
145 145  (% style="color:blue" %)**1.  Open project**
... ... @@ -159,7 +159,7 @@
159 159  
160 160  
161 161  
162 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
261 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
163 163  
164 164  
165 165  (% style="color:blue" %)**1.  Open project**
... ... @@ -187,10 +187,10 @@
187 187  
188 188  
189 189  
190 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
289 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
191 191  
192 192  
193 -=== 1.8.1  Items needed for update ===
292 +=== 2.8.1  Items needed for update ===
194 194  
195 195  
196 196  1. LA66 LoRaWAN Shield
... ... @@ -200,10 +200,9 @@
200 200  [[image:image-20220602100052-2.png||height="385" width="600"]]
201 201  
202 202  
302 +=== 2.8.2  Connection ===
203 203  
204 -=== 1.8.2  Connection ===
205 205  
206 -
207 207  [[image:image-20220602101311-3.png||height="276" width="600"]]
208 208  
209 209  
... ... @@ -226,11 +226,9 @@
226 226  [[image:image-20220602102240-4.png||height="304" width="600"]]
227 227  
228 228  
327 +=== 2.8.3  Upgrade steps ===
229 229  
230 -=== 1.8.3  Upgrade steps ===
231 231  
232 -
233 -
234 234  ==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
235 235  
236 236  
... ... @@ -304,22 +304,315 @@
304 304  
305 305  
306 306  
307 -= 2.  FAQ =
403 += 3.  LA66 USB LoRaWAN Adapter =
308 308  
309 309  
310 -== 2.1  How to Compile Source Code for LA66? ==
406 +== 3.1  Overview ==
311 311  
312 312  
313 -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]]
409 +[[image:image-20220715001142-3.png||height="145" width="220"]]
314 314  
315 315  
412 +(((
413 +(% 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.
414 +)))
316 316  
317 -= 3.  Order Info =
416 +(((
417 +(% 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.
418 +)))
318 318  
420 +(((
421 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
422 +)))
319 319  
320 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
424 +(((
425 +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.
426 +)))
321 321  
428 +(((
429 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
430 +)))
322 322  
432 +
433 +
434 +== 3.2  Features ==
435 +
436 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
437 +* Ultra-long RF range
438 +* Support LoRaWAN v1.0.4 protocol
439 +* Support peer-to-peer protocol
440 +* TCXO crystal to ensure RF performance on low temperature
441 +* Spring RF antenna
442 +* Available in different frequency LoRaWAN frequency bands.
443 +* World-wide unique OTAA keys.
444 +* AT Command via UART-TTL interface
445 +* Firmware upgradable via UART interface
446 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
447 +
448 +== 3.3  Specification ==
449 +
450 +* CPU: 32-bit 48 MHz
451 +* Flash: 256KB
452 +* RAM: 64KB
453 +* Input Power Range: 5v
454 +* Frequency Range: 150 MHz ~~ 960 MHz
455 +* Maximum Power +22 dBm constant RF output
456 +* High sensitivity: -148 dBm
457 +* Temperature:
458 +** Storage: -55 ~~ +125℃
459 +** Operating: -40 ~~ +85℃
460 +* Humidity:
461 +** Storage: 5 ~~ 95% (Non-Condensing)
462 +** Operating: 10 ~~ 95% (Non-Condensing)
463 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
464 +* LoRa Rx current: <9 mA
465 +
466 +== 3.4  Pin Mapping & LED ==
467 +
468 +
469 +
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
471 +
472 +
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
476 +
477 +
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
479 +
480 +
481 +[[image:image-20220723100027-1.png]]
482 +
483 +
484 +Open the serial port tool
485 +
486 +[[image:image-20220602161617-8.png]]
487 +
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
489 +
490 +
491 +
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
493 +
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
495 +
496 +
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
498 +
499 +
500 +
501 +(% style="color:blue" %)**3. See Uplink Command**
502 +
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
504 +
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
506 +
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
508 +
509 +
510 +
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
512 +
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
514 +
515 +
516 +
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
518 +
519 +
520 +**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]]
521 +
522 +(**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]])
523 +
524 +(% style="color:red" %)**Preconditions:**
525 +
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
527 +
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
529 +
530 +
531 +
532 +(% style="color:blue" %)**Steps for usage:**
533 +
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
535 +
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
537 +
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
539 +
540 +
541 +
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
543 +
544 +
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
546 +
547 +
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
549 +
550 +[[image:image-20220723100439-2.png]]
551 +
552 +
553 +
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
555 +
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
557 +
558 + (% style="background-color:yellow" %)**apt update**
559 +
560 + (% style="background-color:yellow" %)**apt install minicom**
561 +
562 +
563 +Use minicom to connect to the RPI's terminal
564 +
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
566 +
567 +
568 +
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
570 +
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
572 +
573 +
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
575 +
576 +
577 +
578 +(% style="color:blue" %)**4. Send Uplink message**
579 +
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
581 +
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
583 +
584 +
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
586 +
587 +
588 +
589 +Check to see if TTN received the message
590 +
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
592 +
593 +
594 +
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
596 +
597 +
598 +=== 3.8.1  DRAGINO-LA66-APP ===
599 +
600 +
601 +[[image:image-20220723102027-3.png]]
602 +
603 +
604 +
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
606 +
607 +
608 +(((
609 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
610 +)))
611 +
612 +(((
613 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
614 +)))
615 +
616 +
617 +
618 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
619 +
620 +
621 +Requires a type-c to USB adapter
622 +
623 +[[image:image-20220723104754-4.png]]
624 +
625 +
626 +
627 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
628 +
629 +
630 +Function and page introduction
631 +
632 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
633 +
634 +
635 +1.Display LA66 USB LoRaWAN Module connection status
636 +
637 +2.Check and reconnect
638 +
639 +3.Turn send timestamps on or off
640 +
641 +4.Display LoRaWan connection status
642 +
643 +5.Check LoRaWan connection status
644 +
645 +6.The RSSI value of the node when the ACK is received
646 +
647 +7.Node's Signal Strength Icon
648 +
649 +8.Set the packet sending interval of the node in seconds
650 +
651 +9.AT command input box
652 +
653 +10.Send AT command button
654 +
655 +11.Node log box
656 +
657 +12.clear log button
658 +
659 +13.exit button
660 +
661 +
662 +LA66 USB LoRaWAN Module not connected
663 +
664 +[[image:image-20220723110520-5.png||height="903" width="677"]]
665 +
666 +
667 +
668 +Connect LA66 USB LoRaWAN Module
669 +
670 +[[image:image-20220723110626-6.png||height="906" width="680"]]
671 +
672 +
673 +
674 +=== 3.8.2  Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
675 +
676 +
677 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
678 +
679 +[[image:image-20220723134549-8.png]]
680 +
681 +
682 +
683 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
684 +
685 +Sample JSON file please go to this link to download：放置JSON文件的链接
686 +
687 +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/]]
688 +
689 +The following is the positioning effect map
690 +
691 +[[image:image-20220723144339-1.png]]
692 +
693 +
694 +
695 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
696 +
697 +
698 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
699 +
700 +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)
701 +
702 +[[image:image-20220723150132-2.png]]
703 +
704 +
705 +
706 += 4.  Order Info =
707 +
708 +
709 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
710 +
711 +
323 323  (% style="color:blue" %)**XXX**(%%): The default frequency band
324 324  
325 325  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -332,7 +332,10 @@
332 332  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
333 333  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
334 334  
335 -= 4.  Reference =
336 336  
337 337  
338 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
726 +
727 += 5.  Reference =
728 +
729 +
730 +* 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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