Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 134.11 >
edited by Xiaoling
on 2022/07/26 10:48
To version < 70.1 >
edited by Edwin Chen
on 2022/07/02 23:51
>
Change comment: There is no comment for this version

Summary

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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
... ... @@ -64,10 +64,8 @@
64 64  
65 65  
66 66  
34 +== Specification ==
67 67  
68 -
69 -== 1.3  Specification ==
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,653 +86,221 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
54 +== AT Command ==
89 89  
90 -
91 -
92 -
93 -== 1.4  AT Command ==
94 -
95 -
96 96  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
97 97  
98 98  
59 +== Dimension ==
99 99  
100 -== 1.5  Dimension ==
61 +[[image:image-20220517072526-1.png]]
101 101  
102 -[[image:image-20220718094750-3.png]]
103 103  
64 +== Pin Mapping ==
104 104  
66 +[[image:image-20220523101537-1.png]]
105 105  
106 -== 1.6  Pin Mapping ==
68 +== Land Pattern ==
107 107  
108 -[[image:image-20220720111850-1.png]]
109 -
110 -
111 -
112 -== 1.7  Land Pattern ==
113 -
114 114  [[image:image-20220517072821-2.png]]
115 115  
116 116  
73 +== Part Number ==
117 117  
118 -= 2.  LA66 LoRaWAN Shield =
75 +Part Number: **LA66-XXX**
119 119  
77 +**XX**: The default frequency band
120 120  
121 -== 2.1  Overview ==
79 +* **AS923**: LoRaWAN AS923 band
80 +* **AU915**: LoRaWAN AU915 band
81 +* **EU433**: LoRaWAN EU433 band
82 +* **EU868**: LoRaWAN EU868 band
83 +* **KR920**: LoRaWAN KR920 band
84 +* **US915**: LoRaWAN US915 band
85 +* **IN865**: LoRaWAN IN865 band
86 +* **CN470**: LoRaWAN CN470 band
87 +* **PP**: Peer to Peer LoRa Protocol
122 122  
89 += LA66 LoRaWAN Shield =
123 123  
124 -(((
125 -[[image:image-20220715000826-2.png||height="145" width="220"]]
126 -)))
91 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
127 127  
128 -(((
129 -
130 -)))
93 +== Pin Mapping & LED ==
131 131  
132 -(((
133 -(% 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.
134 -)))
95 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
135 135  
136 -(((
137 -(((
138 -(% 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.
139 -)))
140 -)))
97 +== Example: Join TTN network and send an uplink message, get downlink message. ==
141 141  
142 -(((
143 -(((
144 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
145 -)))
146 -)))
99 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
147 147  
148 -(((
149 -(((
150 -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.
151 -)))
152 -)))
101 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
153 153  
154 -(((
155 -(((
156 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
157 -)))
158 -)))
103 +=== what needs to be used ===
159 159  
105 +1.LA66 LoRaWAN Shield that needs to be upgraded
160 160  
107 +2.Arduino
161 161  
162 -== 2.2  Features ==
109 +3.USB TO TTL
163 163  
164 -* Arduino Shield base on LA66 LoRaWAN module
165 -* Support LoRaWAN v1.0.4 protocol
166 -* Support peer-to-peer protocol
167 -* TCXO crystal to ensure RF performance on low temperature
168 -* SMA connector
169 -* Available in different frequency LoRaWAN frequency bands.
170 -* World-wide unique OTAA keys.
171 -* AT Command via UART-TTL interface
172 -* Firmware upgradable via UART interface
173 -* Ultra-long RF range
111 +[[image:image-20220602100052-2.png]]
174 174  
113 +=== Wiring Schematic ===
175 175  
115 +[[image:image-20220602101311-3.png]]
176 176  
117 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
177 177  
119 +GND  >>>>>>>>>>>>GND
178 178  
179 -== 2.3  Specification ==
121 +TXD  >>>>>>>>>>>>TXD
180 180  
181 -* CPU: 32-bit 48 MHz
182 -* Flash: 256KB
183 -* RAM: 64KB
184 -* Input Power Range: 1.8v ~~ 3.7v
185 -* Power Consumption: < 4uA.
186 -* Frequency Range: 150 MHz ~~ 960 MHz
187 -* Maximum Power +22 dBm constant RF output
188 -* High sensitivity: -148 dBm
189 -* Temperature:
190 -** Storage: -55 ~~ +125℃
191 -** Operating: -40 ~~ +85℃
192 -* Humidity:
193 -** Storage: 5 ~~ 95% (Non-Condensing)
194 -** Operating: 10 ~~ 95% (Non-Condensing)
195 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
196 -* LoRa Rx current: <9 mA
197 -* I/O Voltage: 3.3v
123 +RXD  >>>>>>>>>>>>RXD
198 198  
125 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
199 199  
127 +Connect to the PC after connecting the wires
200 200  
129 +[[image:image-20220602102240-4.png]]
201 201  
131 +=== Upgrade steps ===
202 202  
203 -== 2.4  LED ==
133 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
204 204  
135 +[[image:image-20220602102824-5.png]]
205 205  
206 -~1. The LED lights up red when there is an upstream data packet
207 -2. When the network is successfully connected, the green light will be on for 5 seconds
208 -3. Purple light on when receiving downlink data packets
137 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
209 209  
139 +[[image:image-20220602104701-12.png]]
210 210  
141 +==== Open the upgrade application software ====
211 211  
212 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
143 +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/]]
213 213  
214 -
215 -**Show connection diagram：**
216 -
217 -
218 -[[image:image-20220723170210-2.png||height="908" width="681"]]
219 -
220 -
221 -
222 -(% style="color:blue" %)**1.  open Arduino IDE**
223 -
224 -
225 -[[image:image-20220723170545-4.png]]
226 -
227 -
228 -
229 -(% style="color:blue" %)**2.  Open project**
230 -
231 -
232 -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]]
233 -
234 -
235 -
236 -(% 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**
237 -
238 -
239 -
240 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
241 -
242 -
243 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
244 -
245 -
246 -
247 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
248 -
249 -
250 -(% style="color:blue" %)**1.  Open project**
251 -
252 -
253 -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]]
254 -
255 -
256 -[[image:image-20220723172502-8.png]]
257 -
258 -
259 -
260 -(% 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**
261 -
262 -
263 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
264 -
265 -
266 -
267 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
268 -
269 -
270 -(% style="color:blue" %)**1.  Open project**
271 -
272 -
273 -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]]
274 -
275 -
276 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
277 -
278 -
279 -
280 -(% 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**
281 -
282 -
283 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
284 -
285 -
286 -
287 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
288 -
289 -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/]]
290 -
291 -[[image:image-20220723175700-12.png||height="602" width="995"]]
292 -
293 -
294 -
295 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
296 -
297 -
298 -=== 2.8.1  Items needed for update ===
299 -
300 -
301 -1. LA66 LoRaWAN Shield
302 -1. Arduino
303 -1. USB TO TTL Adapter
304 -
305 -[[image:image-20220602100052-2.png||height="385" width="600"]]
306 -
307 -
308 -=== 2.8.2  Connection ===
309 -
310 -
311 -[[image:image-20220602101311-3.png||height="276" width="600"]]
312 -
313 -
314 -(((
315 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
316 -)))
317 -
318 -(((
319 -(% style="background-color:yellow" %)**GND  <-> GND
320 -TXD  <->  TXD
321 -RXD  <->  RXD**
322 -)))
323 -
324 -
325 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
326 -
327 -Connect USB TTL Adapter to PC after connecting the wires
328 -
329 -
330 -[[image:image-20220602102240-4.png||height="304" width="600"]]
331 -
332 -
333 -=== 2.8.3  Upgrade steps ===
334 -
335 -
336 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
337 -
338 -
339 -[[image:image-20220602102824-5.png||height="306" width="600"]]
340 -
341 -
342 -
343 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
344 -
345 -
346 -[[image:image-20220602104701-12.png||height="285" width="600"]]
347 -
348 -
349 -
350 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
351 -
352 -
353 -(((
354 -(% 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/]]**
355 -)))
356 -
357 -
358 358  [[image:image-20220602103227-6.png]]
359 359  
360 -
361 361  [[image:image-20220602103357-7.png]]
362 362  
149 +===== Select the COM port corresponding to USB TTL =====
363 363  
364 -
365 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
366 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
367 -
368 -
369 369  [[image:image-20220602103844-8.png]]
370 370  
153 +===== Select the bin file to burn =====
371 371  
372 -
373 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
374 -(% style="color:blue" %)**3. Select the bin file to burn**
375 -
376 -
377 377  [[image:image-20220602104144-9.png]]
378 378  
379 -
380 380  [[image:image-20220602104251-10.png]]
381 381  
382 -
383 383  [[image:image-20220602104402-11.png]]
384 384  
161 +===== Click to start the download =====
385 385  
386 -
387 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
388 -(% style="color:blue" %)**4. Click to start the download**
389 -
390 390  [[image:image-20220602104923-13.png]]
391 391  
165 +===== The following figure appears to prove that the burning is in progress =====
392 392  
393 -
394 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
395 -(% style="color:blue" %)**5. Check update process**
396 -
397 -
398 398  [[image:image-20220602104948-14.png]]
399 399  
169 +===== The following picture appears to prove that the burning is successful =====
400 400  
401 -
402 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
403 -(% style="color:blue" %)**The following picture shows that the burning is successful**
404 -
405 405  [[image:image-20220602105251-15.png]]
406 406  
173 += LA66 USB LoRaWAN Adapter =
407 407  
175 +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.
408 408  
409 -= 3.  LA66 USB LoRaWAN Adapter =
177 +Before use, please make sure that the computer has installed the CP2102 driver
410 410  
179 +== Pin Mapping & LED ==
411 411  
412 -== 3.1  Overview ==
181 +== Example Send & Get Messages via LoRaWAN in PC ==
413 413  
183 +Connect the LA66 LoRa Shield to the PC
414 414  
415 -[[image:image-20220715001142-3.png||height="145" width="220"]]
185 +[[image:image-20220602171217-1.png||height="615" width="915"]]
416 416  
417 -
418 -(((
419 -(% 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.
420 -)))
421 -
422 -(((
423 -(% 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.
424 -)))
425 -
426 -(((
427 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
428 -)))
429 -
430 -(((
431 -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.
432 -)))
433 -
434 -(((
435 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
436 -)))
437 -
438 -
439 -
440 -== 3.2  Features ==
441 -
442 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
443 -* Ultra-long RF range
444 -* Support LoRaWAN v1.0.4 protocol
445 -* Support peer-to-peer protocol
446 -* TCXO crystal to ensure RF performance on low temperature
447 -* Spring RF antenna
448 -* Available in different frequency LoRaWAN frequency bands.
449 -* World-wide unique OTAA keys.
450 -* AT Command via UART-TTL interface
451 -* Firmware upgradable via UART interface
452 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
453 -
454 -
455 -
456 -== 3.3  Specification ==
457 -
458 -* CPU: 32-bit 48 MHz
459 -* Flash: 256KB
460 -* RAM: 64KB
461 -* Input Power Range: 5v
462 -* Frequency Range: 150 MHz ~~ 960 MHz
463 -* Maximum Power +22 dBm constant RF output
464 -* High sensitivity: -148 dBm
465 -* Temperature:
466 -** Storage: -55 ~~ +125℃
467 -** Operating: -40 ~~ +85℃
468 -* Humidity:
469 -** Storage: 5 ~~ 95% (Non-Condensing)
470 -** Operating: 10 ~~ 95% (Non-Condensing)
471 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
472 -* LoRa Rx current: <9 mA
473 -
474 -
475 -
476 -== 3.4  Pin Mapping & LED ==
477 -
478 -
479 -
480 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
481 -
482 -
483 -(((
484 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
485 -)))
486 -
487 -
488 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
489 -
490 -
491 -[[image:image-20220723100027-1.png]]
492 -
493 -
494 494  Open the serial port tool
495 495  
496 496  [[image:image-20220602161617-8.png]]
497 497  
498 -[[image:image-20220602161718-9.png||height="457" width="800"]]
191 +[[image:image-20220602161718-9.png||height="529" width="927"]]
499 499  
193 +Press the reset switch RST on the LA66 LoRa Shield.
500 500  
195 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
501 501  
502 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
197 +[[image:image-20220602161935-10.png]]
503 503  
504 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
199 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
505 505  
506 -
507 -[[image:image-20220602161935-10.png||height="498" width="800"]]
508 -
509 -
510 -
511 -(% style="color:blue" %)**3. See Uplink Command**
512 -
513 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
514 -
515 515  example: AT+SENDB=01,02,8,05820802581ea0a5
516 516  
517 -[[image:image-20220602162157-11.png||height="497" width="800"]]
203 +[[image:image-20220602162157-11.png]]
518 518  
205 +Check to see if TTN received the message
519 519  
207 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
520 520  
521 -(% style="color:blue" %)**4. Check to see if TTN received the message**
209 +== Example Send & Get Messages via LoRaWAN in RPi ==
522 522  
523 -[[image:image-20220602162331-12.png||height="420" width="800"]]
211 +Connect the LA66 LoRa Shield to the RPI
524 524  
213 +[[image:image-20220602171233-2.png||height="592" width="881"]]
525 525  
215 +Log in to the RPI's terminal and connect to the serial port
526 526  
527 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
217 +[[image:image-20220602153146-3.png]]
528 528  
219 +Press the reset switch RST on the LA66 LoRa Shield.
220 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
529 529  
530 -**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]]
222 +[[image:image-20220602154928-5.png]]
531 531  
532 -(**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]])
224 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
533 533  
534 -(% style="color:red" %)**Preconditions:**
535 -
536 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
537 -
538 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
539 -
540 -
541 -
542 -(% style="color:blue" %)**Steps for usage:**
543 -
544 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
545 -
546 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
547 -
548 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
549 -
550 -
551 -
552 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
553 -
554 -
555 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
556 -
557 -
558 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
559 -
560 -[[image:image-20220723100439-2.png]]
561 -
562 -
563 -
564 -(% style="color:blue" %)**2. Install Minicom in RPi.**
565 -
566 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
567 -
568 - (% style="background-color:yellow" %)**apt update**
569 -
570 - (% style="background-color:yellow" %)**apt install minicom**
571 -
572 -
573 -Use minicom to connect to the RPI's terminal
574 -
575 -[[image:image-20220602153146-3.png||height="439" width="500"]]
576 -
577 -
578 -
579 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
580 -
581 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
582 -
583 -
584 -[[image:image-20220602154928-5.png||height="436" width="500"]]
585 -
586 -
587 -
588 -(% style="color:blue" %)**4. Send Uplink message**
589 -
590 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
591 -
592 592  example: AT+SENDB=01,02,8,05820802581ea0a5
593 593  
228 +[[image:image-20220602160339-6.png]]
594 594  
595 -[[image:image-20220602160339-6.png||height="517" width="600"]]
596 -
597 -
598 -
599 599  Check to see if TTN received the message
600 600  
601 -[[image:image-20220602160627-7.png||height="369" width="800"]]
232 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
602 602  
234 +=== Install Minicom ===
603 603  
236 +Enter the following command in the RPI terminal
604 604  
605 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
238 +apt update
606 606  
240 +[[image:image-20220602143155-1.png]]
607 607  
608 -=== 3.8.1  DRAGINO-LA66-APP ===
242 +apt install minicom
609 609  
244 +[[image:image-20220602143744-2.png]]
610 610  
611 -[[image:image-20220723102027-3.png]]
246 +=== Send PC's CPU/RAM usage to TTN via script. ===
612 612  
248 +==== Take python as an example： ====
613 613  
250 +===== Preconditions: =====
614 614  
615 -==== (% style="color:blue" %)**Overview：**(%%) ====
252 +1.LA66 USB LoRaWAN Adapter works fine
616 616  
254 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
617 617  
618 -(((
619 -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.
620 -)))
256 +===== Steps for usage =====
621 621  
622 -(((
623 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
624 -)))
258 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
625 625  
260 +2.Run the script and see the TTN
626 626  
262 +[[image:image-20220602115852-3.png]]
627 627  
628 -==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
629 629  
630 630  
631 -Requires a type-c to USB adapter
266 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
632 632  
633 -[[image:image-20220723104754-4.png]]
634 634  
269 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
635 635  
636 -
637 -==== (% style="color:blue" %)**Use of APP:**(%%) ====
638 -
639 -
640 -Function and page introduction
641 -
642 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
643 -
644 -
645 -1.Display LA66 USB LoRaWAN Module connection status
646 -
647 -2.Check and reconnect
648 -
649 -3.Turn send timestamps on or off
650 -
651 -4.Display LoRaWan connection status
652 -
653 -5.Check LoRaWan connection status
654 -
655 -6.The RSSI value of the node when the ACK is received
656 -
657 -7.Node's Signal Strength Icon
658 -
659 -8.Set the packet sending interval of the node in seconds
660 -
661 -9.AT command input box
662 -
663 -10.Send AT command button
664 -
665 -11.Node log box
666 -
667 -12.clear log button
668 -
669 -13.exit button
670 -
671 -
672 -LA66 USB LoRaWAN Module not connected
673 -
674 -[[image:image-20220723110520-5.png||height="903" width="677"]]
675 -
676 -
677 -
678 -Connect LA66 USB LoRaWAN Module
679 -
680 -[[image:image-20220723110626-6.png||height="906" width="680"]]
681 -
682 -
683 -
684 -=== 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 ===
685 -
686 -
687 -(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
688 -
689 -[[image:image-20220723134549-8.png]]
690 -
691 -
692 -
693 -(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
694 -
695 -Sample JSON file please go to this link to download：放置JSON文件的链接
696 -
697 -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/]]
698 -
699 -The following is the positioning effect map
700 -
701 -[[image:image-20220723144339-1.png]]
702 -
703 -
704 -
705 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
706 -
707 -
708 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
709 -
710 -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)
711 -
712 -[[image:image-20220723150132-2.png]]
713 -
714 -
715 -
716 -= 4.  Order Info =
717 -
718 -
719 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
720 -
721 -
722 -(% style="color:blue" %)**XXX**(%%): The default frequency band
723 -
724 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
725 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
726 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
727 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
728 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
729 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
730 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
731 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
732 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
733 -
734 -
735 -= 5.  Reference =
736 -
737 -
738 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
271 +
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