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 < 166.1 >
edited by Edwin Chen
on 2022/11/09 15:19
>
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.Xiaoling
1 +XWiki.Edwin
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
... ... @@ -65,6 +65,7 @@
65 65  
66 66  == 1.3  Specification ==
67 67  
71 +
68 68  * CPU: 32-bit 48 MHz
69 69  * Flash: 256KB
70 70  * RAM: 64KB
... ... @@ -84,451 +84,353 @@
84 84  * I/O Voltage: 3.3v
85 85  
86 86  
87 -== 1.4  AT Command ==
91 +== 1.4  Pin Mapping & LED ==
88 88  
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.
94 +[[image:image-20220817085048-1.png||height="533" width="734"]]
91 91  
92 92  
93 93  
94 -== 1.5  Dimension ==
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
95 95  
96 -[[image:image-20220718094750-3.png]]
97 97  
103 +[[image:image-20220820112305-1.png||height="515" width="749"]]
98 98  
99 99  
100 100  
101 -== 1.6  Pin Mapping ==
107 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
102 102  
103 103  
104 -[[image:image-20220719093156-1.png]]
110 +**Show connection diagram：**
105 105  
106 106  
113 +[[image:image-20220723170210-2.png||height="908" width="681"]]
107 107  
108 -== 1.7  Land Pattern ==
109 109  
110 -[[image:image-20220517072821-2.png]]
111 111  
117 +(% style="color:blue" %)**1.  open Arduino IDE**
112 112  
113 113  
114 -= 2.  LA66 LoRaWAN Shield =
120 +[[image:image-20220723170545-4.png]]
115 115  
116 116  
117 -== 2.1  Overview ==
118 118  
124 +(% style="color:blue" %)**2.  Open project**
119 119  
120 -(((
121 -[[image:image-20220715000826-2.png||height="145" width="220"]]
122 -)))
123 123  
124 -(((
125 -
126 -)))
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]]
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 +[[image:image-20220726135239-1.png]]
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 -)))
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 -)))
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**
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 +[[image:image-20220726135356-2.png]]
156 156  
157 157  
158 -== 2.2  Features ==
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
140 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
170 170  
171 171  
172 -== 2.3  Specification ==
143 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
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  
192 192  
193 -== 2.4  Pin Mapping & LED ==
147 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
194 194  
195 195  
150 +(% style="color:blue" %)**1.  Open project**
196 196  
197 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
198 198  
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]]
199 199  
200 200  
201 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
156 +[[image:image-20220723172502-8.png]]
202 202  
203 203  
204 204  
205 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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**
206 206  
207 207  
163 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
208 208  
209 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
210 210  
211 211  
212 -=== 2.8.1  Items needed for update ===
167 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
213 213  
214 -1. LA66 LoRaWAN Shield
215 -1. Arduino
216 -1. USB TO TTL Adapter
217 217  
170 +(% style="color:blue" %)**1.  Open project**
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
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]]
221 221  
222 -=== 2.8.2  Connection ===
223 223  
176 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
224 224  
225 -[[image:image-20220602101311-3.png||height="276" width="600"]]
226 226  
227 227  
228 -(((
229 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 -)))
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**
231 231  
232 -(((
233 -(% style="background-color:yellow" %)**GND  <-> GND
234 -TXD  <->  TXD
235 -RXD  <->  RXD**
236 -)))
237 237  
183 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
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
242 242  
243 243  
244 -[[image:image-20220602102240-4.png||height="304" width="600"]]
245 245  
189 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
246 246  
247 -=== 2.8.3  Upgrade steps ===
248 248  
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/]]
249 249  
250 -==== 1.  Switch SW1 to put in ISP position ====
251 251  
195 +[[image:image-20220723175700-12.png||height="602" width="995"]]
252 252  
253 -[[image:image-20220602102824-5.png||height="306" width="600"]]
254 254  
255 255  
199 +== 1.8  Example: How to join helium ==
256 256  
257 -==== 2.  Press the RST switch once ====
258 258  
202 +(% style="color:blue" %)**1.  Create a new device.**
259 259  
260 -[[image:image-20220602104701-12.png||height="285" width="600"]]
261 261  
205 +[[image:image-20220907165500-1.png||height="464" width="940"]]
262 262  
263 263  
264 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
265 265  
209 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
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 +[[image:image-20220907165837-2.png||height="375" width="809"]]
271 271  
272 -[[image:image-20220602103227-6.png]]
273 273  
274 274  
275 -[[image:image-20220602103357-7.png]]
216 +(% style="color:blue" %)**3.  Use AT commands.**
276 276  
277 277  
219 +[[image:image-20220602100052-2.png||height="385" width="600"]]
278 278  
279 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
281 281  
282 282  
283 -[[image:image-20220602103844-8.png]]
223 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
284 284  
285 285  
226 +[[image:image-20220907170308-3.png||height="556" width="617"]]
286 286  
287 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 -(% style="color:blue" %)**3. Select the bin file to burn**
289 289  
290 290  
291 -[[image:image-20220602104144-9.png]]
230 +(% style="color:blue" %)**5.  Network successfully.**
292 292  
293 293  
294 -[[image:image-20220602104251-10.png]]
233 +[[image:image-20220907170436-4.png]]
295 295  
296 296  
297 -[[image:image-20220602104402-11.png]]
298 298  
237 +(% style="color:blue" %)**6.  Send uplink using command**
299 299  
300 300  
301 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 -(% style="color:blue" %)**4. Click to start the download**
240 +[[image:image-20220912084334-1.png]]
303 303  
304 -[[image:image-20220602104923-13.png]]
305 305  
243 +[[image:image-20220912084412-3.png]]
306 306  
307 307  
308 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 -(% style="color:blue" %)**5. Check update process**
310 310  
247 +[[image:image-20220907170744-6.png||height="242" width="798"]]
311 311  
312 -[[image:image-20220602104948-14.png]]
313 313  
314 314  
251 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
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 +=== 1.9.1  Items needed for update ===
320 320  
321 321  
257 +1. LA66 LoRaWAN Shield
258 +1. Arduino
259 +1. USB TO TTL Adapter
322 322  
323 -= 3.  LA66 USB LoRaWAN Adapter =
261 +[[image:image-20220602100052-2.png||height="385" width="600"]]
324 324  
325 325  
326 -== 3.1  Overview ==
327 327  
265 +=== 1.9.2  Connection ===
328 328  
329 -[[image:image-20220715001142-3.png||height="145" width="220"]]
330 330  
268 +[[image:image-20220602101311-3.png||height="276" width="600"]]
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 +(((
272 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
273 +)))
335 335  
336 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
275 +(((
276 +(% style="background-color:yellow" %)**GND  <-> GND
277 +TXD  <->  TXD
278 +RXD  <->  RXD**
279 +)))
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.
339 339  
340 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
282 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
341 341  
284 +Connect USB TTL Adapter to PC after connecting the wires
342 342  
343 343  
344 -== 3.2  Features ==
287 +[[image:image-20220602102240-4.png||height="304" width="600"]]
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  
358 358  
359 -== 3.3  Specification ==
291 +=== 1.9.3  Upgrade steps ===
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  
377 377  
378 -== 3.4  Pin Mapping & LED ==
295 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
379 379  
380 380  
298 +[[image:image-20220602102824-5.png||height="306" width="600"]]
381 381  
382 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
383 383  
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  
303 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
387 387  
388 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
389 389  
306 +[[image:image-20220817085447-1.png]]
390 390  
391 -[[image:image-20220602171217-1.png||height="538" width="800"]]
392 392  
393 393  
394 -Open the serial port tool
395 395  
396 -[[image:image-20220602161617-8.png]]
311 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
397 397  
398 -[[image:image-20220602161718-9.png||height="457" width="800"]]
399 399  
400 400  
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 +)))
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
320 +[[image:image-20220602103227-6.png]]
405 405  
406 406  
407 -[[image:image-20220602161935-10.png||height="498" width="800"]]
323 +[[image:image-20220602103357-7.png]]
408 408  
409 409  
410 410  
411 -(% style="color:blue" %)**3. See Uplink Command**
327 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
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
331 +[[image:image-20220602103844-8.png]]
416 416  
417 -[[image:image-20220602162157-11.png||height="497" width="800"]]
418 418  
419 419  
335 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 +(% style="color:blue" %)**3.  Select the bin file to burn**
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"]]
339 +[[image:image-20220602104144-9.png]]
424 424  
425 425  
342 +[[image:image-20220602104251-10.png]]
426 426  
427 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
428 428  
345 +[[image:image-20220602104402-11.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  
432 432  
433 -(% style="color:red" %)**Preconditions:**
349 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 +(% style="color:blue" %)**4.  Click to start the download**
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**
353 +[[image:image-20220602104923-13.png]]
438 438  
439 439  
440 440  
441 -(% style="color:blue" %)**Steps for usage:**
357 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 +(% style="color:blue" %)**5.  Check update process**
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
361 +[[image:image-20220602104948-14.png]]
446 446  
447 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
448 448  
449 449  
365 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 +(% style="color:blue" %)**The following picture shows that the burning is successful**
450 450  
451 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
452 452  
369 +[[image:image-20220602105251-15.png]]
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  
456 456  
457 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
373 += 2.  FAQ =
458 458  
459 -[[image:image-20220602171233-2.png||height="538" width="800"]]
460 460  
376 +== 2.1  How to Compile Source Code for LA66? ==
461 461  
462 462  
463 -(% style="color:blue" %)**2. Install Minicom in RPi.**
379 +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]]
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**
468 468  
469 - (% style="background-color:yellow" %)**apt install minicom**
383 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
470 470  
471 471  
472 -Use minicom to connect to the RPI's terminal
386 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
473 473  
474 -[[image:image-20220602153146-3.png||height="439" width="500"]]
475 475  
476 476  
390 += 3.  Order Info =
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 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
481 481  
482 482  
483 -[[image:image-20220602154928-5.png||height="436" width="500"]]
396 +(% style="color:blue" %)**XXX**(%%): The default frequency band
484 484  
398 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
399 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
400 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
401 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
402 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
403 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
404 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
405 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
406 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
485 485  
486 486  
487 -(% style="color:blue" %)**4. Send Uplink message**
409 += 4.  Reference =
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
412 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
492 492  
493 493  
494 -[[image:image-20220602160339-6.png||height="517" width="600"]]
415 += 5.  FCC Statement =
495 495  
496 496  
418 +(% style="color:red" %)**FCC Caution:**
497 497  
498 -Check to see if TTN received the message
420 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
499 499  
500 -[[image:image-20220602160627-7.png||height="369" width="800"]]
422 +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.
501 501  
502 502  
425 +(% style="color:red" %)**IMPORTANT NOTE: **
503 503  
504 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
427 +(% 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:
505 505  
429 +—Reorient or relocate the receiving antenna.
506 506  
431 +—Increase the separation between the equipment and receiver.
507 507  
508 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
433 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
509 509  
435 +—Consult the dealer or an experienced radio/TV technician for help.
510 510  
511 511  
438 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
512 512  
513 -= 4.  Order Info =
514 -
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 -
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]]
440 +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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