Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 129.1 >
edited by Herong Lu
on 2022/07/23 17:33
To version < 166.3 >
edited by Xiaoling
on 2023/05/26 13:55
>
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 +164,10 @@
164 164  * Firmware upgradable via UART interface
165 165  * Ultra-long RF range
166 166  
167 -== 2.3  Specification ==
168 168  
69 +== 1.3  Specification ==
70 +
71 +
169 169  * CPU: 32-bit 48 MHz
170 170  * Flash: 256KB
171 171  * RAM: 64KB
... ... @@ -184,448 +184,351 @@
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
91 +== 1.4  Pin Mapping & LED ==
192 192  
193 193  
194 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
94 +[[image:image-20220817085048-1.png||height="533" width="734"]]
195 195  
196 -Show connection diagram：
197 197  
198 -[[image:image-20220723170210-2.png||height="908" width="681"]]
199 199  
200 -1.open Arduino IDE
98 +~1. The LED lights up red when there is an upstream data packet
99 +2. When the network is successfully connected, the green light will be on for 5 seconds
100 +3. Purple light on when receiving downlink data packets
201 201  
202 -[[image:image-20220723170545-4.png]]
203 203  
204 -2.Open project
103 +[[image:image-20220820112305-1.png||height="515" width="749"]]
205 205  
206 -[[image:image-20220723170750-5.png]]
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]]
107 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
211 211  
212 -4.After the upload is successful, open the serial port monitoring and send the AT command
213 213  
110 +**Show connection diagram：**
214 214  
215 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
216 216  
113 +[[image:image-20220723170210-2.png||height="908" width="681"]]
217 217  
218 218  
219 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
220 220  
117 +(% style="color:blue" %)**1.  open Arduino IDE**
221 221  
222 222  
223 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
120 +[[image:image-20220723170545-4.png]]
224 224  
225 225  
226 -=== 2.8.1  Items needed for update ===
227 227  
228 -1. LA66 LoRaWAN Shield
229 -1. Arduino
230 -1. USB TO TTL Adapter
124 +(% style="color:blue" %)**2.  Open project**
231 231  
232 -[[image:image-20220602100052-2.png||height="385" width="600"]]
233 233  
127 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
234 234  
235 -=== 2.8.2  Connection ===
129 +[[image:image-20220726135239-1.png]]
236 236  
237 237  
238 -[[image:image-20220602101311-3.png||height="276" width="600"]]
239 239  
133 +(% 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**
240 240  
241 -(((
242 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
243 -)))
244 244  
245 -(((
246 -(% style="background-color:yellow" %)**GND  <-> GND
247 -TXD  <->  TXD
248 -RXD  <->  RXD**
249 -)))
136 +[[image:image-20220726135356-2.png]]
250 250  
251 251  
252 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
253 253  
254 -Connect USB TTL Adapter to PC after connecting the wires
140 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
255 255  
256 256  
257 -[[image:image-20220602102240-4.png||height="304" width="600"]]
143 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
258 258  
259 259  
260 -=== 2.8.3  Upgrade steps ===
261 261  
147 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
262 262  
263 -==== 1.  Switch SW1 to put in ISP position ====
264 264  
150 +(% style="color:blue" %)**1.  Open project**
265 265  
266 -[[image:image-20220602102824-5.png||height="306" width="600"]]
267 267  
153 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
268 268  
269 269  
270 -==== 2.  Press the RST switch once ====
156 +[[image:image-20220723172502-8.png]]
271 271  
272 272  
273 -[[image:image-20220602104701-12.png||height="285" width="600"]]
274 274  
160 +(% 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**
275 275  
276 276  
277 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
163 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
278 278  
279 279  
280 -(((
281 -(% 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/]]**
282 -)))
283 283  
167 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
284 284  
285 -[[image:image-20220602103227-6.png]]
286 286  
170 +(% style="color:blue" %)**1.  Open project**
287 287  
288 -[[image:image-20220602103357-7.png]]
289 289  
173 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
290 290  
291 291  
292 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
293 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
176 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
294 294  
295 295  
296 -[[image:image-20220602103844-8.png]]
297 297  
180 +(% 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**
298 298  
299 299  
300 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
301 -(% style="color:blue" %)**3. Select the bin file to burn**
183 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
302 302  
303 303  
304 -[[image:image-20220602104144-9.png]]
305 305  
306 306  
307 -[[image:image-20220602104251-10.png]]
308 308  
189 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
309 309  
310 -[[image:image-20220602104402-11.png]]
311 311  
192 +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/]]
312 312  
313 313  
314 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
315 -(% style="color:blue" %)**4. Click to start the download**
195 +[[image:image-20220723175700-12.png||height="602" width="995"]]
316 316  
317 -[[image:image-20220602104923-13.png]]
318 318  
319 319  
199 +== 1.8  Example: How to join helium ==
320 320  
321 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
322 -(% style="color:blue" %)**5. Check update process**
323 323  
202 +(% style="color:blue" %)**1.  Create a new device.**
324 324  
325 -[[image:image-20220602104948-14.png]]
326 326  
205 +[[image:image-20220907165500-1.png||height="464" width="940"]]
327 327  
328 328  
329 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
330 -(% style="color:blue" %)**The following picture shows that the burning is successful**
331 331  
332 -[[image:image-20220602105251-15.png]]
209 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
333 333  
334 334  
212 +[[image:image-20220907165837-2.png||height="375" width="809"]]
335 335  
336 -= 3.  LA66 USB LoRaWAN Adapter =
337 337  
338 338  
339 -== 3.1  Overview ==
216 +(% style="color:blue" %)**3.  Use AT commands.**
340 340  
341 341  
342 -[[image:image-20220715001142-3.png||height="145" width="220"]]
219 +[[image:image-20220602100052-2.png||height="385" width="600"]]
343 343  
344 344  
345 -(((
346 -(% 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.
347 -)))
348 348  
349 -(((
350 -(% 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.
351 -)))
223 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
352 352  
353 -(((
354 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 -)))
356 356  
357 -(((
358 -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.
359 -)))
226 +[[image:image-20220907170308-3.png||height="556" width="617"]]
360 360  
361 -(((
362 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 -)))
364 364  
365 365  
230 +(% style="color:blue" %)**5.  Network successfully.**
366 366  
367 -== 3.2  Features ==
368 368  
369 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
370 -* Ultra-long RF range
371 -* Support LoRaWAN v1.0.4 protocol
372 -* Support peer-to-peer protocol
373 -* TCXO crystal to ensure RF performance on low temperature
374 -* Spring RF antenna
375 -* Available in different frequency LoRaWAN frequency bands.
376 -* World-wide unique OTAA keys.
377 -* AT Command via UART-TTL interface
378 -* Firmware upgradable via UART interface
379 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
233 +[[image:image-20220907170436-4.png]]
380 380  
381 -== 3.3  Specification ==
382 382  
383 -* CPU: 32-bit 48 MHz
384 -* Flash: 256KB
385 -* RAM: 64KB
386 -* Input Power Range: 5v
387 -* Frequency Range: 150 MHz ~~ 960 MHz
388 -* Maximum Power +22 dBm constant RF output
389 -* High sensitivity: -148 dBm
390 -* Temperature:
391 -** Storage: -55 ~~ +125℃
392 -** Operating: -40 ~~ +85℃
393 -* Humidity:
394 -** Storage: 5 ~~ 95% (Non-Condensing)
395 -** Operating: 10 ~~ 95% (Non-Condensing)
396 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
397 -* LoRa Rx current: <9 mA
398 398  
399 -== 3.4  Pin Mapping & LED ==
237 +(% style="color:blue" %)**6.  Send uplink using command**
400 400  
401 401  
240 +[[image:image-20220912084334-1.png]]
402 402  
403 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
404 404  
243 +[[image:image-20220912084412-3.png]]
405 405  
406 -(((
407 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
408 -)))
409 409  
410 410  
411 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
247 +[[image:image-20220907170744-6.png||height="242" width="798"]]
412 412  
413 413  
414 -[[image:image-20220723100027-1.png]]
415 415  
251 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
416 416  
417 -Open the serial port tool
418 418  
419 -[[image:image-20220602161617-8.png]]
254 +=== 1.9.1  Items needed for update ===
420 420  
421 -[[image:image-20220602161718-9.png||height="457" width="800"]]
422 422  
257 +1. LA66 LoRaWAN Shield
258 +1. Arduino
259 +1. USB TO TTL Adapter
423 423  
261 +[[image:image-20220602100052-2.png||height="385" width="600"]]
424 424  
425 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
426 426  
427 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
428 428  
265 +=== 1.9.2  Connection ===
429 429  
430 -[[image:image-20220602161935-10.png||height="498" width="800"]]
431 431  
268 +[[image:image-20220602101311-3.png||height="276" width="600"]]
432 432  
433 433  
434 -(% style="color:blue" %)**3. See Uplink Command**
271 +(((
272 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
273 +)))
435 435  
436 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
275 +(((
276 +(% style="background-color:yellow" %)**GND  <-> GND
277 +TXD  <->  TXD
278 +RXD  <->  RXD**
279 +)))
437 437  
438 -example: AT+SENDB=01,02,8,05820802581ea0a5
439 439  
440 -[[image:image-20220602162157-11.png||height="497" width="800"]]
282 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
441 441  
284 +Connect USB TTL Adapter to PC after connecting the wires
442 442  
443 443  
444 -(% style="color:blue" %)**4. Check to see if TTN received the message**
287 +[[image:image-20220602102240-4.png||height="304" width="600"]]
445 445  
446 -[[image:image-20220602162331-12.png||height="420" width="800"]]
447 447  
448 448  
291 +=== 1.9.3  Upgrade steps ===
449 449  
450 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
451 451  
452 452  
453 -**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]]
295 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
454 454  
455 -(**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]])
456 456  
457 -(% style="color:red" %)**Preconditions:**
298 +[[image:image-20220602102824-5.png||height="306" width="600"]]
458 458  
459 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
460 460  
461 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
462 462  
463 463  
303 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
464 464  
465 -(% style="color:blue" %)**Steps for usage:**
466 466  
467 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
306 +[[image:image-20220817085447-1.png]]
468 468  
469 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
470 470  
471 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
472 472  
473 473  
311 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
474 474  
475 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
476 476  
477 477  
478 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
315 +(((
316 +(% 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]]**
317 +)))
479 479  
480 480  
481 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
320 +[[image:image-20220602103227-6.png]]
482 482  
483 -[[image:image-20220723100439-2.png]]
484 484  
323 +[[image:image-20220602103357-7.png]]
485 485  
486 486  
487 -(% style="color:blue" %)**2. Install Minicom in RPi.**
488 488  
489 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
327 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
490 490  
491 - (% style="background-color:yellow" %)**apt update**
492 492  
493 - (% style="background-color:yellow" %)**apt install minicom**
331 +[[image:image-20220602103844-8.png]]
494 494  
495 495  
496 -Use minicom to connect to the RPI's terminal
497 497  
498 -[[image:image-20220602153146-3.png||height="439" width="500"]]
335 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 +(% style="color:blue" %)**3.  Select the bin file to burn**
499 499  
500 500  
339 +[[image:image-20220602104144-9.png]]
501 501  
502 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
503 503  
504 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
342 +[[image:image-20220602104251-10.png]]
505 505  
506 506  
507 -[[image:image-20220602154928-5.png||height="436" width="500"]]
345 +[[image:image-20220602104402-11.png]]
508 508  
509 509  
510 510  
511 -(% style="color:blue" %)**4. Send Uplink message**
349 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 +(% style="color:blue" %)**4.  Click to start the download**
512 512  
513 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
514 514  
515 -example: AT+SENDB=01,02,8,05820802581ea0a5
353 +[[image:image-20220602104923-13.png]]
516 516  
517 517  
518 -[[image:image-20220602160339-6.png||height="517" width="600"]]
519 519  
357 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 +(% style="color:blue" %)**5.  Check update process**
520 520  
521 521  
522 -Check to see if TTN received the message
361 +[[image:image-20220602104948-14.png]]
523 523  
524 -[[image:image-20220602160627-7.png||height="369" width="800"]]
525 525  
526 526  
365 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 +(% style="color:blue" %)**The following picture shows that the burning is successful**
527 527  
528 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
529 529  
530 -=== 3.8.1 DRAGINO-LA66-APP ===
369 +[[image:image-20220602105251-15.png]]
531 531  
532 -[[image:image-20220723102027-3.png]]
533 533  
534 -==== Overview： ====
535 535  
536 -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.
373 += 2.  FAQ =
537 537  
538 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
375 +== 2.1  How to Compile Source Code for LA66? ==
539 539  
540 -==== Conditions of Use： ====
541 541  
542 -Requires a type-c to USB adapter
378 +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]]
543 543  
544 -[[image:image-20220723104754-4.png]]
545 545  
546 -==== Use of APP: ====
547 547  
548 -Function and page introduction
382 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
549 549  
550 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
551 551  
552 -1.Display LA66 USB LoRaWAN Module connection status
385 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
553 553  
554 -2.Check and reconnect
387 += 3.  Order Info =
555 555  
556 -3.Turn send timestamps on or off
557 557  
558 -4.Display LoRaWan connection status
390 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
559 559  
560 -5.Check LoRaWan connection status
561 561  
562 -6.The RSSI value of the node when the ACK is received
393 +(% style="color:blue" %)**XXX**(%%): The default frequency band
563 563  
564 -7.Node's Signal Strength Icon
395 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
396 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
397 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
398 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
399 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
400 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
401 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
402 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
403 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
565 565  
566 -8.Set the packet sending interval of the node in seconds
567 567  
568 -9.AT command input box
406 += 4.  Reference =
569 569  
570 -10.Send AT command button
571 571  
572 -11.Node log box
409 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
573 573  
574 -12.clear log button
575 575  
576 -13.exit button
412 += 5.  FCC Statement =
577 577  
578 -LA66 USB LoRaWAN Module not connected
579 579  
580 -[[image:image-20220723110520-5.png||height="903" width="677"]]
415 +(% style="color:red" %)**FCC Caution:**
581 581  
582 -Connect LA66 USB LoRaWAN Module
417 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
583 583  
584 -[[image:image-20220723110626-6.png||height="906" width="680"]]
419 +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.
585 585  
586 -=== 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 ===
587 587  
588 -1.Register LA66 USB LoRaWAN Module to TTNV3
422 +(% style="color:red" %)**IMPORTANT NOTE: **
589 589  
590 -[[image:image-20220723134549-8.png]]
424 +(% 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:
591 591  
592 -2.Open Node-RED,And import the JSON file to generate the flow
426 +—Reorient or relocate the receiving antenna.
593 593  
594 -Sample JSON file please go to this link to download：放置JSON文件的链接
428 +—Increase the separation between the equipment and receiver.
595 595  
596 -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/]]
430 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
597 597  
598 -The following is the positioning effect map
432 +—Consult the dealer or an experienced radio/TV technician for help.
599 599  
600 -[[image:image-20220723144339-1.png]]
601 601  
602 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
435 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
603 603  
604 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
605 -
606 -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)
607 -
608 -[[image:image-20220723150132-2.png]]
609 -
610 -
611 -= 4.  Order Info =
612 -
613 -
614 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
615 -
616 -
617 -(% style="color:blue" %)**XXX**(%%): The default frequency band
618 -
619 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
620 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
621 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
622 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
623 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
624 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
625 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
626 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
627 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
628 -
629 -= 5.  Reference =
630 -
631 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
437 +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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