Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 115.1 >
edited by Herong Lu
on 2022/07/23 14:42
To version < 165.4 >
edited by Xiaoling
on 2022/10/10 11:37
>
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  
... ... @@ -6,15 +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 v1.0.3 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.
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
... ... @@ -64,6 +64,7 @@
64 64  
65 65  == 1.3  Specification ==
66 66  
70 +
67 67  * CPU: 32-bit 48 MHz
68 68  * Flash: 256KB
69 69  * RAM: 64KB
... ... @@ -82,520 +82,356 @@
82 82  * LoRa Rx current: <9 mA
83 83  * I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
89 +== 1.4  Pin Mapping & LED ==
86 86  
87 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.
92 +[[image:image-20220817085048-1.png||height="533" width="734"]]
89 89  
90 90  
91 91  
92 -== 1.5  Dimension ==
96 +~1. The LED lights up red when there is an upstream data packet
97 +2. When the network is successfully connected, the green light will be on for 5 seconds
98 +3. Purple light on when receiving downlink data packets
93 93  
94 -[[image:image-20220718094750-3.png]]
95 95  
101 +[[image:image-20220820112305-1.png||height="515" width="749"]]
96 96  
97 97  
98 -== 1.6  Pin Mapping ==
99 99  
100 -[[image:image-20220720111850-1.png]]
105 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
101 101  
102 102  
108 +**Show connection diagram：**
103 103  
104 -== 1.7  Land Pattern ==
105 105  
106 -[[image:image-20220517072821-2.png]]
111 +[[image:image-20220723170210-2.png||height="908" width="681"]]
107 107  
108 108  
109 109  
110 -= 2.  LA66 LoRaWAN Shield =
115 +(% style="color:blue" %)**1.  open Arduino IDE**
111 111  
112 112  
113 -== 2.1  Overview ==
118 +[[image:image-20220723170545-4.png]]
114 114  
115 115  
116 -(((
117 -[[image:image-20220715000826-2.png||height="145" width="220"]]
118 -)))
119 119  
120 -(((
121 -
122 -)))
122 +(% style="color:blue" %)**2.  Open project**
123 123  
124 -(((
125 -(% 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.
126 -)))
127 127  
128 -(((
129 -(((
130 -(% 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.
131 -)))
132 -)))
125 +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]]
133 133  
134 -(((
135 -(((
136 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 -)))
138 -)))
139 139  
140 -(((
141 -(((
142 -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.
143 -)))
144 -)))
128 +[[image:image-20220726135239-1.png]]
145 145  
146 -(((
147 -(((
148 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 -)))
150 -)))
151 151  
152 152  
132 +(% 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**
153 153  
154 -== 2.2  Features ==
155 155  
156 -* Arduino Shield base on LA66 LoRaWAN module
157 -* Support LoRaWAN v1.0.4 protocol
158 -* Support peer-to-peer protocol
159 -* TCXO crystal to ensure RF performance on low temperature
160 -* SMA connector
161 -* Available in different frequency LoRaWAN frequency bands.
162 -* World-wide unique OTAA keys.
163 -* AT Command via UART-TTL interface
164 -* Firmware upgradable via UART interface
165 -* Ultra-long RF range
135 +[[image:image-20220726135356-2.png]]
166 166  
167 -== 2.3  Specification ==
168 168  
169 -* CPU: 32-bit 48 MHz
170 -* Flash: 256KB
171 -* RAM: 64KB
172 -* Input Power Range: 1.8v ~~ 3.7v
173 -* Power Consumption: < 4uA.
174 -* Frequency Range: 150 MHz ~~ 960 MHz
175 -* Maximum Power +22 dBm constant RF output
176 -* High sensitivity: -148 dBm
177 -* Temperature:
178 -** Storage: -55 ~~ +125℃
179 -** Operating: -40 ~~ +85℃
180 -* Humidity:
181 -** Storage: 5 ~~ 95% (Non-Condensing)
182 -** Operating: 10 ~~ 95% (Non-Condensing)
183 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
184 -* LoRa Rx current: <9 mA
185 -* I/O Voltage: 3.3v
186 186  
187 -== 2.4  Pin Mapping & LED ==
139 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
188 188  
189 189  
142 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
190 190  
191 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
192 192  
193 193  
146 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
194 194  
195 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
196 196  
149 +(% style="color:blue" %)**1.  Open project**
197 197  
198 198  
199 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
152 +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]]
200 200  
201 201  
155 +[[image:image-20220723172502-8.png]]
202 202  
203 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
204 204  
205 205  
206 -=== 2.8.1  Items needed for update ===
159 +(% 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 -1. LA66 LoRaWAN Shield
209 -1. Arduino
210 -1. USB TO TTL Adapter
211 211  
212 -[[image:image-20220602100052-2.png||height="385" width="600"]]
162 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
213 213  
214 214  
215 -=== 2.8.2  Connection ===
216 216  
166 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
217 217  
218 -[[image:image-20220602101311-3.png||height="276" width="600"]]
219 219  
169 +(% style="color:blue" %)**1.  Open project**
220 220  
221 -(((
222 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 -)))
224 224  
225 -(((
226 -(% style="background-color:yellow" %)**GND  <-> GND
227 -TXD  <->  TXD
228 -RXD  <->  RXD**
229 -)))
172 +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]]
230 230  
231 231  
232 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
175 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
233 233  
234 -Connect USB TTL Adapter to PC after connecting the wires
235 235  
236 236  
237 -[[image:image-20220602102240-4.png||height="304" width="600"]]
179 +(% 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  
239 239  
240 -=== 2.8.3  Upgrade steps ===
182 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
241 241  
242 242  
243 -==== 1.  Switch SW1 to put in ISP position ====
244 244  
245 245  
246 -[[image:image-20220602102824-5.png||height="306" width="600"]]
247 247  
188 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
248 248  
249 249  
250 -==== 2.  Press the RST switch once ====
191 +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  
252 252  
253 -[[image:image-20220602104701-12.png||height="285" width="600"]]
194 +[[image:image-20220723175700-12.png||height="602" width="995"]]
254 254  
255 255  
256 256  
257 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
198 +== 1.8  Example: How to join helium ==
258 258  
259 259  
260 -(((
261 -(% 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/]]**
262 -)))
201 +(% style="color:blue" %)**1.  Create a new device.**
263 263  
264 264  
265 -[[image:image-20220602103227-6.png]]
204 +[[image:image-20220907165500-1.png||height="464" width="940"]]
266 266  
267 267  
268 -[[image:image-20220602103357-7.png]]
269 269  
208 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
270 270  
271 271  
272 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
211 +[[image:image-20220907165837-2.png||height="375" width="809"]]
274 274  
275 275  
276 -[[image:image-20220602103844-8.png]]
277 277  
215 +(% style="color:blue" %)**3.  Use AT commands.**
278 278  
279 279  
280 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 -(% style="color:blue" %)**3. Select the bin file to burn**
218 +[[image:image-20220602100052-2.png||height="385" width="600"]]
282 282  
283 283  
284 -[[image:image-20220602104144-9.png]]
285 285  
222 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
286 286  
287 -[[image:image-20220602104251-10.png]]
288 288  
225 +[[image:image-20220907170308-3.png||height="556" width="617"]]
289 289  
290 -[[image:image-20220602104402-11.png]]
291 291  
292 292  
229 +(% style="color:blue" %)**5.  Network successfully.**
293 293  
294 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 -(% style="color:blue" %)**4. Click to start the download**
296 296  
297 -[[image:image-20220602104923-13.png]]
232 +[[image:image-20220907170436-4.png]]
298 298  
299 299  
300 300  
301 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 -(% style="color:blue" %)**5. Check update process**
236 +(% style="color:blue" %)**6.  Send uplink using command**
303 303  
304 304  
305 -[[image:image-20220602104948-14.png]]
239 +[[image:image-20220912084334-1.png]]
306 306  
307 307  
242 +[[image:image-20220912084412-3.png]]
308 308  
309 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 -(% style="color:blue" %)**The following picture shows that the burning is successful**
311 311  
312 -[[image:image-20220602105251-15.png]]
313 313  
246 +[[image:image-20220907170744-6.png||height="242" width="798"]]
314 314  
315 315  
316 -= 3.  LA66 USB LoRaWAN Adapter =
317 317  
250 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
318 318  
319 -== 3.1  Overview ==
320 320  
253 +=== 1.9.1  Items needed for update ===
321 321  
322 -[[image:image-20220715001142-3.png||height="145" width="220"]]
323 323  
256 +1. LA66 LoRaWAN Shield
257 +1. Arduino
258 +1. USB TO TTL Adapter
324 324  
325 -(((
326 -(% 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.
327 -)))
260 +[[image:image-20220602100052-2.png||height="385" width="600"]]
328 328  
329 -(((
330 -(% 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.
331 -)))
332 332  
333 -(((
334 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
335 -)))
336 336  
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 -)))
264 +=== 1.9.2  Connection ===
340 340  
341 -(((
342 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 -)))
344 344  
267 +[[image:image-20220602101311-3.png||height="276" width="600"]]
345 345  
346 346  
347 -== 3.2  Features ==
270 +(((
271 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
272 +)))
348 348  
349 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
350 -* Ultra-long RF range
351 -* Support LoRaWAN v1.0.4 protocol
352 -* Support peer-to-peer protocol
353 -* TCXO crystal to ensure RF performance on low temperature
354 -* Spring RF antenna
355 -* Available in different frequency LoRaWAN frequency bands.
356 -* World-wide unique OTAA keys.
357 -* AT Command via UART-TTL interface
358 -* Firmware upgradable via UART interface
359 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
360 -
361 -== 3.3  Specification ==
362 -
363 -* CPU: 32-bit 48 MHz
364 -* Flash: 256KB
365 -* RAM: 64KB
366 -* Input Power Range: 5v
367 -* Frequency Range: 150 MHz ~~ 960 MHz
368 -* Maximum Power +22 dBm constant RF output
369 -* High sensitivity: -148 dBm
370 -* Temperature:
371 -** Storage: -55 ~~ +125℃
372 -** Operating: -40 ~~ +85℃
373 -* Humidity:
374 -** Storage: 5 ~~ 95% (Non-Condensing)
375 -** Operating: 10 ~~ 95% (Non-Condensing)
376 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
377 -* LoRa Rx current: <9 mA
378 -
379 -== 3.4  Pin Mapping & LED ==
380 -
381 -
382 -
383 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
384 -
385 -
386 386  (((
387 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
275 +(% style="background-color:yellow" %)**GND  <-> GND
276 +TXD  <->  TXD
277 +RXD  <->  RXD**
388 388  )))
389 389  
390 390  
391 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
281 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
392 392  
283 +Connect USB TTL Adapter to PC after connecting the wires
393 393  
394 -[[image:image-20220723100027-1.png]]
395 395  
286 +[[image:image-20220602102240-4.png||height="304" width="600"]]
396 396  
397 -Open the serial port tool
398 398  
399 -[[image:image-20220602161617-8.png]]
400 400  
401 -[[image:image-20220602161718-9.png||height="457" width="800"]]
290 +=== 1.9.3  Upgrade steps ===
402 402  
403 403  
404 404  
405 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
294 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
406 406  
407 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
408 408  
297 +[[image:image-20220602102824-5.png||height="306" width="600"]]
409 409  
410 -[[image:image-20220602161935-10.png||height="498" width="800"]]
411 411  
412 412  
413 413  
414 -(% style="color:blue" %)**3. See Uplink Command**
302 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
415 415  
416 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
417 417  
418 -example: AT+SENDB=01,02,8,05820802581ea0a5
305 +[[image:image-20220817085447-1.png]]
419 419  
420 -[[image:image-20220602162157-11.png||height="497" width="800"]]
421 421  
422 422  
423 423  
424 -(% style="color:blue" %)**4. Check to see if TTN received the message**
310 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
425 425  
426 -[[image:image-20220602162331-12.png||height="420" width="800"]]
427 427  
428 428  
314 +(((
315 +(% 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]]**
316 +)))
429 429  
430 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
431 431  
319 +[[image:image-20220602103227-6.png]]
432 432  
433 -**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]]
434 434  
435 -(**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]])
322 +[[image:image-20220602103357-7.png]]
436 436  
437 -(% style="color:red" %)**Preconditions:**
438 438  
439 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
440 440  
441 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
326 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
442 442  
443 443  
330 +[[image:image-20220602103844-8.png]]
444 444  
445 -(% style="color:blue" %)**Steps for usage:**
446 446  
447 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
448 448  
449 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
334 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 +(% style="color:blue" %)**3.  Select the bin file to burn**
450 450  
451 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
452 452  
338 +[[image:image-20220602104144-9.png]]
453 453  
454 454  
455 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
341 +[[image:image-20220602104251-10.png]]
456 456  
457 457  
458 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
344 +[[image:image-20220602104402-11.png]]
459 459  
460 460  
461 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
462 462  
463 -[[image:image-20220723100439-2.png]]
348 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 +(% style="color:blue" %)**4.  Click to start the download**
464 464  
465 465  
352 +[[image:image-20220602104923-13.png]]
466 466  
467 -(% style="color:blue" %)**2. Install Minicom in RPi.**
468 468  
469 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
470 470  
471 - (% style="background-color:yellow" %)**apt update**
356 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357 +(% style="color:blue" %)**5.  Check update process**
472 472  
473 - (% style="background-color:yellow" %)**apt install minicom**
474 474  
360 +[[image:image-20220602104948-14.png]]
475 475  
476 -Use minicom to connect to the RPI's terminal
477 477  
478 -[[image:image-20220602153146-3.png||height="439" width="500"]]
479 479  
364 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365 +(% style="color:blue" %)**The following picture shows that the burning is successful**
480 480  
481 481  
482 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
368 +[[image:image-20220602105251-15.png]]
483 483  
484 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
485 485  
486 486  
487 -[[image:image-20220602154928-5.png||height="436" width="500"]]
372 += 2.  FAQ =
488 488  
489 489  
375 +== 2.1  How to Compile Source Code for LA66? ==
490 490  
491 -(% style="color:blue" %)**4. Send Uplink message**
492 492  
493 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
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]]
494 494  
495 -example: AT+SENDB=01,02,8,05820802581ea0a5
496 496  
497 497  
498 -[[image:image-20220602160339-6.png||height="517" width="600"]]
382 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
499 499  
500 500  
385 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
501 501  
502 -Check to see if TTN received the message
503 503  
504 -[[image:image-20220602160627-7.png||height="369" width="800"]]
505 505  
389 += 3.  Order Info =
506 506  
507 507  
508 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
392 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
509 509  
510 -=== 3.8.1 DRAGINO-LA66-APP ===
511 511  
512 -[[image:image-20220723102027-3.png]]
395 +(% style="color:blue" %)**XXX**(%%): The default frequency band
513 513  
514 -==== Overview： ====
397 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
398 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
399 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
400 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
401 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
402 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
403 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
404 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
405 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
515 515  
516 -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.
517 517  
518 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
519 519  
520 -==== Conditions of Use： ====
409 += 4.  Reference =
521 521  
522 -Requires a type-c to USB adapter
523 523  
524 -[[image:image-20220723104754-4.png]]
412 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
525 525  
526 -==== Use of APP: ====
527 527  
528 -Function and page introduction
529 529  
530 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
416 += 5.  FCC Statement =
531 531  
532 -1.Display LA66 USB LoRaWAN Module connection status
533 533  
534 -2.Check and reconnect
419 +(% style="color:red" %)**FCC Caution:**
535 535  
536 -3.Turn send timestamps on or off
421 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
537 537  
538 -4.Display LoRaWan connection status
423 +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.
539 539  
540 -5.Check LoRaWan connection status
541 541  
542 -6.The RSSI value of the node when the ACK is received
426 +(% style="color:red" %)**IMPORTANT NOTE: **
543 543  
544 -7.Node's Signal Strength Icon
428 +(% 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:
545 545  
546 -8.Set the packet sending interval of the node in seconds
430 +—Reorient or relocate the receiving antenna.
547 547  
548 -9.AT command input box
432 +—Increase the separation between the equipment and receiver.
549 549  
550 -10.Send AT command button
434 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
551 551  
552 -11.Node log box
436 +—Consult the dealer or an experienced radio/TV technician for help.
553 553  
554 -12.clear log button
555 555  
556 -13.exit button
439 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
557 557  
558 -LA66 USB LoRaWAN Module not connected
559 -
560 -[[image:image-20220723110520-5.png||height="903" width="677"]]
561 -
562 -Connect LA66 USB LoRaWAN Module
563 -
564 -[[image:image-20220723110626-6.png||height="906" width="680"]]
565 -
566 -=== 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 ===
567 -
568 -1.Register LA66 USB LoRaWAN Module to TTNV3
569 -
570 -[[image:image-20220723134549-8.png]]
571 -
572 -2.Open Node-RED,And import the JSON file to generate the flow
573 -
574 -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/]]
575 -
576 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
577 -
578 -
579 -
580 -
581 -= 4.  Order Info =
582 -
583 -
584 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
585 -
586 -
587 -(% style="color:blue" %)**XXX**(%%): The default frequency band
588 -
589 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
590 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
591 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
592 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
593 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
594 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
595 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
596 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
597 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
598 -
599 -= 5.  Reference =
600 -
601 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
441 +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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