Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.3 >
edited by Xiaoling
on 2023/05/26 13:55
To version < 137.1 >
edited by Herong Lu
on 2022/07/26 13:54
>
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Summary

Details

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Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -6,14 +6,118 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 +(((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 16  (((
21 +
22 +)))
23 +
24 +(((
25 +(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 +)))
27 +)))
28 +
29 +(((
30 +(((
31 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.3 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
32 +)))
33 +)))
34 +
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
39 +
40 +(((
41 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 +)))
43 +)))
44 +
45 +(((
46 +(((
47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
50 +
51 +
52 +
53 +== 1.2  Features ==
54 +
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
64 +
65 +
66 +
67 +== 1.3  Specification ==
68 +
69 +* CPU: 32-bit 48 MHz
70 +* Flash: 256KB
71 +* RAM: 64KB
72 +* Input Power Range: 1.8v ~~ 3.7v
73 +* Power Consumption: < 4uA.
74 +* Frequency Range: 150 MHz ~~ 960 MHz
75 +* Maximum Power +22 dBm constant RF output
76 +* High sensitivity: -148 dBm
77 +* Temperature:
78 +** Storage: -55 ~~ +125℃
79 +** Operating: -40 ~~ +85℃
80 +* Humidity:
81 +** Storage: 5 ~~ 95% (Non-Condensing)
82 +** Operating: 10 ~~ 95% (Non-Condensing)
83 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
84 +* LoRa Rx current: <9 mA
85 +* I/O Voltage: 3.3v
86 +
87 +
88 +
89 +== 1.4  AT Command ==
90 +
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.
93 +
94 +
95 +
96 +== 1.5  Dimension ==
97 +
98 +[[image:image-20220718094750-3.png]]
99 +
100 +
101 +
102 +== 1.6  Pin Mapping ==
103 +
104 +[[image:image-20220720111850-1.png]]
105 +
106 +
107 +
108 +== 1.7  Land Pattern ==
109 +
110 +[[image:image-20220517072821-2.png]]
111 +
112 +
113 +
114 += 2.  LA66 LoRaWAN Shield =
115 +
116 +
117 +== 2.1  Overview ==
118 +
119 +
120 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,11 +51,10 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
158 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
161 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 61  * SMA connector
... ... @@ -66,8 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -== 1.3  Specification ==
70 70  
173 +== 2.3  Specification ==
71 71  
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
... ... @@ -88,25 +88,19 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
92 92  
195 +== 2.4  LED ==
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
95 95  
96 -
97 -
98 98  ~1. The LED lights up red when there is an upstream data packet
99 99  2. When the network is successfully connected, the green light will be on for 5 seconds
100 100  3. Purple light on when receiving downlink data packets
101 101  
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
204 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
105 105  
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
108 -
109 -
110 110  **Show connection diagram：**
111 111  
112 112  
... ... @@ -124,19 +124,16 @@
124 124  (% style="color:blue" %)**2.  Open project**
125 125  
126 126  
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]]
224 +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]]
128 128  
129 129  [[image:image-20220726135239-1.png]]
130 130  
131 131  
132 -
133 133  (% 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**
134 134  
135 -
136 136  [[image:image-20220726135356-2.png]]
137 137  
138 138  
139 -
140 140  (% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
141 141  
142 142  
... ... @@ -144,13 +144,13 @@
144 144  
145 145  
146 146  
147 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
241 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
148 148  
149 149  
150 150  (% style="color:blue" %)**1.  Open project**
151 151  
152 152  
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]]
247 +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]]
154 154  
155 155  
156 156  [[image:image-20220723172502-8.png]]
... ... @@ -157,7 +157,7 @@
157 157  
158 158  
159 159  
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**
254 +(% 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**
161 161  
162 162  
163 163  [[image:image-20220723172938-9.png||height="652" width="1050"]]
... ... @@ -164,13 +164,13 @@
164 164  
165 165  
166 166  
167 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
261 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
168 168  
169 169  
170 170  (% style="color:blue" %)**1.  Open project**
171 171  
172 172  
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]]
267 +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]]
174 174  
175 175  
176 176  [[image:image-20220723173341-10.png||height="581" width="1014"]]
... ... @@ -184,254 +184,453 @@
184 184  
185 185  
186 186  
281 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187 187  
283 +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/]]
188 188  
189 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
285 +[[image:image-20220723175700-12.png||height="602" width="995"]]
190 190  
191 191  
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/]]
193 193  
289 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
194 194  
195 -[[image:image-20220723175700-12.png||height="602" width="995"]]
196 196  
292 +=== 2.8.1  Items needed for update ===
197 197  
198 198  
199 -== 1.8  Example: How to join helium ==
295 +1. LA66 LoRaWAN Shield
296 +1. Arduino
297 +1. USB TO TTL Adapter
200 200  
299 +[[image:image-20220602100052-2.png||height="385" width="600"]]
201 201  
202 -(% style="color:blue" %)**1.  Create a new device.**
203 203  
302 +=== 2.8.2  Connection ===
204 204  
205 -[[image:image-20220907165500-1.png||height="464" width="940"]]
206 206  
305 +[[image:image-20220602101311-3.png||height="276" width="600"]]
207 207  
208 208  
209 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
308 +(((
309 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
310 +)))
210 210  
312 +(((
313 +(% style="background-color:yellow" %)**GND  <-> GND
314 +TXD  <->  TXD
315 +RXD  <->  RXD**
316 +)))
211 211  
212 -[[image:image-20220907165837-2.png||height="375" width="809"]]
213 213  
319 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
214 214  
321 +Connect USB TTL Adapter to PC after connecting the wires
215 215  
216 -(% style="color:blue" %)**3.  Use AT commands.**
217 217  
324 +[[image:image-20220602102240-4.png||height="304" width="600"]]
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
327 +=== 2.8.3  Upgrade steps ===
221 221  
222 222  
223 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
330 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
224 224  
225 225  
226 -[[image:image-20220907170308-3.png||height="556" width="617"]]
333 +[[image:image-20220602102824-5.png||height="306" width="600"]]
227 227  
228 228  
229 229  
230 -(% style="color:blue" %)**5.  Network successfully.**
337 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
231 231  
232 232  
233 -[[image:image-20220907170436-4.png]]
340 +[[image:image-20220602104701-12.png||height="285" width="600"]]
234 234  
235 235  
236 236  
237 -(% style="color:blue" %)**6.  Send uplink using command**
344 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
238 238  
239 239  
240 -[[image:image-20220912084334-1.png]]
347 +(((
348 +(% 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/]]**
349 +)))
241 241  
242 242  
243 -[[image:image-20220912084412-3.png]]
352 +[[image:image-20220602103227-6.png]]
244 244  
245 245  
355 +[[image:image-20220602103357-7.png]]
246 246  
247 -[[image:image-20220907170744-6.png||height="242" width="798"]]
248 248  
249 249  
359 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
360 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
250 250  
251 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
252 252  
363 +[[image:image-20220602103844-8.png]]
253 253  
254 -=== 1.9.1  Items needed for update ===
255 255  
256 256  
257 -1. LA66 LoRaWAN Shield
258 -1. Arduino
259 -1. USB TO TTL Adapter
367 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
368 +(% style="color:blue" %)**3. Select the bin file to burn**
260 260  
261 -[[image:image-20220602100052-2.png||height="385" width="600"]]
262 262  
371 +[[image:image-20220602104144-9.png]]
263 263  
264 264  
265 -=== 1.9.2  Connection ===
374 +[[image:image-20220602104251-10.png]]
266 266  
267 267  
268 -[[image:image-20220602101311-3.png||height="276" width="600"]]
377 +[[image:image-20220602104402-11.png]]
269 269  
270 270  
380 +
381 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
382 +(% style="color:blue" %)**4. Click to start the download**
383 +
384 +[[image:image-20220602104923-13.png]]
385 +
386 +
387 +
388 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
389 +(% style="color:blue" %)**5. Check update process**
390 +
391 +
392 +[[image:image-20220602104948-14.png]]
393 +
394 +
395 +
396 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
397 +(% style="color:blue" %)**The following picture shows that the burning is successful**
398 +
399 +[[image:image-20220602105251-15.png]]
400 +
401 +
402 +
403 += 3.  LA66 USB LoRaWAN Adapter =
404 +
405 +
406 +== 3.1  Overview ==
407 +
408 +
409 +[[image:image-20220715001142-3.png||height="145" width="220"]]
410 +
411 +
271 271  (((
272 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
413 +(% 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.
273 273  )))
274 274  
275 275  (((
276 -(% style="background-color:yellow" %)**GND  <-> GND
277 -TXD  <->  TXD
278 -RXD  <->  RXD**
417 +(% 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.
279 279  )))
280 280  
420 +(((
421 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
422 +)))
281 281  
282 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
424 +(((
425 +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.
426 +)))
283 283  
284 -Connect USB TTL Adapter to PC after connecting the wires
428 +(((
429 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
430 +)))
285 285  
286 286  
287 -[[image:image-20220602102240-4.png||height="304" width="600"]]
288 288  
434 +== 3.2  Features ==
289 289  
436 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
437 +* Ultra-long RF range
438 +* Support LoRaWAN v1.0.4 protocol
439 +* Support peer-to-peer protocol
440 +* TCXO crystal to ensure RF performance on low temperature
441 +* Spring RF antenna
442 +* Available in different frequency LoRaWAN frequency bands.
443 +* World-wide unique OTAA keys.
444 +* AT Command via UART-TTL interface
445 +* Firmware upgradable via UART interface
446 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
290 290  
291 -=== 1.9.3  Upgrade steps ===
448 +== 3.3  Specification ==
292 292  
450 +* CPU: 32-bit 48 MHz
451 +* Flash: 256KB
452 +* RAM: 64KB
453 +* Input Power Range: 5v
454 +* Frequency Range: 150 MHz ~~ 960 MHz
455 +* Maximum Power +22 dBm constant RF output
456 +* High sensitivity: -148 dBm
457 +* Temperature:
458 +** Storage: -55 ~~ +125℃
459 +** Operating: -40 ~~ +85℃
460 +* Humidity:
461 +** Storage: 5 ~~ 95% (Non-Condensing)
462 +** Operating: 10 ~~ 95% (Non-Condensing)
463 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
464 +* LoRa Rx current: <9 mA
293 293  
466 +== 3.4  Pin Mapping & LED ==
294 294  
295 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
296 296  
297 297  
298 -[[image:image-20220602102824-5.png||height="306" width="600"]]
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
299 299  
300 300  
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
301 301  
302 302  
303 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
304 304  
305 305  
306 -[[image:image-20220817085447-1.png]]
481 +[[image:image-20220723100027-1.png]]
307 307  
308 308  
484 +Open the serial port tool
309 309  
486 +[[image:image-20220602161617-8.png]]
310 310  
311 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
312 312  
313 313  
314 314  
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 -)))
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
318 318  
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
319 319  
320 -[[image:image-20220602103227-6.png]]
321 321  
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
322 322  
323 -[[image:image-20220602103357-7.png]]
324 324  
325 325  
501 +(% style="color:blue" %)**3. See Uplink Command**
326 326  
327 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
329 329  
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
330 330  
331 -[[image:image-20220602103844-8.png]]
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
332 332  
333 333  
334 334  
335 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 -(% style="color:blue" %)**3.  Select the bin file to burn**
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
337 337  
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
338 338  
339 -[[image:image-20220602104144-9.png]]
340 340  
341 341  
342 -[[image:image-20220602104251-10.png]]
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
343 343  
344 344  
345 -[[image:image-20220602104402-11.png]]
520 +**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]]
346 346  
522 +(**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]])
347 347  
524 +(% style="color:red" %)**Preconditions:**
348 348  
349 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 -(% style="color:blue" %)**4.  Click to start the download**
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
351 351  
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
352 352  
353 -[[image:image-20220602104923-13.png]]
354 354  
355 355  
532 +(% style="color:blue" %)**Steps for usage:**
356 356  
357 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 -(% style="color:blue" %)**5.  Check update process**
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
359 359  
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
360 360  
361 -[[image:image-20220602104948-14.png]]
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
362 362  
363 363  
364 364  
365 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 -(% style="color:blue" %)**The following picture shows that the burning is successful**
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
367 367  
368 368  
369 -[[image:image-20220602105251-15.png]]
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
370 370  
371 371  
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
372 372  
373 -= 2.  FAQ =
550 +[[image:image-20220723100439-2.png]]
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
377 377  
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]]
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
379 379  
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
380 380  
558 + (% style="background-color:yellow" %)**apt update**
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
560 + (% style="background-color:yellow" %)**apt install minicom**
383 383  
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
563 +Use minicom to connect to the RPI's terminal
386 386  
387 -= 3.  Order Info =
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
388 388  
389 389  
390 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
391 391  
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
392 392  
393 -(% style="color:blue" %)**XXX**(%%): The default frequency band
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
394 394  
395 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
396 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
397 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
398 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
399 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
400 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
401 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
402 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
403 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
404 404  
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
405 405  
406 -= 4.  Reference =
407 407  
408 408  
409 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
578 +(% style="color:blue" %)**4. Send Uplink message**
410 410  
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
411 411  
412 -= 5.  FCC Statement =
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
413 413  
414 414  
415 -(% style="color:red" %)**FCC Caution:**
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
416 416  
417 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
418 418  
419 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
420 420  
589 +Check to see if TTN received the message
421 421  
422 -(% style="color:red" %)**IMPORTANT NOTE: **
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
423 423  
424 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
425 425  
426 -—Reorient or relocate the receiving antenna.
427 427  
428 -—Increase the separation between the equipment and receiver.
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
429 429  
430 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
431 431  
432 -—Consult the dealer or an experienced radio/TV technician for help.
598 +=== 3.8.1  DRAGINO-LA66-APP ===
433 433  
434 434  
435 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
601 +[[image:image-20220723102027-3.png]]
436 436  
437 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 
603 +
604 +
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
606 +
607 +
608 +(((
609 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
610 +)))
611 +
612 +(((
613 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
614 +)))
615 +
616 +
617 +
618 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
619 +
620 +
621 +Requires a type-c to USB adapter
622 +
623 +[[image:image-20220723104754-4.png]]
624 +
625 +
626 +
627 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
628 +
629 +
630 +Function and page introduction
631 +
632 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
633 +
634 +
635 +1.Display LA66 USB LoRaWAN Module connection status
636 +
637 +2.Check and reconnect
638 +
639 +3.Turn send timestamps on or off
640 +
641 +4.Display LoRaWan connection status
642 +
643 +5.Check LoRaWan connection status
644 +
645 +6.The RSSI value of the node when the ACK is received
646 +
647 +7.Node's Signal Strength Icon
648 +
649 +8.Set the packet sending interval of the node in seconds
650 +
651 +9.AT command input box
652 +
653 +10.Send AT command button
654 +
655 +11.Node log box
656 +
657 +12.clear log button
658 +
659 +13.exit button
660 +
661 +
662 +LA66 USB LoRaWAN Module not connected
663 +
664 +[[image:image-20220723110520-5.png||height="903" width="677"]]
665 +
666 +
667 +
668 +Connect LA66 USB LoRaWAN Module
669 +
670 +[[image:image-20220723110626-6.png||height="906" width="680"]]
671 +
672 +
673 +
674 +=== 3.8.2  Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
675 +
676 +
677 +(% style="color:blue" %)**1.  Register LA66 USB LoRaWAN Module to TTNV3**
678 +
679 +[[image:image-20220723134549-8.png]]
680 +
681 +
682 +
683 +(% style="color:blue" %)**2.  Open Node-RED,And import the JSON file to generate the flow**
684 +
685 +Sample JSON file please go to this link to download：放置JSON文件的链接
686 +
687 +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/]]
688 +
689 +The following is the positioning effect map
690 +
691 +[[image:image-20220723144339-1.png]]
692 +
693 +
694 +
695 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
696 +
697 +
698 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
699 +
700 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
701 +
702 +[[image:image-20220723150132-2.png]]
703 +
704 +
705 +
706 += 4.  Order Info =
707 +
708 +
709 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
710 +
711 +
712 +(% style="color:blue" %)**XXX**(%%): The default frequency band
713 +
714 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
715 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
716 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
717 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
718 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
719 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
720 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
721 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
722 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
723 +
724 +
725 +
726 +
727 += 5.  Reference =
728 +
729 +
730 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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