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 < 100.2 >
edited by Xiaoling
on 2022/07/19 11:34
>
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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 +6,16 @@
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 15  
16 16  (((
17 -[[image:image-20220715000826-2.png||height="145" width="220"]]
17 +(((
18 +[[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.
26 +(% 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  )))
28 +)))
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.
32 +(% 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  )))
... ... @@ -51,14 +51,13 @@
51 51  
52 52  
53 53  
54 +
54 54  == 1.2  Features ==
55 55  
56 -
57 -* Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
57 +* 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
60 +* 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
... ... @@ -69,7 +69,6 @@
69 69  
70 70  == 1.3  Specification ==
71 71  
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -90,355 +90,454 @@
90 90  
91 91  
92 92  
93 -== 1.4  Pin Mapping & LED ==
91 +== 1.4  AT Command ==
94 94  
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
94 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
97 97  
98 98  
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
98 +== 1.5  Dimension ==
103 103  
100 +[[image:image-20220718094750-3.png]]
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
106 106  
107 107  
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
105 +== 1.6  Pin Mapping ==
110 110  
111 111  
112 -**Show connection diagram：**
108 +[[image:image-20220719093156-1.png]]
113 113  
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
116 116  
112 +== 1.7  Land Pattern ==
117 117  
114 +[[image:image-20220517072821-2.png]]
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
120 120  
121 121  
122 -[[image:image-20220723170545-4.png]]
118 += 2.  LA66 LoRaWAN Shield =
123 123  
124 124  
121 +== 2.1  Overview ==
125 125  
126 -(% style="color:blue" %)**2.  Open project**
127 127  
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]]
125 +(((
126 +[[image:image-20220715000826-2.png||height="145" width="220"]]
127 +)))
130 130  
131 -[[image:image-20220726135239-1.png]]
129 +(((
130 +
131 +)))
132 132  
133 +(((
134 +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.
135 +)))
133 133  
137 +(((
138 +(((
139 +(% 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.
140 +)))
141 +)))
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**
143 +(((
144 +(((
145 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
146 +)))
147 +)))
136 136  
149 +(((
150 +(((
151 +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.
152 +)))
153 +)))
137 137  
138 -[[image:image-20220726135356-2.png]]
155 +(((
156 +(((
157 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
158 +)))
159 +)))
139 139  
140 140  
141 141  
142 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
143 143  
164 +== 2.2  Features ==
144 144  
145 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
166 +* Arduino Shield base on LA66 LoRaWAN module
167 +* Support LoRaWAN v1.0.4 protocol
168 +* Support peer-to-peer protocol
169 +* TCXO crystal to ensure RF performance on low temperature
170 +* SMA connector
171 +* Available in different frequency LoRaWAN frequency bands.
172 +* World-wide unique OTAA keys.
173 +* AT Command via UART-TTL interface
174 +* Firmware upgradable via UART interface
175 +* Ultra-long RF range
146 146  
147 147  
148 148  
149 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 150  
180 +== 2.3  Specification ==
151 151  
152 -(% style="color:blue" %)**1.  Open project**
182 +* CPU: 32-bit 48 MHz
183 +* Flash: 256KB
184 +* RAM: 64KB
185 +* Input Power Range: 1.8v ~~ 3.7v
186 +* Power Consumption: < 4uA.
187 +* Frequency Range: 150 MHz ~~ 960 MHz
188 +* Maximum Power +22 dBm constant RF output
189 +* High sensitivity: -148 dBm
190 +* Temperature:
191 +** Storage: -55 ~~ +125℃
192 +** Operating: -40 ~~ +85℃
193 +* Humidity:
194 +** Storage: 5 ~~ 95% (Non-Condensing)
195 +** Operating: 10 ~~ 95% (Non-Condensing)
196 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
197 +* LoRa Rx current: <9 mA
198 +* I/O Voltage: 3.3v
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]]
156 156  
157 157  
158 -[[image:image-20220723172502-8.png]]
203 +== 2.4  Pin Mapping & LED ==
159 159  
160 160  
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**
207 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
163 163  
164 164  
165 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
166 166  
211 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
167 167  
168 168  
169 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
170 170  
215 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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]]
219 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
176 176  
177 177  
178 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
222 +=== 2.8.1  Items needed for update ===
179 179  
224 +1. LA66 LoRaWAN Shield
225 +1. Arduino
226 +1. USB TO TTL Adapter
180 180  
228 +[[image:image-20220602100052-2.png||height="385" width="600"]]
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  
231 +=== 2.8.2  Connection ===
184 184  
185 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
186 186  
234 +[[image:image-20220602101311-3.png||height="276" width="600"]]
187 187  
188 188  
237 +(((
238 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
239 +)))
189 189  
241 +(((
242 +(% style="background-color:yellow" %)**GND  <-> GND
243 +TXD  <->  TXD
244 +RXD  <->  RXD**
245 +)))
190 190  
191 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
248 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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/]]
250 +Connect USB TTL Adapter to PC after connecting the wires
195 195  
196 196  
197 -[[image:image-20220723175700-12.png||height="602" width="995"]]
253 +[[image:image-20220602102240-4.png||height="304" width="600"]]
198 198  
199 199  
256 +=== 2.8.3  Upgrade steps ===
200 200  
201 -== 1.8  Example: How to join helium ==
202 202  
259 +==== 1.  Switch SW1 to put in ISP position ====
203 203  
204 -(% style="color:blue" %)**1.  Create a new device.**
205 205  
262 +[[image:image-20220602102824-5.png||height="306" width="600"]]
206 206  
207 -[[image:image-20220907165500-1.png||height="464" width="940"]]
208 208  
209 209  
266 +==== 2.  Press the RST switch once ====
210 210  
211 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
212 212  
269 +[[image:image-20220602104701-12.png||height="285" width="600"]]
213 213  
214 -[[image:image-20220907165837-2.png||height="375" width="809"]]
215 215  
216 216  
273 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
217 217  
218 -(% style="color:blue" %)**3.  Use AT commands.**
219 219  
276 +(((
277 +(% 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/]]**
278 +)))
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
222 222  
281 +[[image:image-20220602103227-6.png]]
223 223  
224 224  
225 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
284 +[[image:image-20220602103357-7.png]]
226 226  
227 227  
228 -[[image:image-20220907170308-3.png||height="556" width="617"]]
229 229  
288 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
289 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
230 230  
231 231  
232 -(% style="color:blue" %)**5.  Network successfully.**
292 +[[image:image-20220602103844-8.png]]
233 233  
234 234  
235 -[[image:image-20220907170436-4.png]]
236 236  
296 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
297 +(% style="color:blue" %)**3. Select the bin file to burn**
237 237  
238 238  
239 -(% style="color:blue" %)**6.  Send uplink using command**
300 +[[image:image-20220602104144-9.png]]
240 240  
241 241  
242 -[[image:image-20220912084334-1.png]]
303 +[[image:image-20220602104251-10.png]]
243 243  
244 244  
245 -[[image:image-20220912084412-3.png]]
306 +[[image:image-20220602104402-11.png]]
246 246  
247 247  
248 248  
249 -[[image:image-20220907170744-6.png||height="242" width="798"]]
310 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
311 +(% style="color:blue" %)**4. Click to start the download**
250 250  
313 +[[image:image-20220602104923-13.png]]
251 251  
252 252  
253 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
254 254  
317 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
318 +(% style="color:blue" %)**5. Check update process**
255 255  
256 -=== 1.9.1  Items needed for update ===
257 257  
321 +[[image:image-20220602104948-14.png]]
258 258  
259 -1. LA66 LoRaWAN Shield
260 -1. Arduino
261 -1. USB TO TTL Adapter
262 262  
263 -[[image:image-20220602100052-2.png||height="385" width="600"]]
264 264  
325 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
326 +(% style="color:blue" %)**The following picture shows that the burning is successful**
265 265  
328 +[[image:image-20220602105251-15.png]]
266 266  
267 -=== 1.9.2  Connection ===
268 268  
269 269  
270 -[[image:image-20220602101311-3.png||height="276" width="600"]]
332 += 3.  LA66 USB LoRaWAN Adapter =
271 271  
272 272  
273 -(((
274 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
275 -)))
335 +== 3.1  Overview ==
276 276  
277 -(((
278 -(% style="background-color:yellow" %)**GND  <-> GND
279 -TXD  <->  TXD
280 -RXD  <->  RXD**
281 -)))
337 +[[image:image-20220715001142-3.png||height="145" width="220"]]
282 282  
339 +(% 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.
283 283  
284 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
341 +(% 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.
285 285  
286 -Connect USB TTL Adapter to PC after connecting the wires
343 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
287 287  
345 +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.
288 288  
289 -[[image:image-20220602102240-4.png||height="304" width="600"]]
347 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
290 290  
291 291  
350 +== 3.2  Features ==
292 292  
293 -=== 1.9.3  Upgrade steps ===
352 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
353 +* Ultra-long RF range
354 +* Support LoRaWAN v1.0.4 protocol
355 +* Support peer-to-peer protocol
356 +* TCXO crystal to ensure RF performance on low temperature
357 +* Spring RF antenna
358 +* Available in different frequency LoRaWAN frequency bands.
359 +* World-wide unique OTAA keys.
360 +* AT Command via UART-TTL interface
361 +* Firmware upgradable via UART interface
362 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
294 294  
295 295  
296 296  
297 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
366 +== 3.3  Specification ==
298 298  
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
299 299  
300 -[[image:image-20220602102824-5.png||height="306" width="600"]]
301 301  
302 302  
386 +== 3.4  Pin Mapping & LED ==
303 303  
304 304  
305 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
306 306  
390 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
307 307  
308 -[[image:image-20220817085447-1.png]]
309 309  
393 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
310 310  
311 311  
396 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
312 312  
313 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
314 314  
399 +[[image:image-20220602171217-1.png||height="538" width="800"]]
315 315  
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 -)))
402 +Open the serial port tool
320 320  
404 +[[image:image-20220602161617-8.png]]
321 321  
322 -[[image:image-20220602103227-6.png]]
406 +[[image:image-20220602161718-9.png||height="457" width="800"]]
323 323  
324 324  
325 -[[image:image-20220602103357-7.png]]
326 326  
410 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
327 327  
412 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
328 328  
329 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
330 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
331 331  
415 +[[image:image-20220602161935-10.png||height="498" width="800"]]
332 332  
333 -[[image:image-20220602103844-8.png]]
334 334  
335 335  
419 +(% style="color:blue" %)**3. See Uplink Command**
336 336  
337 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
338 -(% style="color:blue" %)**3.  Select the bin file to burn**
421 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
339 339  
423 +example: AT+SENDB=01,02,8,05820802581ea0a5
340 340  
341 -[[image:image-20220602104144-9.png]]
425 +[[image:image-20220602162157-11.png||height="497" width="800"]]
342 342  
343 343  
344 -[[image:image-20220602104251-10.png]]
345 345  
429 +(% style="color:blue" %)**4. Check to see if TTN received the message**
346 346  
347 -[[image:image-20220602104402-11.png]]
431 +[[image:image-20220602162331-12.png||height="420" width="800"]]
348 348  
349 349  
350 350  
351 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
352 -(% style="color:blue" %)**4.  Click to start the download**
435 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
353 353  
354 354  
355 -[[image:image-20220602104923-13.png]]
438 +**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]]
356 356  
357 357  
441 +(% style="color:red" %)**Preconditions:**
358 358  
359 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
360 -(% style="color:blue" %)**5.  Check update process**
443 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
361 361  
445 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
362 362  
363 -[[image:image-20220602104948-14.png]]
364 364  
365 365  
449 +(% style="color:blue" %)**Steps for usage:**
366 366  
367 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
368 -(% style="color:blue" %)**The following picture shows that the burning is successful**
451 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
369 369  
453 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
370 370  
371 -[[image:image-20220602105251-15.png]]
455 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
372 372  
373 373  
374 374  
375 -= 2.  FAQ =
459 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
376 376  
377 377  
378 -== 2.1  How to Compile Source Code for LA66? ==
462 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
379 379  
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]]
465 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
382 382  
467 +[[image:image-20220602171233-2.png||height="538" width="800"]]
383 383  
384 384  
385 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
386 386  
471 +(% style="color:blue" %)**2. Install Minicom in RPi.**
387 387  
388 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
473 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
389 389  
475 + (% style="background-color:yellow" %)**apt update**
390 390  
477 + (% style="background-color:yellow" %)**apt install minicom**
391 391  
392 -= 3.  Order Info =
393 393  
480 +Use minicom to connect to the RPI's terminal
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
482 +[[image:image-20220602153146-3.png||height="439" width="500"]]
396 396  
397 397  
398 -(% style="color:blue" %)**XXX**(%%): The default frequency band
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
486 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
409 409  
488 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
410 410  
411 411  
412 -= 4.  Reference =
491 +[[image:image-20220602154928-5.png||height="436" width="500"]]
413 413  
414 414  
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
416 416  
495 +(% style="color:blue" %)**4. Send Uplink message**
417 417  
497 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
418 418  
419 -= 5.  FCC Statement =
499 +example: AT+SENDB=01,02,8,05820802581ea0a5
420 420  
421 421  
422 -(% style="color:red" %)**FCC Caution:**
502 +[[image:image-20220602160339-6.png||height="517" width="600"]]
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.
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.
427 427  
506 +Check to see if TTN received the message
428 428  
429 -(% style="color:red" %)**IMPORTANT NOTE: **
508 +[[image:image-20220602160627-7.png||height="369" width="800"]]
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:
432 432  
433 -—Reorient or relocate the receiving antenna.
434 434  
435 -—Increase the separation between the equipment and receiver.
512 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
436 436  
437 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
438 438  
439 -—Consult the dealer or an experienced radio/TV technician for help.
440 440  
516 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
441 441  
442 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
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. 
519 +
520 +
521 += 4.  Order Info =
522 +
523 +
524 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
525 +
526 +
527 +(% style="color:blue" %)**XXX**(%%): The default frequency band
528 +
529 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
530 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
531 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
532 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
533 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
534 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
535 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
536 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
537 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
538 +
539 += 5.  Reference =
540 +
541 +* 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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