Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 149.3 >
edited by Xiaoling
on 2022/08/17 09:29
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
... ... @@ -67,10 +67,8 @@
67 67  
68 68  
69 69  
173 +== 2.3  Specification ==
70 70  
71 -== 1.3  Specification ==
72 -
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -91,14 +91,9 @@
91 91  
92 92  
93 93  
195 +== 2.4  LED ==
94 94  
95 -== 1.4  Pin Mapping & LED ==
96 96  
97 -
98 -[[image:image-20220817085048-1.png]]
99 -
100 -
101 -
102 102  ~1. The LED lights up red when there is an upstream data packet
103 103  2. When the network is successfully connected, the green light will be on for 5 seconds
104 104  3. Purple light on when receiving downlink data packets
... ... @@ -105,7 +105,7 @@
105 105  
106 106  
107 107  
108 -== 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. ==
109 109  
110 110  
111 111  **Show connection diagram：**
... ... @@ -130,13 +130,11 @@
130 130  [[image:image-20220726135239-1.png]]
131 131  
132 132  
133 -
134 134  (% 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**
135 135  
136 136  [[image:image-20220726135356-2.png]]
137 137  
138 138  
139 -
140 140  (% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
141 141  
142 142  
... ... @@ -144,7 +144,7 @@
144 144  
145 145  
146 146  
147 -== 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. ==
148 148  
149 149  
150 150  (% style="color:blue" %)**1.  Open project**
... ... @@ -164,7 +164,7 @@
164 164  
165 165  
166 166  
167 -== 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. ==
168 168  
169 169  
170 170  (% style="color:blue" %)**1.  Open project**
... ... @@ -192,10 +192,10 @@
192 192  
193 193  
194 194  
195 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
289 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
196 196  
197 197  
198 -=== 1.8.1  Items needed for update ===
292 +=== 2.8.1  Items needed for update ===
199 199  
200 200  
201 201  1. LA66 LoRaWAN Shield
... ... @@ -205,10 +205,9 @@
205 205  [[image:image-20220602100052-2.png||height="385" width="600"]]
206 206  
207 207  
302 +=== 2.8.2  Connection ===
208 208  
209 -=== 1.8.2  Connection ===
210 210  
211 -
212 212  [[image:image-20220602101311-3.png||height="276" width="600"]]
213 213  
214 214  
... ... @@ -231,11 +231,9 @@
231 231  [[image:image-20220602102240-4.png||height="304" width="600"]]
232 232  
233 233  
327 +=== 2.8.3  Upgrade steps ===
234 234  
235 -=== 1.8.3  Upgrade steps ===
236 236  
237 -
238 -
239 239  ==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
240 240  
241 241  
... ... @@ -246,11 +246,10 @@
246 246  ==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
247 247  
248 248  
249 -[[image:image-20220817085447-1.png]]
340 +[[image:image-20220602104701-12.png||height="285" width="600"]]
250 250  
251 251  
252 252  
253 -
254 254  ==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
255 255  
256 256  
... ... @@ -310,22 +310,315 @@
310 310  
311 311  
312 312  
313 -= 2.  FAQ =
403 += 3.  LA66 USB LoRaWAN Adapter =
314 314  
315 315  
316 -== 2.1  How to Compile Source Code for LA66? ==
406 +== 3.1  Overview ==
317 317  
318 318  
319 -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"]]
320 320  
321 321  
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 +)))
322 322  
323 -= 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 +)))
324 324  
420 +(((
421 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
422 +)))
325 325  
326 -**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 +)))
327 327  
428 +(((
429 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
430 +)))
328 328  
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 +
329 329  (% style="color:blue" %)**XXX**(%%): The default frequency band
330 330  
331 331  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -340,9 +340,8 @@
340 340  
341 341  
342 342  
343 -= 4.  Reference =
344 344  
727 += 5.  Reference =
345 345  
346 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
347 347  
348 -
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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