Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.4
edited by Xiaoling
on 2023/05/26 14:19
To version < 134.2 >
edited by Xiaoling
on 2022/07/26 10:28
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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
Content
... ... @@ -6,13 +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  Overview ==
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 15  (((
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 +)))
19 +
20 +(((
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 +(((
16 16  [[image:image-20220715000826-2.png||height="145" width="220"]]
17 17  )))
18 18  
... ... @@ -49,11 +49,11 @@
49 49  )))
50 50  
51 51  
52 -== 1.2  Features ==
53 53  
154 +== 2.2  Features ==
54 54  
55 55  * Arduino Shield base on LA66 LoRaWAN module
56 -* Support LoRaWAN v1.0.3 protocol
157 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 59  * SMA connector
... ... @@ -63,10 +63,8 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
167 +== 2.3  Specification ==
66 66  
67 -== 1.3  Specification ==
68 -
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -85,343 +85,511 @@
85 85  * LoRa Rx current: <9 mA
86 86  * I/O Voltage: 3.3v
87 87  
187 +== 2.4  LED ==
88 88  
89 -== 1.4  Pin Mapping & LED ==
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
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
93 93  
196 +Show connection diagram：
94 94  
198 +[[image:image-20220723170210-2.png||height="908" width="681"]]
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
200 +1.open Arduino IDE
97 97  
98 -2. When the network is successfully connected, the green light will be on for 5 seconds
202 +[[image:image-20220723170545-4.png]]
99 99  
100 -3. Purple light on when receiving downlink data packets
204 +2.Open project
101 101  
206 +[[image:image-20220723170750-5.png||height="533" width="930"]]
102 102  
103 -[[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
104 104  
210 +[[image:image-20220723171228-6.png]]
105 105  
106 -== 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
107 107  
214 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
108 108  
109 -(% style="color:blue" %)**Show connection diagram：**
216 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
110 110  
218 +1.Open project
111 111  
112 -[[image:image-20220723170210-2.png||height="908" width="681"]]
220 +[[image:image-20220723172502-8.png]]
113 113  
222 +2.Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
114 114  
224 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
115 115  
116 -(% style="color:blue" %)**1.  open Arduino IDE**
117 117  
118 118  
119 -[[image:image-20220723170545-4.png]]
228 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
120 120  
121 121  
231 +**1.  Open project**
122 122  
123 -(% style="color:blue" %)**2.  Open project**
124 124  
234 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
125 125  
126 -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]]
127 127  
128 -[[image:image-20220726135239-1.png]]
237 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
129 129  
130 130  
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**
241 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
133 133  
134 134  
135 -[[image:image-20220726135356-2.png]]
244 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
136 136  
137 137  
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
248 +**3.  Integration into Node-red via TTNV3**
140 140  
250 +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/]]
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
252 +[[image:image-20220723175700-12.png||height="602" width="995"]]
143 143  
144 144  
145 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
146 146  
256 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
147 147  
148 -(% style="color:blue" %)**1.  Open project**
149 149  
259 +=== 2.8.1  Items needed for update ===
150 150  
151 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
152 152  
262 +1. LA66 LoRaWAN Shield
263 +1. Arduino
264 +1. USB TO TTL Adapter
153 153  
154 -[[image:image-20220723172502-8.png]]
266 +[[image:image-20220602100052-2.png||height="385" width="600"]]
155 155  
156 156  
269 +=== 2.8.2  Connection ===
157 157  
158 -(% 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**
159 159  
272 +[[image:image-20220602101311-3.png||height="276" width="600"]]
160 160  
161 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
162 162  
275 +(((
276 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
277 +)))
163 163  
164 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
279 +(((
280 +(% style="background-color:yellow" %)**GND  <-> GND
281 +TXD  <->  TXD
282 +RXD  <->  RXD**
283 +)))
165 165  
166 166  
167 -(% style="color:blue" %)**1.  Open project**
286 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
168 168  
288 +Connect USB TTL Adapter to PC after connecting the wires
169 169  
170 -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]]
171 171  
291 +[[image:image-20220602102240-4.png||height="304" width="600"]]
172 172  
173 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
174 174  
294 +=== 2.8.3  Upgrade steps ===
175 175  
176 176  
177 -(% 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 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
178 178  
179 179  
180 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
300 +[[image:image-20220602102824-5.png||height="306" width="600"]]
181 181  
182 182  
183 183  
304 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
184 184  
185 185  
186 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
307 +[[image:image-20220602104701-12.png||height="285" width="600"]]
187 187  
188 188  
189 -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/]]
190 190  
311 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
191 191  
192 -[[image:image-20220723175700-12.png||height="602" width="995"]]
193 193  
314 +(((
315 +(% 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/]]**
316 +)))
194 194  
195 -== 1.8  Example: How to join helium ==
196 196  
319 +[[image:image-20220602103227-6.png]]
197 197  
198 -(% style="color:blue" %)**1.  Create a new device.**
199 199  
322 +[[image:image-20220602103357-7.png]]
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
202 202  
203 203  
326 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
204 204  
205 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
206 206  
330 +[[image:image-20220602103844-8.png]]
207 207  
208 -[[image:image-20220907165837-2.png||height="375" width="809"]]
209 209  
210 210  
334 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 +(% style="color:blue" %)**3. Select the bin file to burn**
211 211  
212 -(% style="color:blue" %)**3.  Use AT commands.**
213 213  
338 +[[image:image-20220602104144-9.png]]
214 214  
215 -[[image:image-20220602100052-2.png||height="385" width="600"]]
216 216  
341 +[[image:image-20220602104251-10.png]]
217 217  
218 218  
219 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
344 +[[image:image-20220602104402-11.png]]
220 220  
221 221  
222 -[[image:image-20220907170308-3.png||height="556" width="617"]]
223 223  
348 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 +(% style="color:blue" %)**4. Click to start the download**
224 224  
351 +[[image:image-20220602104923-13.png]]
225 225  
226 -(% style="color:blue" %)**5.  Network successfully.**
227 227  
228 228  
229 -[[image:image-20220907170436-4.png]]
355 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
356 +(% style="color:blue" %)**5. Check update process**
230 230  
231 231  
359 +[[image:image-20220602104948-14.png]]
232 232  
233 -(% style="color:blue" %)**6.  Send uplink using command**
234 234  
235 235  
236 -[[image:image-20220912084334-1.png]]
363 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
364 +(% style="color:blue" %)**The following picture shows that the burning is successful**
237 237  
366 +[[image:image-20220602105251-15.png]]
238 238  
239 -[[image:image-20220912084412-3.png]]
240 240  
241 241  
370 += 3.  LA66 USB LoRaWAN Adapter =
242 242  
243 -[[image:image-20220907170744-6.png||height="242" width="798"]]
244 244  
373 +== 3.1  Overview ==
245 245  
246 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247 247  
248 -=== 1.9.1  Items needed for update ===
376 +[[image:image-20220715001142-3.png||height="145" width="220"]]
249 249  
250 250  
251 -1. LA66 LoRaWAN Shield
252 -1. Arduino
253 -1. USB TO TTL Adapter
379 +(((
380 +(% 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.
381 +)))
254 254  
255 -[[image:image-20220602100052-2.png||height="385" width="600"]]
383 +(((
384 +(% 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.
385 +)))
256 256  
387 +(((
388 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
389 +)))
257 257  
258 -=== 1.9.2  Connection ===
391 +(((
392 +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.
393 +)))
259 259  
395 +(((
396 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
397 +)))
260 260  
261 -[[image:image-20220602101311-3.png||height="276" width="600"]]
262 262  
263 263  
264 -(((
265 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266 -)))
401 +== 3.2  Features ==
267 267  
403 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
404 +* Ultra-long RF range
405 +* Support LoRaWAN v1.0.4 protocol
406 +* Support peer-to-peer protocol
407 +* TCXO crystal to ensure RF performance on low temperature
408 +* Spring RF antenna
409 +* Available in different frequency LoRaWAN frequency bands.
410 +* World-wide unique OTAA keys.
411 +* AT Command via UART-TTL interface
412 +* Firmware upgradable via UART interface
413 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
414 +
415 +
416 +
417 +== 3.3  Specification ==
418 +
419 +* CPU: 32-bit 48 MHz
420 +* Flash: 256KB
421 +* RAM: 64KB
422 +* Input Power Range: 5v
423 +* Frequency Range: 150 MHz ~~ 960 MHz
424 +* Maximum Power +22 dBm constant RF output
425 +* High sensitivity: -148 dBm
426 +* Temperature:
427 +** Storage: -55 ~~ +125℃
428 +** Operating: -40 ~~ +85℃
429 +* Humidity:
430 +** Storage: 5 ~~ 95% (Non-Condensing)
431 +** Operating: 10 ~~ 95% (Non-Condensing)
432 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
433 +* LoRa Rx current: <9 mA
434 +
435 +
436 +
437 +== 3.4  Pin Mapping & LED ==
438 +
439 +
440 +
441 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
442 +
443 +
268 268  (((
269 -(% style="background-color:yellow" %)**GND  <-> GND
270 -TXD  <->  TXD
271 -RXD  <->  RXD**
445 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
272 272  )))
273 273  
274 274  
275 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
449 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
276 276  
277 -Connect USB TTL Adapter to PC after connecting the wires
278 278  
452 +[[image:image-20220723100027-1.png]]
279 279  
280 -[[image:image-20220602102240-4.png||height="304" width="600"]]
281 281  
455 +Open the serial port tool
282 282  
283 -=== 1.9.3  Upgrade steps ===
457 +[[image:image-20220602161617-8.png]]
284 284  
459 +[[image:image-20220602161718-9.png||height="457" width="800"]]
285 285  
286 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
287 287  
288 288  
289 -[[image:image-20220602102824-5.png||height="306" width="600"]]
463 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
290 290  
465 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
291 291  
292 292  
293 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
468 +[[image:image-20220602161935-10.png||height="498" width="800"]]
294 294  
295 295  
296 -[[image:image-20220817085447-1.png]]
297 297  
472 +(% style="color:blue" %)**3. See Uplink Command**
298 298  
474 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
299 299  
300 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
476 +example: AT+SENDB=01,02,8,05820802581ea0a5
301 301  
478 +[[image:image-20220602162157-11.png||height="497" width="800"]]
302 302  
303 -(((
304 -(% 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]]**
305 -)))
306 306  
307 307  
308 -[[image:image-20220602103227-6.png]]
482 +(% style="color:blue" %)**4. Check to see if TTN received the message**
309 309  
484 +[[image:image-20220602162331-12.png||height="420" width="800"]]
310 310  
311 -[[image:image-20220602103357-7.png]]
312 312  
313 313  
488 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
314 314  
315 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
317 317  
491 +**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]]
318 318  
319 -[[image:image-20220602103844-8.png]]
493 +(**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]])
320 320  
495 +(% style="color:red" %)**Preconditions:**
321 321  
497 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
322 322  
323 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 -(% style="color:blue" %)**3.  Select the bin file to burn**
499 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
325 325  
326 326  
327 -[[image:image-20220602104144-9.png]]
328 328  
503 +(% style="color:blue" %)**Steps for usage:**
329 329  
330 -[[image:image-20220602104251-10.png]]
505 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
331 331  
507 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
332 332  
333 -[[image:image-20220602104402-11.png]]
509 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
334 334  
335 335  
336 336  
337 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 -(% style="color:blue" %)**4.  Click to start the download**
513 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
339 339  
340 340  
341 -[[image:image-20220602104923-13.png]]
516 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
342 342  
343 343  
519 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
344 344  
345 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 -(% style="color:blue" %)**5.  Check update process**
521 +[[image:image-20220723100439-2.png]]
347 347  
348 348  
349 -[[image:image-20220602104948-14.png]]
350 350  
525 +(% style="color:blue" %)**2. Install Minicom in RPi.**
351 351  
527 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
352 352  
353 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 -(% style="color:blue" %)**The following picture shows that the burning is successful**
529 + (% style="background-color:yellow" %)**apt update**
355 355  
531 + (% style="background-color:yellow" %)**apt install minicom**
356 356  
357 -[[image:image-20220602105251-15.png]]
358 358  
534 +Use minicom to connect to the RPI's terminal
359 359  
360 -= 2.  FAQ =
536 +[[image:image-20220602153146-3.png||height="439" width="500"]]
361 361  
362 -== 2.1  How to Compile Source Code for LA66? ==
363 363  
364 364  
365 -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]]
540 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
366 366  
542 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
367 367  
368 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
369 369  
545 +[[image:image-20220602154928-5.png||height="436" width="500"]]
370 370  
371 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
372 372  
373 373  
374 -= 3.  Order Info =
549 +(% style="color:blue" %)**4. Send Uplink message**
375 375  
551 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
376 376  
377 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
553 +example: AT+SENDB=01,02,8,05820802581ea0a5
378 378  
379 -(% style="color:blue" %)**XXX**(%%): The default frequency band
380 380  
381 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
382 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
383 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
384 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
385 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
386 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
387 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
388 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
389 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
556 +[[image:image-20220602160339-6.png||height="517" width="600"]]
390 390  
391 391  
392 392  
393 -= 4.  Reference =
560 +Check to see if TTN received the message
394 394  
562 +[[image:image-20220602160627-7.png||height="369" width="800"]]
395 395  
396 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
397 397  
398 398  
566 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
399 399  
400 -= 5.  FCC Statement =
401 401  
569 +=== 3.8.1 DRAGINO-LA66-APP ===
402 402  
403 -(% style="color:red" %)**FCC Caution:**
404 404  
405 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
572 +[[image:image-20220723102027-3.png]]
406 406  
407 -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.
408 408  
409 409  
410 -(% style="color:red" %)**IMPORTANT NOTE: **
576 +==== (% style="color:blue" %)**Overview：**(%%) ====
411 411  
412 -(% 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:
413 413  
414 -—Reorient or relocate the receiving antenna.
579 +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.
415 415  
416 -—Increase the separation between the equipment and receiver.
581 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
417 417  
418 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
419 419  
420 -—Consult the dealer or an experienced radio/TV technician for help.
421 421  
585 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
422 422  
423 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
424 424  
425 -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. 
588 +Requires a type-c to USB adapter
426 426  
427 -
590 +[[image:image-20220723104754-4.png]]
591 +
592 +
593 +
594 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
595 +
596 +
597 +Function and page introduction
598 +
599 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
600 +
601 +1.Display LA66 USB LoRaWAN Module connection status
602 +
603 +2.Check and reconnect
604 +
605 +3.Turn send timestamps on or off
606 +
607 +4.Display LoRaWan connection status
608 +
609 +5.Check LoRaWan connection status
610 +
611 +6.The RSSI value of the node when the ACK is received
612 +
613 +7.Node's Signal Strength Icon
614 +
615 +8.Set the packet sending interval of the node in seconds
616 +
617 +9.AT command input box
618 +
619 +10.Send AT command button
620 +
621 +11.Node log box
622 +
623 +12.clear log button
624 +
625 +13.exit button
626 +
627 +
628 +LA66 USB LoRaWAN Module not connected
629 +
630 +[[image:image-20220723110520-5.png||height="903" width="677"]]
631 +
632 +
633 +
634 +Connect LA66 USB LoRaWAN Module
635 +
636 +[[image:image-20220723110626-6.png||height="906" width="680"]]
637 +
638 +
639 +
640 +=== 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 ===
641 +
642 +
643 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
644 +
645 +[[image:image-20220723134549-8.png]]
646 +
647 +
648 +
649 +**2.  Open Node-RED,And import the JSON file to generate the flow**
650 +
651 +Sample JSON file please go to this link to download：放置JSON文件的链接
652 +
653 +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/]]
654 +
655 +The following is the positioning effect map
656 +
657 +[[image:image-20220723144339-1.png]]
658 +
659 +
660 +
661 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
662 +
663 +
664 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
665 +
666 +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)
667 +
668 +[[image:image-20220723150132-2.png]]
669 +
670 +
671 +
672 += 4.  Order Info =
673 +
674 +
675 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
676 +
677 +
678 +(% style="color:blue" %)**XXX**(%%): The default frequency band
679 +
680 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
681 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
682 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
683 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
684 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
685 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
686 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
687 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
688 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
689 +
690 +
691 += 5.  Reference =
692 +
693 +
694 +* 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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