Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 160.1 >
edited by Bei Jinggeng
on 2022/09/09 14:59
To version < 133.1 >
edited by Herong Lu
on 2022/07/23 17:57
>
Change comment: There is no comment for this version

Summary

Details

Page properties
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.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
... ... @@ -65,9 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
68 -== 1.3  Specification ==
167 +== 2.3  Specification ==
69 69  
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,284 +86,456 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -== 1.4  Pin Mapping & LED ==
187 +== 2.4  LED ==
90 90  
91 -
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
93 -
94 -
95 -
96 96  ~1. The LED lights up red when there is an upstream data packet
97 97  2. When the network is successfully connected, the green light will be on for 5 seconds
98 98  3. Purple light on when receiving downlink data packets
99 99  
100 100  
101 -[[image:image-20220820112305-1.png||height="515" width="749"]]
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
102 102  
196 +Show connection diagram：
103 103  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
200 +1.open Arduino IDE
106 106  
202 +[[image:image-20220723170545-4.png]]
107 107  
108 -**Show connection diagram：**
204 +2.Open project
109 109  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
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
112 112  
210 +[[image:image-20220723171228-6.png]]
113 113  
212 +4.After the upload is successful, open the serial port monitoring and send the AT command
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
116 116  
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
117 117  
118 -[[image:image-20220723170545-4.png]]
218 +1.Open project
119 119  
220 +[[image:image-20220723172502-8.png]]
120 120  
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
121 121  
122 -(% style="color:blue" %)**2.  Open project**
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
123 123  
124 124  
125 -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]]
227 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
126 126  
229 +1.Open project
127 127  
128 -[[image:image-20220726135239-1.png]]
231 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
129 129  
233 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
130 130  
235 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
131 131  
132 -(% 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**
237 +3.Integration into Node-red via TTNV3
133 133  
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/]]
134 134  
135 -[[image:image-20220726135356-2.png]]
241 +[[image:image-20220723175700-12.png||height="602" width="995"]]
136 136  
243 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
137 137  
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
246 +=== 2.8.1  Items needed for update ===
140 140  
248 +1. LA66 LoRaWAN Shield
249 +1. Arduino
250 +1. USB TO TTL Adapter
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
252 +[[image:image-20220602100052-2.png||height="385" width="600"]]
143 143  
144 144  
255 +=== 2.8.2  Connection ===
145 145  
146 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
258 +[[image:image-20220602101311-3.png||height="276" width="600"]]
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
261 +(((
262 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
263 +)))
151 151  
152 -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]]
265 +(((
266 +(% style="background-color:yellow" %)**GND  <-> GND
267 +TXD  <->  TXD
268 +RXD  <->  RXD**
269 +)))
153 153  
154 154  
155 -[[image:image-20220723172502-8.png]]
272 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
156 156  
274 +Connect USB TTL Adapter to PC after connecting the wires
157 157  
158 158  
159 -(% 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**
277 +[[image:image-20220602102240-4.png||height="304" width="600"]]
160 160  
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
280 +=== 2.8.3  Upgrade steps ===
163 163  
164 164  
283 +==== 1.  Switch SW1 to put in ISP position ====
165 165  
166 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167 167  
286 +[[image:image-20220602102824-5.png||height="306" width="600"]]
168 168  
169 -(% style="color:blue" %)**1.  Open project**
170 170  
171 171  
172 -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]]
290 +==== 2.  Press the RST switch once ====
173 173  
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
293 +[[image:image-20220602104701-12.png||height="285" width="600"]]
176 176  
177 177  
178 178  
179 -(% 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**
297 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
180 180  
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
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 +)))
183 183  
184 184  
305 +[[image:image-20220602103227-6.png]]
185 185  
186 186  
308 +[[image:image-20220602103357-7.png]]
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189 189  
190 190  
191 -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/]]
312 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
313 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
192 192  
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
316 +[[image:image-20220602103844-8.png]]
195 195  
196 -== 1.8 Example: How to join helium ==
197 197  
198 198  
199 -(% style="color:blue" %)**1. Create a new device.**
320 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
321 +(% style="color:blue" %)**3. Select the bin file to burn**
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
202 202  
324 +[[image:image-20220602104144-9.png]]
203 203  
204 -(% style="color:blue" %)**2. Save the device after filling in the necessary information.**
205 205  
206 -[[image:image-20220907165837-2.png||height="375" width="809"]]
327 +[[image:image-20220602104251-10.png]]
207 207  
208 208  
209 -(% style="color:blue" %)**3.  Use AT commands.**
330 +[[image:image-20220602104402-11.png]]
210 210  
211 -[[image:image-20220602100052-2.png||height="385" width="600"]]
212 212  
213 213  
214 -(% style="color:#0000ff" %)**4.Use command AT+CFG to get device configuration**
334 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
335 +(% style="color:blue" %)**4. Click to start the download**
215 215  
216 -[[image:image-20220907170308-3.png||height="556" width="617"]]
337 +[[image:image-20220602104923-13.png]]
217 217  
218 218  
219 -(% style="color:blue" %)**5.  Network successfully.**
220 220  
221 -[[image:image-20220907170436-4.png]]
341 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
342 +(% style="color:blue" %)**5. Check update process**
222 222  
223 223  
224 -(% style="color:blue" %)**6.  Send uplink using command**
345 +[[image:image-20220602104948-14.png]]
225 225  
226 -[[image:image-20220907170659-5.png]]
227 227  
228 -[[image:image-20220907170744-6.png||height="242" width="798"]]
229 229  
349 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
350 +(% style="color:blue" %)**The following picture shows that the burning is successful**
230 230  
231 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
352 +[[image:image-20220602105251-15.png]]
232 232  
233 233  
234 -=== 1.9.1  Items needed for update ===
235 235  
356 += 3.  LA66 USB LoRaWAN Adapter =
236 236  
237 -1. LA66 LoRaWAN Shield
238 -1. Arduino
239 -1. USB TO TTL Adapter
240 240  
241 -[[image:image-20220602100052-2.png||height="385" width="600"]]
359 +== 3.1  Overview ==
242 242  
243 243  
362 +[[image:image-20220715001142-3.png||height="145" width="220"]]
244 244  
245 -=== 1.9.2  Connection ===
246 246  
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 +)))
247 247  
248 -[[image:image-20220602101311-3.png||height="276" width="600"]]
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 +)))
249 249  
373 +(((
374 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
375 +)))
250 250  
251 251  (((
252 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
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.
253 253  )))
254 254  
255 255  (((
256 -(% style="background-color:yellow" %)**GND  <-> GND
257 -TXD  <->  TXD
258 -RXD  <->  RXD**
382 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
259 259  )))
260 260  
261 261  
262 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
263 263  
264 -Connect USB TTL Adapter to PC after connecting the wires
387 +== 3.2  Features ==
265 265  
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.
266 266  
267 -[[image:image-20220602102240-4.png||height="304" width="600"]]
401 +== 3.3  Specification ==
268 268  
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
269 269  
419 +== 3.4  Pin Mapping & LED ==
270 270  
271 -=== 1.9.3  Upgrade steps ===
272 272  
273 273  
423 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
274 274  
275 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
276 276  
426 +(((
427 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
428 +)))
277 277  
278 -[[image:image-20220602102824-5.png||height="306" width="600"]]
279 279  
431 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
280 280  
281 281  
282 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
434 +[[image:image-20220723100027-1.png]]
283 283  
284 284  
285 -[[image:image-20220817085447-1.png]]
437 +Open the serial port tool
286 286  
439 +[[image:image-20220602161617-8.png]]
287 287  
441 +[[image:image-20220602161718-9.png||height="457" width="800"]]
288 288  
289 289  
290 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
291 291  
445 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
292 292  
293 -(((
294 -(% 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]]**
295 -)))
447 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
296 296  
297 297  
298 -[[image:image-20220602103227-6.png]]
450 +[[image:image-20220602161935-10.png||height="498" width="800"]]
299 299  
300 300  
301 -[[image:image-20220602103357-7.png]]
302 302  
454 +(% style="color:blue" %)**3. See Uplink Command**
303 303  
456 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
304 304  
305 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
306 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
458 +example: AT+SENDB=01,02,8,05820802581ea0a5
307 307  
460 +[[image:image-20220602162157-11.png||height="497" width="800"]]
308 308  
309 -[[image:image-20220602103844-8.png]]
310 310  
311 311  
464 +(% style="color:blue" %)**4. Check to see if TTN received the message**
312 312  
313 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
314 -(% style="color:blue" %)**3. Select the bin file to burn**
466 +[[image:image-20220602162331-12.png||height="420" width="800"]]
315 315  
316 316  
317 -[[image:image-20220602104144-9.png]]
318 318  
470 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
319 319  
320 -[[image:image-20220602104251-10.png]]
321 321  
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]]
322 322  
323 -[[image:image-20220602104402-11.png]]
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]])
324 324  
477 +(% style="color:red" %)**Preconditions:**
325 325  
479 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
326 326  
327 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
328 -(% style="color:blue" %)**4. Click to start the download**
481 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
329 329  
330 330  
331 -[[image:image-20220602104923-13.png]]
332 332  
485 +(% style="color:blue" %)**Steps for usage:**
333 333  
487 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
334 334  
335 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
336 -(% style="color:blue" %)**5. Check update process**
489 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
337 337  
491 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
338 338  
339 -[[image:image-20220602104948-14.png]]
340 340  
341 341  
495 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
342 342  
343 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
344 -(% style="color:blue" %)**The following picture shows that the burning is successful**
345 345  
498 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
346 346  
347 -[[image:image-20220602105251-15.png]]
348 348  
501 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
349 349  
503 +[[image:image-20220723100439-2.png]]
350 350  
351 -= 2.  FAQ =
352 352  
353 353  
354 -== 2.1  How to Compile Source Code for LA66? ==
507 +(% style="color:blue" %)**2. Install Minicom in RPi.**
355 355  
509 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
356 356  
357 -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]]
511 + (% style="background-color:yellow" %)**apt update**
358 358  
513 + (% style="background-color:yellow" %)**apt install minicom**
359 359  
360 360  
361 -= 3.  Order Info =
516 +Use minicom to connect to the RPI's terminal
362 362  
518 +[[image:image-20220602153146-3.png||height="439" width="500"]]
363 363  
364 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
365 365  
366 366  
522 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
523 +
524 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
525 +
526 +
527 +[[image:image-20220602154928-5.png||height="436" width="500"]]
528 +
529 +
530 +
531 +(% style="color:blue" %)**4. Send Uplink message**
532 +
533 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
534 +
535 +example: AT+SENDB=01,02,8,05820802581ea0a5
536 +
537 +
538 +[[image:image-20220602160339-6.png||height="517" width="600"]]
539 +
540 +
541 +
542 +Check to see if TTN received the message
543 +
544 +[[image:image-20220602160627-7.png||height="369" width="800"]]
545 +
546 +
547 +
548 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
549 +
550 +=== 3.8.1 DRAGINO-LA66-APP ===
551 +
552 +[[image:image-20220723102027-3.png]]
553 +
554 +==== Overview： ====
555 +
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.
557 +
558 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
559 +
560 +==== Conditions of Use： ====
561 +
562 +Requires a type-c to USB adapter
563 +
564 +[[image:image-20220723104754-4.png]]
565 +
566 +==== Use of APP: ====
567 +
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 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 +
367 367  (% style="color:blue" %)**XXX**(%%): The default frequency band
368 368  
369 369  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -376,9 +376,6 @@
376 376  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
377 377  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
378 378  
379 -= 4.  Reference =
649 += 5.  Reference =
380 380  
381 -
382 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
383 -
384 -
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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