Last modified by Xiaoling on 2023/09/19 09:20
<
From version < 161.1 >
edited by Xiaoling
on 2023/06/05 15:20
To version < 143.1 >
edited by Edwin Chen
on 2022/08/13 18:32
>
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Title
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1 -LA66 LoRaWAN Module User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -8,6 +8,7 @@
8 8  
9 9  = 1.  LA66 LoRaWAN Module =
10 10  
11 +
11 11  == 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 13  
... ... @@ -48,10 +48,11 @@
48 48  )))
49 49  
50 50  
52 +
51 51  == 1.2  Features ==
52 52  
53 53  
54 -* Support LoRaWAN v1.0.3 protocol
56 +* Support LoRaWAN v1.0.4 protocol
55 55  * Support peer-to-peer protocol
56 56  * TCXO crystal to ensure RF performance on low temperature
57 57  * SMD Antenna pad and i-pex antenna connector
... ... @@ -87,20 +87,22 @@
87 87  == 1.4  AT Command ==
88 88  
89 89  
90 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in[[ AT Command documents>>https://www.dropbox.com/sh/wtq43za8sykpgta/AABAEE02uEAsRU-JV7bzEhMba?dl=0]].
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.
91 91  
92 92  
95 +
93 93  == 1.5  Dimension ==
94 94  
95 -
96 96  [[image:image-20220718094750-3.png]]
97 97  
98 98  
101 +
99 99  == 1.6  Pin Mapping ==
100 100  
101 101  [[image:image-20220720111850-1.png]]
102 102  
103 103  
107 +
104 104  == 1.7  Land Pattern ==
105 105  
106 106  
... ... @@ -107,83 +107,642 @@
107 107  [[image:image-20220517072821-2.png]]
108 108  
109 109  
110 -= 2.  FAQ =
111 111  
112 -== 2.1  Where to find examples of how to use LA66? ==
115 += 2.  LA66 LoRaWAN Shield =
113 113  
114 114  
115 -(% class="wikigeneratedid" %)
116 -Below products are made by LA66. User can use their examples as reference:
118 +== 2.1  Overview ==
117 117  
118 -* [[LA66 Shield for Arduino>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.WebHome]]
119 -* [[LA66 USB Adapter>>doc:Main.User Manual for LoRaWAN End Nodes.LA66 USB LoRaWAN Adapter User Manual.WebHome]]
120 120  
121 +(((
122 +[[image:image-20220715000826-2.png||height="145" width="220"]]
123 +)))
121 121  
122 -== 2.2  How to Compile Source Code for LA66? ==
125 +(((
126 +
127 +)))
123 123  
129 +(((
130 +(% 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.
131 +)))
124 124  
125 -Compile and Upload Code to ASR6601 Platform：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
133 +(((
134 +(((
135 +(% 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.
136 +)))
137 +)))
126 126  
139 +(((
140 +(((
141 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
142 +)))
143 +)))
127 127  
128 -== 2.3  Can i use LA66 module's internal I/O without external MCU, So to save product cost? ==
145 +(((
146 +(((
147 +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.
148 +)))
149 +)))
129 129  
151 +(((
152 +(((
153 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
154 +)))
155 +)))
130 130  
131 -Yes, this is possible, user can refer[[ the source code from ASR >>https://github.com/asrlora/asr_lora_6601/tree/master/projects/ASR6601SE-EVAL/examples/lora]]to get examples for how to its I/O Interfaces.
132 132  
133 133  
134 -== 2.4  Where to find Peer-to-Peer firmware of LA66? ==
159 +== 2.2  Features ==
135 135  
136 136  
137 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Shield User Manual.Instruction for LA66 Peer to Peer firmware.WebHome]]
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
138 138  
139 139  
140 -== 2.5 How can i use J-LInk to debug LA66? ==
174 +== 2.3  Specification ==
141 141  
142 142  
177 +* CPU: 32-bit 48 MHz
178 +* Flash: 256KB
179 +* RAM: 64KB
180 +* Input Power Range: 1.8v ~~ 3.7v
181 +* Power Consumption: < 4uA.
182 +* Frequency Range: 150 MHz ~~ 960 MHz
183 +* Maximum Power +22 dBm constant RF output
184 +* High sensitivity: -148 dBm
185 +* Temperature:
186 +** Storage: -55 ~~ +125℃
187 +** Operating: -40 ~~ +85℃
188 +* Humidity:
189 +** Storage: 5 ~~ 95% (Non-Condensing)
190 +** Operating: 10 ~~ 95% (Non-Condensing)
191 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
192 +* LoRa Rx current: <9 mA
193 +* I/O Voltage: 3.3v
143 143  
144 -= 3.  Order Info =
145 145  
196 +== 2.4  LED ==
146 146  
147 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**
148 148  
149 -(% style="color:blue" %)**XXX**(%%): The default frequency band
199 +~1. The LED lights up red when there is an upstream data packet
200 +2. When the network is successfully connected, the green light will be on for 5 seconds
201 +3. Purple light on when receiving downlink data packets
150 150  
151 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
152 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
153 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
154 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
155 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
156 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
157 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
158 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
159 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
160 160  
161 161  
162 -= 4.  FCC Statement =
205 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
163 163  
164 164  
165 -(% style="color:red" %)**FCC Caution:**
208 +**Show connection diagram：**
166 166  
167 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
168 168  
169 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
211 +[[image:image-20220723170210-2.png||height="908" width="681"]]
170 170  
171 171  
172 -(% style="color:red" %)**IMPORTANT NOTE: **
173 173  
174 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
215 +(% style="color:blue" %)**1.  open Arduino IDE**
175 175  
176 -—Reorient or relocate the receiving antenna.
177 177  
178 -—Increase the separation between the equipment and receiver.
218 +[[image:image-20220723170545-4.png]]
179 179  
180 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
181 181  
182 -—Consult the dealer or an experienced radio/TV technician for help.
183 183  
222 +(% style="color:blue" %)**2.  Open project**
184 184  
185 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
186 186  
187 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
225 +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]]
188 188  
189 -
227 +[[image:image-20220726135239-1.png]]
228 +
229 +
230 +(% 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**
231 +
232 +[[image:image-20220726135356-2.png]]
233 +
234 +
235 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
236 +
237 +
238 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
239 +
240 +
241 +
242 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
243 +
244 +
245 +(% style="color:blue" %)**1.  Open project**
246 +
247 +
248 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
249 +
250 +
251 +[[image:image-20220723172502-8.png]]
252 +
253 +
254 +
255 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
256 +
257 +
258 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
259 +
260 +
261 +
262 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
263 +
264 +
265 +(% style="color:blue" %)**1.  Open project**
266 +
267 +
268 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
269 +
270 +
271 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
272 +
273 +
274 +
275 +(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
276 +
277 +
278 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
279 +
280 +
281 +
282 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
283 +
284 +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/]]
285 +
286 +[[image:image-20220723175700-12.png||height="602" width="995"]]
287 +
288 +
289 +
290 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
291 +
292 +
293 +=== 2.8.1  Items needed for update ===
294 +
295 +
296 +1. LA66 LoRaWAN Shield
297 +1. Arduino
298 +1. USB TO TTL Adapter
299 +
300 +[[image:image-20220602100052-2.png||height="385" width="600"]]
301 +
302 +
303 +
304 +=== 2.8.2  Connection ===
305 +
306 +
307 +[[image:image-20220602101311-3.png||height="276" width="600"]]
308 +
309 +
310 +(((
311 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
312 +)))
313 +
314 +(((
315 +(% style="background-color:yellow" %)**GND  <-> GND
316 +TXD  <->  TXD
317 +RXD  <->  RXD**
318 +)))
319 +
320 +
321 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
322 +
323 +Connect USB TTL Adapter to PC after connecting the wires
324 +
325 +
326 +[[image:image-20220602102240-4.png||height="304" width="600"]]
327 +
328 +
329 +
330 +=== 2.8.3  Upgrade steps ===
331 +
332 +
333 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
334 +
335 +
336 +[[image:image-20220602102824-5.png||height="306" width="600"]]
337 +
338 +
339 +
340 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
341 +
342 +
343 +[[image:image-20220602104701-12.png||height="285" width="600"]]
344 +
345 +
346 +
347 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
348 +
349 +
350 +(((
351 +(% style="color:blue" %)**1. Software download link:  [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/>>https://www.dragino.com/downloads/index.php?dir=LSN50-LoRaST/Utility/LSN50N/]]**
352 +)))
353 +
354 +
355 +[[image:image-20220602103227-6.png]]
356 +
357 +
358 +[[image:image-20220602103357-7.png]]
359 +
360 +
361 +
362 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
363 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
364 +
365 +
366 +[[image:image-20220602103844-8.png]]
367 +
368 +
369 +
370 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
371 +(% style="color:blue" %)**3. Select the bin file to burn**
372 +
373 +
374 +[[image:image-20220602104144-9.png]]
375 +
376 +
377 +[[image:image-20220602104251-10.png]]
378 +
379 +
380 +[[image:image-20220602104402-11.png]]
381 +
382 +
383 +
384 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
385 +(% style="color:blue" %)**4. Click to start the download**
386 +
387 +[[image:image-20220602104923-13.png]]
388 +
389 +
390 +
391 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
392 +(% style="color:blue" %)**5. Check update process**
393 +
394 +
395 +[[image:image-20220602104948-14.png]]
396 +
397 +
398 +
399 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
400 +(% style="color:blue" %)**The following picture shows that the burning is successful**
401 +
402 +[[image:image-20220602105251-15.png]]
403 +
404 +
405 +
406 += 3.  LA66 USB LoRaWAN Adapter =
407 +
408 +
409 +== 3.1  Overview ==
410 +
411 +
412 +[[image:image-20220715001142-3.png||height="145" width="220"]]
413 +
414 +
415 +(((
416 +(% 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.
417 +)))
418 +
419 +(((
420 +(% 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.
421 +)))
422 +
423 +(((
424 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
425 +)))
426 +
427 +(((
428 +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.
429 +)))
430 +
431 +(((
432 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
433 +)))
434 +
435 +
436 +
437 +== 3.2  Features ==
438 +
439 +
440 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
441 +* Ultra-long RF range
442 +* Support LoRaWAN v1.0.4 protocol
443 +* Support peer-to-peer protocol
444 +* TCXO crystal to ensure RF performance on low temperature
445 +* Spring RF antenna
446 +* Available in different frequency LoRaWAN frequency bands.
447 +* World-wide unique OTAA keys.
448 +* AT Command via UART-TTL interface
449 +* Firmware upgradable via UART interface
450 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
451 +
452 +
453 +== 3.3  Specification ==
454 +
455 +
456 +* CPU: 32-bit 48 MHz
457 +* Flash: 256KB
458 +* RAM: 64KB
459 +* Input Power Range: 5v
460 +* Frequency Range: 150 MHz ~~ 960 MHz
461 +* Maximum Power +22 dBm constant RF output
462 +* High sensitivity: -148 dBm
463 +* Temperature:
464 +** Storage: -55 ~~ +125℃
465 +** Operating: -40 ~~ +85℃
466 +* Humidity:
467 +** Storage: 5 ~~ 95% (Non-Condensing)
468 +** Operating: 10 ~~ 95% (Non-Condensing)
469 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
470 +* LoRa Rx current: <9 mA
471 +
472 +
473 +== 3.4  Pin Mapping & LED ==
474 +
475 +[[image:image-20220813183239-3.png||height="526" width="662"]]
476 +
477 +
478 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
479 +
480 +
481 +(((
482 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
483 +)))
484 +
485 +
486 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
487 +
488 +
489 +[[image:image-20220723100027-1.png]]
490 +
491 +
492 +Open the serial port tool
493 +
494 +[[image:image-20220602161617-8.png]]
495 +
496 +[[image:image-20220602161718-9.png||height="457" width="800"]]
497 +
498 +
499 +
500 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
501 +
502 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
503 +
504 +
505 +[[image:image-20220602161935-10.png||height="498" width="800"]]
506 +
507 +
508 +
509 +(% style="color:blue" %)**3. See Uplink Command**
510 +
511 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
512 +
513 +example: AT+SENDB=01,02,8,05820802581ea0a5
514 +
515 +[[image:image-20220602162157-11.png||height="497" width="800"]]
516 +
517 +
518 +
519 +(% style="color:blue" %)**4. Check to see if TTN received the message**
520 +
521 +[[image:image-20220602162331-12.png||height="420" width="800"]]
522 +
523 +
524 +
525 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
526 +
527 +
528 +**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]]
529 +
530 +(**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]])
531 +
532 +(% style="color:red" %)**Preconditions:**
533 +
534 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
535 +
536 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
537 +
538 +
539 +
540 +(% style="color:blue" %)**Steps for usage:**
541 +
542 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
543 +
544 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
545 +
546 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
547 +
548 +
549 +
550 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
551 +
552 +
553 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
554 +
555 +
556 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
557 +
558 +[[image:image-20220723100439-2.png]]
559 +
560 +
561 +
562 +(% style="color:blue" %)**2. Install Minicom in RPi.**
563 +
564 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
565 +
566 + (% style="background-color:yellow" %)**apt update**
567 +
568 + (% style="background-color:yellow" %)**apt install minicom**
569 +
570 +
571 +Use minicom to connect to the RPI's terminal
572 +
573 +[[image:image-20220602153146-3.png||height="439" width="500"]]
574 +
575 +
576 +
577 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
578 +
579 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
580 +
581 +
582 +[[image:image-20220602154928-5.png||height="436" width="500"]]
583 +
584 +
585 +
586 +(% style="color:blue" %)**4. Send Uplink message**
587 +
588 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
589 +
590 +example: AT+SENDB=01,02,8,05820802581ea0a5
591 +
592 +
593 +[[image:image-20220602160339-6.png||height="517" width="600"]]
594 +
595 +
596 +
597 +Check to see if TTN received the message
598 +
599 +[[image:image-20220602160627-7.png||height="369" width="800"]]
600 +
601 +
602 +
603 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and mobile APP ==
604 +
605 +
606 +=== 3.8.1  Hardware and Software Connection ===
607 +
608 +
609 +==== (% style="color:blue" %)**Overview：**(%%) ====
610 +
611 +
612 +(((
613 +DRAGINO-LA66-APP is an Open Source mobile APP for LA66 USB LoRaWAN Adapter. DRAGINO-LA66-APP has below features:
614 +
615 +* Send real-time location information of mobile phone to LoRaWAN network.
616 +* Check LoRaWAN network signal strengh.
617 +* Manually send messages to LoRaWAN network.
618 +)))
619 +
620 +
621 +
622 +==== (% style="color:blue" %)**Hardware Connection:**(%%) ====
623 +
624 +A USB to Type-C adapter is needed to connect to a Mobile phone.
625 +
626 +Note: The package of LA66 USB adapter already includes this USB Type-C adapter.
627 +
628 +[[image:image-20220813174353-2.png||height="360" width="313"]]
629 +
630 +
631 +==== (% style="color:blue" %)**Download and Install App:**(%%) ====
632 +
633 +[[(% id="cke_bm_895007S" style="display:none" %)** **(%%)**Download Link for Android apk **>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]].  (Android Version Only)
634 +
635 +[[image:image-20220813173738-1.png]]
636 +
637 +
638 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
639 +
640 +Function and page introduction
641 +
642 +[[image:image-20220723113448-7.png||height="995" width="450"]]
643 +
644 +**Block Explain:**
645 +
646 +1.  Display LA66 USB LoRaWAN Module connection status
647 +
648 +2.  Check and reconnect
649 +
650 +3.  Turn send timestamps on or off
651 +
652 +4.  Display LoRaWan connection status
653 +
654 +5.  Check LoRaWan connection status
655 +
656 +6.  The RSSI value of the node when the ACK is received
657 +
658 +7.  Node's Signal Strength Icon
659 +
660 +8.  Configure Location Uplink Interval
661 +
662 +9.  AT command input box
663 +
664 +10.  Send Button:  Send input box info to LA66 USB Adapter
665 +
666 +11.  Output Log from LA66 USB adapter
667 +
668 +12.  clear log button
669 +
670 +13.  exit button
671 +
672 +
673 +LA66 USB LoRaWAN Module not connected
674 +
675 +[[image:image-20220723110520-5.png||height="677" width="508"]]
676 +
677 +
678 +
679 +Connect LA66 USB LoRaWAN Module
680 +
681 +[[image:image-20220723110626-6.png||height="681" width="511"]]
682 +
683 +
684 +
685 +=== 3.8.2 Send data to TTNv3 and plot location info in Node-Red ===
686 +
687 +
688 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
689 +
690 +[[image:image-20220723134549-8.png]]
691 +
692 +
693 +
694 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
695 +
696 +Sample JSON file please go to **[[this link>>https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]]** to download.
697 +
698 +For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
699 +
700 +After see LoRaWAN Online, walk around and the APP will keep sending location info to LoRaWAN server and then to the Node Red.
701 +
702 +
703 +Example output in NodeRed is as below:
704 +
705 +[[image:image-20220723144339-1.png]]
706 +
707 +
708 +
709 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
710 +
711 +
712 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
713 +
714 +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)
715 +
716 +[[image:image-20220723150132-2.png]]
717 +
718 +
719 +
720 += 4.  FAQ =
721 +
722 +
723 +== 4.1  How to Compile Source Code for LA66? ==
724 +
725 +
726 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Compile and Upload Code to ASR6601 Platform]]
727 +
728 +
729 +
730 += 5.  Order Info =
731 +
732 +
733 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
734 +
735 +
736 +(% style="color:blue" %)**XXX**(%%): The default frequency band
737 +
738 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
739 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
740 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
741 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
742 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
743 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
744 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
745 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
746 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
747 +
748 +
749 += 6.  Reference =
750 +
751 +
752 +* 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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