Last modified by Xiaoling on 2023/05/26 14:19
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From version < 146.7 >
edited by Xiaoling
on 2022/08/16 14:19
To version < 134.12 >
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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 +
66 +
67 +
68 +== 1.3  Specification ==
69 +
70 +* CPU: 32-bit 48 MHz
71 +* Flash: 256KB
72 +* RAM: 64KB
73 +* Input Power Range: 1.8v ~~ 3.7v
74 +* Power Consumption: < 4uA.
75 +* Frequency Range: 150 MHz ~~ 960 MHz
76 +* Maximum Power +22 dBm constant RF output
77 +* High sensitivity: -148 dBm
78 +* Temperature:
79 +** Storage: -55 ~~ +125℃
80 +** Operating: -40 ~~ +85℃
81 +* Humidity:
82 +** Storage: 5 ~~ 95% (Non-Condensing)
83 +** Operating: 10 ~~ 95% (Non-Condensing)
84 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
85 +* LoRa Rx current: <9 mA
86 +* I/O Voltage: 3.3v
87 +
88 +
89 +
90 +
91 +== 1.4  AT Command ==
92 +
93 +
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
95 +
96 +
97 +
98 +== 1.5  Dimension ==
99 +
100 +[[image:image-20220718094750-3.png]]
101 +
102 +
103 +
104 +== 1.6  Pin Mapping ==
105 +
106 +[[image:image-20220720111850-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
122 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,9 +51,8 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
160 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 58  * Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
... ... @@ -68,9 +68,8 @@
68 68  
69 69  
70 70  
71 -== 1.3  Specification ==
176 +== 2.3  Specification ==
72 72  
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -92,11 +92,9 @@
92 92  
93 93  
94 94  
95 -== 1.4  Pin Mapping & LED ==
199 +== 2.4  LED ==
96 96  
97 97  
98 -[[image:image-20220814101457-1.png||height="553" width="761"]]
99 -
100 100  ~1. The LED lights up red when there is an upstream data packet
101 101  2. When the network is successfully connected, the green light will be on for 5 seconds
102 102  3. Purple light on when receiving downlink data packets
... ... @@ -103,7 +103,7 @@
103 103  
104 104  
105 105  
106 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
208 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
107 107  
108 108  
109 109  **Show connection diagram：**
... ... @@ -125,12 +125,10 @@
125 125  
126 126  LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
127 127  
128 -[[image:image-20220726135239-1.png]]
129 129  
130 130  
131 131  (% style="color:blue" %)**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**
132 132  
133 -[[image:image-20220726135356-2.png]]
134 134  
135 135  
136 136  (% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
... ... @@ -140,7 +140,7 @@
140 140  
141 141  
142 142  
143 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
243 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
144 144  
145 145  
146 146  (% style="color:blue" %)**1.  Open project**
... ... @@ -160,7 +160,7 @@
160 160  
161 161  
162 162  
163 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
263 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
164 164  
165 165  
166 166  (% style="color:blue" %)**1.  Open project**
... ... @@ -188,10 +188,10 @@
188 188  
189 189  
190 190  
191 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
291 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
192 192  
193 193  
194 -=== 1.8.1  Items needed for update ===
294 +=== 2.8.1  Items needed for update ===
195 195  
196 196  
197 197  1. LA66 LoRaWAN Shield
... ... @@ -201,10 +201,9 @@
201 201  [[image:image-20220602100052-2.png||height="385" width="600"]]
202 202  
203 203  
304 +=== 2.8.2  Connection ===
204 204  
205 -=== 1.8.2  Connection ===
206 206  
207 -
208 208  [[image:image-20220602101311-3.png||height="276" width="600"]]
209 209  
210 210  
... ... @@ -227,7 +227,6 @@
227 227  [[image:image-20220602102240-4.png||height="304" width="600"]]
228 228  
229 229  
230 -
231 231  === 2.8.3  Upgrade steps ===
232 232  
233 233  
... ... @@ -304,22 +304,317 @@
304 304  
305 305  
306 306  
307 -= 2.  FAQ =
405 += 3.  LA66 USB LoRaWAN Adapter =
308 308  
309 309  
310 -== 2.1  How to Compile Source Code for LA66? ==
408 +== 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]]
411 +[[image:image-20220715001142-3.png||height="145" width="220"]]
314 314  
315 315  
414 +(((
415 +(% 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.
416 +)))
316 316  
317 -= 3.  Order Info =
418 +(((
419 +(% 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.
420 +)))
318 318  
422 +(((
423 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
424 +)))
319 319  
320 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
426 +(((
427 +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.
428 +)))
321 321  
430 +(((
431 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
432 +)))
322 322  
434 +
435 +
436 +== 3.2  Features ==
437 +
438 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
439 +* Ultra-long RF range
440 +* Support LoRaWAN v1.0.4 protocol
441 +* Support peer-to-peer protocol
442 +* TCXO crystal to ensure RF performance on low temperature
443 +* Spring RF antenna
444 +* Available in different frequency LoRaWAN frequency bands.
445 +* World-wide unique OTAA keys.
446 +* AT Command via UART-TTL interface
447 +* Firmware upgradable via UART interface
448 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
449 +
450 +
451 +== 3.3  Specification ==
452 +
453 +* CPU: 32-bit 48 MHz
454 +* Flash: 256KB
455 +* RAM: 64KB
456 +* Input Power Range: 5v
457 +* Frequency Range: 150 MHz ~~ 960 MHz
458 +* Maximum Power +22 dBm constant RF output
459 +* High sensitivity: -148 dBm
460 +* Temperature:
461 +** Storage: -55 ~~ +125℃
462 +** Operating: -40 ~~ +85℃
463 +* Humidity:
464 +** Storage: 5 ~~ 95% (Non-Condensing)
465 +** Operating: 10 ~~ 95% (Non-Condensing)
466 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
467 +* LoRa Rx current: <9 mA
468 +
469 +
470 +== 3.4  Pin Mapping & LED ==
471 +
472 +
473 +
474 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
475 +
476 +
477 +(((
478 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 +)))
480 +
481 +
482 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
483 +
484 +
485 +[[image:image-20220723100027-1.png]]
486 +
487 +
488 +Open the serial port tool
489 +
490 +[[image:image-20220602161617-8.png]]
491 +
492 +[[image:image-20220602161718-9.png||height="457" width="800"]]
493 +
494 +
495 +
496 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
497 +
498 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
499 +
500 +
501 +[[image:image-20220602161935-10.png||height="498" width="800"]]
502 +
503 +
504 +
505 +(% style="color:blue" %)**3. See Uplink Command**
506 +
507 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
508 +
509 +example: AT+SENDB=01,02,8,05820802581ea0a5
510 +
511 +[[image:image-20220602162157-11.png||height="497" width="800"]]
512 +
513 +
514 +
515 +(% style="color:blue" %)**4. Check to see if TTN received the message**
516 +
517 +[[image:image-20220602162331-12.png||height="420" width="800"]]
518 +
519 +
520 +
521 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
522 +
523 +
524 +**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]]
525 +
526 +(**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]])
527 +
528 +(% style="color:red" %)**Preconditions:**
529 +
530 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
531 +
532 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
533 +
534 +
535 +
536 +(% style="color:blue" %)**Steps for usage:**
537 +
538 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
539 +
540 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
541 +
542 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
543 +
544 +
545 +
546 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
547 +
548 +
549 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
550 +
551 +
552 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
553 +
554 +[[image:image-20220723100439-2.png]]
555 +
556 +
557 +
558 +(% style="color:blue" %)**2. Install Minicom in RPi.**
559 +
560 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
561 +
562 + (% style="background-color:yellow" %)**apt update**
563 +
564 + (% style="background-color:yellow" %)**apt install minicom**
565 +
566 +
567 +Use minicom to connect to the RPI's terminal
568 +
569 +[[image:image-20220602153146-3.png||height="439" width="500"]]
570 +
571 +
572 +
573 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
574 +
575 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
576 +
577 +
578 +[[image:image-20220602154928-5.png||height="436" width="500"]]
579 +
580 +
581 +
582 +(% style="color:blue" %)**4. Send Uplink message**
583 +
584 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
585 +
586 +example: AT+SENDB=01,02,8,05820802581ea0a5
587 +
588 +
589 +[[image:image-20220602160339-6.png||height="517" width="600"]]
590 +
591 +
592 +
593 +Check to see if TTN received the message
594 +
595 +[[image:image-20220602160627-7.png||height="369" width="800"]]
596 +
597 +
598 +
599 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
600 +
601 +
602 +=== 3.8.1  DRAGINO-LA66-APP ===
603 +
604 +
605 +[[image:image-20220723102027-3.png]]
606 +
607 +
608 +
609 +==== (% style="color:blue" %)**Overview：**(%%) ====
610 +
611 +
612 +(((
613 +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.
614 +)))
615 +
616 +(((
617 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
618 +)))
619 +
620 +
621 +
622 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
623 +
624 +
625 +Requires a type-c to USB adapter
626 +
627 +[[image:image-20220723104754-4.png]]
628 +
629 +
630 +
631 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
632 +
633 +
634 +Function and page introduction
635 +
636 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
637 +
638 +
639 +1.Display LA66 USB LoRaWAN Module connection status
640 +
641 +2.Check and reconnect
642 +
643 +3.Turn send timestamps on or off
644 +
645 +4.Display LoRaWan connection status
646 +
647 +5.Check LoRaWan connection status
648 +
649 +6.The RSSI value of the node when the ACK is received
650 +
651 +7.Node's Signal Strength Icon
652 +
653 +8.Set the packet sending interval of the node in seconds
654 +
655 +9.AT command input box
656 +
657 +10.Send AT command button
658 +
659 +11.Node log box
660 +
661 +12.clear log button
662 +
663 +13.exit button
664 +
665 +
666 +LA66 USB LoRaWAN Module not connected
667 +
668 +[[image:image-20220723110520-5.png||height="903" width="677"]]
669 +
670 +
671 +
672 +Connect LA66 USB LoRaWAN Module
673 +
674 +[[image:image-20220723110626-6.png||height="906" width="680"]]
675 +
676 +
677 +
678 +=== 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 ===
679 +
680 +
681 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
682 +
683 +[[image:image-20220723134549-8.png]]
684 +
685 +
686 +
687 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
688 +
689 +Sample JSON file please go to this link to download：放置JSON文件的链接
690 +
691 +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/]]
692 +
693 +The following is the positioning effect map
694 +
695 +[[image:image-20220723144339-1.png]]
696 +
697 +
698 +
699 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
700 +
701 +
702 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
703 +
704 +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)
705 +
706 +[[image:image-20220723150132-2.png]]
707 +
708 +
709 +
710 += 4.  Order Info =
711 +
712 +
713 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
714 +
715 +
323 323  (% style="color:blue" %)**XXX**(%%): The default frequency band
324 324  
325 325  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -335,7 +335,8 @@
335 335  
336 336  
337 337  
338 -= 4.  Reference =
339 339  
732 += 5.  Reference =
340 340  
341 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
734 +
735 +* 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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