Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 71.1 >
edited by Edwin Chen
on 2022/07/03 00:00
To version < 125.1 >
edited by Herong Lu
on 2022/07/23 17:16
>
Change comment: There is no comment for this version

Summary

Details

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1 -XWiki.Edwin
1 +XWiki.Lu
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +0
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
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 +(((
9 9  (% 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 +)))
10 10  
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.
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 +)))
12 12  
35 +(((
36 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
14 14  
40 +(((
15 15  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 +)))
16 16  
45 +(((
46 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
18 18  
19 19  
20 -== Features ==
21 21  
53 +== 1.2  Features ==
54 +
22 22  * Support LoRaWAN v1.0.4 protocol
23 23  * Support peer-to-peer protocol
24 24  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -29,9 +29,8 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
65 +== 1.3  Specification ==
32 32  
33 -== Specification ==
34 -
35 35  * CPU: 32-bit 48 MHz
36 36  * Flash: 256KB
37 37  * RAM: 64KB
... ... @@ -50,52 +50,77 @@
50 50  * LoRa Rx current: <9 mA
51 51  * I/O Voltage: 3.3v
52 52  
53 -== AT Command ==
85 +== 1.4  AT Command ==
54 54  
87 +
55 55  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
56 56  
57 57  
58 -== Dimension ==
59 59  
60 -[[image:image-20220517072526-1.png]]
92 +== 1.5  Dimension ==
61 61  
94 +[[image:image-20220718094750-3.png]]
62 62  
63 -== Pin Mapping ==
64 64  
65 -[[image:image-20220523101537-1.png]]
66 66  
67 -== Land Pattern ==
98 +== 1.6  Pin Mapping ==
68 68  
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
69 69  [[image:image-20220517072821-2.png]]
70 70  
71 71  
72 -== Part Number ==
73 73  
74 -Part Number: **LA66-XXX**
110 += 2.  LA66 LoRaWAN Shield =
75 75  
76 -**XX**: The default frequency band
77 77  
78 -* **AS923**: LoRaWAN AS923 band
79 -* **AU915**: LoRaWAN AU915 band
80 -* **EU433**: LoRaWAN EU433 band
81 -* **EU868**: LoRaWAN EU868 band
82 -* **KR920**: LoRaWAN KR920 band
83 -* **US915**: LoRaWAN US915 band
84 -* **IN865**: LoRaWAN IN865 band
85 -* **CN470**: LoRaWAN CN470 band
86 -* **PP**: Peer to Peer LoRa Protocol
113 +== 2.1  Overview ==
87 87  
88 88  
116 +(((
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
118 +)))
89 89  
90 -= LA66 LoRaWAN Shield =
120 +(((
121 +
122 +)))
91 91  
92 -== Overview ==
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 +)))
93 93  
94 -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.
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 +)))
95 95  
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
96 96  
97 -== Features ==
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 +)))
98 98  
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 +
99 99  * Arduino Shield base on LA66 LoRaWAN module
100 100  * Support LoRaWAN v1.0.4 protocol
101 101  * Support peer-to-peer protocol
... ... @@ -107,9 +107,8 @@
107 107  * Firmware upgradable via UART interface
108 108  * Ultra-long RF range
109 109  
167 +== 2.3  Specification ==
110 110  
111 -== Specification ==
112 -
113 113  * CPU: 32-bit 48 MHz
114 114  * Flash: 256KB
115 115  * RAM: 64KB
... ... @@ -128,183 +128,448 @@
128 128  * LoRa Rx current: <9 mA
129 129  * I/O Voltage: 3.3v
130 130  
187 +== 2.4  LED ==
131 131  
132 -== Pin Mapping & LED ==
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
133 133  
134 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
135 135  
136 -== Example: Join TTN network and send an uplink message, get downlink message. ==
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
137 137  
138 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
196 +Show connection diagram：
139 139  
140 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
141 141  
142 -=== what needs to be used ===
200 +1.open Arduino IDE
143 143  
144 -1.LA66 LoRaWAN Shield that needs to be upgraded
202 +[[image:image-20220723170545-4.png]]
145 145  
146 -2.Arduino
204 +2.Open project
147 147  
148 -3.USB TO TTL
206 +[[image:image-20220723170750-5.png]]
149 149  
150 -[[image:image-20220602100052-2.png]]
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
151 151  
152 -=== Wiring Schematic ===
210 +[[image:image-20220723171228-6.png]]
153 153  
154 -[[image:image-20220602101311-3.png]]
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
155 155  
156 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
157 157  
158 -GND  >>>>>>>>>>>>GND
215 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
159 159  
160 -TXD  >>>>>>>>>>>>TXD
161 161  
162 -RXD  >>>>>>>>>>>>RXD
163 163  
164 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
219 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
165 165  
166 -Connect to the PC after connecting the wires
167 167  
168 -[[image:image-20220602102240-4.png]]
169 169  
170 -=== Upgrade steps ===
223 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
171 171  
172 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
173 173  
174 -[[image:image-20220602102824-5.png]]
226 +=== 2.8.1  Items needed for update ===
175 175  
176 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
228 +1. LA66 LoRaWAN Shield
229 +1. Arduino
230 +1. USB TO TTL Adapter
177 177  
178 -[[image:image-20220602104701-12.png]]
232 +[[image:image-20220602100052-2.png||height="385" width="600"]]
179 179  
180 -==== Open the upgrade application software ====
181 181  
182 -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/]]
235 +=== 2.8.2  Connection ===
183 183  
237 +
238 +[[image:image-20220602101311-3.png||height="276" width="600"]]
239 +
240 +
241 +(((
242 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
243 +)))
244 +
245 +(((
246 +(% style="background-color:yellow" %)**GND  <-> GND
247 +TXD  <->  TXD
248 +RXD  <->  RXD**
249 +)))
250 +
251 +
252 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
253 +
254 +Connect USB TTL Adapter to PC after connecting the wires
255 +
256 +
257 +[[image:image-20220602102240-4.png||height="304" width="600"]]
258 +
259 +
260 +=== 2.8.3  Upgrade steps ===
261 +
262 +
263 +==== 1.  Switch SW1 to put in ISP position ====
264 +
265 +
266 +[[image:image-20220602102824-5.png||height="306" width="600"]]
267 +
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 +
184 184  [[image:image-20220602103227-6.png]]
185 185  
287 +
186 186  [[image:image-20220602103357-7.png]]
187 187  
188 -===== Select the COM port corresponding to USB TTL =====
189 189  
291 +
292 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
293 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
294 +
295 +
190 190  [[image:image-20220602103844-8.png]]
191 191  
192 -===== Select the bin file to burn =====
193 193  
299 +
300 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
301 +(% style="color:blue" %)**3. Select the bin file to burn**
302 +
303 +
194 194  [[image:image-20220602104144-9.png]]
195 195  
306 +
196 196  [[image:image-20220602104251-10.png]]
197 197  
309 +
198 198  [[image:image-20220602104402-11.png]]
199 199  
200 -===== Click to start the download =====
201 201  
313 +
314 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
315 +(% style="color:blue" %)**4. Click to start the download**
316 +
202 202  [[image:image-20220602104923-13.png]]
203 203  
204 -===== The following figure appears to prove that the burning is in progress =====
205 205  
320 +
321 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
322 +(% style="color:blue" %)**5. Check update process**
323 +
324 +
206 206  [[image:image-20220602104948-14.png]]
207 207  
208 -===== The following picture appears to prove that the burning is successful =====
209 209  
328 +
329 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
330 +(% style="color:blue" %)**The following picture shows that the burning is successful**
331 +
210 210  [[image:image-20220602105251-15.png]]
211 211  
212 -= LA66 USB LoRaWAN Adapter =
213 213  
214 -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.
215 215  
216 -Before use, please make sure that the computer has installed the CP2102 driver
336 += 3.  LA66 USB LoRaWAN Adapter =
217 217  
218 -== Pin Mapping & LED ==
219 219  
220 -== Example Send & Get Messages via LoRaWAN in PC ==
339 +== 3.1  Overview ==
221 221  
222 -Connect the LA66 LoRa Shield to the PC
223 223  
224 -[[image:image-20220602171217-1.png||height="615" width="915"]]
342 +[[image:image-20220715001142-3.png||height="145" width="220"]]
225 225  
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 +
226 226  Open the serial port tool
227 227  
228 228  [[image:image-20220602161617-8.png]]
229 229  
230 -[[image:image-20220602161718-9.png||height="529" width="927"]]
421 +[[image:image-20220602161718-9.png||height="457" width="800"]]
231 231  
232 -Press the reset switch RST on the LA66 LoRa Shield.
233 233  
234 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
235 235  
236 -[[image:image-20220602161935-10.png]]
425 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
237 237  
238 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
427 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
239 239  
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 +
240 240  example: AT+SENDB=01,02,8,05820802581ea0a5
241 241  
242 -[[image:image-20220602162157-11.png]]
440 +[[image:image-20220602162157-11.png||height="497" width="800"]]
243 243  
244 -Check to see if TTN received the message
245 245  
246 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
247 247  
248 -== Example Send & Get Messages via LoRaWAN in RPi ==
444 +(% style="color:blue" %)**4. Check to see if TTN received the message**
249 249  
250 -Connect the LA66 LoRa Shield to the RPI
446 +[[image:image-20220602162331-12.png||height="420" width="800"]]
251 251  
252 -[[image:image-20220602171233-2.png||height="592" width="881"]]
253 253  
254 -Log in to the RPI's terminal and connect to the serial port
255 255  
256 -[[image:image-20220602153146-3.png]]
450 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
257 257  
258 -Press the reset switch RST on the LA66 LoRa Shield.
259 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
260 260  
261 -[[image:image-20220602154928-5.png]]
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]]
262 262  
263 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
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]])
264 264  
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 +
265 265  example: AT+SENDB=01,02,8,05820802581ea0a5
266 266  
267 -[[image:image-20220602160339-6.png]]
268 268  
518 +[[image:image-20220602160339-6.png||height="517" width="600"]]
519 +
520 +
521 +
269 269  Check to see if TTN received the message
270 270  
271 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
524 +[[image:image-20220602160627-7.png||height="369" width="800"]]
272 272  
273 -=== Install Minicom ===
274 274  
275 -Enter the following command in the RPI terminal
276 276  
277 -apt update
528 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
278 278  
279 -[[image:image-20220602143155-1.png]]
530 +=== 3.8.1 DRAGINO-LA66-APP ===
280 280  
281 -apt install minicom
532 +[[image:image-20220723102027-3.png]]
282 282  
283 -[[image:image-20220602143744-2.png]]
534 +==== Overview： ====
284 284  
285 -=== Send PC's CPU/RAM usage to TTN via script. ===
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.
286 286  
287 -==== Take python as an example： ====
538 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
288 288  
289 -===== Preconditions: =====
540 +==== Conditions of Use： ====
290 290  
291 -1.LA66 USB LoRaWAN Adapter works fine
542 +Requires a type-c to USB adapter
292 292  
293 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
544 +[[image:image-20220723104754-4.png]]
294 294  
295 -===== Steps for usage =====
546 +==== Use of APP: ====
296 296  
297 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
548 +Function and page introduction
298 298  
299 -2.Run the script and see the TTN
550 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
300 300  
301 -[[image:image-20220602115852-3.png]]
552 +1.Display LA66 USB LoRaWAN Module connection status
302 302  
554 +2.Check and reconnect
303 303  
556 +3.Turn send timestamps on or off
304 304  
305 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
558 +4.Display LoRaWan connection status
306 306  
560 +5.Check LoRaWan connection status
307 307  
308 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
562 +6.The RSSI value of the node when the ACK is received
309 309  
310 -
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]]
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