Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.3 >
edited by Xiaoling
on 2022/09/26 14:40
To version < 133.1 >
edited by Herong Lu
on 2022/07/23 17:57
>
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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
... ... @@ -65,11 +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 -== 1.3  Specification ==
71 -
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -88,314 +88,456 @@
88 88  * LoRa Rx current: <9 mA
89 89  * I/O Voltage: 3.3v
90 90  
187 +== 2.4  LED ==
91 91  
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
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 94  
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
196 +Show connection diagram：
97 97  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
98 98  
200 +1.open Arduino IDE
99 99  
100 -~1. The LED lights up red when there is an upstream data packet
101 -2. When the network is successfully connected, the green light will be on for 5 seconds
102 -3. Purple light on when receiving downlink data packets
202 +[[image:image-20220723170545-4.png]]
103 103  
204 +2.Open project
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
106 106  
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
107 107  
210 +[[image:image-20220723171228-6.png]]
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
110 110  
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
111 111  
112 -**Show connection diagram：**
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
113 113  
218 +1.Open project
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
220 +[[image:image-20220723172502-8.png]]
116 116  
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
117 117  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
120 120  
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
121 121  
122 -[[image:image-20220723170545-4.png]]
229 +1.Open project
123 123  
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
124 124  
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
125 125  
126 -(% style="color:blue" %)**2.  Open project**
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
127 127  
237 +3.Integration into Node-red via TTNV3
128 128  
129 -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]]
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  
241 +[[image:image-20220723175700-12.png||height="602" width="995"]]
131 131  
132 -[[image:image-20220726135239-1.png]]
243 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
133 133  
134 134  
246 +=== 2.8.1  Items needed for update ===
135 135  
136 -(% 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**
248 +1. LA66 LoRaWAN Shield
249 +1. Arduino
250 +1. USB TO TTL Adapter
137 137  
252 +[[image:image-20220602100052-2.png||height="385" width="600"]]
138 138  
139 -[[image:image-20220726135356-2.png]]
140 140  
255 +=== 2.8.2  Connection ===
141 141  
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
258 +[[image:image-20220602101311-3.png||height="276" width="600"]]
144 144  
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
261 +(((
262 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
263 +)))
147 147  
265 +(((
266 +(% style="background-color:yellow" %)**GND  <-> GND
267 +TXD  <->  TXD
268 +RXD  <->  RXD**
269 +)))
148 148  
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
272 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
151 151  
274 +Connect USB TTL Adapter to PC after connecting the wires
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
277 +[[image:image-20220602102240-4.png||height="304" width="600"]]
155 155  
156 -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]]
157 157  
280 +=== 2.8.3  Upgrade steps ===
158 158  
159 -[[image:image-20220723172502-8.png]]
160 160  
283 +==== 1.  Switch SW1 to put in ISP position ====
161 161  
162 162  
163 -(% 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**
286 +[[image:image-20220602102824-5.png||height="306" width="600"]]
164 164  
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
167 167  
290 +==== 2.  Press the RST switch once ====
168 168  
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
293 +[[image:image-20220602104701-12.png||height="285" width="600"]]
171 171  
172 172  
173 -(% style="color:blue" %)**1.  Open project**
174 174  
297 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
175 175  
176 -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]]
177 177  
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 +)))
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
180 180  
305 +[[image:image-20220602103227-6.png]]
181 181  
182 182  
183 -(% 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**
308 +[[image:image-20220602103357-7.png]]
184 184  
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
187 187  
312 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
313 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
188 188  
189 189  
316 +[[image:image-20220602103844-8.png]]
190 190  
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
193 193  
320 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
321 +(% style="color:blue" %)**3. Select the bin file to burn**
194 194  
195 -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/]]
196 196  
324 +[[image:image-20220602104144-9.png]]
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
199 199  
327 +[[image:image-20220602104251-10.png]]
200 200  
201 201  
202 -== 1.8  Example: How to join helium ==
330 +[[image:image-20220602104402-11.png]]
203 203  
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
206 206  
334 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
335 +(% style="color:blue" %)**4. Click to start the download**
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
337 +[[image:image-20220602104923-13.png]]
209 209  
210 210  
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
341 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
342 +(% style="color:blue" %)**5. Check update process**
213 213  
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
345 +[[image:image-20220602104948-14.png]]
216 216  
217 217  
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
349 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
350 +(% style="color:blue" %)**The following picture shows that the burning is successful**
220 220  
352 +[[image:image-20220602105251-15.png]]
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
223 223  
224 224  
356 += 3.  LA66 USB LoRaWAN Adapter =
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
227 227  
359 +== 3.1  Overview ==
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
230 230  
362 +[[image:image-20220715001142-3.png||height="145" width="220"]]
231 231  
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
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  
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 +)))
235 235  
236 -[[image:image-20220907170436-4.png]]
373 +(((
374 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
375 +)))
237 237  
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 +)))
238 238  
381 +(((
382 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
383 +)))
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
241 241  
242 242  
243 -[[image:image-20220912084334-1.png]]
387 +== 3.2  Features ==
244 244  
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.
245 245  
246 -[[image:image-20220912084412-3.png]]
401 +== 3.3  Specification ==
247 247  
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
248 248  
419 +== 3.4  Pin Mapping & LED ==
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
251 251  
252 252  
423 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
255 255  
426 +(((
427 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
428 +)))
256 256  
257 -=== 1.9.1  Items needed for update ===
258 258  
431 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
259 259  
260 -1. LA66 LoRaWAN Shield
261 -1. Arduino
262 -1. USB TO TTL Adapter
263 263  
264 -[[image:image-20220602100052-2.png||height="385" width="600"]]
434 +[[image:image-20220723100027-1.png]]
265 265  
266 266  
437 +Open the serial port tool
267 267  
268 -=== 1.9.2  Connection ===
439 +[[image:image-20220602161617-8.png]]
269 269  
441 +[[image:image-20220602161718-9.png||height="457" width="800"]]
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
272 272  
273 273  
274 -(((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 -)))
445 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
277 277  
278 -(((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
282 -)))
447 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
283 283  
284 284  
285 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
450 +[[image:image-20220602161935-10.png||height="498" width="800"]]
286 286  
287 -Connect USB TTL Adapter to PC after connecting the wires
288 288  
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
454 +(% style="color:blue" %)**3. See Uplink Command**
291 291  
456 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
292 292  
458 +example: AT+SENDB=01,02,8,05820802581ea0a5
293 293  
294 -=== 1.9.3  Upgrade steps ===
460 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 296  
297 297  
298 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
464 +(% style="color:blue" %)**4. Check to see if TTN received the message**
299 299  
466 +[[image:image-20220602162331-12.png||height="420" width="800"]]
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
302 302  
303 303  
470 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
304 304  
305 305  
306 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
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  
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]])
308 308  
309 -[[image:image-20220817085447-1.png]]
477 +(% style="color:red" %)**Preconditions:**
310 310  
479 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
311 311  
481 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
312 312  
313 313  
314 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
315 315  
485 +(% style="color:blue" %)**Steps for usage:**
316 316  
487 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
317 317  
318 -(((
319 -(% 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]]**
320 -)))
489 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
321 321  
491 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
322 322  
323 -[[image:image-20220602103227-6.png]]
324 324  
325 325  
326 -[[image:image-20220602103357-7.png]]
495 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
327 327  
328 328  
498 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
332 332  
501 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
333 333  
334 -[[image:image-20220602103844-8.png]]
503 +[[image:image-20220723100439-2.png]]
335 335  
336 336  
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% style="color:blue" %)**3.  Select the bin file to burn**
507 +(% style="color:blue" %)**2. Install Minicom in RPi.**
340 340  
509 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
341 341  
342 -[[image:image-20220602104144-9.png]]
511 + (% style="background-color:yellow" %)**apt update**
343 343  
513 + (% style="background-color:yellow" %)**apt install minicom**
344 344  
345 -[[image:image-20220602104251-10.png]]
346 346  
516 +Use minicom to connect to the RPI's terminal
347 347  
348 -[[image:image-20220602104402-11.png]]
518 +[[image:image-20220602153146-3.png||height="439" width="500"]]
349 349  
350 350  
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
522 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
354 354  
524 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
355 355  
356 -[[image:image-20220602104923-13.png]]
357 357  
527 +[[image:image-20220602154928-5.png||height="436" width="500"]]
358 358  
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
362 362  
531 +(% style="color:blue" %)**4. Send Uplink message**
363 363  
364 -[[image:image-20220602104948-14.png]]
533 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
365 365  
535 +example: AT+SENDB=01,02,8,05820802581ea0a5
366 366  
367 367  
368 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 -(% style="color:blue" %)**The following picture shows that the burning is successful**
538 +[[image:image-20220602160339-6.png||height="517" width="600"]]
370 370  
371 371  
372 -[[image:image-20220602105251-15.png]]
373 373  
542 +Check to see if TTN received the message
374 374  
544 +[[image:image-20220602160627-7.png||height="369" width="800"]]
375 375  
376 -= 2.  FAQ =
377 377  
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
548 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
380 380  
550 +=== 3.8.1 DRAGINO-LA66-APP ===
381 381  
382 -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]]
552 +[[image:image-20220723102027-3.png]]
383 383  
554 +==== Overview： ====
384 384  
556 +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.
385 385  
386 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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  
560 +==== Conditions of Use： ====
388 388  
389 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
562 +Requires a type-c to USB adapter
390 390  
564 +[[image:image-20220723104754-4.png]]
391 391  
566 +==== Use of APP: ====
392 392  
393 -= 3.  Order Info =
568 +Function and page introduction
394 394  
570 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
395 395  
396 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
572 +1.Display LA66 USB LoRaWAN Module connection status
397 397  
574 +2.Check and reconnect
398 398  
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 Module 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 Module 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 +
399 399  (% style="color:blue" %)**XXX**(%%): The default frequency band
400 400  
401 401  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -408,12 +408,6 @@
408 408  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
409 409  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
410 410  
649 += 5.  Reference =
411 411  
412 -
413 -
414 -= 4.  Reference =
415 -
416 -
417 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
418 -
419 -
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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