Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 146.12 >
edited by Xiaoling
on 2022/08/16 17:59
To version < 137.3 >
edited by Xiaoling
on 2022/07/29 09:17
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Summary

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
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 +== 1.3  Specification ==
66 +
67 +* CPU: 32-bit 48 MHz
68 +* Flash: 256KB
69 +* RAM: 64KB
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* Power Consumption: < 4uA.
72 +* Frequency Range: 150 MHz ~~ 960 MHz
73 +* Maximum Power +22 dBm constant RF output
74 +* High sensitivity: -148 dBm
75 +* Temperature:
76 +** Storage: -55 ~~ +125℃
77 +** Operating: -40 ~~ +85℃
78 +* Humidity:
79 +** Storage: 5 ~~ 95% (Non-Condensing)
80 +** Operating: 10 ~~ 95% (Non-Condensing)
81 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 +* LoRa Rx current: <9 mA
83 +* I/O Voltage: 3.3v
84 +
85 +== 1.4  AT Command ==
86 +
87 +
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +
90 +
91 +
92 +== 1.5  Dimension ==
93 +
94 +[[image:image-20220718094750-3.png]]
95 +
96 +
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
116 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
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51 51  
52 52  
53 53  
54 -== 1.2  Features ==
154 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
157 +* 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
... ... @@ -65,11 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
167 +== 2.3  Specification ==
68 68  
69 -
70 -== 1.3  Specification ==
71 -
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -88,13 +88,9 @@
88 88  * LoRa Rx current: <9 mA
89 89  * I/O Voltage: 3.3v
90 90  
187 +== 2.4  LED ==
91 91  
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 -
95 -
96 -[[image:image-20220814101457-1.png||height="553" width="761"]]
97 -
98 98  ~1. The LED lights up red when there is an upstream data packet
99 99  2. When the network is successfully connected, the green light will be on for 5 seconds
100 100  3. Purple light on when receiving downlink data packets
... ... @@ -101,7 +101,7 @@
101 101  
102 102  
103 103  
104 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
196 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
105 105  
106 106  
107 107  **Show connection diagram：**
... ... @@ -138,7 +138,7 @@
138 138  
139 139  
140 140  
141 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
233 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
142 142  
143 143  
144 144  (% style="color:blue" %)**1.  Open project**
... ... @@ -158,7 +158,7 @@
158 158  
159 159  
160 160  
161 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
253 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
162 162  
163 163  
164 164  (% style="color:blue" %)**1.  Open project**
... ... @@ -186,10 +186,10 @@
186 186  
187 187  
188 188  
189 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
281 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
190 190  
191 191  
192 -=== 1.8.1  Items needed for update ===
284 +=== 2.8.1  Items needed for update ===
193 193  
194 194  
195 195  1. LA66 LoRaWAN Shield
... ... @@ -199,10 +199,9 @@
199 199  [[image:image-20220602100052-2.png||height="385" width="600"]]
200 200  
201 201  
294 +=== 2.8.2  Connection ===
202 202  
203 -=== 1.8.2  Connection ===
204 204  
205 -
206 206  [[image:image-20220602101311-3.png||height="276" width="600"]]
207 207  
208 208  
... ... @@ -225,11 +225,9 @@
225 225  [[image:image-20220602102240-4.png||height="304" width="600"]]
226 226  
227 227  
319 +=== 2.8.3  Upgrade steps ===
228 228  
229 -=== 1.8.3  Upgrade steps ===
230 230  
231 -
232 -
233 233  ==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
234 234  
235 235  
... ... @@ -303,22 +303,325 @@
303 303  
304 304  
305 305  
306 -= 2.  FAQ =
395 += 3.  LA66 USB LoRaWAN Adapter =
307 307  
308 308  
309 -== 2.1  How to Compile Source Code for LA66? ==
398 +== 3.1  Overview ==
310 310  
311 311  
312 -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]]
401 +[[image:image-20220715001142-3.png||height="145" width="220"]]
313 313  
314 314  
404 +(((
405 +(% 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.
406 +)))
315 315  
316 -= 3.  Order Info =
408 +(((
409 +(% 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.
410 +)))
317 317  
412 +(((
413 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
414 +)))
318 318  
319 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
416 +(((
417 +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.
418 +)))
320 320  
420 +(((
421 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
422 +)))
321 321  
424 +
425 +
426 +== 3.2  Features ==
427 +
428 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
429 +* Ultra-long RF range
430 +* Support LoRaWAN v1.0.4 protocol
431 +* Support peer-to-peer protocol
432 +* TCXO crystal to ensure RF performance on low temperature
433 +* Spring RF antenna
434 +* Available in different frequency LoRaWAN frequency bands.
435 +* World-wide unique OTAA keys.
436 +* AT Command via UART-TTL interface
437 +* Firmware upgradable via UART interface
438 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
439 +
440 +== 3.3  Specification ==
441 +
442 +* CPU: 32-bit 48 MHz
443 +* Flash: 256KB
444 +* RAM: 64KB
445 +* Input Power Range: 5v
446 +* Frequency Range: 150 MHz ~~ 960 MHz
447 +* Maximum Power +22 dBm constant RF output
448 +* High sensitivity: -148 dBm
449 +* Temperature:
450 +** Storage: -55 ~~ +125℃
451 +** Operating: -40 ~~ +85℃
452 +* Humidity:
453 +** Storage: 5 ~~ 95% (Non-Condensing)
454 +** Operating: 10 ~~ 95% (Non-Condensing)
455 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
456 +* LoRa Rx current: <9 mA
457 +
458 +== 3.4  Pin Mapping & LED ==
459 +
460 +
461 +
462 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
463 +
464 +
465 +(((
466 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
467 +)))
468 +
469 +
470 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
471 +
472 +
473 +[[image:image-20220723100027-1.png]]
474 +
475 +
476 +Open the serial port tool
477 +
478 +[[image:image-20220602161617-8.png]]
479 +
480 +[[image:image-20220602161718-9.png||height="457" width="800"]]
481 +
482 +
483 +
484 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
485 +
486 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
487 +
488 +
489 +[[image:image-20220602161935-10.png||height="498" width="800"]]
490 +
491 +
492 +
493 +(% style="color:blue" %)**3. See Uplink Command**
494 +
495 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
496 +
497 +example: AT+SENDB=01,02,8,05820802581ea0a5
498 +
499 +[[image:image-20220602162157-11.png||height="497" width="800"]]
500 +
501 +
502 +
503 +(% style="color:blue" %)**4. Check to see if TTN received the message**
504 +
505 +[[image:image-20220602162331-12.png||height="420" width="800"]]
506 +
507 +
508 +
509 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
510 +
511 +
512 +**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]]
513 +
514 +(**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]])
515 +
516 +(% style="color:red" %)**Preconditions:**
517 +
518 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
519 +
520 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
521 +
522 +
523 +
524 +(% style="color:blue" %)**Steps for usage:**
525 +
526 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
527 +
528 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
529 +
530 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
531 +
532 +
533 +
534 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
535 +
536 +
537 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
538 +
539 +
540 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
541 +
542 +[[image:image-20220723100439-2.png]]
543 +
544 +
545 +
546 +(% style="color:blue" %)**2. Install Minicom in RPi.**
547 +
548 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
549 +
550 + (% style="background-color:yellow" %)**apt update**
551 +
552 + (% style="background-color:yellow" %)**apt install minicom**
553 +
554 +
555 +Use minicom to connect to the RPI's terminal
556 +
557 +[[image:image-20220602153146-3.png||height="439" width="500"]]
558 +
559 +
560 +
561 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
562 +
563 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
564 +
565 +
566 +[[image:image-20220602154928-5.png||height="436" width="500"]]
567 +
568 +
569 +
570 +(% style="color:blue" %)**4. Send Uplink message**
571 +
572 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
573 +
574 +example: AT+SENDB=01,02,8,05820802581ea0a5
575 +
576 +
577 +[[image:image-20220602160339-6.png||height="517" width="600"]]
578 +
579 +
580 +
581 +Check to see if TTN received the message
582 +
583 +[[image:image-20220602160627-7.png||height="369" width="800"]]
584 +
585 +
586 +
587 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
588 +
589 +
590 +=== 3.8.1  DRAGINO-LA66-APP ===
591 +
592 +
593 +[[image:image-20220723102027-3.png]]
594 +
595 +
596 +
597 +==== (% style="color:blue" %)**Overview：**(%%) ====
598 +
599 +
600 +(((
601 +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.
602 +)))
603 +
604 +(((
605 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
606 +)))
607 +
608 +
609 +
610 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
611 +
612 +
613 +Requires a type-c to USB adapter
614 +
615 +[[image:image-20220723104754-4.png]]
616 +
617 +
618 +
619 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
620 +
621 +
622 +Function and page introduction
623 +
624 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
625 +
626 +
627 +1.Display LA66 USB LoRaWAN Module connection status
628 +
629 +2.Check and reconnect
630 +
631 +3.Turn send timestamps on or off
632 +
633 +4.Display LoRaWan connection status
634 +
635 +5.Check LoRaWan connection status
636 +
637 +6.The RSSI value of the node when the ACK is received
638 +
639 +7.Node's Signal Strength Icon
640 +
641 +8.Set the packet sending interval of the node in seconds
642 +
643 +9.AT command input box
644 +
645 +10.Send AT command button
646 +
647 +11.Node log box
648 +
649 +12.clear log button
650 +
651 +13.exit button
652 +
653 +
654 +LA66 USB LoRaWAN Module not connected
655 +
656 +[[image:image-20220723110520-5.png||height="903" width="677"]]
657 +
658 +
659 +
660 +Connect LA66 USB LoRaWAN Module
661 +
662 +[[image:image-20220723110626-6.png||height="906" width="680"]]
663 +
664 +
665 +
666 +=== 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 ===
667 +
668 +
669 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
670 +
671 +[[image:image-20220723134549-8.png]]
672 +
673 +
674 +
675 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
676 +
677 +Sample JSON file please go to this link to download：放置JSON文件的链接
678 +
679 +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/]]
680 +
681 +The following is the positioning effect map
682 +
683 +[[image:image-20220723144339-1.png]]
684 +
685 +
686 +
687 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
688 +
689 +
690 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
691 +
692 +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)
693 +
694 +[[image:image-20220723150132-2.png]]
695 +
696 +
697 +
698 += 4.  FAQ =
699 +
700 +
701 +== 4.1  How to Compile Source Code for LA66? ==
702 +
703 +
704 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
705 +
706 +
707 +
708 += 5.  Order Info =
709 +
710 +
711 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
712 +
713 +
322 322  (% style="color:blue" %)**XXX**(%%): The default frequency band
323 323  
324 324  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -331,8 +331,7 @@
331 331  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
332 332  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
333 333  
726 += 6.  Reference =
334 334  
335 -= 4.  Reference =
336 336  
337 -
338 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
729 +* 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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