Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 134.1 >
edited by Herong Lu
on 2022/07/26 09:19
To version < 68.1 >
edited by Edwin Chen
on 2022/07/02 23:42
>
Change comment: There is no comment for this version

Summary

Details

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1 -XWiki.Lu
1 +XWiki.Edwin
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1 -0
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 -
20 -(((
21 -
22 -)))
23 -
24 -(((
25 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 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 -)))
11 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
34 34  
35 -(((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
39 39  
40 -(((
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 -)))
43 -)))
44 44  
45 -(((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 50  
51 51  
20 +== Features ==
52 52  
53 -== 1.2  Features ==
54 -
55 55  * Support LoRaWAN v1.0.4 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -58,114 +58,12 @@
58 58  * SMD Antenna pad and i-pex antenna connector
59 59  * Available in different frequency LoRaWAN frequency bands.
60 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 64  
65 -== 1.3  Specification ==
66 66  
67 -* CPU: 32-bit 48 MHz
68 -* Flash: 256KB
69 -* RAM: 64KB
70 -* Input Power Range: 1.8v ~~ 3.7v
71 -* Power Consumption: < 4uA.
72 -* Frequency Range: 150 MHz ~~ 960 MHz
73 -* Maximum Power +22 dBm constant RF output
74 -* High sensitivity: -148 dBm
75 -* Temperature:
76 -** Storage: -55 ~~ +125℃
77 -** Operating: -40 ~~ +85℃
78 -* Humidity:
79 -** Storage: 5 ~~ 95% (Non-Condensing)
80 -** Operating: 10 ~~ 95% (Non-Condensing)
81 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 -* LoRa Rx current: <9 mA
83 -* I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
86 86  
32 +== Specification ==
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.
89 -
90 -
91 -
92 -== 1.5  Dimension ==
93 -
94 -[[image:image-20220718094750-3.png]]
95 -
96 -
97 -
98 -== 1.6  Pin Mapping ==
99 -
100 -[[image:image-20220720111850-1.png]]
101 -
102 -
103 -
104 -== 1.7  Land Pattern ==
105 -
106 -[[image:image-20220517072821-2.png]]
107 -
108 -
109 -
110 -= 2.  LA66 LoRaWAN Shield =
111 -
112 -
113 -== 2.1  Overview ==
114 -
115 -
116 -(((
117 -[[image:image-20220715000826-2.png||height="145" width="220"]]
118 -)))
119 -
120 -(((
121 -
122 -)))
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 -
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 -)))
133 -
134 -(((
135 -(((
136 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 -)))
138 -)))
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 -)))
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 -
152 -
153 -
154 -== 2.2  Features ==
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
166 -
167 -== 2.3  Specification ==
168 -
169 169  * CPU: 32-bit 48 MHz
170 170  * Flash: 256KB
171 171  * RAM: 64KB
... ... @@ -184,468 +184,222 @@
184 184  * LoRa Rx current: <9 mA
185 185  * I/O Voltage: 3.3v
186 186  
187 -== 2.4  LED ==
52 +== AT Command ==
188 188  
189 -~1. The LED lights up red when there is an upstream data packet
190 -2. When the network is successfully connected, the green light will be on for 5 seconds
191 -3. Purple light on when receiving downlink data packets
54 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
192 192  
193 193  
194 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
57 +== Dimension ==
195 195  
196 -Show connection diagram：
59 +[[image:image-20220517072526-1.png]]
197 197  
198 -[[image:image-20220723170210-2.png||height="908" width="681"]]
199 199  
200 -1.open Arduino IDE
62 +== Pin Mapping ==
201 201  
202 -[[image:image-20220723170545-4.png]]
64 +[[image:image-20220523101537-1.png]]
203 203  
204 -2.Open project
66 +== Land Pattern ==
205 205  
206 -[[image:image-20220723170750-5.png||height="533" width="930"]]
68 +[[image:image-20220517072821-2.png]]
207 207  
208 -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
209 209  
210 -[[image:image-20220723171228-6.png]]
71 +== Part Number ==
211 211  
212 -4.After the upload is successful, open the serial port monitoring and send the AT command
73 +Part Number: **LA66-XXX**
213 213  
214 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
75 +**XX**: The default frequency band
215 215  
216 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
77 +* **AS923**: LoRaWAN AS923 band
78 +* **AU915**: LoRaWAN AU915 band
79 +* **EU433**: LoRaWAN EU433 band
80 +* **EU868**: LoRaWAN EU868 band
81 +* **KR920**: LoRaWAN KR920 band
82 +* **US915**: LoRaWAN US915 band
83 +* **IN865**: LoRaWAN IN865 band
84 +* **CN470**: LoRaWAN CN470 band
85 +* **PP**: Peer to Peer LoRa Protocol
217 217  
218 -1.Open project
219 219  
220 -[[image:image-20220723172502-8.png]]
88 += LA66 LoRaWAN Shield =
221 221  
222 -2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
90 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
223 223  
224 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
92 +== Pin Mapping & LED ==
225 225  
94 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
226 226  
227 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
96 +== Example: Join TTN network and send an uplink message, get downlink message. ==
228 228  
229 -1.Open project
98 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
230 230  
231 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
100 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
232 232  
233 -2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
102 +=== what needs to be used ===
234 234  
235 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
104 +1.LA66 LoRaWAN Shield that needs to be upgraded
236 236  
237 -3.Integration into Node-red via TTNV3
106 +2.Arduino
238 238  
239 -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/]]
108 +3.USB TO TTL
240 240  
241 -[[image:image-20220723175700-12.png||height="602" width="995"]]
110 +[[image:image-20220602100052-2.png]]
242 242  
243 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
112 +=== Wiring Schematic ===
244 244  
114 +[[image:image-20220602101311-3.png]]
245 245  
246 -=== 2.8.1  Items needed for update ===
116 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
247 247  
248 -1. LA66 LoRaWAN Shield
249 -1. Arduino
250 -1. USB TO TTL Adapter
118 +GND  >>>>>>>>>>>>GND
251 251  
252 -[[image:image-20220602100052-2.png||height="385" width="600"]]
120 +TXD  >>>>>>>>>>>>TXD
253 253  
122 +RXD  >>>>>>>>>>>>RXD
254 254  
255 -=== 2.8.2  Connection ===
124 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
256 256  
126 +Connect to the PC after connecting the wires
257 257  
258 -[[image:image-20220602101311-3.png||height="276" width="600"]]
128 +[[image:image-20220602102240-4.png]]
259 259  
130 +=== Upgrade steps ===
260 260  
261 -(((
262 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
263 -)))
132 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
264 264  
265 -(((
266 -(% style="background-color:yellow" %)**GND  <-> GND
267 -TXD  <->  TXD
268 -RXD  <->  RXD**
269 -)))
134 +[[image:image-20220602102824-5.png]]
270 270  
136 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
271 271  
272 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
138 +[[image:image-20220602104701-12.png]]
273 273  
274 -Connect USB TTL Adapter to PC after connecting the wires
140 +==== Open the upgrade application software ====
275 275  
142 +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/]]
276 276  
277 -[[image:image-20220602102240-4.png||height="304" width="600"]]
278 -
279 -
280 -=== 2.8.3  Upgrade steps ===
281 -
282 -
283 -==== 1.  Switch SW1 to put in ISP position ====
284 -
285 -
286 -[[image:image-20220602102824-5.png||height="306" width="600"]]
287 -
288 -
289 -
290 -==== 2.  Press the RST switch once ====
291 -
292 -
293 -[[image:image-20220602104701-12.png||height="285" width="600"]]
294 -
295 -
296 -
297 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
298 -
299 -
300 -(((
301 -(% 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/]]**
302 -)))
303 -
304 -
305 305  [[image:image-20220602103227-6.png]]
306 306  
307 -
308 308  [[image:image-20220602103357-7.png]]
309 309  
148 +===== Select the COM port corresponding to USB TTL =====
310 310  
311 -
312 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
313 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
314 -
315 -
316 316  [[image:image-20220602103844-8.png]]
317 317  
152 +===== Select the bin file to burn =====
318 318  
319 -
320 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
321 -(% style="color:blue" %)**3. Select the bin file to burn**
322 -
323 -
324 324  [[image:image-20220602104144-9.png]]
325 325  
326 -
327 327  [[image:image-20220602104251-10.png]]
328 328  
329 -
330 330  [[image:image-20220602104402-11.png]]
331 331  
160 +===== Click to start the download =====
332 332  
333 -
334 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
335 -(% style="color:blue" %)**4. Click to start the download**
336 -
337 337  [[image:image-20220602104923-13.png]]
338 338  
164 +===== The following figure appears to prove that the burning is in progress =====
339 339  
340 -
341 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
342 -(% style="color:blue" %)**5. Check update process**
343 -
344 -
345 345  [[image:image-20220602104948-14.png]]
346 346  
168 +===== The following picture appears to prove that the burning is successful =====
347 347  
348 -
349 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
350 -(% style="color:blue" %)**The following picture shows that the burning is successful**
351 -
352 352  [[image:image-20220602105251-15.png]]
353 353  
172 += LA66 USB LoRaWAN Adapter =
354 354  
174 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
355 355  
356 -= 3.  LA66 USB LoRaWAN Adapter =
176 +Before use, please make sure that the computer has installed the CP2102 driver
357 357  
178 +== Pin Mapping & LED ==
358 358  
359 -== 3.1  Overview ==
180 +== Example Send & Get Messages via LoRaWAN in PC ==
360 360  
182 +Connect the LA66 LoRa Shield to the PC
361 361  
362 -[[image:image-20220715001142-3.png||height="145" width="220"]]
184 +[[image:image-20220602171217-1.png||height="615" width="915"]]
363 363  
364 -
365 -(((
366 -(% 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.
367 -)))
368 -
369 -(((
370 -(% 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.
371 -)))
372 -
373 -(((
374 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
375 -)))
376 -
377 -(((
378 -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.
379 -)))
380 -
381 -(((
382 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
383 -)))
384 -
385 -
386 -
387 -== 3.2  Features ==
388 -
389 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
390 -* Ultra-long RF range
391 -* Support LoRaWAN v1.0.4 protocol
392 -* Support peer-to-peer protocol
393 -* TCXO crystal to ensure RF performance on low temperature
394 -* Spring RF antenna
395 -* Available in different frequency LoRaWAN frequency bands.
396 -* World-wide unique OTAA keys.
397 -* AT Command via UART-TTL interface
398 -* Firmware upgradable via UART interface
399 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
400 -
401 -== 3.3  Specification ==
402 -
403 -* CPU: 32-bit 48 MHz
404 -* Flash: 256KB
405 -* RAM: 64KB
406 -* Input Power Range: 5v
407 -* Frequency Range: 150 MHz ~~ 960 MHz
408 -* Maximum Power +22 dBm constant RF output
409 -* High sensitivity: -148 dBm
410 -* Temperature:
411 -** Storage: -55 ~~ +125℃
412 -** Operating: -40 ~~ +85℃
413 -* Humidity:
414 -** Storage: 5 ~~ 95% (Non-Condensing)
415 -** Operating: 10 ~~ 95% (Non-Condensing)
416 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
417 -* LoRa Rx current: <9 mA
418 -
419 -== 3.4  Pin Mapping & LED ==
420 -
421 -
422 -
423 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
424 -
425 -
426 -(((
427 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
428 -)))
429 -
430 -
431 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
432 -
433 -
434 -[[image:image-20220723100027-1.png]]
435 -
436 -
437 437  Open the serial port tool
438 438  
439 439  [[image:image-20220602161617-8.png]]
440 440  
441 -[[image:image-20220602161718-9.png||height="457" width="800"]]
190 +[[image:image-20220602161718-9.png||height="529" width="927"]]
442 442  
192 +Press the reset switch RST on the LA66 LoRa Shield.
443 443  
194 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
444 444  
445 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
196 +[[image:image-20220602161935-10.png]]
446 446  
447 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
198 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
448 448  
449 -
450 -[[image:image-20220602161935-10.png||height="498" width="800"]]
451 -
452 -
453 -
454 -(% style="color:blue" %)**3. See Uplink Command**
455 -
456 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
457 -
458 458  example: AT+SENDB=01,02,8,05820802581ea0a5
459 459  
460 -[[image:image-20220602162157-11.png||height="497" width="800"]]
202 +[[image:image-20220602162157-11.png]]
461 461  
204 +Check to see if TTN received the message
462 462  
206 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
463 463  
464 -(% style="color:blue" %)**4. Check to see if TTN received the message**
208 +== Example Send & Get Messages via LoRaWAN in RPi ==
465 465  
466 -[[image:image-20220602162331-12.png||height="420" width="800"]]
210 +Connect the LA66 LoRa Shield to the RPI
467 467  
212 +[[image:image-20220602171233-2.png||height="592" width="881"]]
468 468  
214 +Log in to the RPI's terminal and connect to the serial port
469 469  
470 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
216 +[[image:image-20220602153146-3.png]]
471 471  
218 +Press the reset switch RST on the LA66 LoRa Shield.
219 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
472 472  
473 -**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]]
221 +[[image:image-20220602154928-5.png]]
474 474  
475 -(**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]])
223 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
476 476  
477 -(% style="color:red" %)**Preconditions:**
478 -
479 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
480 -
481 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
482 -
483 -
484 -
485 -(% style="color:blue" %)**Steps for usage:**
486 -
487 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
488 -
489 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
490 -
491 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
492 -
493 -
494 -
495 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
496 -
497 -
498 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
499 -
500 -
501 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
502 -
503 -[[image:image-20220723100439-2.png]]
504 -
505 -
506 -
507 -(% style="color:blue" %)**2. Install Minicom in RPi.**
508 -
509 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
510 -
511 - (% style="background-color:yellow" %)**apt update**
512 -
513 - (% style="background-color:yellow" %)**apt install minicom**
514 -
515 -
516 -Use minicom to connect to the RPI's terminal
517 -
518 -[[image:image-20220602153146-3.png||height="439" width="500"]]
519 -
520 -
521 -
522 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
523 -
524 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
525 -
526 -
527 -[[image:image-20220602154928-5.png||height="436" width="500"]]
528 -
529 -
530 -
531 -(% style="color:blue" %)**4. Send Uplink message**
532 -
533 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
534 -
535 535  example: AT+SENDB=01,02,8,05820802581ea0a5
536 536  
227 +[[image:image-20220602160339-6.png]]
537 537  
538 -[[image:image-20220602160339-6.png||height="517" width="600"]]
539 -
540 -
541 -
542 542  Check to see if TTN received the message
543 543  
544 -[[image:image-20220602160627-7.png||height="369" width="800"]]
231 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
545 545  
233 +=== Install Minicom ===
546 546  
235 +Enter the following command in the RPI terminal
547 547  
548 -== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
237 +apt update
549 549  
550 -=== 3.8.1 DRAGINO-LA66-APP ===
239 +[[image:image-20220602143155-1.png]]
551 551  
552 -[[image:image-20220723102027-3.png]]
241 +apt install minicom
553 553  
554 -==== Overview： ====
243 +[[image:image-20220602143744-2.png]]
555 555  
556 -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.
245 +=== Send PC's CPU/RAM usage to TTN via script. ===
557 557  
558 -View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
247 +==== Take python as an example： ====
559 559  
560 -==== Conditions of Use： ====
249 +===== Preconditions: =====
561 561  
562 -Requires a type-c to USB adapter
251 +1.LA66 USB LoRaWAN Adapter works fine
563 563  
564 -[[image:image-20220723104754-4.png]]
253 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
565 565  
566 -==== Use of APP: ====
255 +===== Steps for usage =====
567 567  
568 -Function and page introduction
257 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
569 569  
570 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
259 +2.Run the script and see the TTN
571 571  
572 -1.Display LA66 USB LoRaWAN Module connection status
261 +[[image:image-20220602115852-3.png]]
573 573  
574 -2.Check and reconnect
575 575  
576 -3.Turn send timestamps on or off
577 577  
578 -4.Display LoRaWan connection status
265 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
579 579  
580 -5.Check LoRaWan connection status
581 581  
582 -6.The RSSI value of the node when the ACK is received
268 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
583 583  
584 -7.Node's Signal Strength Icon
585 -
586 -8.Set the packet sending interval of the node in seconds
587 -
588 -9.AT command input box
589 -
590 -10.Send AT command button
591 -
592 -11.Node log box
593 -
594 -12.clear log button
595 -
596 -13.exit button
597 -
598 -LA66 USB LoRaWAN Module not connected
599 -
600 -[[image:image-20220723110520-5.png||height="903" width="677"]]
601 -
602 -Connect LA66 USB LoRaWAN Module
603 -
604 -[[image:image-20220723110626-6.png||height="906" width="680"]]
605 -
606 -=== 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 ===
607 -
608 -1.Register LA66 USB LoRaWAN Module to TTNV3
609 -
610 -[[image:image-20220723134549-8.png]]
611 -
612 -2.Open Node-RED,And import the JSON file to generate the flow
613 -
614 -Sample JSON file please go to this link to download：放置JSON文件的链接
615 -
616 -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/]]
617 -
618 -The following is the positioning effect map
619 -
620 -[[image:image-20220723144339-1.png]]
621 -
622 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
623 -
624 -The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
625 -
626 -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)
627 -
628 -[[image:image-20220723150132-2.png]]
629 -
630 -
631 -= 4.  Order Info =
632 -
633 -
634 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
635 -
636 -
637 -(% style="color:blue" %)**XXX**(%%): The default frequency band
638 -
639 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
640 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
641 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
642 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
643 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
644 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
645 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
646 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
647 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
648 -
649 -= 5.  Reference =
650 -
651 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
270 +
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