Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 134.7 >
edited by Xiaoling
on 2022/07/26 10:44
To version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
>
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
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1 -
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 -
20 -(((
21 -
22 -)))
23 -
24 -(((
25 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 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 -)))
11 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
34 34  
35 -(((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
39 39  
40 -(((
41 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 44  
45 -(((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 50  
51 51  
20 +== Features ==
52 52  
53 -== 1.2  Features ==
54 -
55 55  * Support LoRaWAN v1.0.4 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -63,7 +63,7 @@
63 63  * Ultra-long RF range
64 64  
65 65  
66 -== 1.3  Specification ==
33 +== Specification ==
67 67  
68 68  * CPU: 32-bit 48 MHz
69 69  * Flash: 256KB
... ... @@ -83,78 +83,52 @@
83 83  * LoRa Rx current: <9 mA
84 84  * I/O Voltage: 3.3v
85 85  
53 +== AT Command ==
86 86  
87 -== 1.4  AT Command ==
88 -
89 -
90 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.
91 91  
92 92  
58 +== Dimension ==
93 93  
94 -== 1.5  Dimension ==
60 +[[image:image-20220517072526-1.png]]
95 95  
96 -[[image:image-20220718094750-3.png]]
97 97  
63 +== Pin Mapping ==
98 98  
65 +[[image:image-20220523101537-1.png]]
99 99  
100 -== 1.6  Pin Mapping ==
67 +== Land Pattern ==
101 101  
102 -[[image:image-20220720111850-1.png]]
103 -
104 -
105 -
106 -== 1.7  Land Pattern ==
107 -
108 108  [[image:image-20220517072821-2.png]]
109 109  
110 110  
72 +== Part Number ==
111 111  
112 -= 2.  LA66 LoRaWAN Shield =
74 +Part Number: **LA66-XXX**
113 113  
76 +**XX**: The default frequency band
114 114  
115 -== 2.1  Overview ==
78 +* **AS923**: LoRaWAN AS923 band
79 +* **AU915**: LoRaWAN AU915 band
80 +* **EU433**: LoRaWAN EU433 band
81 +* **EU868**: LoRaWAN EU868 band
82 +* **KR920**: LoRaWAN KR920 band
83 +* **US915**: LoRaWAN US915 band
84 +* **IN865**: LoRaWAN IN865 band
85 +* **CN470**: LoRaWAN CN470 band
86 +* **PP**: Peer to Peer LoRa Protocol
116 116  
117 117  
118 -(((
119 -[[image:image-20220715000826-2.png||height="145" width="220"]]
120 -)))
121 121  
122 -(((
123 -
124 -)))
90 += LA66 LoRaWAN Shield =
125 125  
126 -(((
127 -(% 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.
128 -)))
92 +== Overview ==
129 129  
130 -(((
131 -(((
132 -(% 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.
133 -)))
134 -)))
94 +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.
135 135  
136 -(((
137 -(((
138 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 -)))
140 -)))
141 141  
142 -(((
143 -(((
144 -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.
145 -)))
146 -)))
97 +== Features ==
147 147  
148 -(((
149 -(((
150 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 -)))
152 -)))
153 -
154 -
155 -
156 -== 2.2  Features ==
157 -
158 158  * Arduino Shield base on LA66 LoRaWAN module
159 159  * Support LoRaWAN v1.0.4 protocol
160 160  * Support peer-to-peer protocol
... ... @@ -167,7 +167,7 @@
167 167  * Ultra-long RF range
168 168  
169 169  
170 -== 2.3  Specification ==
111 +== Specification ==
171 171  
172 172  * CPU: 32-bit 48 MHz
173 173  * Flash: 256KB
... ... @@ -188,529 +188,182 @@
188 188  * I/O Voltage: 3.3v
189 189  
190 190  
191 -== 2.4  LED ==
132 +== Pin Mapping & LED ==
192 192  
134 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
193 193  
194 -~1. The LED lights up red when there is an upstream data packet
195 -2. When the network is successfully connected, the green light will be on for 5 seconds
196 -3. Purple light on when receiving downlink data packets
136 +== Example: Join TTN network and send an uplink message, get downlink message. ==
197 197  
138 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
198 198  
140 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
199 199  
200 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
142 +=== what needs to be used ===
201 201  
144 +1.LA66 LoRaWAN Shield that needs to be upgraded
202 202  
203 -**Show connection diagram：**
146 +2.Arduino
204 204  
148 +3.USB TO TTL
205 205  
206 -[[image:image-20220723170210-2.png||height="908" width="681"]]
150 +[[image:image-20220602100052-2.png]]
207 207  
152 +=== Wiring Schematic ===
208 208  
154 +[[image:image-20220602101311-3.png]]
209 209  
210 -(% style="color:blue" %)**1.  open Arduino IDE**
156 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
211 211  
158 +GND  >>>>>>>>>>>>GND
212 212  
213 -[[image:image-20220723170545-4.png]]
160 +TXD  >>>>>>>>>>>>TXD
214 214  
162 +RXD  >>>>>>>>>>>>RXD
215 215  
164 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
216 216  
217 -(% style="color:blue" %)**2.  Open project**
166 +Connect to the PC after connecting the wires
218 218  
168 +[[image:image-20220602102240-4.png]]
219 219  
220 -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]]
170 +=== Upgrade steps ===
221 221  
172 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
222 222  
174 +[[image:image-20220602102824-5.png]]
223 223  
224 -(% 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**
176 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
225 225  
178 +[[image:image-20220602104701-12.png]]
226 226  
180 +==== Open the upgrade application software ====
227 227  
228 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
182 +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/]]
229 229  
230 -
231 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
232 -
233 -
234 -
235 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
236 -
237 -
238 -(% style="color:blue" %)**1.  Open project**
239 -
240 -
241 -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]]
242 -
243 -
244 -[[image:image-20220723172502-8.png]]
245 -
246 -
247 -
248 -(% 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**
249 -
250 -
251 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
252 -
253 -
254 -
255 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
256 -
257 -
258 -(% style="color:blue" %)**1.  Open project**
259 -
260 -
261 -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]]
262 -
263 -
264 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
265 -
266 -
267 -
268 -(% 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**
269 -
270 -
271 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
272 -
273 -
274 -
275 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
276 -
277 -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/]]
278 -
279 -[[image:image-20220723175700-12.png||height="602" width="995"]]
280 -
281 -
282 -
283 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
284 -
285 -
286 -=== 2.8.1  Items needed for update ===
287 -
288 -
289 -1. LA66 LoRaWAN Shield
290 -1. Arduino
291 -1. USB TO TTL Adapter
292 -
293 -[[image:image-20220602100052-2.png||height="385" width="600"]]
294 -
295 -
296 -=== 2.8.2  Connection ===
297 -
298 -
299 -[[image:image-20220602101311-3.png||height="276" width="600"]]
300 -
301 -
302 -(((
303 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
304 -)))
305 -
306 -(((
307 -(% style="background-color:yellow" %)**GND  <-> GND
308 -TXD  <->  TXD
309 -RXD  <->  RXD**
310 -)))
311 -
312 -
313 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
314 -
315 -Connect USB TTL Adapter to PC after connecting the wires
316 -
317 -
318 -[[image:image-20220602102240-4.png||height="304" width="600"]]
319 -
320 -
321 -=== 2.8.3  Upgrade steps ===
322 -
323 -
324 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
325 -
326 -
327 -[[image:image-20220602102824-5.png||height="306" width="600"]]
328 -
329 -
330 -
331 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
332 -
333 -
334 -[[image:image-20220602104701-12.png||height="285" width="600"]]
335 -
336 -
337 -
338 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
339 -
340 -
341 -(((
342 -(% 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/]]**
343 -)))
344 -
345 -
346 346  [[image:image-20220602103227-6.png]]
347 347  
348 -
349 349  [[image:image-20220602103357-7.png]]
350 350  
188 +===== Select the COM port corresponding to USB TTL =====
351 351  
352 -
353 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
354 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
355 -
356 -
357 357  [[image:image-20220602103844-8.png]]
358 358  
192 +===== Select the bin file to burn =====
359 359  
360 -
361 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
362 -(% style="color:blue" %)**3. Select the bin file to burn**
363 -
364 -
365 365  [[image:image-20220602104144-9.png]]
366 366  
367 -
368 368  [[image:image-20220602104251-10.png]]
369 369  
370 -
371 371  [[image:image-20220602104402-11.png]]
372 372  
200 +===== Click to start the download =====
373 373  
374 -
375 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
376 -(% style="color:blue" %)**4. Click to start the download**
377 -
378 378  [[image:image-20220602104923-13.png]]
379 379  
204 +===== The following figure appears to prove that the burning is in progress =====
380 380  
381 -
382 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
383 -(% style="color:blue" %)**5. Check update process**
384 -
385 -
386 386  [[image:image-20220602104948-14.png]]
387 387  
208 +===== The following picture appears to prove that the burning is successful =====
388 388  
389 -
390 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
391 -(% style="color:blue" %)**The following picture shows that the burning is successful**
392 -
393 393  [[image:image-20220602105251-15.png]]
394 394  
212 += LA66 USB LoRaWAN Adapter =
395 395  
214 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
396 396  
397 -= 3.  LA66 USB LoRaWAN Adapter =
216 +Before use, please make sure that the computer has installed the CP2102 driver
398 398  
218 +== Pin Mapping & LED ==
399 399  
400 -== 3.1  Overview ==
220 +== Example Send & Get Messages via LoRaWAN in PC ==
401 401  
222 +Connect the LA66 LoRa Shield to the PC
402 402  
403 -[[image:image-20220715001142-3.png||height="145" width="220"]]
224 +[[image:image-20220602171217-1.png||height="615" width="915"]]
404 404  
405 -
406 -(((
407 -(% 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.
408 -)))
409 -
410 -(((
411 -(% 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.
412 -)))
413 -
414 -(((
415 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
416 -)))
417 -
418 -(((
419 -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.
420 -)))
421 -
422 -(((
423 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
424 -)))
425 -
426 -
427 -
428 -== 3.2  Features ==
429 -
430 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
431 -* Ultra-long RF range
432 -* Support LoRaWAN v1.0.4 protocol
433 -* Support peer-to-peer protocol
434 -* TCXO crystal to ensure RF performance on low temperature
435 -* Spring RF antenna
436 -* Available in different frequency LoRaWAN frequency bands.
437 -* World-wide unique OTAA keys.
438 -* AT Command via UART-TTL interface
439 -* Firmware upgradable via UART interface
440 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
441 -
442 -== 3.3  Specification ==
443 -
444 -* CPU: 32-bit 48 MHz
445 -* Flash: 256KB
446 -* RAM: 64KB
447 -* Input Power Range: 5v
448 -* Frequency Range: 150 MHz ~~ 960 MHz
449 -* Maximum Power +22 dBm constant RF output
450 -* High sensitivity: -148 dBm
451 -* Temperature:
452 -** Storage: -55 ~~ +125℃
453 -** Operating: -40 ~~ +85℃
454 -* Humidity:
455 -** Storage: 5 ~~ 95% (Non-Condensing)
456 -** Operating: 10 ~~ 95% (Non-Condensing)
457 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
458 -* LoRa Rx current: <9 mA
459 -
460 -== 3.4  Pin Mapping & LED ==
461 -
462 -
463 -
464 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
465 -
466 -
467 -(((
468 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
469 -)))
470 -
471 -
472 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
473 -
474 -
475 -[[image:image-20220723100027-1.png]]
476 -
477 -
478 478  Open the serial port tool
479 479  
480 480  [[image:image-20220602161617-8.png]]
481 481  
482 -[[image:image-20220602161718-9.png||height="457" width="800"]]
230 +[[image:image-20220602161718-9.png||height="529" width="927"]]
483 483  
232 +Press the reset switch RST on the LA66 LoRa Shield.
484 484  
234 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
485 485  
486 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
236 +[[image:image-20220602161935-10.png]]
487 487  
488 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
238 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
489 489  
490 -
491 -[[image:image-20220602161935-10.png||height="498" width="800"]]
492 -
493 -
494 -
495 -(% style="color:blue" %)**3. See Uplink Command**
496 -
497 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
498 -
499 499  example: AT+SENDB=01,02,8,05820802581ea0a5
500 500  
501 -[[image:image-20220602162157-11.png||height="497" width="800"]]
242 +[[image:image-20220602162157-11.png]]
502 502  
244 +Check to see if TTN received the message
503 503  
246 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
504 504  
505 -(% style="color:blue" %)**4. Check to see if TTN received the message**
248 +== Example Send & Get Messages via LoRaWAN in RPi ==
506 506  
507 -[[image:image-20220602162331-12.png||height="420" width="800"]]
250 +Connect the LA66 LoRa Shield to the RPI
508 508  
252 +[[image:image-20220602171233-2.png||height="592" width="881"]]
509 509  
254 +Log in to the RPI's terminal and connect to the serial port
510 510  
511 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
256 +[[image:image-20220602153146-3.png]]
512 512  
258 +Press the reset switch RST on the LA66 LoRa Shield.
259 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
513 513  
514 -**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]]
261 +[[image:image-20220602154928-5.png]]
515 515  
516 -(**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]])
263 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
517 517  
518 -(% style="color:red" %)**Preconditions:**
519 -
520 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
521 -
522 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
523 -
524 -
525 -
526 -(% style="color:blue" %)**Steps for usage:**
527 -
528 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
529 -
530 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
531 -
532 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
533 -
534 -
535 -
536 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
537 -
538 -
539 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
540 -
541 -
542 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
543 -
544 -[[image:image-20220723100439-2.png]]
545 -
546 -
547 -
548 -(% style="color:blue" %)**2. Install Minicom in RPi.**
549 -
550 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
551 -
552 - (% style="background-color:yellow" %)**apt update**
553 -
554 - (% style="background-color:yellow" %)**apt install minicom**
555 -
556 -
557 -Use minicom to connect to the RPI's terminal
558 -
559 -[[image:image-20220602153146-3.png||height="439" width="500"]]
560 -
561 -
562 -
563 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
564 -
565 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
566 -
567 -
568 -[[image:image-20220602154928-5.png||height="436" width="500"]]
569 -
570 -
571 -
572 -(% style="color:blue" %)**4. Send Uplink message**
573 -
574 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
575 -
576 576  example: AT+SENDB=01,02,8,05820802581ea0a5
577 577  
267 +[[image:image-20220602160339-6.png]]
578 578  
579 -[[image:image-20220602160339-6.png||height="517" width="600"]]
580 -
581 -
582 -
583 583  Check to see if TTN received the message
584 584  
585 -[[image:image-20220602160627-7.png||height="369" width="800"]]
271 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
586 586  
273 +=== Install Minicom ===
587 587  
275 +Enter the following command in the RPI terminal
588 588  
589 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
277 +apt update
590 590  
279 +[[image:image-20220602143155-1.png]]
591 591  
592 -=== 3.8.1 DRAGINO-LA66-APP ===
281 +apt install minicom
593 593  
283 +[[image:image-20220602143744-2.png]]
594 594  
595 -[[image:image-20220723102027-3.png]]
285 +=== Send PC's CPU/RAM usage to TTN via script. ===
596 596  
287 +==== Take python as an example： ====
597 597  
289 +===== Preconditions: =====
598 598  
599 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 +1.LA66 USB LoRaWAN Adapter works fine
600 600  
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
601 601  
602 -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.
295 +===== Steps for usage =====
603 603  
604 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
297 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
605 605  
299 +2.Run the script and see the TTN
606 606  
301 +[[image:image-20220602115852-3.png]]
607 607  
608 -==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
609 609  
610 610  
611 -Requires a type-c to USB adapter
305 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
612 612  
613 -[[image:image-20220723104754-4.png]]
614 614  
308 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
615 615  
616 -
617 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
618 -
619 -
620 -Function and page introduction
621 -
622 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
623 -
624 -1.Display LA66 USB LoRaWAN Module connection status
625 -
626 -2.Check and reconnect
627 -
628 -3.Turn send timestamps on or off
629 -
630 -4.Display LoRaWan connection status
631 -
632 -5.Check LoRaWan connection status
633 -
634 -6.The RSSI value of the node when the ACK is received
635 -
636 -7.Node's Signal Strength Icon
637 -
638 -8.Set the packet sending interval of the node in seconds
639 -
640 -9.AT command input box
641 -
642 -10.Send AT command button
643 -
644 -11.Node log box
645 -
646 -12.clear log button
647 -
648 -13.exit button
649 -
650 -
651 -LA66 USB LoRaWAN Module not connected
652 -
653 -[[image:image-20220723110520-5.png||height="903" width="677"]]
654 -
655 -
656 -
657 -Connect LA66 USB LoRaWAN Module
658 -
659 -[[image:image-20220723110626-6.png||height="906" width="680"]]
660 -
661 -
662 -
663 -=== 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 ===
664 -
665 -
666 -**1.  Register LA66 USB LoRaWAN Module to TTNV3**
667 -
668 -[[image:image-20220723134549-8.png]]
669 -
670 -
671 -
672 -**2.  Open Node-RED,And import the JSON file to generate the flow**
673 -
674 -Sample JSON file please go to this link to download：放置JSON文件的链接
675 -
676 -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/]]
677 -
678 -The following is the positioning effect map
679 -
680 -[[image:image-20220723144339-1.png]]
681 -
682 -
683 -
684 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
685 -
686 -
687 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
688 -
689 -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)
690 -
691 -[[image:image-20220723150132-2.png]]
692 -
693 -
694 -
695 -= 4.  Order Info =
696 -
697 -
698 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
699 -
700 -
701 -(% style="color:blue" %)**XXX**(%%): The default frequency band
702 -
703 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
704 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
705 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
706 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
707 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
708 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
709 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
710 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
711 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
712 -
713 -= 5.  Reference =
714 -
715 -
716 -* 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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