Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 101.1 >
edited by Xiaoling
on 2022/07/20 11:18
To version < 166.2 >
edited by Xiaoling
on 2022/11/14 11:41
>
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Summary

Details

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Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Shield User Manual
Content
... ... @@ -6,15 +6,15 @@
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 +
15 15  (((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 +[[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
20 20  (((
... ... @@ -22,13 +22,12 @@
22 22  )))
23 23  
24 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.
25 +(% 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.
26 26  )))
27 -)))
28 28  
29 29  (((
30 30  (((
31 -(% 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.
30 +(% 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 32  )))
33 33  )))
34 34  
... ... @@ -36,8 +36,10 @@
36 36  (((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 38  )))
38 +)))
39 39  
40 40  (((
41 +(((
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 42  )))
43 43  )))
... ... @@ -52,10 +52,12 @@
52 52  
53 53  == 1.2  Features ==
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
56 +
57 +* Arduino Shield base on LA66 LoRaWAN module
58 +* Support LoRaWAN v1.0.3 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
58 -* SMD Antenna pad and i-pex antenna connector
61 +* SMA connector
59 59  * Available in different frequency LoRaWAN frequency bands.
60 60  * World-wide unique OTAA keys.
61 61  * AT Command via UART-TTL interface
... ... @@ -66,6 +66,7 @@
66 66  
67 67  == 1.3  Specification ==
68 68  
72 +
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -86,465 +86,355 @@
86 86  
87 87  
88 88  
89 -== 1.4  AT Command ==
93 +== 1.4  Pin Mapping & LED ==
90 90  
91 91  
92 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
96 +[[image:image-20220817085048-1.png||height="533" width="734"]]
93 93  
94 94  
95 95  
96 -== 1.5  Dimension ==
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
97 97  
98 -[[image:image-20220718094750-3.png]]
99 99  
105 +[[image:image-20220820112305-1.png||height="515" width="749"]]
100 100  
101 101  
102 -== 1.6  Pin Mapping ==
103 103  
109 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
104 104  
105 -[[image:image-20220719093156-1.png]]
106 106  
112 +**Show connection diagram：**
107 107  
108 108  
109 -== 1.7  Land Pattern ==
115 +[[image:image-20220723170210-2.png||height="908" width="681"]]
110 110  
111 -[[image:image-20220517072821-2.png]]
112 112  
113 113  
119 +(% style="color:blue" %)**1.  open Arduino IDE**
114 114  
115 -= 2.  LA66 LoRaWAN Shield =
116 116  
122 +[[image:image-20220723170545-4.png]]
117 117  
118 -== 2.1  Overview ==
119 119  
120 120  
121 -(((
122 -[[image:image-20220715000826-2.png||height="145" width="220"]]
123 -)))
126 +(% style="color:blue" %)**2.  Open project**
124 124  
125 -(((
126 -
127 -)))
128 128  
129 -(((
130 -(% 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.
131 -)))
129 +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]]
132 132  
133 -(((
134 -(((
135 -(% 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.
136 -)))
137 -)))
131 +[[image:image-20220726135239-1.png]]
138 138  
139 -(((
140 -(((
141 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
142 -)))
143 -)))
144 144  
145 -(((
146 -(((
147 -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.
148 -)))
149 -)))
150 150  
151 -(((
152 -(((
153 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
154 -)))
155 -)))
135 +(% 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**
156 156  
157 157  
138 +[[image:image-20220726135356-2.png]]
158 158  
159 -== 2.2  Features ==
160 160  
161 -* Arduino Shield base on LA66 LoRaWAN module
162 -* Support LoRaWAN v1.0.4 protocol
163 -* Support peer-to-peer protocol
164 -* TCXO crystal to ensure RF performance on low temperature
165 -* SMA connector
166 -* Available in different frequency LoRaWAN frequency bands.
167 -* World-wide unique OTAA keys.
168 -* AT Command via UART-TTL interface
169 -* Firmware upgradable via UART interface
170 -* Ultra-long RF range
171 171  
142 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
172 172  
173 173  
174 -== 2.3  Specification ==
145 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
175 175  
176 -* CPU: 32-bit 48 MHz
177 -* Flash: 256KB
178 -* RAM: 64KB
179 -* Input Power Range: 1.8v ~~ 3.7v
180 -* Power Consumption: < 4uA.
181 -* Frequency Range: 150 MHz ~~ 960 MHz
182 -* Maximum Power +22 dBm constant RF output
183 -* High sensitivity: -148 dBm
184 -* Temperature:
185 -** Storage: -55 ~~ +125℃
186 -** Operating: -40 ~~ +85℃
187 -* Humidity:
188 -** Storage: 5 ~~ 95% (Non-Condensing)
189 -** Operating: 10 ~~ 95% (Non-Condensing)
190 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
191 -* LoRa Rx current: <9 mA
192 -* I/O Voltage: 3.3v
193 193  
194 194  
149 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
195 195  
196 -== 2.4  Pin Mapping & LED ==
197 197  
152 +(% style="color:blue" %)**1.  Open project**
198 198  
199 199  
200 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
155 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
201 201  
202 202  
158 +[[image:image-20220723172502-8.png]]
203 203  
204 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
205 205  
206 206  
162 +(% 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**
207 207  
208 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
209 209  
165 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
210 210  
211 211  
212 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
213 213  
169 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
214 214  
215 -=== 2.8.1  Items needed for update ===
216 216  
217 -1. LA66 LoRaWAN Shield
218 -1. Arduino
219 -1. USB TO TTL Adapter
172 +(% style="color:blue" %)**1.  Open project**
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
222 222  
175 +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]]
223 223  
224 -=== 2.8.2  Connection ===
225 225  
178 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
226 226  
227 -[[image:image-20220602101311-3.png||height="276" width="600"]]
228 228  
229 229  
230 -(((
231 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
232 -)))
182 +(% 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**
233 233  
234 -(((
235 -(% style="background-color:yellow" %)**GND  <-> GND
236 -TXD  <->  TXD
237 -RXD  <->  RXD**
238 -)))
239 239  
185 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
240 240  
241 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
242 242  
243 -Connect USB TTL Adapter to PC after connecting the wires
244 244  
245 245  
246 -[[image:image-20220602102240-4.png||height="304" width="600"]]
247 247  
191 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
248 248  
249 -=== 2.8.3  Upgrade steps ===
250 250  
194 +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/]]
251 251  
252 -==== 1.  Switch SW1 to put in ISP position ====
253 253  
197 +[[image:image-20220723175700-12.png||height="602" width="995"]]
254 254  
255 -[[image:image-20220602102824-5.png||height="306" width="600"]]
256 256  
257 257  
201 +== 1.8  Example: How to join helium ==
258 258  
259 -==== 2.  Press the RST switch once ====
260 260  
204 +(% style="color:blue" %)**1.  Create a new device.**
261 261  
262 -[[image:image-20220602104701-12.png||height="285" width="600"]]
263 263  
207 +[[image:image-20220907165500-1.png||height="464" width="940"]]
264 264  
265 265  
266 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
267 267  
211 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
268 268  
269 -(((
270 -(% 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/]]**
271 -)))
272 272  
214 +[[image:image-20220907165837-2.png||height="375" width="809"]]
273 273  
274 -[[image:image-20220602103227-6.png]]
275 275  
276 276  
277 -[[image:image-20220602103357-7.png]]
218 +(% style="color:blue" %)**3.  Use AT commands.**
278 278  
279 279  
221 +[[image:image-20220602100052-2.png||height="385" width="600"]]
280 280  
281 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
282 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
283 283  
284 284  
285 -[[image:image-20220602103844-8.png]]
225 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
286 286  
287 287  
228 +[[image:image-20220907170308-3.png||height="556" width="617"]]
288 288  
289 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
290 -(% style="color:blue" %)**3. Select the bin file to burn**
291 291  
292 292  
293 -[[image:image-20220602104144-9.png]]
232 +(% style="color:blue" %)**5.  Network successfully.**
294 294  
295 295  
296 -[[image:image-20220602104251-10.png]]
235 +[[image:image-20220907170436-4.png]]
297 297  
298 298  
299 -[[image:image-20220602104402-11.png]]
300 300  
239 +(% style="color:blue" %)**6.  Send uplink using command**
301 301  
302 302  
303 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
304 -(% style="color:blue" %)**4. Click to start the download**
242 +[[image:image-20220912084334-1.png]]
305 305  
306 -[[image:image-20220602104923-13.png]]
307 307  
245 +[[image:image-20220912084412-3.png]]
308 308  
309 309  
310 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
311 -(% style="color:blue" %)**5. Check update process**
312 312  
249 +[[image:image-20220907170744-6.png||height="242" width="798"]]
313 313  
314 -[[image:image-20220602104948-14.png]]
315 315  
316 316  
253 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
317 317  
318 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
319 -(% style="color:blue" %)**The following picture shows that the burning is successful**
320 320  
321 -[[image:image-20220602105251-15.png]]
256 +=== 1.9.1  Items needed for update ===
322 322  
323 323  
259 +1. LA66 LoRaWAN Shield
260 +1. Arduino
261 +1. USB TO TTL Adapter
324 324  
325 -= 3.  LA66 USB LoRaWAN Adapter =
263 +[[image:image-20220602100052-2.png||height="385" width="600"]]
326 326  
327 327  
328 -== 3.1  Overview ==
329 329  
267 +=== 1.9.2  Connection ===
330 330  
331 -[[image:image-20220715001142-3.png||height="145" width="220"]]
332 332  
270 +[[image:image-20220602101311-3.png||height="276" width="600"]]
333 333  
334 -(((
335 -(% 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.
336 -)))
337 337  
338 338  (((
339 -(% 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.
274 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
340 340  )))
341 341  
342 342  (((
343 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
278 +(% style="background-color:yellow" %)**GND  <-> GND
279 +TXD  <->  TXD
280 +RXD  <->  RXD**
344 344  )))
345 345  
346 -(((
347 -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.
348 -)))
349 349  
350 -(((
351 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
352 -)))
284 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
353 353  
286 +Connect USB TTL Adapter to PC after connecting the wires
354 354  
355 355  
356 -== 3.2  Features ==
289 +[[image:image-20220602102240-4.png||height="304" width="600"]]
357 357  
358 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
359 -* Ultra-long RF range
360 -* Support LoRaWAN v1.0.4 protocol
361 -* Support peer-to-peer protocol
362 -* TCXO crystal to ensure RF performance on low temperature
363 -* Spring RF antenna
364 -* Available in different frequency LoRaWAN frequency bands.
365 -* World-wide unique OTAA keys.
366 -* AT Command via UART-TTL interface
367 -* Firmware upgradable via UART interface
368 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
369 369  
370 370  
293 +=== 1.9.3  Upgrade steps ===
371 371  
372 -== 3.3  Specification ==
373 373  
374 -* CPU: 32-bit 48 MHz
375 -* Flash: 256KB
376 -* RAM: 64KB
377 -* Input Power Range: 5v
378 -* Frequency Range: 150 MHz ~~ 960 MHz
379 -* Maximum Power +22 dBm constant RF output
380 -* High sensitivity: -148 dBm
381 -* Temperature:
382 -** Storage: -55 ~~ +125℃
383 -** Operating: -40 ~~ +85℃
384 -* Humidity:
385 -** Storage: 5 ~~ 95% (Non-Condensing)
386 -** Operating: 10 ~~ 95% (Non-Condensing)
387 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
388 -* LoRa Rx current: <9 mA
389 389  
297 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
390 390  
391 391  
392 -== 3.4  Pin Mapping & LED ==
300 +[[image:image-20220602102824-5.png||height="306" width="600"]]
393 393  
394 394  
395 395  
396 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
397 397  
305 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
398 398  
399 -(((
400 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
401 -)))
402 402  
308 +[[image:image-20220817085447-1.png]]
403 403  
404 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
405 405  
406 406  
407 -[[image:image-20220602171217-1.png||height="538" width="800"]]
408 408  
313 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
409 409  
410 -Open the serial port tool
411 411  
412 -[[image:image-20220602161617-8.png]]
413 413  
414 -[[image:image-20220602161718-9.png||height="457" width="800"]]
317 +(((
318 +(% 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]]**
319 +)))
415 415  
416 416  
322 +[[image:image-20220602103227-6.png]]
417 417  
418 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
419 419  
420 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
325 +[[image:image-20220602103357-7.png]]
421 421  
422 422  
423 -[[image:image-20220602161935-10.png||height="498" width="800"]]
424 424  
329 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
330 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
425 425  
426 426  
427 -(% style="color:blue" %)**3. See Uplink Command**
333 +[[image:image-20220602103844-8.png]]
428 428  
429 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
430 430  
431 -example: AT+SENDB=01,02,8,05820802581ea0a5
432 432  
433 -[[image:image-20220602162157-11.png||height="497" width="800"]]
337 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
338 +(% style="color:blue" %)**3.  Select the bin file to burn**
434 434  
435 435  
341 +[[image:image-20220602104144-9.png]]
436 436  
437 -(% style="color:blue" %)**4. Check to see if TTN received the message**
438 438  
439 -[[image:image-20220602162331-12.png||height="420" width="800"]]
344 +[[image:image-20220602104251-10.png]]
440 440  
441 441  
347 +[[image:image-20220602104402-11.png]]
442 442  
443 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
444 444  
445 445  
446 -**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]]
351 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
352 +(% style="color:blue" %)**4.  Click to start the download**
447 447  
448 448  
449 -(% style="color:red" %)**Preconditions:**
355 +[[image:image-20220602104923-13.png]]
450 450  
451 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
452 452  
453 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
454 454  
359 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
360 +(% style="color:blue" %)**5.  Check update process**
455 455  
456 456  
457 -(% style="color:blue" %)**Steps for usage:**
363 +[[image:image-20220602104948-14.png]]
458 458  
459 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
460 460  
461 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
462 462  
463 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
367 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
368 +(% style="color:blue" %)**The following picture shows that the burning is successful**
464 464  
465 465  
371 +[[image:image-20220602105251-15.png]]
466 466  
467 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
468 468  
469 469  
470 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
375 += 2.  FAQ =
471 471  
472 472  
473 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
378 +== 2.1  How to Compile Source Code for LA66? ==
474 474  
475 -[[image:image-20220602171233-2.png||height="538" width="800"]]
476 476  
381 +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]]
477 477  
478 478  
479 -(% style="color:blue" %)**2. Install Minicom in RPi.**
480 480  
481 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
385 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
482 482  
483 - (% style="background-color:yellow" %)**apt update**
484 484  
485 - (% style="background-color:yellow" %)**apt install minicom**
388 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
486 486  
487 487  
488 -Use minicom to connect to the RPI's terminal
489 489  
490 -[[image:image-20220602153146-3.png||height="439" width="500"]]
392 += 3.  Order Info =
491 491  
492 492  
395 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
493 493  
494 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
495 495  
496 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
398 +(% style="color:blue" %)**XXX**(%%): The default frequency band
497 497  
400 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
401 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
402 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
403 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
404 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
405 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
406 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
407 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
408 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
498 498  
499 -[[image:image-20220602154928-5.png||height="436" width="500"]]
500 500  
501 501  
412 += 4.  Reference =
502 502  
503 -(% style="color:blue" %)**4. Send Uplink message**
504 504  
505 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
415 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
506 506  
507 -example: AT+SENDB=01,02,8,05820802581ea0a5
508 508  
509 509  
510 -[[image:image-20220602160339-6.png||height="517" width="600"]]
419 += 5.  FCC Statement =
511 511  
512 512  
422 +(% style="color:red" %)**FCC Caution:**
513 513  
514 -Check to see if TTN received the message
424 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
515 515  
516 -[[image:image-20220602160627-7.png||height="369" width="800"]]
426 +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.
517 517  
518 518  
429 +(% style="color:red" %)**IMPORTANT NOTE: **
519 519  
520 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
431 +(% 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:
521 521  
433 +—Reorient or relocate the receiving antenna.
522 522  
435 +—Increase the separation between the equipment and receiver.
523 523  
524 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
437 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
525 525  
439 +—Consult the dealer or an experienced radio/TV technician for help.
526 526  
527 527  
442 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
528 528  
529 -= 4.  Order Info =
530 -
531 -
532 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
533 -
534 -
535 -(% style="color:blue" %)**XXX**(%%): The default frequency band
536 -
537 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
538 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
539 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
540 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
541 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
542 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
543 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
544 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
545 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
546 -
547 -
548 -= 5.  Reference =
549 -
550 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
444 +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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