Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 125.1 >
edited by Herong Lu
on 2022/07/23 17:16
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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Author
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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
... ... @@ -184,448 +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]]
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  
75 +**XX**: The default frequency band
214 214  
215 -== 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
216 216  
217 217  
88 += LA66 LoRaWAN Shield =
218 218  
219 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
90 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
220 220  
92 +== Pin Mapping & LED ==
221 221  
94 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
222 222  
223 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
96 +== Example: Join TTN network and send an uplink message, get downlink message. ==
224 224  
98 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
225 225  
226 -=== 2.8.1  Items needed for update ===
100 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
227 227  
228 -1. LA66 LoRaWAN Shield
229 -1. Arduino
230 -1. USB TO TTL Adapter
102 +=== what needs to be used ===
231 231  
232 -[[image:image-20220602100052-2.png||height="385" width="600"]]
104 +1.LA66 LoRaWAN Shield that needs to be upgraded
233 233  
106 +2.Arduino
234 234  
235 -=== 2.8.2  Connection ===
108 +3.USB TO TTL
236 236  
110 +[[image:image-20220602100052-2.png]]
237 237  
238 -[[image:image-20220602101311-3.png||height="276" width="600"]]
112 +=== Wiring Schematic ===
239 239  
114 +[[image:image-20220602101311-3.png]]
240 240  
241 -(((
242 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
243 -)))
116 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
244 244  
245 -(((
246 -(% style="background-color:yellow" %)**GND  <-> GND
247 -TXD  <->  TXD
248 -RXD  <->  RXD**
249 -)))
118 +GND  >>>>>>>>>>>>GND
250 250  
120 +TXD  >>>>>>>>>>>>TXD
251 251  
252 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
122 +RXD  >>>>>>>>>>>>RXD
253 253  
254 -Connect USB TTL Adapter to PC after connecting the wires
124 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
255 255  
126 +Connect to the PC after connecting the wires
256 256  
257 -[[image:image-20220602102240-4.png||height="304" width="600"]]
128 +[[image:image-20220602102240-4.png]]
258 258  
130 +=== Upgrade steps ===
259 259  
260 -=== 2.8.3  Upgrade steps ===
132 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
261 261  
134 +[[image:image-20220602102824-5.png]]
262 262  
263 -==== 1.  Switch SW1 to put in ISP position ====
136 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
264 264  
138 +[[image:image-20220602104701-12.png]]
265 265  
266 -[[image:image-20220602102824-5.png||height="306" width="600"]]
140 +==== Open the upgrade application software ====
267 267  
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/]]
268 268  
269 -
270 -==== 2.  Press the RST switch once ====
271 -
272 -
273 -[[image:image-20220602104701-12.png||height="285" width="600"]]
274 -
275 -
276 -
277 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
278 -
279 -
280 -(((
281 -(% 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/]]**
282 -)))
283 -
284 -
285 285  [[image:image-20220602103227-6.png]]
286 286  
287 -
288 288  [[image:image-20220602103357-7.png]]
289 289  
148 +===== Select the COM port corresponding to USB TTL =====
290 290  
291 -
292 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
293 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
294 -
295 -
296 296  [[image:image-20220602103844-8.png]]
297 297  
152 +===== Select the bin file to burn =====
298 298  
299 -
300 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
301 -(% style="color:blue" %)**3. Select the bin file to burn**
302 -
303 -
304 304  [[image:image-20220602104144-9.png]]
305 305  
306 -
307 307  [[image:image-20220602104251-10.png]]
308 308  
309 -
310 310  [[image:image-20220602104402-11.png]]
311 311  
160 +===== Click to start the download =====
312 312  
313 -
314 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
315 -(% style="color:blue" %)**4. Click to start the download**
316 -
317 317  [[image:image-20220602104923-13.png]]
318 318  
164 +===== The following figure appears to prove that the burning is in progress =====
319 319  
320 -
321 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
322 -(% style="color:blue" %)**5. Check update process**
323 -
324 -
325 325  [[image:image-20220602104948-14.png]]
326 326  
168 +===== The following picture appears to prove that the burning is successful =====
327 327  
328 -
329 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
330 -(% style="color:blue" %)**The following picture shows that the burning is successful**
331 -
332 332  [[image:image-20220602105251-15.png]]
333 333  
172 += LA66 USB LoRaWAN Adapter =
334 334  
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.
335 335  
336 -= 3.  LA66 USB LoRaWAN Adapter =
176 +Before use, please make sure that the computer has installed the CP2102 driver
337 337  
178 +== Pin Mapping & LED ==
338 338  
339 -== 3.1  Overview ==
180 +== Example Send & Get Messages via LoRaWAN in PC ==
340 340  
182 +Connect the LA66 LoRa Shield to the PC
341 341  
342 -[[image:image-20220715001142-3.png||height="145" width="220"]]
184 +[[image:image-20220602171217-1.png||height="615" width="915"]]
343 343  
344 -
345 -(((
346 -(% 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.
347 -)))
348 -
349 -(((
350 -(% 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.
351 -)))
352 -
353 -(((
354 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
355 -)))
356 -
357 -(((
358 -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.
359 -)))
360 -
361 -(((
362 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
363 -)))
364 -
365 -
366 -
367 -== 3.2  Features ==
368 -
369 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
370 -* Ultra-long RF range
371 -* Support LoRaWAN v1.0.4 protocol
372 -* Support peer-to-peer protocol
373 -* TCXO crystal to ensure RF performance on low temperature
374 -* Spring RF antenna
375 -* Available in different frequency LoRaWAN frequency bands.
376 -* World-wide unique OTAA keys.
377 -* AT Command via UART-TTL interface
378 -* Firmware upgradable via UART interface
379 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
380 -
381 -== 3.3  Specification ==
382 -
383 -* CPU: 32-bit 48 MHz
384 -* Flash: 256KB
385 -* RAM: 64KB
386 -* Input Power Range: 5v
387 -* Frequency Range: 150 MHz ~~ 960 MHz
388 -* Maximum Power +22 dBm constant RF output
389 -* High sensitivity: -148 dBm
390 -* Temperature:
391 -** Storage: -55 ~~ +125℃
392 -** Operating: -40 ~~ +85℃
393 -* Humidity:
394 -** Storage: 5 ~~ 95% (Non-Condensing)
395 -** Operating: 10 ~~ 95% (Non-Condensing)
396 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
397 -* LoRa Rx current: <9 mA
398 -
399 -== 3.4  Pin Mapping & LED ==
400 -
401 -
402 -
403 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
404 -
405 -
406 -(((
407 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
408 -)))
409 -
410 -
411 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
412 -
413 -
414 -[[image:image-20220723100027-1.png]]
415 -
416 -
417 417  Open the serial port tool
418 418  
419 419  [[image:image-20220602161617-8.png]]
420 420  
421 -[[image:image-20220602161718-9.png||height="457" width="800"]]
190 +[[image:image-20220602161718-9.png||height="529" width="927"]]
422 422  
192 +Press the reset switch RST on the LA66 LoRa Shield.
423 423  
194 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
424 424  
425 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
196 +[[image:image-20220602161935-10.png]]
426 426  
427 -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>
428 428  
429 -
430 -[[image:image-20220602161935-10.png||height="498" width="800"]]
431 -
432 -
433 -
434 -(% style="color:blue" %)**3. See Uplink Command**
435 -
436 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
437 -
438 438  example: AT+SENDB=01,02,8,05820802581ea0a5
439 439  
440 -[[image:image-20220602162157-11.png||height="497" width="800"]]
202 +[[image:image-20220602162157-11.png]]
441 441  
204 +Check to see if TTN received the message
442 442  
206 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
443 443  
444 -(% style="color:blue" %)**4. Check to see if TTN received the message**
208 +== Example Send & Get Messages via LoRaWAN in RPi ==
445 445  
446 -[[image:image-20220602162331-12.png||height="420" width="800"]]
210 +Connect the LA66 LoRa Shield to the RPI
447 447  
212 +[[image:image-20220602171233-2.png||height="592" width="881"]]
448 448  
214 +Log in to the RPI's terminal and connect to the serial port
449 449  
450 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
216 +[[image:image-20220602153146-3.png]]
451 451  
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
452 452  
453 -**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]]
454 454  
455 -(**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>
456 456  
457 -(% style="color:red" %)**Preconditions:**
458 -
459 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
460 -
461 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
462 -
463 -
464 -
465 -(% style="color:blue" %)**Steps for usage:**
466 -
467 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
468 -
469 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
470 -
471 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
472 -
473 -
474 -
475 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
476 -
477 -
478 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
479 -
480 -
481 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
482 -
483 -[[image:image-20220723100439-2.png]]
484 -
485 -
486 -
487 -(% style="color:blue" %)**2. Install Minicom in RPi.**
488 -
489 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
490 -
491 - (% style="background-color:yellow" %)**apt update**
492 -
493 - (% style="background-color:yellow" %)**apt install minicom**
494 -
495 -
496 -Use minicom to connect to the RPI's terminal
497 -
498 -[[image:image-20220602153146-3.png||height="439" width="500"]]
499 -
500 -
501 -
502 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
503 -
504 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
505 -
506 -
507 -[[image:image-20220602154928-5.png||height="436" width="500"]]
508 -
509 -
510 -
511 -(% style="color:blue" %)**4. Send Uplink message**
512 -
513 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
514 -
515 515  example: AT+SENDB=01,02,8,05820802581ea0a5
516 516  
227 +[[image:image-20220602160339-6.png]]
517 517  
518 -[[image:image-20220602160339-6.png||height="517" width="600"]]
519 -
520 -
521 -
522 522  Check to see if TTN received the message
523 523  
524 -[[image:image-20220602160627-7.png||height="369" width="800"]]
231 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
525 525  
233 +=== Install Minicom ===
526 526  
235 +Enter the following command in the RPI terminal
527 527  
528 -== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
237 +apt update
529 529  
530 -=== 3.8.1 DRAGINO-LA66-APP ===
239 +[[image:image-20220602143155-1.png]]
531 531  
532 -[[image:image-20220723102027-3.png]]
241 +apt install minicom
533 533  
534 -==== Overview： ====
243 +[[image:image-20220602143744-2.png]]
535 535  
536 -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.
245 +=== Send PC's CPU/RAM usage to TTN via script. ===
537 537  
538 -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： ====
539 539  
540 -==== Conditions of Use： ====
249 +===== Preconditions: =====
541 541  
542 -Requires a type-c to USB adapter
251 +1.LA66 USB LoRaWAN Adapter works fine
543 543  
544 -[[image:image-20220723104754-4.png]]
253 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
545 545  
546 -==== Use of APP: ====
255 +===== Steps for usage =====
547 547  
548 -Function and page introduction
257 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
549 549  
550 -[[image:image-20220723113448-7.png||height="1481" width="670"]]
259 +2.Run the script and see the TTN
551 551  
552 -1.Display LA66 USB LoRaWAN Module connection status
261 +[[image:image-20220602115852-3.png]]
553 553  
554 -2.Check and reconnect
555 555  
556 -3.Turn send timestamps on or off
557 557  
558 -4.Display LoRaWan connection status
265 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
559 559  
560 -5.Check LoRaWan connection status
561 561  
562 -6.The RSSI value of the node when the ACK is received
268 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
563 563  
564 -7.Node's Signal Strength Icon
565 -
566 -8.Set the packet sending interval of the node in seconds
567 -
568 -9.AT command input box
569 -
570 -10.Send AT command button
571 -
572 -11.Node log box
573 -
574 -12.clear log button
575 -
576 -13.exit button
577 -
578 -LA66 USB LoRaWAN Module not connected
579 -
580 -[[image:image-20220723110520-5.png||height="903" width="677"]]
581 -
582 -Connect LA66 USB LoRaWAN Module
583 -
584 -[[image:image-20220723110626-6.png||height="906" width="680"]]
585 -
586 -=== 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 ===
587 -
588 -1.Register LA66 USB LoRaWAN Module to TTNV3
589 -
590 -[[image:image-20220723134549-8.png]]
591 -
592 -2.Open Node-RED,And import the JSON file to generate the flow
593 -
594 -Sample JSON file please go to this link to download：放置JSON文件的链接
595 -
596 -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/]]
597 -
598 -The following is the positioning effect map
599 -
600 -[[image:image-20220723144339-1.png]]
601 -
602 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
603 -
604 -The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
605 -
606 -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)
607 -
608 -[[image:image-20220723150132-2.png]]
609 -
610 -
611 -= 4.  Order Info =
612 -
613 -
614 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
615 -
616 -
617 -(% style="color:blue" %)**XXX**(%%): The default frequency band
618 -
619 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
620 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
621 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
622 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
623 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
624 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
625 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
626 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
627 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
628 -
629 -= 5.  Reference =
630 -
631 -* 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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