Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.1 >
edited by Edwin Chen
on 2022/11/09 15:19
To version < 134.6 >
edited by Xiaoling
on 2022/07/26 10:41
>
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Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
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  
... ... @@ -124,9 +124,8 @@
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/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
128 128  
129 -[[image:image-20220726135239-1.png]]
130 130  
131 131  
132 132  
... ... @@ -133,10 +133,7 @@
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  
135 135  
136 -[[image:image-20220726135356-2.png]]
137 137  
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  
... ... @@ -144,20 +144,19 @@
144 144  
145 145  
146 146  
147 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
240 +== 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]]
246 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
154 154  
155 -
156 156  [[image:image-20220723172502-8.png]]
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**
252 +(% 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. ==
259 +== 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]]
265 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
174 174  
175 175  
176 176  [[image:image-20220723173341-10.png||height="581" width="1014"]]
... ... @@ -184,257 +184,447 @@
184 184  
185 185  
186 186  
279 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187 187  
281 +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**
283 +[[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  
287 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
194 194  
195 -[[image:image-20220723175700-12.png||height="602" width="995"]]
196 196  
290 +=== 2.8.1  Items needed for update ===
197 197  
198 198  
199 -== 1.8  Example: How to join helium ==
293 +1. LA66 LoRaWAN Shield
294 +1. Arduino
295 +1. USB TO TTL Adapter
200 200  
297 +[[image:image-20220602100052-2.png||height="385" width="600"]]
201 201  
202 -(% style="color:blue" %)**1.  Create a new device.**
203 203  
300 +=== 2.8.2  Connection ===
204 204  
205 -[[image:image-20220907165500-1.png||height="464" width="940"]]
206 206  
303 +[[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.**
306 +(((
307 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
308 +)))
210 210  
310 +(((
311 +(% style="background-color:yellow" %)**GND  <-> GND
312 +TXD  <->  TXD
313 +RXD  <->  RXD**
314 +)))
211 211  
212 -[[image:image-20220907165837-2.png||height="375" width="809"]]
213 213  
317 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
214 214  
319 +Connect USB TTL Adapter to PC after connecting the wires
215 215  
216 -(% style="color:blue" %)**3.  Use AT commands.**
217 217  
322 +[[image:image-20220602102240-4.png||height="304" width="600"]]
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 220  
325 +=== 2.8.3  Upgrade steps ===
221 221  
222 222  
223 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
328 +==== (% 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"]]
331 +[[image:image-20220602102824-5.png||height="306" width="600"]]
227 227  
228 228  
229 229  
230 -(% style="color:blue" %)**5.  Network successfully.**
335 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
231 231  
232 232  
233 -[[image:image-20220907170436-4.png]]
338 +[[image:image-20220602104701-12.png||height="285" width="600"]]
234 234  
235 235  
236 236  
237 -(% style="color:blue" %)**6.  Send uplink using command**
342 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
238 238  
239 239  
240 -[[image:image-20220912084334-1.png]]
345 +(((
346 +(% 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/]]**
347 +)))
241 241  
242 242  
243 -[[image:image-20220912084412-3.png]]
350 +[[image:image-20220602103227-6.png]]
244 244  
245 245  
353 +[[image:image-20220602103357-7.png]]
246 246  
247 -[[image:image-20220907170744-6.png||height="242" width="798"]]
248 248  
249 249  
357 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
358 +(% 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  
361 +[[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
365 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
366 +(% style="color:blue" %)**3. Select the bin file to burn**
260 260  
261 -[[image:image-20220602100052-2.png||height="385" width="600"]]
262 262  
369 +[[image:image-20220602104144-9.png]]
263 263  
264 264  
265 -=== 1.9.2  Connection ===
372 +[[image:image-20220602104251-10.png]]
266 266  
267 267  
268 -[[image:image-20220602101311-3.png||height="276" width="600"]]
375 +[[image:image-20220602104402-11.png]]
269 269  
270 270  
378 +
379 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
380 +(% style="color:blue" %)**4. Click to start the download**
381 +
382 +[[image:image-20220602104923-13.png]]
383 +
384 +
385 +
386 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
387 +(% style="color:blue" %)**5. Check update process**
388 +
389 +
390 +[[image:image-20220602104948-14.png]]
391 +
392 +
393 +
394 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
395 +(% style="color:blue" %)**The following picture shows that the burning is successful**
396 +
397 +[[image:image-20220602105251-15.png]]
398 +
399 +
400 +
401 += 3.  LA66 USB LoRaWAN Adapter =
402 +
403 +
404 +== 3.1  Overview ==
405 +
406 +
407 +[[image:image-20220715001142-3.png||height="145" width="220"]]
408 +
409 +
271 271  (((
272 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
411 +(% 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**
415 +(% 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  
418 +(((
419 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
420 +)))
281 281  
282 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
422 +(((
423 +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.
424 +)))
283 283  
284 -Connect USB TTL Adapter to PC after connecting the wires
426 +(((
427 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
428 +)))
285 285  
286 286  
287 -[[image:image-20220602102240-4.png||height="304" width="600"]]
288 288  
432 +== 3.2  Features ==
289 289  
434 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
435 +* Ultra-long RF range
436 +* Support LoRaWAN v1.0.4 protocol
437 +* Support peer-to-peer protocol
438 +* TCXO crystal to ensure RF performance on low temperature
439 +* Spring RF antenna
440 +* Available in different frequency LoRaWAN frequency bands.
441 +* World-wide unique OTAA keys.
442 +* AT Command via UART-TTL interface
443 +* Firmware upgradable via UART interface
444 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
290 290  
291 -=== 1.9.3  Upgrade steps ===
292 292  
447 +== 3.3  Specification ==
293 293  
449 +* CPU: 32-bit 48 MHz
450 +* Flash: 256KB
451 +* RAM: 64KB
452 +* Input Power Range: 5v
453 +* Frequency Range: 150 MHz ~~ 960 MHz
454 +* Maximum Power +22 dBm constant RF output
455 +* High sensitivity: -148 dBm
456 +* Temperature:
457 +** Storage: -55 ~~ +125℃
458 +** Operating: -40 ~~ +85℃
459 +* Humidity:
460 +** Storage: 5 ~~ 95% (Non-Condensing)
461 +** Operating: 10 ~~ 95% (Non-Condensing)
462 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
463 +* LoRa Rx current: <9 mA
294 294  
295 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
296 296  
466 +== 3.4  Pin Mapping & LED ==
297 297  
298 -[[image:image-20220602102824-5.png||height="306" width="600"]]
299 299  
300 300  
470 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
301 301  
302 302  
303 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
473 +(((
474 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
475 +)))
304 304  
305 305  
306 -[[image:image-20220817085447-1.png]]
478 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
307 307  
308 308  
481 +[[image:image-20220723100027-1.png]]
309 309  
310 310  
311 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
484 +Open the serial port tool
312 312  
486 +[[image:image-20220602161617-8.png]]
313 313  
488 +[[image:image-20220602161718-9.png||height="457" width="800"]]
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 -)))
318 318  
319 319  
320 -[[image:image-20220602103227-6.png]]
492 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
321 321  
494 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
322 322  
323 -[[image:image-20220602103357-7.png]]
324 324  
497 +[[image:image-20220602161935-10.png||height="498" width="800"]]
325 325  
326 326  
327 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
329 329  
501 +(% style="color:blue" %)**3. See Uplink Command**
330 330  
331 -[[image:image-20220602103844-8.png]]
503 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
332 332  
505 +example: AT+SENDB=01,02,8,05820802581ea0a5
333 333  
507 +[[image:image-20220602162157-11.png||height="497" width="800"]]
334 334  
335 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 -(% style="color:blue" %)**3.  Select the bin file to burn**
337 337  
338 338  
339 -[[image:image-20220602104144-9.png]]
511 +(% style="color:blue" %)**4. Check to see if TTN received the message**
340 340  
513 +[[image:image-20220602162331-12.png||height="420" width="800"]]
341 341  
342 -[[image:image-20220602104251-10.png]]
343 343  
344 344  
345 -[[image:image-20220602104402-11.png]]
517 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
346 346  
347 347  
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]]
348 348  
349 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 -(% style="color:blue" %)**4.  Click to start the download**
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]])
351 351  
524 +(% style="color:red" %)**Preconditions:**
352 352  
353 -[[image:image-20220602104923-13.png]]
526 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
354 354  
528 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
355 355  
356 356  
357 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 -(% style="color:blue" %)**5.  Check update process**
359 359  
532 +(% style="color:blue" %)**Steps for usage:**
360 360  
361 -[[image:image-20220602104948-14.png]]
534 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
362 362  
536 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
363 363  
538 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
364 364  
365 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 -(% style="color:blue" %)**The following picture shows that the burning is successful**
367 367  
368 368  
369 -[[image:image-20220602105251-15.png]]
542 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
370 370  
371 371  
545 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
372 372  
373 -= 2.  FAQ =
374 374  
548 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
375 375  
376 -== 2.1  How to Compile Source Code for LA66? ==
550 +[[image:image-20220723100439-2.png]]
377 377  
378 378  
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]]
380 380  
554 +(% style="color:blue" %)**2. Install Minicom in RPi.**
381 381  
556 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
382 382  
383 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
558 + (% style="background-color:yellow" %)**apt update**
384 384  
560 + (% style="background-color:yellow" %)**apt install minicom**
385 385  
386 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
387 387  
563 +Use minicom to connect to the RPI's terminal
388 388  
565 +[[image:image-20220602153146-3.png||height="439" width="500"]]
389 389  
390 -= 3.  Order Info =
391 391  
392 392  
393 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
569 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
394 394  
571 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
395 395  
396 -(% style="color:blue" %)**XXX**(%%): The default frequency band
397 397  
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
574 +[[image:image-20220602154928-5.png||height="436" width="500"]]
407 407  
408 408  
409 -= 4.  Reference =
410 410  
578 +(% style="color:blue" %)**4. Send Uplink message**
411 411  
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
580 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
413 413  
582 +example: AT+SENDB=01,02,8,05820802581ea0a5
414 414  
415 -= 5.  FCC Statement =
416 416  
585 +[[image:image-20220602160339-6.png||height="517" width="600"]]
417 417  
418 -(% style="color:red" %)**FCC Caution:**
419 419  
420 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
421 421  
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.
589 +Check to see if TTN received the message
423 423  
591 +[[image:image-20220602160627-7.png||height="369" width="800"]]
424 424  
425 -(% style="color:red" %)**IMPORTANT NOTE: **
426 426  
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:
428 428  
429 -—Reorient or relocate the receiving antenna.
595 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
430 430  
431 -—Increase the separation between the equipment and receiver.
432 432  
433 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
598 +=== 3.8.1 DRAGINO-LA66-APP ===
434 434  
435 -—Consult the dealer or an experienced radio/TV technician for help.
436 436  
601 +[[image:image-20220723102027-3.png]]
437 437  
438 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
439 439  
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. 
604 +
605 +==== (% style="color:blue" %)**Overview：**(%%) ====
606 +
607 +
608 +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.
609 +
610 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
611 +
612 +
613 +
614 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
615 +
616 +
617 +Requires a type-c to USB adapter
618 +
619 +[[image:image-20220723104754-4.png]]
620 +
621 +
622 +
623 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
624 +
625 +
626 +Function and page introduction
627 +
628 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
629 +
630 +1.Display LA66 USB LoRaWAN Module connection status
631 +
632 +2.Check and reconnect
633 +
634 +3.Turn send timestamps on or off
635 +
636 +4.Display LoRaWan connection status
637 +
638 +5.Check LoRaWan connection status
639 +
640 +6.The RSSI value of the node when the ACK is received
641 +
642 +7.Node's Signal Strength Icon
643 +
644 +8.Set the packet sending interval of the node in seconds
645 +
646 +9.AT command input box
647 +
648 +10.Send AT command button
649 +
650 +11.Node log box
651 +
652 +12.clear log button
653 +
654 +13.exit button
655 +
656 +
657 +LA66 USB LoRaWAN Module not connected
658 +
659 +[[image:image-20220723110520-5.png||height="903" width="677"]]
660 +
661 +
662 +
663 +Connect LA66 USB LoRaWAN Module
664 +
665 +[[image:image-20220723110626-6.png||height="906" width="680"]]
666 +
667 +
668 +
669 +=== 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 ===
670 +
671 +
672 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
673 +
674 +[[image:image-20220723134549-8.png]]
675 +
676 +
677 +
678 +**2.  Open Node-RED,And import the JSON file to generate the flow**
679 +
680 +Sample JSON file please go to this link to download：放置JSON文件的链接
681 +
682 +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/]]
683 +
684 +The following is the positioning effect map
685 +
686 +[[image:image-20220723144339-1.png]]
687 +
688 +
689 +
690 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
691 +
692 +
693 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
694 +
695 +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)
696 +
697 +[[image:image-20220723150132-2.png]]
698 +
699 +
700 +
701 += 4.  Order Info =
702 +
703 +
704 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
705 +
706 +
707 +(% style="color:blue" %)**XXX**(%%): The default frequency band
708 +
709 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
710 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
711 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
712 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
713 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
714 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
715 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
716 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
717 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
718 +
719 += 5.  Reference =
720 +
721 +
722 +* 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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