Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 134.2 >
edited by Xiaoling
on 2022/07/26 10:28
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
... ... @@ -62,8 +62,9 @@
62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
65 -== 1.3  Specification ==
66 66  
33 +== Specification ==
34 +
67 67  * CPU: 32-bit 48 MHz
68 68  * Flash: 256KB
69 69  * RAM: 64KB
... ... @@ -82,77 +82,52 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
53 +== AT Command ==
86 86  
87 -
88 88  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 89  
90 90  
58 +== Dimension ==
91 91  
92 -== 1.5  Dimension ==
60 +[[image:image-20220517072526-1.png]]
93 93  
94 -[[image:image-20220718094750-3.png]]
95 95  
63 +== Pin Mapping ==
96 96  
65 +[[image:image-20220523101537-1.png]]
97 97  
98 -== 1.6  Pin Mapping ==
67 +== Land Pattern ==
99 99  
100 -[[image:image-20220720111850-1.png]]
101 -
102 -
103 -
104 -== 1.7  Land Pattern ==
105 -
106 106  [[image:image-20220517072821-2.png]]
107 107  
108 108  
72 +== Part Number ==
109 109  
110 -= 2.  LA66 LoRaWAN Shield =
74 +Part Number: **LA66-XXX**
111 111  
76 +**XX**: The default frequency band
112 112  
113 -== 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
114 114  
115 115  
116 -(((
117 -[[image:image-20220715000826-2.png||height="145" width="220"]]
118 -)))
119 119  
120 -(((
121 -
122 -)))
90 += LA66 LoRaWAN Shield =
123 123  
124 -(((
125 -(% 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.
126 -)))
92 +== Overview ==
127 127  
128 -(((
129 -(((
130 -(% 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.
131 -)))
132 -)))
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.
133 133  
134 -(((
135 -(((
136 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 -)))
138 -)))
139 139  
140 -(((
141 -(((
142 -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.
143 -)))
144 -)))
97 +== Features ==
145 145  
146 -(((
147 -(((
148 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 -)))
150 -)))
151 -
152 -
153 -
154 -== 2.2  Features ==
155 -
156 156  * Arduino Shield base on LA66 LoRaWAN module
157 157  * Support LoRaWAN v1.0.4 protocol
158 158  * Support peer-to-peer protocol
... ... @@ -164,8 +164,9 @@
164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
167 -== 2.3  Specification ==
168 168  
111 +== Specification ==
112 +
169 169  * CPU: 32-bit 48 MHz
170 170  * Flash: 256KB
171 171  * RAM: 64KB
... ... @@ -184,511 +184,183 @@
184 184  * LoRa Rx current: <9 mA
185 185  * I/O Voltage: 3.3v
186 186  
187 -== 2.4  LED ==
188 188  
189 -~1. The LED lights up red when there is an upstream data packet
190 -2. When the network is successfully connected, the green light will be on for 5 seconds
191 -3. Purple light on when receiving downlink data packets
132 +== Pin Mapping & LED ==
192 192  
134 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
193 193  
194 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
136 +== Example: Join TTN network and send an uplink message, get downlink message. ==
195 195  
196 -Show connection diagram：
138 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
197 197  
198 -[[image:image-20220723170210-2.png||height="908" width="681"]]
140 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
199 199  
200 -1.open Arduino IDE
142 +=== what needs to be used ===
201 201  
202 -[[image:image-20220723170545-4.png]]
144 +1.LA66 LoRaWAN Shield that needs to be upgraded
203 203  
204 -2.Open project
146 +2.Arduino
205 205  
206 -[[image:image-20220723170750-5.png||height="533" width="930"]]
148 +3.USB TO TTL
207 207  
208 -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
150 +[[image:image-20220602100052-2.png]]
209 209  
210 -[[image:image-20220723171228-6.png]]
152 +=== Wiring Schematic ===
211 211  
212 -4.After the upload is successful, open the serial port monitoring and send the AT command
154 +[[image:image-20220602101311-3.png]]
213 213  
214 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
156 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
215 215  
216 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
158 +GND  >>>>>>>>>>>>GND
217 217  
218 -1.Open project
160 +TXD  >>>>>>>>>>>>TXD
219 219  
220 -[[image:image-20220723172502-8.png]]
162 +RXD  >>>>>>>>>>>>RXD
221 221  
222 -2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
164 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
223 223  
224 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
166 +Connect to the PC after connecting the wires
225 225  
168 +[[image:image-20220602102240-4.png]]
226 226  
170 +=== Upgrade steps ===
227 227  
228 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
172 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
229 229  
174 +[[image:image-20220602102824-5.png]]
230 230  
231 -**1.  Open project**
176 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
232 232  
178 +[[image:image-20220602104701-12.png]]
233 233  
234 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
180 +==== Open the upgrade application software ====
235 235  
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/]]
236 236  
237 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
238 -
239 -
240 -
241 -**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
242 -
243 -
244 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
245 -
246 -
247 -
248 -**3.  Integration into Node-red via TTNV3**
249 -
250 -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/]]
251 -
252 -[[image:image-20220723175700-12.png||height="602" width="995"]]
253 -
254 -
255 -
256 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
257 -
258 -
259 -=== 2.8.1  Items needed for update ===
260 -
261 -
262 -1. LA66 LoRaWAN Shield
263 -1. Arduino
264 -1. USB TO TTL Adapter
265 -
266 -[[image:image-20220602100052-2.png||height="385" width="600"]]
267 -
268 -
269 -=== 2.8.2  Connection ===
270 -
271 -
272 -[[image:image-20220602101311-3.png||height="276" width="600"]]
273 -
274 -
275 -(((
276 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
277 -)))
278 -
279 -(((
280 -(% style="background-color:yellow" %)**GND  <-> GND
281 -TXD  <->  TXD
282 -RXD  <->  RXD**
283 -)))
284 -
285 -
286 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
287 -
288 -Connect USB TTL Adapter to PC after connecting the wires
289 -
290 -
291 -[[image:image-20220602102240-4.png||height="304" width="600"]]
292 -
293 -
294 -=== 2.8.3  Upgrade steps ===
295 -
296 -
297 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
298 -
299 -
300 -[[image:image-20220602102824-5.png||height="306" width="600"]]
301 -
302 -
303 -
304 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
305 -
306 -
307 -[[image:image-20220602104701-12.png||height="285" width="600"]]
308 -
309 -
310 -
311 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
312 -
313 -
314 -(((
315 -(% 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/]]**
316 -)))
317 -
318 -
319 319  [[image:image-20220602103227-6.png]]
320 320  
321 -
322 322  [[image:image-20220602103357-7.png]]
323 323  
188 +===== Select the COM port corresponding to USB TTL =====
324 324  
325 -
326 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
328 -
329 -
330 330  [[image:image-20220602103844-8.png]]
331 331  
192 +===== Select the bin file to burn =====
332 332  
333 -
334 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 -(% style="color:blue" %)**3. Select the bin file to burn**
336 -
337 -
338 338  [[image:image-20220602104144-9.png]]
339 339  
340 -
341 341  [[image:image-20220602104251-10.png]]
342 342  
343 -
344 344  [[image:image-20220602104402-11.png]]
345 345  
200 +===== Click to start the download =====
346 346  
347 -
348 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 -(% style="color:blue" %)**4. Click to start the download**
350 -
351 351  [[image:image-20220602104923-13.png]]
352 352  
204 +===== The following figure appears to prove that the burning is in progress =====
353 353  
354 -
355 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
356 -(% style="color:blue" %)**5. Check update process**
357 -
358 -
359 359  [[image:image-20220602104948-14.png]]
360 360  
208 +===== The following picture appears to prove that the burning is successful =====
361 361  
362 -
363 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
364 -(% style="color:blue" %)**The following picture shows that the burning is successful**
365 -
366 366  [[image:image-20220602105251-15.png]]
367 367  
212 += LA66 USB LoRaWAN Adapter =
368 368  
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.
369 369  
370 -= 3.  LA66 USB LoRaWAN Adapter =
216 +Before use, please make sure that the computer has installed the CP2102 driver
371 371  
218 +== Pin Mapping & LED ==
372 372  
373 -== 3.1  Overview ==
220 +== Example Send & Get Messages via LoRaWAN in PC ==
374 374  
222 +Connect the LA66 LoRa Shield to the PC
375 375  
376 -[[image:image-20220715001142-3.png||height="145" width="220"]]
224 +[[image:image-20220602171217-1.png||height="615" width="915"]]
377 377  
378 -
379 -(((
380 -(% 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.
381 -)))
382 -
383 -(((
384 -(% 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.
385 -)))
386 -
387 -(((
388 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
389 -)))
390 -
391 -(((
392 -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.
393 -)))
394 -
395 -(((
396 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
397 -)))
398 -
399 -
400 -
401 -== 3.2  Features ==
402 -
403 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
404 -* Ultra-long RF range
405 -* Support LoRaWAN v1.0.4 protocol
406 -* Support peer-to-peer protocol
407 -* TCXO crystal to ensure RF performance on low temperature
408 -* Spring RF antenna
409 -* Available in different frequency LoRaWAN frequency bands.
410 -* World-wide unique OTAA keys.
411 -* AT Command via UART-TTL interface
412 -* Firmware upgradable via UART interface
413 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
414 -
415 -
416 -
417 -== 3.3  Specification ==
418 -
419 -* CPU: 32-bit 48 MHz
420 -* Flash: 256KB
421 -* RAM: 64KB
422 -* Input Power Range: 5v
423 -* Frequency Range: 150 MHz ~~ 960 MHz
424 -* Maximum Power +22 dBm constant RF output
425 -* High sensitivity: -148 dBm
426 -* Temperature:
427 -** Storage: -55 ~~ +125℃
428 -** Operating: -40 ~~ +85℃
429 -* Humidity:
430 -** Storage: 5 ~~ 95% (Non-Condensing)
431 -** Operating: 10 ~~ 95% (Non-Condensing)
432 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
433 -* LoRa Rx current: <9 mA
434 -
435 -
436 -
437 -== 3.4  Pin Mapping & LED ==
438 -
439 -
440 -
441 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
442 -
443 -
444 -(((
445 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
446 -)))
447 -
448 -
449 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
450 -
451 -
452 -[[image:image-20220723100027-1.png]]
453 -
454 -
455 455  Open the serial port tool
456 456  
457 457  [[image:image-20220602161617-8.png]]
458 458  
459 -[[image:image-20220602161718-9.png||height="457" width="800"]]
230 +[[image:image-20220602161718-9.png||height="529" width="927"]]
460 460  
232 +Press the reset switch RST on the LA66 LoRa Shield.
461 461  
234 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
462 462  
463 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
236 +[[image:image-20220602161935-10.png]]
464 464  
465 -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>
466 466  
467 -
468 -[[image:image-20220602161935-10.png||height="498" width="800"]]
469 -
470 -
471 -
472 -(% style="color:blue" %)**3. See Uplink Command**
473 -
474 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
475 -
476 476  example: AT+SENDB=01,02,8,05820802581ea0a5
477 477  
478 -[[image:image-20220602162157-11.png||height="497" width="800"]]
242 +[[image:image-20220602162157-11.png]]
479 479  
244 +Check to see if TTN received the message
480 480  
246 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
481 481  
482 -(% style="color:blue" %)**4. Check to see if TTN received the message**
248 +== Example Send & Get Messages via LoRaWAN in RPi ==
483 483  
484 -[[image:image-20220602162331-12.png||height="420" width="800"]]
250 +Connect the LA66 LoRa Shield to the RPI
485 485  
252 +[[image:image-20220602171233-2.png||height="592" width="881"]]
486 486  
254 +Log in to the RPI's terminal and connect to the serial port
487 487  
488 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
256 +[[image:image-20220602153146-3.png]]
489 489  
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
490 490  
491 -**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]]
492 492  
493 -(**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>
494 494  
495 -(% style="color:red" %)**Preconditions:**
496 -
497 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
498 -
499 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
500 -
501 -
502 -
503 -(% style="color:blue" %)**Steps for usage:**
504 -
505 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
506 -
507 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
508 -
509 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
510 -
511 -
512 -
513 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
514 -
515 -
516 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
517 -
518 -
519 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
520 -
521 -[[image:image-20220723100439-2.png]]
522 -
523 -
524 -
525 -(% style="color:blue" %)**2. Install Minicom in RPi.**
526 -
527 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
528 -
529 - (% style="background-color:yellow" %)**apt update**
530 -
531 - (% style="background-color:yellow" %)**apt install minicom**
532 -
533 -
534 -Use minicom to connect to the RPI's terminal
535 -
536 -[[image:image-20220602153146-3.png||height="439" width="500"]]
537 -
538 -
539 -
540 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
541 -
542 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
543 -
544 -
545 -[[image:image-20220602154928-5.png||height="436" width="500"]]
546 -
547 -
548 -
549 -(% style="color:blue" %)**4. Send Uplink message**
550 -
551 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
552 -
553 553  example: AT+SENDB=01,02,8,05820802581ea0a5
554 554  
267 +[[image:image-20220602160339-6.png]]
555 555  
556 -[[image:image-20220602160339-6.png||height="517" width="600"]]
557 -
558 -
559 -
560 560  Check to see if TTN received the message
561 561  
562 -[[image:image-20220602160627-7.png||height="369" width="800"]]
271 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
563 563  
273 +=== Install Minicom ===
564 564  
275 +Enter the following command in the RPI terminal
565 565  
566 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
277 +apt update
567 567  
279 +[[image:image-20220602143155-1.png]]
568 568  
569 -=== 3.8.1 DRAGINO-LA66-APP ===
281 +apt install minicom
570 570  
283 +[[image:image-20220602143744-2.png]]
571 571  
572 -[[image:image-20220723102027-3.png]]
285 +=== Send PC's CPU/RAM usage to TTN via script. ===
573 573  
287 +==== Take python as an example： ====
574 574  
289 +===== Preconditions: =====
575 575  
576 -==== (% style="color:blue" %)**Overview：**(%%) ====
291 +1.LA66 USB LoRaWAN Adapter works fine
577 577  
293 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
578 578  
579 -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 =====
580 580  
581 -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
582 582  
299 +2.Run the script and see the TTN
583 583  
301 +[[image:image-20220602115852-3.png]]
584 584  
585 -==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
586 586  
587 587  
588 -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. ==
589 589  
590 -[[image:image-20220723104754-4.png]]
591 591  
308 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
592 592  
593 -
594 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
595 -
596 -
597 -Function and page introduction
598 -
599 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
600 -
601 -1.Display LA66 USB LoRaWAN Module connection status
602 -
603 -2.Check and reconnect
604 -
605 -3.Turn send timestamps on or off
606 -
607 -4.Display LoRaWan connection status
608 -
609 -5.Check LoRaWan connection status
610 -
611 -6.The RSSI value of the node when the ACK is received
612 -
613 -7.Node's Signal Strength Icon
614 -
615 -8.Set the packet sending interval of the node in seconds
616 -
617 -9.AT command input box
618 -
619 -10.Send AT command button
620 -
621 -11.Node log box
622 -
623 -12.clear log button
624 -
625 -13.exit button
626 -
627 -
628 -LA66 USB LoRaWAN Module not connected
629 -
630 -[[image:image-20220723110520-5.png||height="903" width="677"]]
631 -
632 -
633 -
634 -Connect LA66 USB LoRaWAN Module
635 -
636 -[[image:image-20220723110626-6.png||height="906" width="680"]]
637 -
638 -
639 -
640 -=== 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 ===
641 -
642 -
643 -**1.  Register LA66 USB LoRaWAN Module to TTNV3**
644 -
645 -[[image:image-20220723134549-8.png]]
646 -
647 -
648 -
649 -**2.  Open Node-RED,And import the JSON file to generate the flow**
650 -
651 -Sample JSON file please go to this link to download：放置JSON文件的链接
652 -
653 -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/]]
654 -
655 -The following is the positioning effect map
656 -
657 -[[image:image-20220723144339-1.png]]
658 -
659 -
660 -
661 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
662 -
663 -
664 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
665 -
666 -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)
667 -
668 -[[image:image-20220723150132-2.png]]
669 -
670 -
671 -
672 -= 4.  Order Info =
673 -
674 -
675 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
676 -
677 -
678 -(% style="color:blue" %)**XXX**(%%): The default frequency band
679 -
680 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
681 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
682 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
683 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
684 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
685 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
686 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
687 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
688 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
689 -
690 -
691 -= 5.  Reference =
692 -
693 -
694 -* 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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