Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 163.2 >
edited by Xiaoling
on 2022/09/12 08:46
To version < 134.1 >
edited by Herong Lu
on 2022/07/26 09:19
>
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Summary

Details

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -1,4 +1,4 @@
1 -
1 +0
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -6,14 +6,114 @@
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 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
15 15  
16 16  (((
21 +
22 +)))
23 +
24 +(((
25 +(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 +)))
27 +)))
28 +
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 +)))
34 +
35 +(((
36 +(((
37 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
39 +
40 +(((
41 +Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 +)))
43 +)))
44 +
45 +(((
46 +(((
47 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
50 +
51 +
52 +
53 +== 1.2  Features ==
54 +
55 +* Support LoRaWAN v1.0.4 protocol
56 +* Support peer-to-peer protocol
57 +* TCXO crystal to ensure RF performance on low temperature
58 +* SMD Antenna pad and i-pex antenna connector
59 +* Available in different frequency LoRaWAN frequency bands.
60 +* World-wide unique OTAA keys.
61 +* AT Command via UART-TTL interface
62 +* Firmware upgradable via UART interface
63 +* Ultra-long RF range
64 +
65 +== 1.3  Specification ==
66 +
67 +* CPU: 32-bit 48 MHz
68 +* Flash: 256KB
69 +* RAM: 64KB
70 +* Input Power Range: 1.8v ~~ 3.7v
71 +* Power Consumption: < 4uA.
72 +* Frequency Range: 150 MHz ~~ 960 MHz
73 +* Maximum Power +22 dBm constant RF output
74 +* High sensitivity: -148 dBm
75 +* Temperature:
76 +** Storage: -55 ~~ +125℃
77 +** Operating: -40 ~~ +85℃
78 +* Humidity:
79 +** Storage: 5 ~~ 95% (Non-Condensing)
80 +** Operating: 10 ~~ 95% (Non-Condensing)
81 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 +* LoRa Rx current: <9 mA
83 +* I/O Voltage: 3.3v
84 +
85 +== 1.4  AT Command ==
86 +
87 +
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +
90 +
91 +
92 +== 1.5  Dimension ==
93 +
94 +[[image:image-20220718094750-3.png]]
95 +
96 +
97 +
98 +== 1.6  Pin Mapping ==
99 +
100 +[[image:image-20220720111850-1.png]]
101 +
102 +
103 +
104 +== 1.7  Land Pattern ==
105 +
106 +[[image:image-20220517072821-2.png]]
107 +
108 +
109 +
110 += 2.  LA66 LoRaWAN Shield =
111 +
112 +
113 +== 2.1  Overview ==
114 +
115 +
116 +(((
17 17  [[image:image-20220715000826-2.png||height="145" width="220"]]
18 18  )))
19 19  
... ... @@ -51,11 +51,10 @@
51 51  
52 52  
53 53  
54 -== 1.2  Features ==
154 +== 2.2  Features ==
55 55  
56 -
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
157 +* 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 61  * SMA connector
... ... @@ -65,12 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
167 +== 2.3  Specification ==
68 68  
69 -
70 -
71 -== 1.3  Specification ==
72 -
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -89,308 +89,456 @@
89 89  * LoRa Rx current: <9 mA
90 90  * I/O Voltage: 3.3v
91 91  
187 +== 2.4  LED ==
92 92  
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
93 93  
94 94  
95 -== 1.4  Pin Mapping & LED ==
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
96 96  
196 +Show connection diagram：
97 97  
98 -[[image:image-20220817085048-1.png||height="533" width="734"]]
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
99 99  
200 +1.open Arduino IDE
100 100  
202 +[[image:image-20220723170545-4.png]]
101 101  
102 -~1. The LED lights up red when there is an upstream data packet
103 -2. When the network is successfully connected, the green light will be on for 5 seconds
104 -3. Purple light on when receiving downlink data packets
204 +2.Open project
105 105  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
106 106  
107 -[[image:image-20220820112305-1.png||height="515" width="749"]]
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
108 108  
210 +[[image:image-20220723171228-6.png]]
109 109  
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
110 110  
111 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
112 112  
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
113 113  
114 -**Show connection diagram：**
218 +1.Open project
115 115  
220 +[[image:image-20220723172502-8.png]]
116 116  
117 -[[image:image-20220723170210-2.png||height="908" width="681"]]
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
118 118  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
119 119  
120 120  
121 -(% style="color:blue" %)**1.  open Arduino IDE**
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
122 122  
229 +1.Open project
123 123  
124 -[[image:image-20220723170545-4.png]]
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
125 125  
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
126 126  
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
127 127  
128 -(% style="color:blue" %)**2.  Open project**
237 +3.Integration into Node-red via TTNV3
129 129  
239 +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/]]
130 130  
131 -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]]
241 +[[image:image-20220723175700-12.png||height="602" width="995"]]
132 132  
243 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
133 133  
134 -[[image:image-20220726135239-1.png]]
135 135  
246 +=== 2.8.1  Items needed for update ===
136 136  
248 +1. LA66 LoRaWAN Shield
249 +1. Arduino
250 +1. USB TO TTL Adapter
137 137  
138 -(% 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**
252 +[[image:image-20220602100052-2.png||height="385" width="600"]]
139 139  
140 140  
141 -[[image:image-20220726135356-2.png]]
255 +=== 2.8.2  Connection ===
142 142  
143 143  
258 +[[image:image-20220602101311-3.png||height="276" width="600"]]
144 144  
145 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
146 146  
261 +(((
262 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
263 +)))
147 147  
148 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
265 +(((
266 +(% style="background-color:yellow" %)**GND  <-> GND
267 +TXD  <->  TXD
268 +RXD  <->  RXD**
269 +)))
149 149  
150 150  
272 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
151 151  
152 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
274 +Connect USB TTL Adapter to PC after connecting the wires
153 153  
154 154  
155 -(% style="color:blue" %)**1.  Open project**
277 +[[image:image-20220602102240-4.png||height="304" width="600"]]
156 156  
157 157  
158 -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]]
280 +=== 2.8.3  Upgrade steps ===
159 159  
160 160  
161 -[[image:image-20220723172502-8.png]]
283 +==== 1.  Switch SW1 to put in ISP position ====
162 162  
163 163  
286 +[[image:image-20220602102824-5.png||height="306" width="600"]]
164 164  
165 -(% style="color:blue" %)**2.  Same steps as 1.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
166 166  
167 167  
168 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
290 +==== 2.  Press the RST switch once ====
169 169  
170 170  
293 +[[image:image-20220602104701-12.png||height="285" width="600"]]
171 171  
172 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
173 173  
174 174  
175 -(% style="color:blue" %)**1.  Open project**
297 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176 176  
177 177  
178 -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]]
300 +(((
301 +(% 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/]]**
302 +)))
179 179  
180 180  
181 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
305 +[[image:image-20220602103227-6.png]]
182 182  
183 183  
308 +[[image:image-20220602103357-7.png]]
184 184  
185 -(% 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**
186 186  
187 187  
188 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
312 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
313 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
189 189  
190 190  
316 +[[image:image-20220602103844-8.png]]
191 191  
192 192  
193 193  
194 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
320 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
321 +(% style="color:blue" %)**3. Select the bin file to burn**
195 195  
196 196  
197 -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/]]
324 +[[image:image-20220602104144-9.png]]
198 198  
199 199  
200 -[[image:image-20220723175700-12.png||height="602" width="995"]]
327 +[[image:image-20220602104251-10.png]]
201 201  
202 202  
330 +[[image:image-20220602104402-11.png]]
203 203  
204 -== 1.8  Example: How to join helium ==
205 205  
206 206  
207 -(% style="color:blue" %)**1.  Create a new device.**
334 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
335 +(% style="color:blue" %)**4. Click to start the download**
208 208  
337 +[[image:image-20220602104923-13.png]]
209 209  
210 -[[image:image-20220907165500-1.png||height="464" width="940"]]
211 211  
212 212  
341 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
342 +(% style="color:blue" %)**5. Check update process**
213 213  
214 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
215 215  
345 +[[image:image-20220602104948-14.png]]
216 216  
217 -[[image:image-20220907165837-2.png||height="375" width="809"]]
218 218  
219 219  
349 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
350 +(% style="color:blue" %)**The following picture shows that the burning is successful**
220 220  
221 -(% style="color:blue" %)**3.  Use AT commands.**
352 +[[image:image-20220602105251-15.png]]
222 222  
223 223  
224 -[[image:image-20220602100052-2.png||height="385" width="600"]]
225 225  
356 += 3.  LA66 USB LoRaWAN Adapter =
226 226  
227 227  
228 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
359 +== 3.1  Overview ==
229 229  
230 230  
231 -[[image:image-20220907170308-3.png||height="556" width="617"]]
362 +[[image:image-20220715001142-3.png||height="145" width="220"]]
232 232  
233 233  
365 +(((
366 +(% 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.
367 +)))
234 234  
235 -(% style="color:blue" %)**5.  Network successfully.**
369 +(((
370 +(% 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.
371 +)))
236 236  
373 +(((
374 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
375 +)))
237 237  
238 -[[image:image-20220907170436-4.png]]
377 +(((
378 +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.
379 +)))
239 239  
381 +(((
382 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
383 +)))
240 240  
241 241  
242 -(% style="color:blue" %)**6.  Send uplink using command**
243 243  
387 +== 3.2  Features ==
244 244  
245 -[[image:image-20220912084334-1.png]]
389 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
390 +* Ultra-long RF range
391 +* Support LoRaWAN v1.0.4 protocol
392 +* Support peer-to-peer protocol
393 +* TCXO crystal to ensure RF performance on low temperature
394 +* Spring RF antenna
395 +* Available in different frequency LoRaWAN frequency bands.
396 +* World-wide unique OTAA keys.
397 +* AT Command via UART-TTL interface
398 +* Firmware upgradable via UART interface
399 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
246 246  
401 +== 3.3  Specification ==
247 247  
248 -[[image:image-20220912084412-3.png]]
403 +* CPU: 32-bit 48 MHz
404 +* Flash: 256KB
405 +* RAM: 64KB
406 +* Input Power Range: 5v
407 +* Frequency Range: 150 MHz ~~ 960 MHz
408 +* Maximum Power +22 dBm constant RF output
409 +* High sensitivity: -148 dBm
410 +* Temperature:
411 +** Storage: -55 ~~ +125℃
412 +** Operating: -40 ~~ +85℃
413 +* Humidity:
414 +** Storage: 5 ~~ 95% (Non-Condensing)
415 +** Operating: 10 ~~ 95% (Non-Condensing)
416 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
417 +* LoRa Rx current: <9 mA
249 249  
419 +== 3.4  Pin Mapping & LED ==
250 250  
251 251  
252 -[[image:image-20220907170744-6.png||height="242" width="798"]]
253 253  
423 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
254 254  
255 255  
256 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
426 +(((
427 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
428 +)))
257 257  
258 258  
259 -=== 1.9.1  Items needed for update ===
431 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
260 260  
261 261  
262 -1. LA66 LoRaWAN Shield
263 -1. Arduino
264 -1. USB TO TTL Adapter
434 +[[image:image-20220723100027-1.png]]
265 265  
266 -[[image:image-20220602100052-2.png||height="385" width="600"]]
267 267  
437 +Open the serial port tool
268 268  
439 +[[image:image-20220602161617-8.png]]
269 269  
270 -=== 1.9.2  Connection ===
441 +[[image:image-20220602161718-9.png||height="457" width="800"]]
271 271  
272 272  
273 -[[image:image-20220602101311-3.png||height="276" width="600"]]
274 274  
445 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
275 275  
276 -(((
277 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
278 -)))
447 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
279 279  
280 -(((
281 -(% style="background-color:yellow" %)**GND  <-> GND
282 -TXD  <->  TXD
283 -RXD  <->  RXD**
284 -)))
285 285  
450 +[[image:image-20220602161935-10.png||height="498" width="800"]]
286 286  
287 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
288 288  
289 -Connect USB TTL Adapter to PC after connecting the wires
290 290  
454 +(% style="color:blue" %)**3. See Uplink Command**
291 291  
292 -[[image:image-20220602102240-4.png||height="304" width="600"]]
456 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
293 293  
458 +example: AT+SENDB=01,02,8,05820802581ea0a5
294 294  
460 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 -=== 1.9.3  Upgrade steps ===
297 297  
298 298  
464 +(% style="color:blue" %)**4. Check to see if TTN received the message**
299 299  
300 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
466 +[[image:image-20220602162331-12.png||height="420" width="800"]]
301 301  
302 302  
303 -[[image:image-20220602102824-5.png||height="306" width="600"]]
304 304  
470 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
305 305  
306 306  
473 +**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]]
307 307  
308 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
475 +(**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]])
309 309  
477 +(% style="color:red" %)**Preconditions:**
310 310  
311 -[[image:image-20220817085447-1.png]]
479 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
312 312  
481 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
313 313  
314 314  
315 315  
316 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
485 +(% style="color:blue" %)**Steps for usage:**
317 317  
487 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
318 318  
489 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
319 319  
320 -(((
321 -(% 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]]**
322 -)))
491 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
323 323  
324 324  
325 -[[image:image-20220602103227-6.png]]
326 326  
495 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
327 327  
328 -[[image:image-20220602103357-7.png]]
329 329  
498 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
330 330  
331 331  
332 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
333 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
501 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
334 334  
503 +[[image:image-20220723100439-2.png]]
335 335  
336 -[[image:image-20220602103844-8.png]]
337 337  
338 338  
507 +(% style="color:blue" %)**2. Install Minicom in RPi.**
339 339  
340 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
341 -(% style="color:blue" %)**3.  Select the bin file to burn**
509 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
342 342  
511 + (% style="background-color:yellow" %)**apt update**
343 343  
344 -[[image:image-20220602104144-9.png]]
513 + (% style="background-color:yellow" %)**apt install minicom**
345 345  
346 346  
347 -[[image:image-20220602104251-10.png]]
516 +Use minicom to connect to the RPI's terminal
348 348  
518 +[[image:image-20220602153146-3.png||height="439" width="500"]]
349 349  
350 -[[image:image-20220602104402-11.png]]
351 351  
352 352  
522 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
353 353  
354 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
355 -(% style="color:blue" %)**4.  Click to start the download**
524 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
356 356  
357 357  
358 -[[image:image-20220602104923-13.png]]
527 +[[image:image-20220602154928-5.png||height="436" width="500"]]
359 359  
360 360  
361 361  
362 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
363 -(% style="color:blue" %)**5.  Check update process**
531 +(% style="color:blue" %)**4. Send Uplink message**
364 364  
533 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
365 365  
366 -[[image:image-20220602104948-14.png]]
535 +example: AT+SENDB=01,02,8,05820802581ea0a5
367 367  
368 368  
538 +[[image:image-20220602160339-6.png||height="517" width="600"]]
369 369  
370 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
371 -(% style="color:blue" %)**The following picture shows that the burning is successful**
372 372  
373 373  
374 -[[image:image-20220602105251-15.png]]
542 +Check to see if TTN received the message
375 375  
544 +[[image:image-20220602160627-7.png||height="369" width="800"]]
376 376  
377 377  
378 -= 2.  FAQ =
379 379  
548 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
380 380  
381 -== 2.1  How to Compile Source Code for LA66? ==
550 +=== 3.8.1 DRAGINO-LA66-APP ===
382 382  
552 +[[image:image-20220723102027-3.png]]
383 383  
384 -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]]
554 +==== Overview： ====
385 385  
556 +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.
386 386  
558 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
387 387  
388 -= 3.  Order Info =
560 +==== Conditions of Use： ====
389 389  
562 +Requires a type-c to USB adapter
390 390  
391 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
564 +[[image:image-20220723104754-4.png]]
392 392  
566 +==== Use of APP: ====
393 393  
568 +Function and page introduction
569 +
570 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
571 +
572 +1.Display LA66 USB LoRaWAN Module connection status
573 +
574 +2.Check and reconnect
575 +
576 +3.Turn send timestamps on or off
577 +
578 +4.Display LoRaWan connection status
579 +
580 +5.Check LoRaWan connection status
581 +
582 +6.The RSSI value of the node when the ACK is received
583 +
584 +7.Node's Signal Strength Icon
585 +
586 +8.Set the packet sending interval of the node in seconds
587 +
588 +9.AT command input box
589 +
590 +10.Send AT command button
591 +
592 +11.Node log box
593 +
594 +12.clear log button
595 +
596 +13.exit button
597 +
598 +LA66 USB LoRaWAN Module not connected
599 +
600 +[[image:image-20220723110520-5.png||height="903" width="677"]]
601 +
602 +Connect LA66 USB LoRaWAN Module
603 +
604 +[[image:image-20220723110626-6.png||height="906" width="680"]]
605 +
606 +=== 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 ===
607 +
608 +1.Register LA66 USB LoRaWAN Module to TTNV3
609 +
610 +[[image:image-20220723134549-8.png]]
611 +
612 +2.Open Node-RED,And import the JSON file to generate the flow
613 +
614 +Sample JSON file please go to this link to download：放置JSON文件的链接
615 +
616 +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/]]
617 +
618 +The following is the positioning effect map
619 +
620 +[[image:image-20220723144339-1.png]]
621 +
622 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
623 +
624 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
625 +
626 +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)
627 +
628 +[[image:image-20220723150132-2.png]]
629 +
630 +
631 += 4.  Order Info =
632 +
633 +
634 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
635 +
636 +
394 394  (% style="color:blue" %)**XXX**(%%): The default frequency band
395 395  
396 396  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -403,12 +403,6 @@
403 403  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
404 404  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
405 405  
649 += 5.  Reference =
406 406  
407 -
408 -
409 -= 4.  Reference =
410 -
411 -
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
413 -
414 -
651 +* 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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