Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.2 >
edited by Xiaoling
on 2022/11/14 11:41
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
... ... @@ -88,357 +88,468 @@
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/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?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  
131 -[[image:image-20220726135239-1.png]]
241 +[[image:image-20220723175700-12.png||height="602" width="995"]]
132 132  
243 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
133 133  
134 134  
135 -(% 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**
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 -[[image:image-20220726135356-2.png]]
252 +[[image:image-20220602100052-2.png||height="385" width="600"]]
139 139  
140 140  
255 +=== 2.8.2  Connection ===
141 141  
142 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
143 143  
258 +[[image:image-20220602101311-3.png||height="276" width="600"]]
144 144  
145 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
146 146  
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 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 150  
272 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
151 151  
152 -(% style="color:blue" %)**1.  Open project**
274 +Connect USB TTL Adapter to PC after connecting the wires
153 153  
154 154  
155 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
277 +[[image:image-20220602102240-4.png||height="304" width="600"]]
156 156  
157 157  
158 -[[image:image-20220723172502-8.png]]
280 +=== 2.8.3  Upgrade steps ===
159 159  
160 160  
283 +==== 1.  Switch SW1 to put in ISP position ====
161 161  
162 -(% 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**
163 163  
286 +[[image:image-20220602102824-5.png||height="306" width="600"]]
164 164  
165 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
166 166  
167 167  
290 +==== 2.  Press the RST switch once ====
168 168  
169 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
170 170  
293 +[[image:image-20220602104701-12.png||height="285" width="600"]]
171 171  
172 -(% style="color:blue" %)**1.  Open project**
173 173  
174 174  
175 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0>>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
297 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
176 176  
177 177  
178 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
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  
305 +[[image:image-20220602103227-6.png]]
181 181  
182 -(% 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**
183 183  
308 +[[image:image-20220602103357-7.png]]
184 184  
185 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
186 186  
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 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
193 193  
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/]]
320 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
321 +(% style="color:blue" %)**3. Select the bin file to burn**
195 195  
196 196  
197 -[[image:image-20220723175700-12.png||height="602" width="995"]]
324 +[[image:image-20220602104144-9.png]]
198 198  
199 199  
327 +[[image:image-20220602104251-10.png]]
200 200  
201 -== 1.8  Example: How to join helium ==
202 202  
330 +[[image:image-20220602104402-11.png]]
203 203  
204 -(% style="color:blue" %)**1.  Create a new device.**
205 205  
206 206  
207 -[[image:image-20220907165500-1.png||height="464" width="940"]]
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  
210 210  
211 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
212 212  
341 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
342 +(% style="color:blue" %)**5. Check update process**
213 213  
214 -[[image:image-20220907165837-2.png||height="375" width="809"]]
215 215  
345 +[[image:image-20220602104948-14.png]]
216 216  
217 217  
218 -(% style="color:blue" %)**3.  Use AT commands.**
219 219  
349 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
350 +(% style="color:blue" %)**The following picture shows that the burning is successful**
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
352 +[[image:image-20220602105251-15.png]]
222 222  
223 223  
224 224  
225 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
356 += 3.  LA66 USB LoRaWAN Adapter =
226 226  
227 227  
228 -[[image:image-20220907170308-3.png||height="556" width="617"]]
359 +== 3.1  Overview ==
229 229  
230 230  
362 +[[image:image-20220715001142-3.png||height="145" width="220"]]
231 231  
232 -(% style="color:blue" %)**5.  Network successfully.**
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 -[[image:image-20220907170436-4.png]]
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  
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  
239 -(% style="color:blue" %)**6.  Send uplink using command**
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 -[[image:image-20220912084334-1.png]]
243 243  
387 +== 3.2  Features ==
244 244  
245 -[[image:image-20220912084412-3.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  
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  
249 -[[image:image-20220907170744-6.png||height="242" width="798"]]
419 +== 3.4  Pin Mapping & LED ==
250 250  
251 251  
252 252  
253 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
423 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
254 254  
255 255  
256 -=== 1.9.1  Items needed for update ===
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. LA66 LoRaWAN Shield
260 -1. Arduino
261 -1. USB TO TTL Adapter
431 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
262 262  
263 -[[image:image-20220602100052-2.png||height="385" width="600"]]
264 264  
434 +[[image:image-20220723100027-1.png]]
265 265  
266 266  
267 -=== 1.9.2  Connection ===
437 +Open the serial port tool
268 268  
439 +[[image:image-20220602161617-8.png]]
269 269  
270 -[[image:image-20220602101311-3.png||height="276" width="600"]]
441 +[[image:image-20220602161718-9.png||height="457" width="800"]]
271 271  
272 272  
273 -(((
274 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
275 -)))
276 276  
277 -(((
278 -(% style="background-color:yellow" %)**GND  <-> GND
279 -TXD  <->  TXD
280 -RXD  <->  RXD**
281 -)))
445 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
282 282  
447 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
283 283  
284 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
285 285  
286 -Connect USB TTL Adapter to PC after connecting the wires
450 +[[image:image-20220602161935-10.png||height="498" width="800"]]
287 287  
288 288  
289 -[[image:image-20220602102240-4.png||height="304" width="600"]]
290 290  
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  
293 -=== 1.9.3  Upgrade steps ===
458 +example: AT+SENDB=01,02,8,05820802581ea0a5
294 294  
460 +[[image:image-20220602162157-11.png||height="497" width="800"]]
295 295  
296 296  
297 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
298 298  
464 +(% style="color:blue" %)**4. Check to see if TTN received the message**
299 299  
300 -[[image:image-20220602102824-5.png||height="306" width="600"]]
466 +[[image:image-20220602162331-12.png||height="420" width="800"]]
301 301  
302 302  
303 303  
470 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
304 304  
305 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
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 -[[image:image-20220817085447-1.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]])
309 309  
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 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
314 314  
315 315  
485 +(% style="color:blue" %)**Steps for usage:**
316 316  
317 -(((
318 -(% 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]]**
319 -)))
487 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
320 320  
489 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
321 321  
322 -[[image:image-20220602103227-6.png]]
491 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
323 323  
324 324  
325 -[[image:image-20220602103357-7.png]]
326 326  
495 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
327 327  
328 328  
329 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
330 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
498 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
331 331  
332 332  
333 -[[image:image-20220602103844-8.png]]
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  
336 336  
337 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
338 -(% style="color:blue" %)**3.  Select the bin file to burn**
339 339  
507 +(% style="color:blue" %)**2. Install Minicom in RPi.**
340 340  
341 -[[image:image-20220602104144-9.png]]
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-20220602104251-10.png]]
513 + (% style="background-color:yellow" %)**apt install minicom**
345 345  
346 346  
347 -[[image:image-20220602104402-11.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  
350 350  
351 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
352 -(% style="color:blue" %)**4.  Click to start the download**
353 353  
522 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
354 354  
355 -[[image:image-20220602104923-13.png]]
524 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
356 356  
357 357  
527 +[[image:image-20220602154928-5.png||height="436" width="500"]]
358 358  
359 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
360 -(% style="color:blue" %)**5.  Check update process**
361 361  
362 362  
363 -[[image:image-20220602104948-14.png]]
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  
535 +example: AT+SENDB=01,02,8,05820802581ea0a5
366 366  
367 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
368 -(% style="color:blue" %)**The following picture shows that the burning is successful**
369 369  
538 +[[image:image-20220602160339-6.png||height="517" width="600"]]
370 370  
371 -[[image:image-20220602105251-15.png]]
372 372  
373 373  
542 +Check to see if TTN received the message
374 374  
375 -= 2.  FAQ =
544 +[[image:image-20220602160627-7.png||height="369" width="800"]]
376 376  
377 377  
378 -== 2.1  How to Compile Source Code for LA66? ==
379 379  
548 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
380 380  
381 -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]]
550 +=== 3.8.1 DRAGINO-LA66-APP ===
382 382  
552 +[[image:image-20220723102027-3.png]]
383 383  
554 +==== Overview： ====
384 384  
385 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
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.
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 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
560 +==== Conditions of Use： ====
389 389  
562 +Requires a type-c to USB adapter
390 390  
564 +[[image:image-20220723104754-4.png]]
391 391  
392 -= 3.  Order Info =
566 +==== Use of APP: ====
393 393  
568 +Function and page introduction
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
570 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
396 396  
572 +1.Display LA66 USB LoRaWAN Module connection status
397 397  
398 -(% style="color:blue" %)**XXX**(%%): The default frequency band
574 +2.Check and reconnect
399 399  
400 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
401 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
402 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
403 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
404 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
405 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
406 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
407 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
408 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
576 +3.Turn send timestamps on or off
409 409  
578 +4.Display LoRaWan connection status
410 410  
580 +5.Check LoRaWan connection status
411 411  
412 -= 4.  Reference =
582 +6.The RSSI value of the node when the ACK is received
413 413  
584 +7.Node's Signal Strength Icon
414 414  
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
586 +8.Set the packet sending interval of the node in seconds
416 416  
588 +9.AT command input box
417 417  
590 +10.Send AT command button
418 418  
419 -= 5.  FCC Statement =
592 +11.Node log box
420 420  
594 +12.clear log button
421 421  
422 -(% style="color:red" %)**FCC Caution:**
596 +13.exit button
423 423  
424 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
598 +LA66 USB LoRaWAN Module not connected
425 425  
426 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
600 +[[image:image-20220723110520-5.png||height="903" width="677"]]
427 427  
602 +Connect LA66 USB LoRaWAN Module
428 428  
429 -(% style="color:red" %)**IMPORTANT NOTE: **
604 +[[image:image-20220723110626-6.png||height="906" width="680"]]
430 430  
431 -(% style="color:red" %)**Note:**(%%) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
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 ===
432 432  
433 -—Reorient or relocate the receiving antenna.
608 +1.Register LA66 USB LoRaWAN Module to TTNV3
434 434  
435 -—Increase the separation between the equipment and receiver.
610 +[[image:image-20220723134549-8.png]]
436 436  
437 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
612 +2.Open Node-RED,And import the JSON file to generate the flow
438 438  
439 -—Consult the dealer or an experienced radio/TV technician for help.
614 +Sample JSON file please go to this link to download：放置JSON文件的链接
440 440  
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/]]
441 441  
442 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
618 +The following is the positioning effect map
443 443  
444 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. 
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 +
637 +(% style="color:blue" %)**XXX**(%%): The default frequency band
638 +
639 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
640 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
641 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
642 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
643 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
644 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
645 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
646 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
647 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
648 +
649 += 5.  Reference =
650 +
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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