Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.4 >
edited by Xiaoling
on 2022/07/19 11:42
To version < 165.5 >
edited by Xiaoling
on 2022/10/10 11:39
>
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Summary

Details

Page properties
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
... ... @@ -63,8 +63,10 @@
63 63  * Ultra-long RF range
64 64  
65 65  
69 +
66 66  == 1.3  Specification ==
67 67  
72 +
68 68  * CPU: 32-bit 48 MHz
69 69  * Flash: 256KB
70 70  * RAM: 64KB
... ... @@ -84,451 +84,357 @@
84 84  * I/O Voltage: 3.3v
85 85  
86 86  
87 -== 1.4  AT Command ==
88 88  
93 +== 1.4  Pin Mapping & LED ==
89 89  
90 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
91 91  
96 +[[image:image-20220817085048-1.png||height="533" width="734"]]
92 92  
93 93  
94 -== 1.5  Dimension ==
95 95  
96 -[[image:image-20220718094750-3.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
97 97  
98 98  
105 +[[image:image-20220820112305-1.png||height="515" width="749"]]
99 99  
100 100  
101 -== 1.6  Pin Mapping ==
102 102  
109 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
103 103  
104 -[[image:image-20220719093156-1.png]]
105 105  
112 +**Show connection diagram：**
106 106  
107 107  
108 -== 1.7  Land Pattern ==
115 +[[image:image-20220723170210-2.png||height="908" width="681"]]
109 109  
110 -[[image:image-20220517072821-2.png]]
111 111  
112 112  
119 +(% style="color:blue" %)**1.  open Arduino IDE**
113 113  
114 -= 2.  LA66 LoRaWAN Shield =
115 115  
122 +[[image:image-20220723170545-4.png]]
116 116  
117 -== 2.1  Overview ==
118 118  
119 119  
120 -(((
121 -[[image:image-20220715000826-2.png||height="145" width="220"]]
122 -)))
126 +(% style="color:blue" %)**2.  Open project**
123 123  
124 -(((
125 -
126 -)))
127 127  
128 -(((
129 -(% 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.
130 -)))
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]]
131 131  
132 -(((
133 -(((
134 -(% 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.
135 -)))
136 -)))
137 137  
138 -(((
139 -(((
140 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 -)))
142 -)))
132 +[[image:image-20220726135239-1.png]]
143 143  
144 -(((
145 -(((
146 -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.
147 -)))
148 -)))
149 149  
150 -(((
151 -(((
152 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 -)))
154 -)))
155 155  
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**
156 156  
157 157  
158 -== 2.2  Features ==
139 +[[image:image-20220726135356-2.png]]
159 159  
160 -* Arduino Shield base on LA66 LoRaWAN module
161 -* Support LoRaWAN v1.0.4 protocol
162 -* Support peer-to-peer protocol
163 -* TCXO crystal to ensure RF performance on low temperature
164 -* SMA connector
165 -* Available in different frequency LoRaWAN frequency bands.
166 -* World-wide unique OTAA keys.
167 -* AT Command via UART-TTL interface
168 -* Firmware upgradable via UART interface
169 -* Ultra-long RF range
170 170  
171 171  
172 -== 2.3  Specification ==
143 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
173 173  
174 -* CPU: 32-bit 48 MHz
175 -* Flash: 256KB
176 -* RAM: 64KB
177 -* Input Power Range: 1.8v ~~ 3.7v
178 -* Power Consumption: < 4uA.
179 -* Frequency Range: 150 MHz ~~ 960 MHz
180 -* Maximum Power +22 dBm constant RF output
181 -* High sensitivity: -148 dBm
182 -* Temperature:
183 -** Storage: -55 ~~ +125℃
184 -** Operating: -40 ~~ +85℃
185 -* Humidity:
186 -** Storage: 5 ~~ 95% (Non-Condensing)
187 -** Operating: 10 ~~ 95% (Non-Condensing)
188 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
189 -* LoRa Rx current: <9 mA
190 -* I/O Voltage: 3.3v
191 191  
146 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
192 192  
193 -== 2.4  Pin Mapping & LED ==
194 194  
195 195  
150 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
196 196  
197 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
198 198  
153 +(% style="color:blue" %)**1.  Open project**
199 199  
200 200  
201 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
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]]
202 202  
203 203  
159 +[[image:image-20220723172502-8.png]]
204 204  
205 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
206 206  
207 207  
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**
208 208  
209 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
210 210  
166 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
211 211  
212 -=== 2.8.1  Items needed for update ===
213 213  
214 -1. LA66 LoRaWAN Shield
215 -1. Arduino
216 -1. USB TO TTL Adapter
217 217  
170 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
173 +(% style="color:blue" %)**1.  Open project**
221 221  
222 -=== 2.8.2  Connection ===
223 223  
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]]
224 224  
225 -[[image:image-20220602101311-3.png||height="276" width="600"]]
226 226  
179 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
227 227  
228 -(((
229 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 -)))
231 231  
232 -(((
233 -(% style="background-color:yellow" %)**GND  <-> GND
234 -TXD  <->  TXD
235 -RXD  <->  RXD**
236 -)))
237 237  
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**
238 238  
239 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
240 240  
241 -Connect USB TTL Adapter to PC after connecting the wires
186 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
242 242  
243 243  
244 -[[image:image-20220602102240-4.png||height="304" width="600"]]
245 245  
246 246  
247 -=== 2.8.3  Upgrade steps ===
248 248  
192 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
249 249  
250 -==== 1.  Switch SW1 to put in ISP position ====
251 251  
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/]]
252 252  
253 -[[image:image-20220602102824-5.png||height="306" width="600"]]
254 254  
198 +[[image:image-20220723175700-12.png||height="602" width="995"]]
255 255  
256 256  
257 -==== 2.  Press the RST switch once ====
258 258  
202 +== 1.8  Example: How to join helium ==
259 259  
260 -[[image:image-20220602104701-12.png||height="285" width="600"]]
261 261  
205 +(% style="color:blue" %)**1.  Create a new device.**
262 262  
263 263  
264 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
208 +[[image:image-20220907165500-1.png||height="464" width="940"]]
265 265  
266 266  
267 -(((
268 -(% 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/]]**
269 -)))
270 270  
212 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
271 271  
272 -[[image:image-20220602103227-6.png]]
273 273  
215 +[[image:image-20220907165837-2.png||height="375" width="809"]]
274 274  
275 -[[image:image-20220602103357-7.png]]
276 276  
277 277  
219 +(% style="color:blue" %)**3.  Use AT commands.**
278 278  
279 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
281 281  
222 +[[image:image-20220602100052-2.png||height="385" width="600"]]
282 282  
283 -[[image:image-20220602103844-8.png]]
284 284  
285 285  
226 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
286 286  
287 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 -(% style="color:blue" %)**3. Select the bin file to burn**
289 289  
229 +[[image:image-20220907170308-3.png||height="556" width="617"]]
290 290  
291 -[[image:image-20220602104144-9.png]]
292 292  
293 293  
294 -[[image:image-20220602104251-10.png]]
233 +(% style="color:blue" %)**5.  Network successfully.**
295 295  
296 296  
297 -[[image:image-20220602104402-11.png]]
236 +[[image:image-20220907170436-4.png]]
298 298  
299 299  
300 300  
301 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 -(% style="color:blue" %)**4. Click to start the download**
240 +(% style="color:blue" %)**6.  Send uplink using command**
303 303  
304 -[[image:image-20220602104923-13.png]]
305 305  
243 +[[image:image-20220912084334-1.png]]
306 306  
307 307  
308 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 -(% style="color:blue" %)**5. Check update process**
246 +[[image:image-20220912084412-3.png]]
310 310  
311 311  
312 -[[image:image-20220602104948-14.png]]
313 313  
250 +[[image:image-20220907170744-6.png||height="242" width="798"]]
314 314  
315 315  
316 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
317 -(% style="color:blue" %)**The following picture shows that the burning is successful**
318 318  
319 -[[image:image-20220602105251-15.png]]
254 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
320 320  
321 321  
257 +=== 1.9.1  Items needed for update ===
322 322  
323 -= 3.  LA66 USB LoRaWAN Adapter =
324 324  
260 +1. LA66 LoRaWAN Shield
261 +1. Arduino
262 +1. USB TO TTL Adapter
325 325  
326 -== 3.1  Overview ==
264 +[[image:image-20220602100052-2.png||height="385" width="600"]]
327 327  
328 328  
329 -[[image:image-20220715001142-3.png||height="145" width="220"]]
330 330  
268 +=== 1.9.2  Connection ===
331 331  
332 -(% 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.
333 333  
334 -(% 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.
271 +[[image:image-20220602101311-3.png||height="276" width="600"]]
335 335  
336 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
337 337  
338 -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.
274 +(((
275 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 +)))
339 339  
340 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
278 +(((
279 +(% style="background-color:yellow" %)**GND  <-> GND
280 +TXD  <->  TXD
281 +RXD  <->  RXD**
282 +)))
341 341  
342 342  
285 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
343 343  
344 -== 3.2  Features ==
287 +Connect USB TTL Adapter to PC after connecting the wires
345 345  
346 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
347 -* Ultra-long RF range
348 -* Support LoRaWAN v1.0.4 protocol
349 -* Support peer-to-peer protocol
350 -* TCXO crystal to ensure RF performance on low temperature
351 -* Spring RF antenna
352 -* Available in different frequency LoRaWAN frequency bands.
353 -* World-wide unique OTAA keys.
354 -* AT Command via UART-TTL interface
355 -* Firmware upgradable via UART interface
356 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
357 357  
290 +[[image:image-20220602102240-4.png||height="304" width="600"]]
358 358  
359 -== 3.3  Specification ==
360 360  
361 -* CPU: 32-bit 48 MHz
362 -* Flash: 256KB
363 -* RAM: 64KB
364 -* Input Power Range: 5v
365 -* Frequency Range: 150 MHz ~~ 960 MHz
366 -* Maximum Power +22 dBm constant RF output
367 -* High sensitivity: -148 dBm
368 -* Temperature:
369 -** Storage: -55 ~~ +125℃
370 -** Operating: -40 ~~ +85℃
371 -* Humidity:
372 -** Storage: 5 ~~ 95% (Non-Condensing)
373 -** Operating: 10 ~~ 95% (Non-Condensing)
374 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
375 -* LoRa Rx current: <9 mA
376 376  
294 +=== 1.9.3  Upgrade steps ===
377 377  
378 -== 3.4  Pin Mapping & LED ==
379 379  
380 380  
298 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
381 381  
382 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
383 383  
301 +[[image:image-20220602102824-5.png||height="306" width="600"]]
384 384  
385 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
386 386  
387 387  
388 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
389 389  
306 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
390 390  
391 -[[image:image-20220602171217-1.png||height="538" width="800"]]
392 392  
309 +[[image:image-20220817085447-1.png]]
393 393  
394 -Open the serial port tool
395 395  
396 -[[image:image-20220602161617-8.png]]
397 397  
398 -[[image:image-20220602161718-9.png||height="457" width="800"]]
399 399  
314 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
400 400  
401 401  
402 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
403 403  
404 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
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 +)))
405 405  
406 406  
407 -[[image:image-20220602161935-10.png||height="498" width="800"]]
323 +[[image:image-20220602103227-6.png]]
408 408  
409 409  
326 +[[image:image-20220602103357-7.png]]
410 410  
411 -(% style="color:blue" %)**3. See Uplink Command**
412 412  
413 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
414 414  
415 -example: AT+SENDB=01,02,8,05820802581ea0a5
330 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
416 416  
417 -[[image:image-20220602162157-11.png||height="497" width="800"]]
418 418  
334 +[[image:image-20220602103844-8.png]]
419 419  
420 420  
421 -(% style="color:blue" %)**4. Check to see if TTN received the message**
422 422  
423 -[[image:image-20220602162331-12.png||height="420" width="800"]]
338 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 +(% style="color:blue" %)**3.  Select the bin file to burn**
424 424  
425 425  
342 +[[image:image-20220602104144-9.png]]
426 426  
427 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
428 428  
345 +[[image:image-20220602104251-10.png]]
429 429  
430 -**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]]
431 431  
348 +[[image:image-20220602104402-11.png]]
432 432  
433 -(% style="color:red" %)**Preconditions:**
434 434  
435 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
436 436  
437 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
352 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 +(% style="color:blue" %)**4.  Click to start the download**
438 438  
439 439  
356 +[[image:image-20220602104923-13.png]]
440 440  
441 -(% style="color:blue" %)**Steps for usage:**
442 442  
443 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
444 444  
445 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
360 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 +(% style="color:blue" %)**5.  Check update process**
446 446  
447 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
448 448  
364 +[[image:image-20220602104948-14.png]]
449 449  
450 450  
451 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
452 452  
368 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 +(% style="color:blue" %)**The following picture shows that the burning is successful**
453 453  
454 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
455 455  
372 +[[image:image-20220602105251-15.png]]
456 456  
457 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
458 458  
459 -[[image:image-20220602171233-2.png||height="538" width="800"]]
460 460  
376 += 2.  FAQ =
461 461  
462 462  
463 -(% style="color:blue" %)**2. Install Minicom in RPi.**
379 +== 2.1  How to Compile Source Code for LA66? ==
464 464  
465 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
466 466  
467 - (% style="background-color:yellow" %)**apt update**
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]]
468 468  
469 - (% style="background-color:yellow" %)**apt install minicom**
470 470  
471 471  
472 -Use minicom to connect to the RPI's terminal
386 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
473 473  
474 -[[image:image-20220602153146-3.png||height="439" width="500"]]
475 475  
389 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
476 476  
477 477  
478 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
479 479  
480 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
393 += 3.  Order Info =
481 481  
482 482  
483 -[[image:image-20220602154928-5.png||height="436" width="500"]]
396 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
484 484  
485 485  
399 +(% style="color:blue" %)**XXX**(%%): The default frequency band
486 486  
487 -(% style="color:blue" %)**4. Send Uplink message**
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
488 488  
489 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
490 490  
491 -example: AT+SENDB=01,02,8,05820802581ea0a5
492 492  
413 += 4.  Reference =
493 493  
494 -[[image:image-20220602160339-6.png||height="517" width="600"]]
495 495  
416 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
496 496  
497 497  
498 -Check to see if TTN received the message
499 499  
500 -[[image:image-20220602160627-7.png||height="369" width="800"]]
420 += 5.  FCC Statement =
501 501  
502 502  
423 +(% style="color:red" %)**FCC Caution:**
503 503  
504 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
425 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
505 505  
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.
506 506  
507 507  
508 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
430 +(% style="color:red" %)**IMPORTANT NOTE: **
509 509  
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:
510 510  
434 +—Reorient or relocate the receiving antenna.
511 511  
436 +—Increase the separation between the equipment and receiver.
512 512  
513 -= 4.  Order Info =
438 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
514 514  
440 +—Consult the dealer or an experienced radio/TV technician for help.
515 515  
516 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
517 517  
443 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
518 518  
519 -(% style="color:blue" %)**XXX**(%%): The default frequency band
520 -
521 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
522 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
523 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
524 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
525 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
526 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
527 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
528 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
529 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
530 -
531 -
532 -= 5.  Reference =
533 -
534 -* 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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