Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 132.1 >
edited by Herong Lu
on 2022/07/23 17:57
To version < 165.5 >
edited by Xiaoling
on 2022/10/10 11:39
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Shield User Manual
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Lu
1 +XWiki.Xiaoling
Content
... ... @@ -1,4 +1,4 @@
1 -0
1 +
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -6,114 +6,14 @@
6 6  
7 7  
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 10  
10 += 1.  LA66 LoRaWAN Shield =
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 13  
13 +== 1.1  Overview ==
14 14  
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 19  
20 20  (((
21 -
22 -)))
23 -
24 -(((
25 -(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 -)))
27 -)))
28 -
29 -(((
30 -(((
31 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
32 -)))
33 -)))
34 -
35 -(((
36 -(((
37 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
39 -
40 -(((
41 -Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 -)))
43 -)))
44 -
45 -(((
46 -(((
47 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 -
51 -
52 -
53 -== 1.2  Features ==
54 -
55 -* Support LoRaWAN v1.0.4 protocol
56 -* Support peer-to-peer protocol
57 -* TCXO crystal to ensure RF performance on low temperature
58 -* SMD Antenna pad and i-pex antenna connector
59 -* Available in different frequency LoRaWAN frequency bands.
60 -* World-wide unique OTAA keys.
61 -* AT Command via UART-TTL interface
62 -* Firmware upgradable via UART interface
63 -* Ultra-long RF range
64 -
65 -== 1.3  Specification ==
66 -
67 -* CPU: 32-bit 48 MHz
68 -* Flash: 256KB
69 -* RAM: 64KB
70 -* Input Power Range: 1.8v ~~ 3.7v
71 -* Power Consumption: < 4uA.
72 -* Frequency Range: 150 MHz ~~ 960 MHz
73 -* Maximum Power +22 dBm constant RF output
74 -* High sensitivity: -148 dBm
75 -* Temperature:
76 -** Storage: -55 ~~ +125℃
77 -** Operating: -40 ~~ +85℃
78 -* Humidity:
79 -** Storage: 5 ~~ 95% (Non-Condensing)
80 -** Operating: 10 ~~ 95% (Non-Condensing)
81 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 -* LoRa Rx current: <9 mA
83 -* I/O Voltage: 3.3v
84 -
85 -== 1.4  AT Command ==
86 -
87 -
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 -
90 -
91 -
92 -== 1.5  Dimension ==
93 -
94 -[[image:image-20220718094750-3.png]]
95 -
96 -
97 -
98 -== 1.6  Pin Mapping ==
99 -
100 -[[image:image-20220720111850-1.png]]
101 -
102 -
103 -
104 -== 1.7  Land Pattern ==
105 -
106 -[[image:image-20220517072821-2.png]]
107 -
108 -
109 -
110 -= 2.  LA66 LoRaWAN Shield =
111 -
112 -
113 -== 2.1  Overview ==
114 -
115 -
116 -(((
117 117  [[image:image-20220715000826-2.png||height="145" width="220"]]
118 118  )))
119 119  
... ... @@ -151,10 +151,11 @@
151 151  
152 152  
153 153  
154 -== 2.2  Features ==
54 +== 1.2  Features ==
155 155  
56 +
156 156  * Arduino Shield base on LA66 LoRaWAN module
157 -* Support LoRaWAN v1.0.4 protocol
58 +* Support LoRaWAN v1.0.3 protocol
158 158  * Support peer-to-peer protocol
159 159  * TCXO crystal to ensure RF performance on low temperature
160 160  * SMA connector
... ... @@ -164,8 +164,11 @@
164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
167 -== 2.3  Specification ==
168 168  
69 +
70 +== 1.3  Specification ==
71 +
72 +
169 169  * CPU: 32-bit 48 MHz
170 170  * Flash: 256KB
171 171  * RAM: 64KB
... ... @@ -184,463 +184,358 @@
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
192 192  
93 +== 1.4  Pin Mapping & LED ==
193 193  
194 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
195 195  
196 -Show connection diagram：
96 +[[image:image-20220817085048-1.png||height="533" width="734"]]
197 197  
198 -[[image:image-20220723170210-2.png||height="908" width="681"]]
199 199  
200 -1.open Arduino IDE
201 201  
202 -[[image:image-20220723170545-4.png]]
100 +~1. The LED lights up red when there is an upstream data packet
101 +2. When the network is successfully connected, the green light will be on for 5 seconds
102 +3. Purple light on when receiving downlink data packets
203 203  
204 -2.Open project
205 205  
206 -[[image:image-20220723170750-5.png||height="533" width="930"]]
105 +[[image:image-20220820112305-1.png||height="515" width="749"]]
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
209 209  
210 -[[image:image-20220723171228-6.png]]
211 211  
212 -4.After the upload is successful, open the serial port monitoring and send the AT command
109 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
213 213  
214 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
215 215  
216 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
112 +**Show connection diagram：**
217 217  
218 -1.Open project
219 219  
220 -[[image:image-20220723172502-8.png]]
115 +[[image:image-20220723170210-2.png||height="908" width="681"]]
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
223 223  
224 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
225 225  
119 +(% style="color:blue" %)**1.  open Arduino IDE**
226 226  
227 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
228 228  
229 -1.Open project
122 +[[image:image-20220723170545-4.png]]
230 230  
231 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
232 232  
233 -2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
234 234  
235 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
126 +(% style="color:blue" %)**2.  Open project**
236 236  
237 237  
238 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
129 +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]]
239 239  
240 240  
241 -=== 2.8.1  Items needed for update ===
132 +[[image:image-20220726135239-1.png]]
242 242  
243 -1. LA66 LoRaWAN Shield
244 -1. Arduino
245 -1. USB TO TTL Adapter
246 246  
247 -[[image:image-20220602100052-2.png||height="385" width="600"]]
248 248  
136 +(% 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**
249 249  
250 -=== 2.8.2  Connection ===
251 251  
139 +[[image:image-20220726135356-2.png]]
252 252  
253 -[[image:image-20220602101311-3.png||height="276" width="600"]]
254 254  
255 255  
256 -(((
257 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
258 -)))
143 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
259 259  
260 -(((
261 -(% style="background-color:yellow" %)**GND  <-> GND
262 -TXD  <->  TXD
263 -RXD  <->  RXD**
264 -)))
265 265  
146 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
266 266  
267 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
268 268  
269 -Connect USB TTL Adapter to PC after connecting the wires
270 270  
150 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
271 271  
272 -[[image:image-20220602102240-4.png||height="304" width="600"]]
273 273  
153 +(% style="color:blue" %)**1.  Open project**
274 274  
275 -=== 2.8.3  Upgrade steps ===
276 276  
156 +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]]
277 277  
278 -==== 1.  Switch SW1 to put in ISP position ====
279 279  
159 +[[image:image-20220723172502-8.png]]
280 280  
281 -[[image:image-20220602102824-5.png||height="306" width="600"]]
282 282  
283 283  
163 +(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
284 284  
285 -==== 2.  Press the RST switch once ====
286 286  
166 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
287 287  
288 -[[image:image-20220602104701-12.png||height="285" width="600"]]
289 289  
290 290  
170 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
291 291  
292 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
293 293  
173 +(% style="color:blue" %)**1.  Open project**
294 294  
295 -(((
296 -(% 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/]]**
297 -)))
298 298  
176 +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]]
299 299  
300 -[[image:image-20220602103227-6.png]]
301 301  
179 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
302 302  
303 -[[image:image-20220602103357-7.png]]
304 304  
305 305  
183 +(% 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**
306 306  
307 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
308 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
309 309  
186 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
310 310  
311 -[[image:image-20220602103844-8.png]]
312 312  
313 313  
314 314  
315 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 -(% style="color:blue" %)**3. Select the bin file to burn**
317 317  
192 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
318 318  
319 -[[image:image-20220602104144-9.png]]
320 320  
195 +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/]]
321 321  
322 -[[image:image-20220602104251-10.png]]
323 323  
198 +[[image:image-20220723175700-12.png||height="602" width="995"]]
324 324  
325 -[[image:image-20220602104402-11.png]]
326 326  
327 327  
202 +== 1.8  Example: How to join helium ==
328 328  
329 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 -(% style="color:blue" %)**4. Click to start the download**
331 331  
332 -[[image:image-20220602104923-13.png]]
205 +(% style="color:blue" %)**1.  Create a new device.**
333 333  
334 334  
208 +[[image:image-20220907165500-1.png||height="464" width="940"]]
335 335  
336 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
337 -(% style="color:blue" %)**5. Check update process**
338 338  
339 339  
340 -[[image:image-20220602104948-14.png]]
212 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
341 341  
342 342  
215 +[[image:image-20220907165837-2.png||height="375" width="809"]]
343 343  
344 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
345 -(% style="color:blue" %)**The following picture shows that the burning is successful**
346 346  
347 -[[image:image-20220602105251-15.png]]
348 348  
219 +(% style="color:blue" %)**3.  Use AT commands.**
349 349  
350 350  
351 -= 3.  LA66 USB LoRaWAN Adapter =
222 +[[image:image-20220602100052-2.png||height="385" width="600"]]
352 352  
353 353  
354 -== 3.1  Overview ==
355 355  
226 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
356 356  
357 -[[image:image-20220715001142-3.png||height="145" width="220"]]
358 358  
229 +[[image:image-20220907170308-3.png||height="556" width="617"]]
359 359  
360 -(((
361 -(% 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.
362 -)))
363 363  
364 -(((
365 -(% 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.
366 -)))
367 367  
368 -(((
369 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
370 -)))
233 +(% style="color:blue" %)**5.  Network successfully.**
371 371  
372 -(((
373 -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.
374 -)))
375 375  
376 -(((
377 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
378 -)))
236 +[[image:image-20220907170436-4.png]]
379 379  
380 380  
381 381  
382 -== 3.2  Features ==
240 +(% style="color:blue" %)**6.  Send uplink using command**
383 383  
384 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
385 -* Ultra-long RF range
386 -* Support LoRaWAN v1.0.4 protocol
387 -* Support peer-to-peer protocol
388 -* TCXO crystal to ensure RF performance on low temperature
389 -* Spring RF antenna
390 -* Available in different frequency LoRaWAN frequency bands.
391 -* World-wide unique OTAA keys.
392 -* AT Command via UART-TTL interface
393 -* Firmware upgradable via UART interface
394 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
395 395  
396 -== 3.3  Specification ==
243 +[[image:image-20220912084334-1.png]]
397 397  
398 -* CPU: 32-bit 48 MHz
399 -* Flash: 256KB
400 -* RAM: 64KB
401 -* Input Power Range: 5v
402 -* Frequency Range: 150 MHz ~~ 960 MHz
403 -* Maximum Power +22 dBm constant RF output
404 -* High sensitivity: -148 dBm
405 -* Temperature:
406 -** Storage: -55 ~~ +125℃
407 -** Operating: -40 ~~ +85℃
408 -* Humidity:
409 -** Storage: 5 ~~ 95% (Non-Condensing)
410 -** Operating: 10 ~~ 95% (Non-Condensing)
411 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
412 -* LoRa Rx current: <9 mA
413 413  
414 -== 3.4  Pin Mapping & LED ==
246 +[[image:image-20220912084412-3.png]]
415 415  
416 416  
417 417  
418 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
250 +[[image:image-20220907170744-6.png||height="242" width="798"]]
419 419  
420 420  
421 -(((
422 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
423 -)))
424 424  
254 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
425 425  
426 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
427 427  
257 +=== 1.9.1  Items needed for update ===
428 428  
429 -[[image:image-20220723100027-1.png]]
430 430  
260 +1. LA66 LoRaWAN Shield
261 +1. Arduino
262 +1. USB TO TTL Adapter
431 431  
432 -Open the serial port tool
264 +[[image:image-20220602100052-2.png||height="385" width="600"]]
433 433  
434 -[[image:image-20220602161617-8.png]]
435 435  
436 -[[image:image-20220602161718-9.png||height="457" width="800"]]
437 437  
268 +=== 1.9.2  Connection ===
438 438  
439 439  
440 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
271 +[[image:image-20220602101311-3.png||height="276" width="600"]]
441 441  
442 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
443 443  
274 +(((
275 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 +)))
444 444  
445 -[[image:image-20220602161935-10.png||height="498" width="800"]]
278 +(((
279 +(% style="background-color:yellow" %)**GND  <-> GND
280 +TXD  <->  TXD
281 +RXD  <->  RXD**
282 +)))
446 446  
447 447  
285 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
448 448  
449 -(% style="color:blue" %)**3. See Uplink Command**
287 +Connect USB TTL Adapter to PC after connecting the wires
450 450  
451 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
452 452  
453 -example: AT+SENDB=01,02,8,05820802581ea0a5
290 +[[image:image-20220602102240-4.png||height="304" width="600"]]
454 454  
455 -[[image:image-20220602162157-11.png||height="497" width="800"]]
456 456  
457 457  
294 +=== 1.9.3  Upgrade steps ===
458 458  
459 -(% style="color:blue" %)**4. Check to see if TTN received the message**
460 460  
461 -[[image:image-20220602162331-12.png||height="420" width="800"]]
462 462  
298 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
463 463  
464 464  
465 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
301 +[[image:image-20220602102824-5.png||height="306" width="600"]]
466 466  
467 467  
468 -**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]]
469 469  
470 -(**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]])
471 471  
472 -(% style="color:red" %)**Preconditions:**
306 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
473 473  
474 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
475 475  
476 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
309 +[[image:image-20220817085447-1.png]]
477 477  
478 478  
479 479  
480 -(% style="color:blue" %)**Steps for usage:**
481 481  
482 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
314 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
483 483  
484 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
485 485  
486 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
487 487  
318 +(((
319 +(% style="color:blue" %)**1.  Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
320 +)))
488 488  
489 489  
490 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
323 +[[image:image-20220602103227-6.png]]
491 491  
492 492  
493 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
326 +[[image:image-20220602103357-7.png]]
494 494  
495 495  
496 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
497 497  
498 -[[image:image-20220723100439-2.png]]
330 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
499 499  
500 500  
334 +[[image:image-20220602103844-8.png]]
501 501  
502 -(% style="color:blue" %)**2. Install Minicom in RPi.**
503 503  
504 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
505 505  
506 - (% style="background-color:yellow" %)**apt update**
338 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 +(% style="color:blue" %)**3.  Select the bin file to burn**
507 507  
508 - (% style="background-color:yellow" %)**apt install minicom**
509 509  
342 +[[image:image-20220602104144-9.png]]
510 510  
511 -Use minicom to connect to the RPI's terminal
512 512  
513 -[[image:image-20220602153146-3.png||height="439" width="500"]]
345 +[[image:image-20220602104251-10.png]]
514 514  
515 515  
348 +[[image:image-20220602104402-11.png]]
516 516  
517 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
518 518  
519 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
520 520  
352 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 +(% style="color:blue" %)**4.  Click to start the download**
521 521  
522 -[[image:image-20220602154928-5.png||height="436" width="500"]]
523 523  
356 +[[image:image-20220602104923-13.png]]
524 524  
525 525  
526 -(% style="color:blue" %)**4. Send Uplink message**
527 527  
528 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
360 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 +(% style="color:blue" %)**5.  Check update process**
529 529  
530 -example: AT+SENDB=01,02,8,05820802581ea0a5
531 531  
364 +[[image:image-20220602104948-14.png]]
532 532  
533 -[[image:image-20220602160339-6.png||height="517" width="600"]]
534 534  
535 535  
368 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 +(% style="color:blue" %)**The following picture shows that the burning is successful**
536 536  
537 -Check to see if TTN received the message
538 538  
539 -[[image:image-20220602160627-7.png||height="369" width="800"]]
372 +[[image:image-20220602105251-15.png]]
540 540  
541 541  
542 542  
543 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
376 += 2.  FAQ =
544 544  
545 -=== 3.8.1 DRAGINO-LA66-APP ===
546 546  
547 -[[image:image-20220723102027-3.png]]
379 +== 2.1  How to Compile Source Code for LA66? ==
548 548  
549 -==== Overview： ====
550 550  
551 -DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
382 +Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
552 552  
553 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
554 554  
555 -==== Conditions of Use： ====
556 556  
557 -Requires a type-c to USB adapter
386 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
558 558  
559 -[[image:image-20220723104754-4.png]]
560 560  
561 -==== Use of APP: ====
389 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
562 562  
563 -Function and page introduction
564 564  
565 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
566 566  
567 -1.Display LA66 USB LoRaWAN Module connection status
393 += 3.  Order Info =
568 568  
569 -2.Check and reconnect
570 570  
571 -3.Turn send timestamps on or off
396 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
572 572  
573 -4.Display LoRaWan connection status
574 574  
575 -5.Check LoRaWan connection status
399 +(% style="color:blue" %)**XXX**(%%): The default frequency band
576 576  
577 -6.The RSSI value of the node when the ACK is received
401 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
402 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
403 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
404 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
405 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
406 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
407 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
408 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
409 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
578 578  
579 -7.Node's Signal Strength Icon
580 580  
581 -8.Set the packet sending interval of the node in seconds
582 582  
583 -9.AT command input box
413 += 4.  Reference =
584 584  
585 -10.Send AT command button
586 586  
587 -11.Node log box
416 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
588 588  
589 -12.clear log button
590 590  
591 -13.exit button
592 592  
593 -LA66 USB LoRaWAN Module not connected
420 += 5.  FCC Statement =
594 594  
595 -[[image:image-20220723110520-5.png||height="903" width="677"]]
596 596  
597 -Connect LA66 USB LoRaWAN Module
423 +(% style="color:red" %)**FCC Caution:**
598 598  
599 -[[image:image-20220723110626-6.png||height="906" width="680"]]
425 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
600 600  
601 -=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
427 +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.
602 602  
603 -1.Register LA66 USB LoRaWAN Module to TTNV3
604 604  
605 -[[image:image-20220723134549-8.png]]
430 +(% style="color:red" %)**IMPORTANT NOTE: **
606 606  
607 -2.Open Node-RED,And import the JSON file to generate the flow
432 +(% 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:
608 608  
609 -Sample JSON file please go to this link to download：放置JSON文件的链接
434 +—Reorient or relocate the receiving antenna.
610 610  
611 -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/]]
436 +—Increase the separation between the equipment and receiver.
612 612  
613 -The following is the positioning effect map
438 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
614 614  
615 -[[image:image-20220723144339-1.png]]
440 +—Consult the dealer or an experienced radio/TV technician for help.
616 616  
617 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
618 618  
619 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
443 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
620 620  
621 -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)
622 -
623 -[[image:image-20220723150132-2.png]]
624 -
625 -
626 -= 4.  Order Info =
627 -
628 -
629 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
630 -
631 -
632 -(% style="color:blue" %)**XXX**(%%): The default frequency band
633 -
634 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
635 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
636 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
637 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
638 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
639 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
640 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
641 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
642 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
643 -
644 -= 5.  Reference =
645 -
646 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
445 +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. 
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