Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 75.1 >
edited by Edwin Chen
on 2022/07/03 00:21
To version < 132.1 >
edited by Herong Lu
on 2022/07/23 17:57
>
Change comment: Uploaded new attachment "image-20220723175700-12.png", version {1}

Summary

Details

Page properties
Author
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1 -XWiki.Edwin
1 +XWiki.Lu
Content
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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
... ... @@ -124,18 +124,62 @@
124 124  * LoRa Rx current: <9 mA
125 125  * I/O Voltage: 3.3v
126 126  
127 -== Pin Mapping & LED ==
187 +== 2.4  LED ==
128 128  
129 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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
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. ==
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
134 134  
135 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
196 +Show connection diagram：
136 136  
137 -=== Items needed for update ===
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
138 138  
200 +1.open Arduino IDE
201 +
202 +[[image:image-20220723170545-4.png]]
203 +
204 +2.Open project
205 +
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
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 +
210 +[[image:image-20220723171228-6.png]]
211 +
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
213 +
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
215 +
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
217 +
218 +1.Open project
219 +
220 +[[image:image-20220723172502-8.png]]
221 +
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
223 +
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
225 +
226 +
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
228 +
229 +1.Open project
230 +
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
232 +
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
234 +
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
236 +
237 +
238 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
239 +
240 +
241 +=== 2.8.1  Items needed for update ===
242 +
139 139  1. LA66 LoRaWAN Shield
140 140  1. Arduino
141 141  1. USB TO TTL Adapter
... ... @@ -143,17 +143,25 @@
143 143  [[image:image-20220602100052-2.png||height="385" width="600"]]
144 144  
145 145  
146 -=== Connection ===
250 +=== 2.8.2  Connection ===
147 147  
252 +
148 148  [[image:image-20220602101311-3.png||height="276" width="600"]]
149 149  
150 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 -**GND  <-> GND
152 -TXD  <-> TXD
153 -RXD  <-> RXD**
154 154  
155 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
256 +(((
257 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
258 +)))
156 156  
260 +(((
261 +(% style="background-color:yellow" %)**GND  <-> GND
262 +TXD  <->  TXD
263 +RXD  <->  RXD**
264 +)))
265 +
266 +
267 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
268 +
157 157  Connect USB TTL Adapter to PC after connecting the wires
158 158  
159 159  
... ... @@ -160,82 +160,115 @@
160 160  [[image:image-20220602102240-4.png||height="304" width="600"]]
161 161  
162 162  
163 -=== Upgrade steps ===
275 +=== 2.8.3  Upgrade steps ===
164 164  
165 -==== Switch SW1 to put in ISP position ====
166 166  
278 +==== 1.  Switch SW1 to put in ISP position ====
279 +
280 +
167 167  [[image:image-20220602102824-5.png||height="306" width="600"]]
168 168  
169 169  
170 -==== Press the RST switch once ====
171 171  
285 +==== 2.  Press the RST switch once ====
286 +
287 +
172 172  [[image:image-20220602104701-12.png||height="285" width="600"]]
173 173  
174 174  
175 -==== Open the Upgrade tool (Tremo Programmer) in PC ====
176 176  
177 -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/]]
292 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
178 178  
294 +
295 +(((
296 +(% 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/]]**
297 +)))
298 +
299 +
179 179  [[image:image-20220602103227-6.png]]
180 180  
302 +
181 181  [[image:image-20220602103357-7.png]]
182 182  
183 -===== Select the COM port corresponding to USB TTL =====
184 184  
306 +
307 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
308 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
309 +
310 +
185 185  [[image:image-20220602103844-8.png]]
186 186  
187 -===== Select the bin file to burn =====
188 188  
314 +
315 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
316 +(% style="color:blue" %)**3. Select the bin file to burn**
317 +
318 +
189 189  [[image:image-20220602104144-9.png]]
190 190  
321 +
191 191  [[image:image-20220602104251-10.png]]
192 192  
324 +
193 193  [[image:image-20220602104402-11.png]]
194 194  
195 -===== Click to start the download =====
196 196  
328 +
329 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
330 +(% style="color:blue" %)**4. Click to start the download**
331 +
197 197  [[image:image-20220602104923-13.png]]
198 198  
199 -===== The following figure appears to prove that the burning is in progress =====
200 200  
335 +
336 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
337 +(% style="color:blue" %)**5. Check update process**
338 +
339 +
201 201  [[image:image-20220602104948-14.png]]
202 202  
203 -===== The following picture appears to prove that the burning is successful =====
204 204  
343 +
344 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
345 +(% style="color:blue" %)**The following picture shows that the burning is successful**
346 +
205 205  [[image:image-20220602105251-15.png]]
206 206  
207 207  
208 -== Order Info ==
209 209  
210 -Part Number: **LA66-LoRaWAN-Shield-XXX**
351 += 3.  LA66 USB LoRaWAN Adapter =
211 211  
212 -**XX**: The default frequency band
213 213  
214 -* **AS923**: LoRaWAN AS923 band
215 -* **AU915**: LoRaWAN AU915 band
216 -* **EU433**: LoRaWAN EU433 band
217 -* **EU868**: LoRaWAN EU868 band
218 -* **KR920**: LoRaWAN KR920 band
219 -* **US915**: LoRaWAN US915 band
220 -* **IN865**: LoRaWAN IN865 band
221 -* **CN470**: LoRaWAN CN470 band
222 -* **PP**: Peer to Peer LoRa Protocol
354 +== 3.1  Overview ==
223 223  
224 -== Package Info ==
225 225  
226 -* LA66 LoRaWAN Shield x 1
227 -* RF Antenna x 1
357 +[[image:image-20220715001142-3.png||height="145" width="220"]]
228 228  
229 229  
230 -= LA66 USB LoRaWAN Adapter =
360 +(((
361 +(% 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.
362 +)))
231 231  
232 -== Overview ==
364 +(((
365 +(% 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.
366 +)))
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.
368 +(((
369 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
370 +)))
235 235  
372 +(((
373 +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.
374 +)))
236 236  
237 -== Features ==
376 +(((
377 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
378 +)))
238 238  
380 +
381 +
382 +== 3.2  Features ==
383 +
239 239  * LoRaWAN USB adapter base on LA66 LoRaWAN module
240 240  * Ultra-long RF range
241 241  * Support LoRaWAN v1.0.4 protocol
... ... @@ -246,8 +246,9 @@
246 246  * World-wide unique OTAA keys.
247 247  * AT Command via UART-TTL interface
248 248  * Firmware upgradable via UART interface
394 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
249 249  
250 -== Specification ==
396 +== 3.3  Specification ==
251 251  
252 252  * CPU: 32-bit 48 MHz
253 253  * Flash: 256KB
... ... @@ -265,118 +265,236 @@
265 265  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
266 266  * LoRa Rx current: <9 mA
267 267  
268 -== Pin Mapping & LED ==
414 +== 3.4  Pin Mapping & LED ==
269 269  
270 -== Example Send & Get Messages via LoRaWAN in PC ==
271 271  
272 -Connect the LA66 LoRa Shield to the PC
273 273  
274 -[[image:image-20220602171217-1.png||height="615" width="915"]]
418 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
275 275  
420 +
421 +(((
422 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
423 +)))
424 +
425 +
426 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
427 +
428 +
429 +[[image:image-20220723100027-1.png]]
430 +
431 +
276 276  Open the serial port tool
277 277  
278 278  [[image:image-20220602161617-8.png]]
279 279  
280 -[[image:image-20220602161718-9.png||height="529" width="927"]]
436 +[[image:image-20220602161718-9.png||height="457" width="800"]]
281 281  
282 -Press the reset switch RST on the LA66 LoRa Shield.
283 283  
284 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
285 285  
286 -[[image:image-20220602161935-10.png]]
440 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
287 287  
288 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
442 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
289 289  
444 +
445 +[[image:image-20220602161935-10.png||height="498" width="800"]]
446 +
447 +
448 +
449 +(% style="color:blue" %)**3. See Uplink Command**
450 +
451 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
452 +
290 290  example: AT+SENDB=01,02,8,05820802581ea0a5
291 291  
292 -[[image:image-20220602162157-11.png]]
455 +[[image:image-20220602162157-11.png||height="497" width="800"]]
293 293  
294 -Check to see if TTN received the message
295 295  
296 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
297 297  
298 -== Example Send & Get Messages via LoRaWAN in RPi ==
459 +(% style="color:blue" %)**4. Check to see if TTN received the message**
299 299  
300 -Connect the LA66 LoRa Shield to the RPI
461 +[[image:image-20220602162331-12.png||height="420" width="800"]]
301 301  
302 -[[image:image-20220602171233-2.png||height="592" width="881"]]
303 303  
304 -Log in to the RPI's terminal and connect to the serial port
305 305  
306 -[[image:image-20220602153146-3.png]]
465 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
307 307  
308 -Press the reset switch RST on the LA66 LoRa Shield.
309 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
310 310  
311 -[[image:image-20220602154928-5.png]]
468 +**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]]
312 312  
313 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
470 +(**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]])
314 314  
472 +(% style="color:red" %)**Preconditions:**
473 +
474 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
475 +
476 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
477 +
478 +
479 +
480 +(% style="color:blue" %)**Steps for usage:**
481 +
482 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
483 +
484 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
485 +
486 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
487 +
488 +
489 +
490 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
491 +
492 +
493 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
494 +
495 +
496 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
497 +
498 +[[image:image-20220723100439-2.png]]
499 +
500 +
501 +
502 +(% style="color:blue" %)**2. Install Minicom in RPi.**
503 +
504 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
505 +
506 + (% style="background-color:yellow" %)**apt update**
507 +
508 + (% style="background-color:yellow" %)**apt install minicom**
509 +
510 +
511 +Use minicom to connect to the RPI's terminal
512 +
513 +[[image:image-20220602153146-3.png||height="439" width="500"]]
514 +
515 +
516 +
517 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
518 +
519 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
520 +
521 +
522 +[[image:image-20220602154928-5.png||height="436" width="500"]]
523 +
524 +
525 +
526 +(% style="color:blue" %)**4. Send Uplink message**
527 +
528 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
529 +
315 315  example: AT+SENDB=01,02,8,05820802581ea0a5
316 316  
317 -[[image:image-20220602160339-6.png]]
318 318  
533 +[[image:image-20220602160339-6.png||height="517" width="600"]]
534 +
535 +
536 +
319 319  Check to see if TTN received the message
320 320  
321 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
539 +[[image:image-20220602160627-7.png||height="369" width="800"]]
322 322  
323 -=== Install Minicom ===
324 324  
325 -Enter the following command in the RPI terminal
326 326  
327 -apt update
543 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
328 328  
329 -[[image:image-20220602143155-1.png]]
545 +=== 3.8.1 DRAGINO-LA66-APP ===
330 330  
331 -apt install minicom
547 +[[image:image-20220723102027-3.png]]
332 332  
333 -[[image:image-20220602143744-2.png]]
549 +==== Overview： ====
334 334  
335 -=== Send PC's CPU/RAM usage to TTN via script. ===
551 +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.
336 336  
337 -==== Take python as an example： ====
553 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
338 338  
339 -===== Preconditions: =====
555 +==== Conditions of Use： ====
340 340  
341 -1.LA66 USB LoRaWAN Adapter works fine
557 +Requires a type-c to USB adapter
342 342  
343 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
559 +[[image:image-20220723104754-4.png]]
344 344  
345 -===== Steps for usage =====
561 +==== Use of APP: ====
346 346  
347 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
563 +Function and page introduction
348 348  
349 -2.Run the script and see the TTN
565 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
350 350  
351 -[[image:image-20220602115852-3.png]]
567 +1.Display LA66 USB LoRaWAN Module connection status
352 352  
569 +2.Check and reconnect
353 353  
571 +3.Turn send timestamps on or off
354 354  
355 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
573 +4.Display LoRaWan connection status
356 356  
575 +5.Check LoRaWan connection status
357 357  
358 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
577 +6.The RSSI value of the node when the ACK is received
359 359  
579 +7.Node's Signal Strength Icon
360 360  
581 +8.Set the packet sending interval of the node in seconds
361 361  
362 -== Order Info ==
583 +9.AT command input box
363 363  
364 -Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
585 +10.Send AT command button
365 365  
366 -**XX**: The default frequency band
587 +11.Node log box
367 367  
368 -* **AS923**: LoRaWAN AS923 band
369 -* **AU915**: LoRaWAN AU915 band
370 -* **EU433**: LoRaWAN EU433 band
371 -* **EU868**: LoRaWAN EU868 band
372 -* **KR920**: LoRaWAN KR920 band
373 -* **US915**: LoRaWAN US915 band
374 -* **IN865**: LoRaWAN IN865 band
375 -* **CN470**: LoRaWAN CN470 band
376 -* **PP**: Peer to Peer LoRa Protocol
589 +12.clear log button
377 377  
378 -== Package Info ==
591 +13.exit button
379 379  
380 -* LA66 USB LoRaWAN Adapter x 1
593 +LA66 USB LoRaWAN Module not connected
381 381  
382 -
595 +[[image:image-20220723110520-5.png||height="903" width="677"]]
596 +
597 +Connect LA66 USB LoRaWAN Module
598 +
599 +[[image:image-20220723110626-6.png||height="906" width="680"]]
600 +
601 +=== 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 ===
602 +
603 +1.Register LA66 USB LoRaWAN Module to TTNV3
604 +
605 +[[image:image-20220723134549-8.png]]
606 +
607 +2.Open Node-RED,And import the JSON file to generate the flow
608 +
609 +Sample JSON file please go to this link to download：放置JSON文件的链接
610 +
611 +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/]]
612 +
613 +The following is the positioning effect map
614 +
615 +[[image:image-20220723144339-1.png]]
616 +
617 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
618 +
619 +The LA66 USB LoRaWAN Module is the same as the LA66 LoRaWAN Shield update method
620 +
621 +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)
622 +
623 +[[image:image-20220723150132-2.png]]
624 +
625 +
626 += 4.  Order Info =
627 +
628 +
629 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
630 +
631 +
632 +(% style="color:blue" %)**XXX**(%%): The default frequency band
633 +
634 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
635 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
636 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
637 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
638 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
639 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
640 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
641 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
642 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
643 +
644 += 5.  Reference =
645 +
646 +* 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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