Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 74.1 >
edited by Edwin Chen
on 2022/07/03 00:16
To version < 118.1 >
edited by Herong Lu
on 2022/07/23 15:01
>
Change comment: Uploaded new attachment "image-20220723150132-2.png", version {1}

Summary

Details

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Author
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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
... ... @@ -29,7 +29,7 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
32 -== Specification ==
65 +== 1.3  Specification ==
33 33  
34 34  * CPU: 32-bit 48 MHz
35 35  * Flash: 256KB
... ... @@ -49,50 +49,77 @@
49 49  * LoRa Rx current: <9 mA
50 50  * I/O Voltage: 3.3v
51 51  
52 -== AT Command ==
85 +== 1.4  AT Command ==
53 53  
87 +
54 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.
55 55  
56 56  
57 -== Dimension ==
58 58  
59 -[[image:image-20220517072526-1.png]]
92 +== 1.5  Dimension ==
60 60  
94 +[[image:image-20220718094750-3.png]]
61 61  
62 -== Pin Mapping ==
63 63  
64 -[[image:image-20220523101537-1.png]]
65 65  
66 -== Land Pattern ==
98 +== 1.6  Pin Mapping ==
67 67  
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
68 68  [[image:image-20220517072821-2.png]]
69 69  
70 70  
71 -== Order Info ==
72 72  
73 -Part Number: **LA66-XXX**
110 += 2.  LA66 LoRaWAN Shield =
74 74  
75 -**XX**: The default frequency band
76 76  
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
113 +== 2.1  Overview ==
86 86  
87 -= LA66 LoRaWAN Shield =
88 88  
89 -== Overview ==
116 +(((
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
118 +)))
90 90  
91 -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.
120 +(((
121 +
122 +)))
92 92  
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 -== Features ==
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 +)))
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 +
96 96  * Arduino Shield base on LA66 LoRaWAN module
97 97  * Support LoRaWAN v1.0.4 protocol
98 98  * Support peer-to-peer protocol
... ... @@ -104,7 +104,7 @@
104 104  * Firmware upgradable via UART interface
105 105  * Ultra-long RF range
106 106  
107 -== Specification ==
167 +== 2.3  Specification ==
108 108  
109 109  * CPU: 32-bit 48 MHz
110 110  * Flash: 256KB
... ... @@ -124,118 +124,168 @@
124 124  * LoRa Rx current: <9 mA
125 125  * I/O Voltage: 3.3v
126 126  
127 -== Pin Mapping & LED ==
187 +== 2.4  Pin Mapping & LED ==
128 128  
129 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
131 -== Example: Join TTN network and send an uplink message, get downlink message. ==
132 132  
133 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
191 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
134 134  
135 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
136 136  
137 -=== Items needed for update ===
138 138  
195 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
196 +
197 +
198 +
199 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
200 +
201 +
202 +
203 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
204 +
205 +
206 +=== 2.8.1  Items needed for update ===
207 +
139 139  1. LA66 LoRaWAN Shield
140 140  1. Arduino
141 141  1. USB TO TTL Adapter
142 142  
143 -[[image:image-20220602100052-2.png||height="341" width="531"]]
212 +[[image:image-20220602100052-2.png||height="385" width="600"]]
144 144  
145 145  
146 -=== Connection ===
215 +=== 2.8.2  Connection ===
147 147  
148 -[[image:image-20220602101311-3.png||height="350" width="760"]]
149 149  
218 +[[image:image-20220602101311-3.png||height="276" width="600"]]
150 150  
151 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-----> (% style="color:blue" %)**USB TTL(%%)
152 -GND  <-----> GND
153 -TXD  <-----> TXD
154 -RXD  <-----> RXD
155 155  
156 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
221 +(((
222 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 +)))
157 157  
158 -Connect to the PC after connecting the wires
225 +(((
226 +(% style="background-color:yellow" %)**GND  <-> GND
227 +TXD  <->  TXD
228 +RXD  <->  RXD**
229 +)))
159 159  
160 160  
232 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
161 161  
162 -[[image:image-20220602102240-4.png]]
234 +Connect USB TTL Adapter to PC after connecting the wires
163 163  
164 -=== Upgrade steps ===
165 165  
166 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
237 +[[image:image-20220602102240-4.png||height="304" width="600"]]
167 167  
168 -[[image:image-20220602102824-5.png]]
169 169  
170 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
240 +=== 2.8.3  Upgrade steps ===
171 171  
172 -[[image:image-20220602104701-12.png]]
173 173  
174 -==== Open the upgrade application software ====
243 +==== 1.  Switch SW1 to put in ISP position ====
175 175  
176 -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/]]
177 177  
246 +[[image:image-20220602102824-5.png||height="306" width="600"]]
247 +
248 +
249 +
250 +==== 2.  Press the RST switch once ====
251 +
252 +
253 +[[image:image-20220602104701-12.png||height="285" width="600"]]
254 +
255 +
256 +
257 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
258 +
259 +
260 +(((
261 +(% 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/]]**
262 +)))
263 +
264 +
178 178  [[image:image-20220602103227-6.png]]
179 179  
267 +
180 180  [[image:image-20220602103357-7.png]]
181 181  
182 -===== Select the COM port corresponding to USB TTL =====
183 183  
271 +
272 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
274 +
275 +
184 184  [[image:image-20220602103844-8.png]]
185 185  
186 -===== Select the bin file to burn =====
187 187  
279 +
280 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 +(% style="color:blue" %)**3. Select the bin file to burn**
282 +
283 +
188 188  [[image:image-20220602104144-9.png]]
189 189  
286 +
190 190  [[image:image-20220602104251-10.png]]
191 191  
289 +
192 192  [[image:image-20220602104402-11.png]]
193 193  
194 -===== Click to start the download =====
195 195  
293 +
294 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 +(% style="color:blue" %)**4. Click to start the download**
296 +
196 196  [[image:image-20220602104923-13.png]]
197 197  
198 -===== The following figure appears to prove that the burning is in progress =====
199 199  
300 +
301 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 +(% style="color:blue" %)**5. Check update process**
303 +
304 +
200 200  [[image:image-20220602104948-14.png]]
201 201  
202 -===== The following picture appears to prove that the burning is successful =====
203 203  
308 +
309 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 +(% style="color:blue" %)**The following picture shows that the burning is successful**
311 +
204 204  [[image:image-20220602105251-15.png]]
205 205  
206 206  
207 -== Order Info ==
208 208  
209 -Part Number: **LA66-LoRaWAN-Shield-XXX**
316 += 3.  LA66 USB LoRaWAN Adapter =
210 210  
211 -**XX**: The default frequency band
212 212  
213 -* **AS923**: LoRaWAN AS923 band
214 -* **AU915**: LoRaWAN AU915 band
215 -* **EU433**: LoRaWAN EU433 band
216 -* **EU868**: LoRaWAN EU868 band
217 -* **KR920**: LoRaWAN KR920 band
218 -* **US915**: LoRaWAN US915 band
219 -* **IN865**: LoRaWAN IN865 band
220 -* **CN470**: LoRaWAN CN470 band
221 -* **PP**: Peer to Peer LoRa Protocol
319 +== 3.1  Overview ==
222 222  
223 -== Package Info ==
224 224  
225 -* LA66 LoRaWAN Shield x 1
226 -* RF Antenna x 1
322 +[[image:image-20220715001142-3.png||height="145" width="220"]]
227 227  
228 228  
325 +(((
326 +(% 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.
327 +)))
229 229  
230 -= LA66 USB LoRaWAN Adapter =
329 +(((
330 +(% 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.
331 +)))
231 231  
232 -== Overview ==
333 +(((
334 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
335 +)))
233 233  
234 -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.
337 +(((
338 +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.
339 +)))
235 235  
341 +(((
342 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 +)))
236 236  
237 -== Features ==
238 238  
346 +
347 +== 3.2  Features ==
348 +
239 239  * LoRaWAN USB adapter base on LA66 LoRaWAN module
240 240  * Ultra-long RF range
241 241  * Support LoRaWAN v1.0.4 protocol
... ... @@ -246,10 +246,10 @@
246 246  * World-wide unique OTAA keys.
247 247  * AT Command via UART-TTL interface
248 248  * Firmware upgradable via UART interface
359 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
249 249  
361 +== 3.3  Specification ==
250 250  
251 -== Specification ==
252 -
253 253  * CPU: 32-bit 48 MHz
254 254  * Flash: 256KB
255 255  * RAM: 64KB
... ... @@ -266,119 +266,232 @@
266 266  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
267 267  * LoRa Rx current: <9 mA
268 268  
379 +== 3.4  Pin Mapping & LED ==
269 269  
270 -== Pin Mapping & LED ==
271 271  
272 -== Example Send & Get Messages via LoRaWAN in PC ==
273 273  
274 -Connect the LA66 LoRa Shield to the PC
383 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
275 275  
276 -[[image:image-20220602171217-1.png||height="615" width="915"]]
277 277  
386 +(((
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
388 +)))
389 +
390 +
391 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
392 +
393 +
394 +[[image:image-20220723100027-1.png]]
395 +
396 +
278 278  Open the serial port tool
279 279  
280 280  [[image:image-20220602161617-8.png]]
281 281  
282 -[[image:image-20220602161718-9.png||height="529" width="927"]]
401 +[[image:image-20220602161718-9.png||height="457" width="800"]]
283 283  
284 -Press the reset switch RST on the LA66 LoRa Shield.
285 285  
286 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
287 287  
288 -[[image:image-20220602161935-10.png]]
405 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
289 289  
290 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
407 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
291 291  
409 +
410 +[[image:image-20220602161935-10.png||height="498" width="800"]]
411 +
412 +
413 +
414 +(% style="color:blue" %)**3. See Uplink Command**
415 +
416 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
417 +
292 292  example: AT+SENDB=01,02,8,05820802581ea0a5
293 293  
294 -[[image:image-20220602162157-11.png]]
420 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 -Check to see if TTN received the message
297 297  
298 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
299 299  
300 -== Example Send & Get Messages via LoRaWAN in RPi ==
424 +(% style="color:blue" %)**4. Check to see if TTN received the message**
301 301  
302 -Connect the LA66 LoRa Shield to the RPI
426 +[[image:image-20220602162331-12.png||height="420" width="800"]]
303 303  
304 -[[image:image-20220602171233-2.png||height="592" width="881"]]
305 305  
306 -Log in to the RPI's terminal and connect to the serial port
307 307  
308 -[[image:image-20220602153146-3.png]]
430 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
309 309  
310 -Press the reset switch RST on the LA66 LoRa Shield.
311 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
312 312  
313 -[[image:image-20220602154928-5.png]]
433 +**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]]
314 314  
315 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
435 +(**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]])
316 316  
437 +(% style="color:red" %)**Preconditions:**
438 +
439 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
440 +
441 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
442 +
443 +
444 +
445 +(% style="color:blue" %)**Steps for usage:**
446 +
447 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
448 +
449 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
450 +
451 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
452 +
453 +
454 +
455 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
456 +
457 +
458 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
459 +
460 +
461 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
462 +
463 +[[image:image-20220723100439-2.png]]
464 +
465 +
466 +
467 +(% style="color:blue" %)**2. Install Minicom in RPi.**
468 +
469 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
470 +
471 + (% style="background-color:yellow" %)**apt update**
472 +
473 + (% style="background-color:yellow" %)**apt install minicom**
474 +
475 +
476 +Use minicom to connect to the RPI's terminal
477 +
478 +[[image:image-20220602153146-3.png||height="439" width="500"]]
479 +
480 +
481 +
482 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
483 +
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
485 +
486 +
487 +[[image:image-20220602154928-5.png||height="436" width="500"]]
488 +
489 +
490 +
491 +(% style="color:blue" %)**4. Send Uplink message**
492 +
493 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
494 +
317 317  example: AT+SENDB=01,02,8,05820802581ea0a5
318 318  
319 -[[image:image-20220602160339-6.png]]
320 320  
498 +[[image:image-20220602160339-6.png||height="517" width="600"]]
499 +
500 +
501 +
321 321  Check to see if TTN received the message
322 322  
323 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
504 +[[image:image-20220602160627-7.png||height="369" width="800"]]
324 324  
325 -=== Install Minicom ===
326 326  
327 -Enter the following command in the RPI terminal
328 328  
329 -apt update
508 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
330 330  
331 -[[image:image-20220602143155-1.png]]
510 +=== 3.8.1 DRAGINO-LA66-APP ===
332 332  
333 -apt install minicom
512 +[[image:image-20220723102027-3.png]]
334 334  
335 -[[image:image-20220602143744-2.png]]
514 +==== Overview： ====
336 336  
337 -=== Send PC's CPU/RAM usage to TTN via script. ===
516 +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.
338 338  
339 -==== Take python as an example： ====
518 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
340 340  
341 -===== Preconditions: =====
520 +==== Conditions of Use： ====
342 342  
343 -1.LA66 USB LoRaWAN Adapter works fine
522 +Requires a type-c to USB adapter
344 344  
345 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
524 +[[image:image-20220723104754-4.png]]
346 346  
347 -===== Steps for usage =====
526 +==== Use of APP: ====
348 348  
349 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
528 +Function and page introduction
350 350  
351 -2.Run the script and see the TTN
530 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
352 352  
353 -[[image:image-20220602115852-3.png]]
532 +1.Display LA66 USB LoRaWAN Module connection status
354 354  
534 +2.Check and reconnect
355 355  
536 +3.Turn send timestamps on or off
356 356  
357 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
538 +4.Display LoRaWan connection status
358 358  
540 +5.Check LoRaWan connection status
359 359  
360 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
542 +6.The RSSI value of the node when the ACK is received
361 361  
544 +7.Node's Signal Strength Icon
362 362  
546 +8.Set the packet sending interval of the node in seconds
363 363  
364 -== Order Info ==
548 +9.AT command input box
365 365  
366 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
550 +10.Send AT command button
367 367  
368 -**XX**: The default frequency band
552 +11.Node log box
369 369  
370 -* **AS923**: LoRaWAN AS923 band
371 -* **AU915**: LoRaWAN AU915 band
372 -* **EU433**: LoRaWAN EU433 band
373 -* **EU868**: LoRaWAN EU868 band
374 -* **KR920**: LoRaWAN KR920 band
375 -* **US915**: LoRaWAN US915 band
376 -* **IN865**: LoRaWAN IN865 band
377 -* **CN470**: LoRaWAN CN470 band
378 -* **PP**: Peer to Peer LoRa Protocol
554 +12.clear log button
379 379  
380 -== Package Info ==
556 +13.exit button
381 381  
382 -* LA66 USB LoRaWAN Adapter x 1
558 +LA66 USB LoRaWAN Module not connected
383 383  
384 -
560 +[[image:image-20220723110520-5.png||height="903" width="677"]]
561 +
562 +Connect LA66 USB LoRaWAN Module
563 +
564 +[[image:image-20220723110626-6.png||height="906" width="680"]]
565 +
566 +=== 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 ===
567 +
568 +1.Register LA66 USB LoRaWAN Module to TTNV3
569 +
570 +[[image:image-20220723134549-8.png]]
571 +
572 +2.Open Node-RED,And import the JSON file to generate the flow
573 +
574 +Sample JSON file please go to this link to download：放置JSON文件的链接
575 +
576 +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/]]
577 +
578 +The following is the positioning effect map
579 +
580 +[[image:image-20220723144339-1.png]]
581 +
582 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
583 +
584 +
585 +
586 +
587 += 4.  Order Info =
588 +
589 +
590 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
591 +
592 +
593 +(% style="color:blue" %)**XXX**(%%): The default frequency band
594 +
595 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
596 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
597 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
598 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
599 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
600 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
601 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
602 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
603 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
604 +
605 += 5.  Reference =
606 +
607 +* 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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