Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 152.1 >
edited by Bei Jinggeng
on 2022/09/07 14:44
To version < 134.4 >
edited by Xiaoling
on 2022/07/26 10:37
>
Change comment: There is no comment for this version

Summary

Details

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Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -6,15 +6,15 @@
6 6  
7 7  
8 8  
9 += 1.  LA66 LoRaWAN Module =
9 9  
10 -= 1.  LA66 LoRaWAN Shield =
11 11  
12 +== 1.1  What is LA66 LoRaWAN Module ==
12 12  
13 -== 1.1  Overview ==
14 14  
15 -
16 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 18  )))
19 19  
20 20  (((
... ... @@ -22,12 +22,13 @@
22 22  )))
23 23  
24 24  (((
25 -(% 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.
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 26  )))
27 +)))
27 27  
28 28  (((
29 29  (((
30 -(% 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.
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.
31 31  )))
32 32  )))
33 33  
... ... @@ -35,10 +35,8 @@
35 35  (((
36 36  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 37  )))
38 -)))
39 39  
40 40  (((
41 -(((
42 42  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.
43 43  )))
44 44  )))
... ... @@ -53,12 +53,10 @@
53 53  
54 54  == 1.2  Features ==
55 55  
56 -
57 -* Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
55 +* Support LoRaWAN v1.0.4 protocol
59 59  * Support peer-to-peer protocol
60 60  * TCXO crystal to ensure RF performance on low temperature
61 -* SMA connector
58 +* SMD Antenna pad and i-pex antenna connector
62 62  * Available in different frequency LoRaWAN frequency bands.
63 63  * World-wide unique OTAA keys.
64 64  * AT Command via UART-TTL interface
... ... @@ -66,9 +66,10 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -== 1.3  Specification ==
70 70  
71 71  
68 +== 1.3  Specification ==
69 +
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -88,25 +88,120 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
92 92  
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
91 +== 1.4  AT Command ==
95 95  
96 96  
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
97 97  
98 -~1. The LED lights up red when there is an upstream data packet
99 -2. When the network is successfully connected, the green light will be on for 5 seconds
100 -3. Purple light on when receiving downlink data packets
101 101  
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
98 +== 1.5  Dimension ==
104 104  
100 +[[image:image-20220718094750-3.png]]
105 105  
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
108 108  
104 +== 1.6  Pin Mapping ==
109 109  
106 +[[image:image-20220720111850-1.png]]
107 +
108 +
109 +
110 +== 1.7  Land Pattern ==
111 +
112 +[[image:image-20220517072821-2.png]]
113 +
114 +
115 +
116 += 2.  LA66 LoRaWAN Shield =
117 +
118 +
119 +== 2.1  Overview ==
120 +
121 +
122 +(((
123 +[[image:image-20220715000826-2.png||height="145" width="220"]]
124 +)))
125 +
126 +(((
127 +
128 +)))
129 +
130 +(((
131 +(% 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.
132 +)))
133 +
134 +(((
135 +(((
136 +(% 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.
137 +)))
138 +)))
139 +
140 +(((
141 +(((
142 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 +)))
144 +)))
145 +
146 +(((
147 +(((
148 +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.
149 +)))
150 +)))
151 +
152 +(((
153 +(((
154 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 +)))
156 +)))
157 +
158 +
159 +
160 +== 2.2  Features ==
161 +
162 +* Arduino Shield base on LA66 LoRaWAN module
163 +* Support LoRaWAN v1.0.4 protocol
164 +* Support peer-to-peer protocol
165 +* TCXO crystal to ensure RF performance on low temperature
166 +* SMA connector
167 +* Available in different frequency LoRaWAN frequency bands.
168 +* World-wide unique OTAA keys.
169 +* AT Command via UART-TTL interface
170 +* Firmware upgradable via UART interface
171 +* Ultra-long RF range
172 +
173 +== 2.3  Specification ==
174 +
175 +* CPU: 32-bit 48 MHz
176 +* Flash: 256KB
177 +* RAM: 64KB
178 +* Input Power Range: 1.8v ~~ 3.7v
179 +* Power Consumption: < 4uA.
180 +* Frequency Range: 150 MHz ~~ 960 MHz
181 +* Maximum Power +22 dBm constant RF output
182 +* High sensitivity: -148 dBm
183 +* Temperature:
184 +** Storage: -55 ~~ +125℃
185 +** Operating: -40 ~~ +85℃
186 +* Humidity:
187 +** Storage: 5 ~~ 95% (Non-Condensing)
188 +** Operating: 10 ~~ 95% (Non-Condensing)
189 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
190 +* LoRa Rx current: <9 mA
191 +* I/O Voltage: 3.3v
192 +
193 +== 2.4  LED ==
194 +
195 +~1. The LED lights up red when there is an upstream data packet
196 +2. When the network is successfully connected, the green light will be on for 5 seconds
197 +3. Purple light on when receiving downlink data packets
198 +
199 +
200 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
201 +
202 +
110 110  **Show connection diagram：**
111 111  
112 112  
... ... @@ -114,7 +114,7 @@
114 114  
115 115  
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
210 +**1.  open Arduino IDE**
118 118  
119 119  
120 120  [[image:image-20220723170545-4.png]]
... ... @@ -121,44 +121,42 @@
121 121  
122 122  
123 123  
124 -(% style="color:blue" %)**2.  Open project**
217 +**2.  Open project**
125 125  
126 126  
127 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
220 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
128 128  
222 +[[image:image-20220723170750-5.png||height="533" width="930"]]
129 129  
130 -[[image:image-20220726135239-1.png]]
131 131  
132 132  
226 +**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**
133 133  
134 -(% style="color:blue" %)**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**
135 135  
229 +[[image:image-20220723171228-6.png]]
136 136  
137 -[[image:image-20220726135356-2.png]]
138 138  
139 139  
233 +**4.  After the upload is successful, open the serial port monitoring and send the AT command**
140 140  
141 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
142 142  
143 -
144 144  [[image:image-20220723172235-7.png||height="480" width="1027"]]
145 145  
146 146  
147 147  
148 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
240 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
149 149  
150 150  
151 -(% style="color:blue" %)**1.  Open project**
243 +**1.  Open project**
152 152  
153 153  
154 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
246 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
155 155  
156 -
157 157  [[image:image-20220723172502-8.png]]
158 158  
159 159  
160 160  
161 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
252 +2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
162 162  
163 163  
164 164  [[image:image-20220723172938-9.png||height="652" width="1050"]]
... ... @@ -165,13 +165,13 @@
165 165  
166 166  
167 167  
168 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
259 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
169 169  
170 170  
171 -(% style="color:blue" %)**1.  Open project**
262 +**1.  Open project**
172 172  
173 173  
174 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
265 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
175 175  
176 176  
177 177  [[image:image-20220723173341-10.png||height="581" width="1014"]]
... ... @@ -178,30 +178,25 @@
178 178  
179 179  
180 180  
181 -(% style="color:blue" %)**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
272 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
182 182  
183 183  
184 184  [[image:image-20220723173950-11.png||height="665" width="1012"]]
185 185  
186 186  
187 -LA66~-~-node-red~-~-decoder:[[dragino-end-node-decoder/Node-RED at main · dragino/dragino-end-node-decoder · GitHub>>url:https://github.com/dragino/dragino-end-node-decoder/tree/main/Node-RED]]
188 188  
279 +**3.  Integration into Node-red via TTNV3**
189 189  
281 +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/]]
190 190  
191 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 -
193 -
194 -For the usage of Node-RED, please refer to: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Node-RED/>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]]
195 -
196 -
197 197  [[image:image-20220723175700-12.png||height="602" width="995"]]
198 198  
199 199  
200 200  
201 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
287 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
202 202  
203 203  
204 -=== 1.8.1  Items needed for update ===
290 +=== 2.8.1  Items needed for update ===
205 205  
206 206  
207 207  1. LA66 LoRaWAN Shield
... ... @@ -211,10 +211,9 @@
211 211  [[image:image-20220602100052-2.png||height="385" width="600"]]
212 212  
213 213  
300 +=== 2.8.2  Connection ===
214 214  
215 -=== 1.8.2  Connection ===
216 216  
217 -
218 218  [[image:image-20220602101311-3.png||height="276" width="600"]]
219 219  
220 220  
... ... @@ -237,11 +237,9 @@
237 237  [[image:image-20220602102240-4.png||height="304" width="600"]]
238 238  
239 239  
325 +=== 2.8.3  Upgrade steps ===
240 240  
241 -=== 1.8.3  Upgrade steps ===
242 242  
243 -
244 -
245 245  ==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
246 246  
247 247  
... ... @@ -252,16 +252,15 @@
252 252  ==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
253 253  
254 254  
255 -[[image:image-20220817085447-1.png]]
338 +[[image:image-20220602104701-12.png||height="285" width="600"]]
256 256  
257 257  
258 258  
259 -
260 260  ==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
261 261  
262 262  
263 263  (((
264 -(% style="color:blue" %)**1. Software download link:  **(%%)**[[https:~~/~~/www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0>>https://www.dropbox.com/sh/j0qyc7a9ejit7jk/AACtx2tK4gEv6YFXMIVUM4dLa?dl=0]]**
346 +(% 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/]]**
265 265  )))
266 266  
267 267  
... ... @@ -297,7 +297,6 @@
297 297  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
298 298  (% style="color:blue" %)**4. Click to start the download**
299 299  
300 -
301 301  [[image:image-20220602104923-13.png]]
302 302  
303 303  
... ... @@ -313,27 +313,318 @@
313 313  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
314 314  (% style="color:blue" %)**The following picture shows that the burning is successful**
315 315  
316 -
317 317  [[image:image-20220602105251-15.png]]
318 318  
319 319  
320 320  
321 -= 2.  FAQ =
401 += 3.  LA66 USB LoRaWAN Adapter =
322 322  
323 323  
324 -== 2.1  How to Compile Source Code for LA66? ==
404 +== 3.1  Overview ==
325 325  
326 326  
327 -Compile and Upload Code to ASR6601 Platform ：[[Instruction>>Main.User Manual for LoRaWAN End Nodes.LA66 LoRaWAN Module.Compile and Upload Code to ASR6601 Platform.WebHome]]
407 +[[image:image-20220715001142-3.png||height="145" width="220"]]
328 328  
329 329  
410 +(((
411 +(% 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.
412 +)))
330 330  
331 -= 3.  Order Info =
414 +(((
415 +(% 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.
416 +)))
332 332  
418 +(((
419 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
420 +)))
333 333  
334 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
422 +(((
423 +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.
424 +)))
335 335  
426 +(((
427 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
428 +)))
336 336  
430 +
431 +
432 +== 3.2  Features ==
433 +
434 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
435 +* Ultra-long RF range
436 +* Support LoRaWAN v1.0.4 protocol
437 +* Support peer-to-peer protocol
438 +* TCXO crystal to ensure RF performance on low temperature
439 +* Spring RF antenna
440 +* Available in different frequency LoRaWAN frequency bands.
441 +* World-wide unique OTAA keys.
442 +* AT Command via UART-TTL interface
443 +* Firmware upgradable via UART interface
444 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
445 +
446 +
447 +
448 +== 3.3  Specification ==
449 +
450 +* CPU: 32-bit 48 MHz
451 +* Flash: 256KB
452 +* RAM: 64KB
453 +* Input Power Range: 5v
454 +* Frequency Range: 150 MHz ~~ 960 MHz
455 +* Maximum Power +22 dBm constant RF output
456 +* High sensitivity: -148 dBm
457 +* Temperature:
458 +** Storage: -55 ~~ +125℃
459 +** Operating: -40 ~~ +85℃
460 +* Humidity:
461 +** Storage: 5 ~~ 95% (Non-Condensing)
462 +** Operating: 10 ~~ 95% (Non-Condensing)
463 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
464 +* LoRa Rx current: <9 mA
465 +
466 +
467 +
468 +== 3.4  Pin Mapping & LED ==
469 +
470 +
471 +
472 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
473 +
474 +
475 +(((
476 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
477 +)))
478 +
479 +
480 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
481 +
482 +
483 +[[image:image-20220723100027-1.png]]
484 +
485 +
486 +Open the serial port tool
487 +
488 +[[image:image-20220602161617-8.png]]
489 +
490 +[[image:image-20220602161718-9.png||height="457" width="800"]]
491 +
492 +
493 +
494 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
495 +
496 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
497 +
498 +
499 +[[image:image-20220602161935-10.png||height="498" width="800"]]
500 +
501 +
502 +
503 +(% style="color:blue" %)**3. See Uplink Command**
504 +
505 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
506 +
507 +example: AT+SENDB=01,02,8,05820802581ea0a5
508 +
509 +[[image:image-20220602162157-11.png||height="497" width="800"]]
510 +
511 +
512 +
513 +(% style="color:blue" %)**4. Check to see if TTN received the message**
514 +
515 +[[image:image-20220602162331-12.png||height="420" width="800"]]
516 +
517 +
518 +
519 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
520 +
521 +
522 +**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]]
523 +
524 +(**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]])
525 +
526 +(% style="color:red" %)**Preconditions:**
527 +
528 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
529 +
530 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
531 +
532 +
533 +
534 +(% style="color:blue" %)**Steps for usage:**
535 +
536 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
537 +
538 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
539 +
540 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
541 +
542 +
543 +
544 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
545 +
546 +
547 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
548 +
549 +
550 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
551 +
552 +[[image:image-20220723100439-2.png]]
553 +
554 +
555 +
556 +(% style="color:blue" %)**2. Install Minicom in RPi.**
557 +
558 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
559 +
560 + (% style="background-color:yellow" %)**apt update**
561 +
562 + (% style="background-color:yellow" %)**apt install minicom**
563 +
564 +
565 +Use minicom to connect to the RPI's terminal
566 +
567 +[[image:image-20220602153146-3.png||height="439" width="500"]]
568 +
569 +
570 +
571 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
572 +
573 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
574 +
575 +
576 +[[image:image-20220602154928-5.png||height="436" width="500"]]
577 +
578 +
579 +
580 +(% style="color:blue" %)**4. Send Uplink message**
581 +
582 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
583 +
584 +example: AT+SENDB=01,02,8,05820802581ea0a5
585 +
586 +
587 +[[image:image-20220602160339-6.png||height="517" width="600"]]
588 +
589 +
590 +
591 +Check to see if TTN received the message
592 +
593 +[[image:image-20220602160627-7.png||height="369" width="800"]]
594 +
595 +
596 +
597 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
598 +
599 +
600 +=== 3.8.1 DRAGINO-LA66-APP ===
601 +
602 +
603 +[[image:image-20220723102027-3.png]]
604 +
605 +
606 +
607 +==== (% style="color:blue" %)**Overview：**(%%) ====
608 +
609 +
610 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
611 +
612 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
613 +
614 +
615 +
616 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
617 +
618 +
619 +Requires a type-c to USB adapter
620 +
621 +[[image:image-20220723104754-4.png]]
622 +
623 +
624 +
625 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
626 +
627 +
628 +Function and page introduction
629 +
630 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
631 +
632 +1.Display LA66 USB LoRaWAN Module connection status
633 +
634 +2.Check and reconnect
635 +
636 +3.Turn send timestamps on or off
637 +
638 +4.Display LoRaWan connection status
639 +
640 +5.Check LoRaWan connection status
641 +
642 +6.The RSSI value of the node when the ACK is received
643 +
644 +7.Node's Signal Strength Icon
645 +
646 +8.Set the packet sending interval of the node in seconds
647 +
648 +9.AT command input box
649 +
650 +10.Send AT command button
651 +
652 +11.Node log box
653 +
654 +12.clear log button
655 +
656 +13.exit button
657 +
658 +
659 +LA66 USB LoRaWAN Module not connected
660 +
661 +[[image:image-20220723110520-5.png||height="903" width="677"]]
662 +
663 +
664 +
665 +Connect LA66 USB LoRaWAN Module
666 +
667 +[[image:image-20220723110626-6.png||height="906" width="680"]]
668 +
669 +
670 +
671 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
672 +
673 +
674 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
675 +
676 +[[image:image-20220723134549-8.png]]
677 +
678 +
679 +
680 +**2.  Open Node-RED,And import the JSON file to generate the flow**
681 +
682 +Sample JSON file please go to this link to download：放置JSON文件的链接
683 +
684 +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/]]
685 +
686 +The following is the positioning effect map
687 +
688 +[[image:image-20220723144339-1.png]]
689 +
690 +
691 +
692 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
693 +
694 +
695 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
696 +
697 +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)
698 +
699 +[[image:image-20220723150132-2.png]]
700 +
701 +
702 +
703 += 4.  Order Info =
704 +
705 +
706 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
707 +
708 +
337 337  (% style="color:blue" %)**XXX**(%%): The default frequency band
338 338  
339 339  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -347,10 +347,7 @@
347 347  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
348 348  
349 349  
722 += 5.  Reference =
350 350  
351 -= 4.  Reference =
352 352  
353 -
354 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
355 -
356 -
725 +* 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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