Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.3 >
edited by Xiaoling
on 2023/05/26 13:55
To version < 101.2 >
edited by Xiaoling
on 2022/07/20 11:19
>
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Summary

Details

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Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,15 +6,15 @@
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 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 18  )))
19 19  
20 20  (((
... ... @@ -22,12 +22,13 @@
22 22  )))
23 23  
24 24  (((
25 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
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 26  )))
27 +)))
27 27  
28 28  (((
29 29  (((
30 -(% 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.
31 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
31 31  )))
32 32  )))
33 33  
... ... @@ -35,10 +35,8 @@
35 35  (((
36 36  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 37  )))
38 -)))
39 39  
40 40  (((
41 -(((
42 42  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.
43 43  )))
44 44  )))
... ... @@ -53,12 +53,10 @@
53 53  
54 54  == 1.2  Features ==
55 55  
56 -
57 -* Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
55 +* 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 -* SMA connector
58 +* SMD Antenna pad and i-pex antenna connector
62 62  * Available in different frequency LoRaWAN frequency bands.
63 63  * World-wide unique OTAA keys.
64 64  * AT Command via UART-TTL interface
... ... @@ -68,7 +68,6 @@
68 68  
69 69  == 1.3  Specification ==
70 70  
71 -
72 72  * CPU: 32-bit 48 MHz
73 73  * Flash: 256KB
74 74  * RAM: 64KB
... ... @@ -88,350 +88,459 @@
88 88  * I/O Voltage: 3.3v
89 89  
90 90  
91 -== 1.4  Pin Mapping & LED ==
87 +== 1.4  AT Command ==
92 92  
93 93  
94 -[[image:image-20220817085048-1.png||height="533" width="734"]]
90 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
95 95  
96 96  
97 97  
98 -~1. The LED lights up red when there is an upstream data packet
99 -2. When the network is successfully connected, the green light will be on for 5 seconds
100 -3. Purple light on when receiving downlink data packets
94 +== 1.5  Dimension ==
101 101  
96 +[[image:image-20220718094750-3.png]]
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
104 104  
105 105  
100 +== 1.6  Pin Mapping ==
106 106  
107 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
102 +[[image:image-20220720111850-1.png]]
108 108  
109 109  
110 -**Show connection diagram：**
111 111  
106 +== 1.7  Land Pattern ==
112 112  
113 -[[image:image-20220723170210-2.png||height="908" width="681"]]
108 +[[image:image-20220517072821-2.png]]
114 114  
115 115  
116 116  
117 -(% style="color:blue" %)**1.  open Arduino IDE**
112 += 2.  LA66 LoRaWAN Shield =
118 118  
119 119  
120 -[[image:image-20220723170545-4.png]]
115 +== 2.1  Overview ==
121 121  
122 122  
118 +(((
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
120 +)))
123 123  
124 -(% style="color:blue" %)**2.  Open project**
122 +(((
123 +
124 +)))
125 125  
126 +(((
127 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%) is the Arduino shield base on LA66. Users can use LA66 LoRaWAN Shield to rapidly add LoRaWAN or peer-to-peer LoRa wireless function to  Arduino projects.
128 +)))
126 126  
127 -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]]
130 +(((
131 +(((
132 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
133 +)))
134 +)))
128 128  
129 -[[image:image-20220726135239-1.png]]
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
130 130  
142 +(((
143 +(((
144 +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.
145 +)))
146 +)))
131 131  
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
132 132  
133 -(% 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**
134 134  
135 135  
136 -[[image:image-20220726135356-2.png]]
156 +== 2.2  Features ==
137 137  
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
138 138  
139 139  
140 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
170 +== 2.3  Specification ==
141 141  
172 +* CPU: 32-bit 48 MHz
173 +* Flash: 256KB
174 +* RAM: 64KB
175 +* Input Power Range: 1.8v ~~ 3.7v
176 +* Power Consumption: < 4uA.
177 +* Frequency Range: 150 MHz ~~ 960 MHz
178 +* Maximum Power +22 dBm constant RF output
179 +* High sensitivity: -148 dBm
180 +* Temperature:
181 +** Storage: -55 ~~ +125℃
182 +** Operating: -40 ~~ +85℃
183 +* Humidity:
184 +** Storage: 5 ~~ 95% (Non-Condensing)
185 +** Operating: 10 ~~ 95% (Non-Condensing)
186 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
187 +* LoRa Rx current: <9 mA
188 +* I/O Voltage: 3.3v
142 142  
143 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
144 144  
191 +== 2.4  Pin Mapping & LED ==
145 145  
146 146  
147 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
148 148  
195 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
149 149  
150 -(% style="color:blue" %)**1.  Open project**
151 151  
152 152  
153 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
199 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
154 154  
155 155  
156 -[[image:image-20220723172502-8.png]]
157 157  
203 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
158 158  
159 159  
160 -(% 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**
161 161  
207 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
162 162  
163 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
164 164  
210 +=== 2.8.1  Items needed for update ===
165 165  
212 +1. LA66 LoRaWAN Shield
213 +1. Arduino
214 +1. USB TO TTL Adapter
166 166  
167 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
216 +[[image:image-20220602100052-2.png||height="385" width="600"]]
168 168  
169 169  
170 -(% style="color:blue" %)**1.  Open project**
219 +=== 2.8.2  Connection ===
171 171  
172 172  
173 -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]]
222 +[[image:image-20220602101311-3.png||height="276" width="600"]]
174 174  
175 175  
176 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
225 +(((
226 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
227 +)))
177 177  
229 +(((
230 +(% style="background-color:yellow" %)**GND  <-> GND
231 +TXD  <->  TXD
232 +RXD  <->  RXD**
233 +)))
178 178  
179 179  
180 -(% 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**
236 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
181 181  
238 +Connect USB TTL Adapter to PC after connecting the wires
182 182  
183 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
184 184  
241 +[[image:image-20220602102240-4.png||height="304" width="600"]]
185 185  
186 186  
244 +=== 2.8.3  Upgrade steps ===
187 187  
188 188  
189 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
247 +==== 1.  Switch SW1 to put in ISP position ====
190 190  
191 191  
192 -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/]]
250 +[[image:image-20220602102824-5.png||height="306" width="600"]]
193 193  
194 194  
195 -[[image:image-20220723175700-12.png||height="602" width="995"]]
196 196  
254 +==== 2.  Press the RST switch once ====
197 197  
198 198  
199 -== 1.8  Example: How to join helium ==
257 +[[image:image-20220602104701-12.png||height="285" width="600"]]
200 200  
201 201  
202 -(% style="color:blue" %)**1.  Create a new device.**
203 203  
261 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
204 204  
205 -[[image:image-20220907165500-1.png||height="464" width="940"]]
206 206  
264 +(((
265 +(% 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/]]**
266 +)))
207 207  
208 208  
209 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
269 +[[image:image-20220602103227-6.png]]
210 210  
211 211  
212 -[[image:image-20220907165837-2.png||height="375" width="809"]]
272 +[[image:image-20220602103357-7.png]]
213 213  
214 214  
215 215  
216 -(% style="color:blue" %)**3.  Use AT commands.**
276 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
277 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
217 217  
218 218  
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
280 +[[image:image-20220602103844-8.png]]
220 220  
221 221  
222 222  
223 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
284 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
285 +(% style="color:blue" %)**3. Select the bin file to burn**
224 224  
225 225  
226 -[[image:image-20220907170308-3.png||height="556" width="617"]]
288 +[[image:image-20220602104144-9.png]]
227 227  
228 228  
291 +[[image:image-20220602104251-10.png]]
229 229  
230 -(% style="color:blue" %)**5.  Network successfully.**
231 231  
294 +[[image:image-20220602104402-11.png]]
232 232  
233 -[[image:image-20220907170436-4.png]]
234 234  
235 235  
298 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
299 +(% style="color:blue" %)**4. Click to start the download**
236 236  
237 -(% style="color:blue" %)**6.  Send uplink using command**
301 +[[image:image-20220602104923-13.png]]
238 238  
239 239  
240 -[[image:image-20220912084334-1.png]]
241 241  
305 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
306 +(% style="color:blue" %)**5. Check update process**
242 242  
243 -[[image:image-20220912084412-3.png]]
244 244  
309 +[[image:image-20220602104948-14.png]]
245 245  
246 246  
247 -[[image:image-20220907170744-6.png||height="242" width="798"]]
248 248  
313 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
314 +(% style="color:blue" %)**The following picture shows that the burning is successful**
249 249  
316 +[[image:image-20220602105251-15.png]]
250 250  
251 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
252 252  
253 253  
254 -=== 1.9.1  Items needed for update ===
320 += 3.  LA66 USB LoRaWAN Adapter =
255 255  
256 256  
257 -1. LA66 LoRaWAN Shield
258 -1. Arduino
259 -1. USB TO TTL Adapter
323 +== 3.1  Overview ==
260 260  
261 -[[image:image-20220602100052-2.png||height="385" width="600"]]
262 262  
326 +[[image:image-20220715001142-3.png||height="145" width="220"]]
263 263  
264 264  
265 -=== 1.9.2  Connection ===
329 +(((
330 +(% 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.
331 +)))
266 266  
333 +(((
334 +(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 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.
335 +)))
267 267  
268 -[[image:image-20220602101311-3.png||height="276" width="600"]]
337 +(((
338 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
339 +)))
269 269  
270 -
271 271  (((
272 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
342 +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.
273 273  )))
274 274  
275 275  (((
276 -(% style="background-color:yellow" %)**GND  <-> GND
277 -TXD  <->  TXD
278 -RXD  <->  RXD**
346 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
279 279  )))
280 280  
281 281  
282 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
283 283  
284 -Connect USB TTL Adapter to PC after connecting the wires
351 +== 3.2  Features ==
285 285  
353 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
354 +* Ultra-long RF range
355 +* Support LoRaWAN v1.0.4 protocol
356 +* Support peer-to-peer protocol
357 +* TCXO crystal to ensure RF performance on low temperature
358 +* Spring RF antenna
359 +* Available in different frequency LoRaWAN frequency bands.
360 +* World-wide unique OTAA keys.
361 +* AT Command via UART-TTL interface
362 +* Firmware upgradable via UART interface
363 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
286 286  
287 -[[image:image-20220602102240-4.png||height="304" width="600"]]
288 288  
366 +== 3.3  Specification ==
289 289  
368 +* CPU: 32-bit 48 MHz
369 +* Flash: 256KB
370 +* RAM: 64KB
371 +* Input Power Range: 5v
372 +* Frequency Range: 150 MHz ~~ 960 MHz
373 +* Maximum Power +22 dBm constant RF output
374 +* High sensitivity: -148 dBm
375 +* Temperature:
376 +** Storage: -55 ~~ +125℃
377 +** Operating: -40 ~~ +85℃
378 +* Humidity:
379 +** Storage: 5 ~~ 95% (Non-Condensing)
380 +** Operating: 10 ~~ 95% (Non-Condensing)
381 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382 +* LoRa Rx current: <9 mA
290 290  
291 -=== 1.9.3  Upgrade steps ===
292 292  
385 +== 3.4  Pin Mapping & LED ==
293 293  
294 294  
295 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
296 296  
389 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
297 297  
298 -[[image:image-20220602102824-5.png||height="306" width="600"]]
299 299  
392 +(((
393 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
394 +)))
300 300  
301 301  
397 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
302 302  
303 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
304 304  
400 +[[image:image-20220602171217-1.png||height="538" width="800"]]
305 305  
306 -[[image:image-20220817085447-1.png]]
307 307  
403 +Open the serial port tool
308 308  
405 +[[image:image-20220602161617-8.png]]
309 309  
407 +[[image:image-20220602161718-9.png||height="457" width="800"]]
310 310  
311 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
312 312  
313 313  
411 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
314 314  
315 -(((
316 -(% 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]]**
317 -)))
413 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
318 318  
319 319  
320 -[[image:image-20220602103227-6.png]]
416 +[[image:image-20220602161935-10.png||height="498" width="800"]]
321 321  
322 322  
323 -[[image:image-20220602103357-7.png]]
324 324  
420 +(% style="color:blue" %)**3. See Uplink Command**
325 325  
422 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
326 326  
327 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
328 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
424 +example: AT+SENDB=01,02,8,05820802581ea0a5
329 329  
426 +[[image:image-20220602162157-11.png||height="497" width="800"]]
330 330  
331 -[[image:image-20220602103844-8.png]]
332 332  
333 333  
430 +(% style="color:blue" %)**4. Check to see if TTN received the message**
334 334  
335 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
336 -(% style="color:blue" %)**3.  Select the bin file to burn**
432 +[[image:image-20220602162331-12.png||height="420" width="800"]]
337 337  
338 338  
339 -[[image:image-20220602104144-9.png]]
340 340  
436 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
341 341  
342 -[[image:image-20220602104251-10.png]]
343 343  
439 +**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]]
344 344  
345 -[[image:image-20220602104402-11.png]]
346 346  
442 +(% style="color:red" %)**Preconditions:**
347 347  
444 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
348 348  
349 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
350 -(% style="color:blue" %)**4.  Click to start the download**
446 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
351 351  
352 352  
353 -[[image:image-20220602104923-13.png]]
354 354  
450 +(% style="color:blue" %)**Steps for usage:**
355 355  
452 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
356 356  
357 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
358 -(% style="color:blue" %)**5.  Check update process**
454 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
359 359  
456 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
360 360  
361 -[[image:image-20220602104948-14.png]]
362 362  
363 363  
460 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
364 364  
365 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
366 -(% style="color:blue" %)**The following picture shows that the burning is successful**
367 367  
463 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
368 368  
369 -[[image:image-20220602105251-15.png]]
370 370  
466 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
371 371  
468 +[[image:image-20220602171233-2.png||height="538" width="800"]]
372 372  
373 -= 2.  FAQ =
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
472 +(% style="color:blue" %)**2. Install Minicom in RPi.**
377 377  
378 -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]]
474 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
379 379  
476 + (% style="background-color:yellow" %)**apt update**
380 380  
478 + (% style="background-color:yellow" %)**apt install minicom**
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
383 383  
481 +Use minicom to connect to the RPI's terminal
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
483 +[[image:image-20220602153146-3.png||height="439" width="500"]]
386 386  
387 -= 3.  Order Info =
388 388  
389 389  
390 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
487 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
391 391  
489 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
392 392  
393 -(% style="color:blue" %)**XXX**(%%): The default frequency band
394 394  
395 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
396 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
397 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
398 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
399 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
400 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
401 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
402 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
403 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
492 +[[image:image-20220602154928-5.png||height="436" width="500"]]
404 404  
405 405  
406 -= 4.  Reference =
407 407  
496 +(% style="color:blue" %)**4. Send Uplink message**
408 408  
409 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
498 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
410 410  
500 +example: AT+SENDB=01,02,8,05820802581ea0a5
411 411  
412 -= 5.  FCC Statement =
413 413  
503 +[[image:image-20220602160339-6.png||height="517" width="600"]]
414 414  
415 -(% style="color:red" %)**FCC Caution:**
416 416  
417 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
418 418  
419 -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.
507 +Check to see if TTN received the message
420 420  
509 +[[image:image-20220602160627-7.png||height="369" width="800"]]
421 421  
422 -(% style="color:red" %)**IMPORTANT NOTE: **
423 423  
424 -(% 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:
425 425  
426 -—Reorient or relocate the receiving antenna.
513 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
427 427  
428 -—Increase the separation between the equipment and receiver.
429 429  
430 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
431 431  
432 -—Consult the dealer or an experienced radio/TV technician for help.
517 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
433 433  
434 434  
435 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
436 436  
437 -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. 
521 +
522 += 4.  Order Info =
523 +
524 +
525 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
526 +
527 +
528 +(% style="color:blue" %)**XXX**(%%): The default frequency band
529 +
530 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
531 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
532 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
533 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
534 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
535 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
536 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
537 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
538 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
539 +
540 += 5.  Reference =
541 +
542 +* 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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