Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.3 >
edited by Xiaoling
on 2022/09/26 14:40
To version < 100.6 >
edited by Xiaoling
on 2022/07/19 11:49
>
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Summary

Details

Page properties
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
... ... @@ -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
... ... @@ -90,312 +90,452 @@
90 90  
91 91  
92 92  
93 -== 1.4  Pin Mapping & LED ==
89 +== 1.4  AT Command ==
94 94  
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
92 +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
96 +== 1.5  Dimension ==
103 103  
98 +[[image:image-20220718094750-3.png]]
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
106 106  
107 107  
102 +== 1.6  Pin Mapping ==
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110 110  
105 +[[image:image-20220719093156-1.png]]
111 111  
112 -**Show connection diagram：**
113 113  
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
109 +== 1.7  Land Pattern ==
116 116  
111 +[[image:image-20220517072821-2.png]]
117 117  
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
120 120  
115 += 2.  LA66 LoRaWAN Shield =
121 121  
122 -[[image:image-20220723170545-4.png]]
123 123  
118 +== 2.1  Overview ==
124 124  
125 125  
126 -(% style="color:blue" %)**2.  Open project**
121 +(((
122 +[[image:image-20220715000826-2.png||height="145" width="220"]]
123 +)))
127 127  
125 +(((
126 +
127 +)))
128 128  
129 -LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0]]
129 +(((
130 +(% 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.
131 +)))
130 130  
133 +(((
134 +(((
135 +(% 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.
136 +)))
137 +)))
131 131  
132 -[[image:image-20220726135239-1.png]]
139 +(((
140 +(((
141 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
142 +)))
143 +)))
133 133  
145 +(((
146 +(((
147 +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.
148 +)))
149 +)))
134 134  
151 +(((
152 +(((
153 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
154 +)))
155 +)))
135 135  
136 -(% 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**
137 137  
138 138  
139 -[[image:image-20220726135356-2.png]]
159 +== 2.2  Features ==
140 140  
161 +* Arduino Shield base on LA66 LoRaWAN module
162 +* Support LoRaWAN v1.0.4 protocol
163 +* Support peer-to-peer protocol
164 +* TCXO crystal to ensure RF performance on low temperature
165 +* SMA connector
166 +* Available in different frequency LoRaWAN frequency bands.
167 +* World-wide unique OTAA keys.
168 +* AT Command via UART-TTL interface
169 +* Firmware upgradable via UART interface
170 +* Ultra-long RF range
141 141  
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
144 144  
174 +== 2.3  Specification ==
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
176 +* CPU: 32-bit 48 MHz
177 +* Flash: 256KB
178 +* RAM: 64KB
179 +* Input Power Range: 1.8v ~~ 3.7v
180 +* Power Consumption: < 4uA.
181 +* Frequency Range: 150 MHz ~~ 960 MHz
182 +* Maximum Power +22 dBm constant RF output
183 +* High sensitivity: -148 dBm
184 +* Temperature:
185 +** Storage: -55 ~~ +125℃
186 +** Operating: -40 ~~ +85℃
187 +* Humidity:
188 +** Storage: 5 ~~ 95% (Non-Condensing)
189 +** Operating: 10 ~~ 95% (Non-Condensing)
190 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
191 +* LoRa Rx current: <9 mA
192 +* I/O Voltage: 3.3v
147 147  
148 148  
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
196 +== 2.4  Pin Mapping & LED ==
151 151  
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
200 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
155 155  
156 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0>>https://www.dropbox.com/sh/0sjyncafa0gjv00/AACC2m1orov-QHRkvH8-ddCka?dl=0]]
157 157  
158 158  
159 -[[image:image-20220723172502-8.png]]
204 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
160 160  
161 161  
162 162  
163 -(% 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**
208 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
164 164  
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
167 167  
212 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
168 168  
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
215 +=== 2.8.1  Items needed for update ===
171 171  
217 +1. LA66 LoRaWAN Shield
218 +1. Arduino
219 +1. USB TO TTL Adapter
172 172  
173 -(% style="color:blue" %)**1.  Open project**
221 +[[image:image-20220602100052-2.png||height="385" width="600"]]
174 174  
175 175  
176 -Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0>>https://www.dropbox.com/sh/0aagmrpec1lxmva/AABMXWVMSHG9dK1_Zv_7xOmCa?dl=0]]
224 +=== 2.8.2  Connection ===
177 177  
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
227 +[[image:image-20220602101311-3.png||height="276" width="600"]]
180 180  
181 181  
230 +(((
231 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
232 +)))
182 182  
183 -(% 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**
234 +(((
235 +(% style="background-color:yellow" %)**GND  <-> GND
236 +TXD  <->  TXD
237 +RXD  <->  RXD**
238 +)))
184 184  
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
241 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
187 187  
243 +Connect USB TTL Adapter to PC after connecting the wires
188 188  
189 189  
246 +[[image:image-20220602102240-4.png||height="304" width="600"]]
190 190  
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
249 +=== 2.8.3  Upgrade steps ===
193 193  
194 194  
195 -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/]]
252 +==== 1.  Switch SW1 to put in ISP position ====
196 196  
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
255 +[[image:image-20220602102824-5.png||height="306" width="600"]]
199 199  
200 200  
201 201  
202 -== 1.8  Example: How to join helium ==
259 +==== 2.  Press the RST switch once ====
203 203  
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
262 +[[image:image-20220602104701-12.png||height="285" width="600"]]
206 206  
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
209 209  
266 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
210 210  
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
269 +(((
270 +(% 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/]]**
271 +)))
213 213  
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
274 +[[image:image-20220602103227-6.png]]
216 216  
217 217  
277 +[[image:image-20220602103357-7.png]]
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
220 220  
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
281 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
282 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
223 223  
224 224  
285 +[[image:image-20220602103844-8.png]]
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
227 227  
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
289 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
290 +(% style="color:blue" %)**3. Select the bin file to burn**
230 230  
231 231  
293 +[[image:image-20220602104144-9.png]]
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
234 234  
296 +[[image:image-20220602104251-10.png]]
235 235  
236 -[[image:image-20220907170436-4.png]]
237 237  
299 +[[image:image-20220602104402-11.png]]
238 238  
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
241 241  
303 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
304 +(% style="color:blue" %)**4. Click to start the download**
242 242  
243 -[[image:image-20220912084334-1.png]]
306 +[[image:image-20220602104923-13.png]]
244 244  
245 245  
246 -[[image:image-20220912084412-3.png]]
247 247  
310 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
311 +(% style="color:blue" %)**5. Check update process**
248 248  
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
314 +[[image:image-20220602104948-14.png]]
251 251  
252 252  
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
318 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
319 +(% style="color:blue" %)**The following picture shows that the burning is successful**
255 255  
321 +[[image:image-20220602105251-15.png]]
256 256  
257 -=== 1.9.1  Items needed for update ===
258 258  
259 259  
260 -1. LA66 LoRaWAN Shield
261 -1. Arduino
262 -1. USB TO TTL Adapter
325 += 3.  LA66 USB LoRaWAN Adapter =
263 263  
264 -[[image:image-20220602100052-2.png||height="385" width="600"]]
265 265  
328 +== 3.1  Overview ==
266 266  
267 267  
268 -=== 1.9.2  Connection ===
331 +[[image:image-20220715001142-3.png||height="145" width="220"]]
269 269  
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
334 +(((
335 +(% 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.
336 +)))
272 272  
338 +(((
339 +(% 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.
340 +)))
273 273  
274 274  (((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
343 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
276 276  )))
277 277  
278 278  (((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
347 +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.
282 282  )))
283 283  
350 +(((
351 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
352 +)))
284 284  
285 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
286 286  
287 -Connect USB TTL Adapter to PC after connecting the wires
288 288  
356 +== 3.2  Features ==
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
358 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
359 +* Ultra-long RF range
360 +* Support LoRaWAN v1.0.4 protocol
361 +* Support peer-to-peer protocol
362 +* TCXO crystal to ensure RF performance on low temperature
363 +* Spring RF antenna
364 +* Available in different frequency LoRaWAN frequency bands.
365 +* World-wide unique OTAA keys.
366 +* AT Command via UART-TTL interface
367 +* Firmware upgradable via UART interface
368 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
291 291  
292 292  
293 293  
294 -=== 1.9.3  Upgrade steps ===
372 +== 3.3  Specification ==
295 295  
374 +* CPU: 32-bit 48 MHz
375 +* Flash: 256KB
376 +* RAM: 64KB
377 +* Input Power Range: 5v
378 +* Frequency Range: 150 MHz ~~ 960 MHz
379 +* Maximum Power +22 dBm constant RF output
380 +* High sensitivity: -148 dBm
381 +* Temperature:
382 +** Storage: -55 ~~ +125℃
383 +** Operating: -40 ~~ +85℃
384 +* Humidity:
385 +** Storage: 5 ~~ 95% (Non-Condensing)
386 +** Operating: 10 ~~ 95% (Non-Condensing)
387 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
388 +* LoRa Rx current: <9 mA
296 296  
297 297  
298 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
299 299  
392 +== 3.4  Pin Mapping & LED ==
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
302 302  
303 303  
396 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
304 304  
305 305  
306 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
399 +(((
400 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
401 +)))
307 307  
308 308  
309 -[[image:image-20220817085447-1.png]]
404 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
310 310  
311 311  
407 +[[image:image-20220602171217-1.png||height="538" width="800"]]
312 312  
313 313  
314 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
410 +Open the serial port tool
315 315  
412 +[[image:image-20220602161617-8.png]]
316 316  
414 +[[image:image-20220602161718-9.png||height="457" width="800"]]
317 317  
318 -(((
319 -(% 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]]**
320 -)))
321 321  
322 322  
323 -[[image:image-20220602103227-6.png]]
418 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
324 324  
420 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
325 325  
326 -[[image:image-20220602103357-7.png]]
327 327  
423 +[[image:image-20220602161935-10.png||height="498" width="800"]]
328 328  
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
332 332  
427 +(% style="color:blue" %)**3. See Uplink Command**
333 333  
334 -[[image:image-20220602103844-8.png]]
429 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
335 335  
431 +example: AT+SENDB=01,02,8,05820802581ea0a5
336 336  
433 +[[image:image-20220602162157-11.png||height="497" width="800"]]
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% style="color:blue" %)**3.  Select the bin file to burn**
340 340  
341 341  
342 -[[image:image-20220602104144-9.png]]
437 +(% style="color:blue" %)**4. Check to see if TTN received the message**
343 343  
439 +[[image:image-20220602162331-12.png||height="420" width="800"]]
344 344  
345 -[[image:image-20220602104251-10.png]]
346 346  
347 347  
348 -[[image:image-20220602104402-11.png]]
443 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
349 349  
350 350  
446 +**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]]
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
354 354  
449 +(% style="color:red" %)**Preconditions:**
355 355  
356 -[[image:image-20220602104923-13.png]]
451 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
357 357  
453 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
358 358  
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
362 362  
457 +(% style="color:blue" %)**Steps for usage:**
363 363  
364 -[[image:image-20220602104948-14.png]]
459 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
365 365  
461 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
366 366  
463 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
367 367  
368 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 -(% style="color:blue" %)**The following picture shows that the burning is successful**
370 370  
371 371  
372 -[[image:image-20220602105251-15.png]]
467 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
373 373  
374 374  
470 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
375 375  
376 -= 2.  FAQ =
377 377  
473 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
475 +[[image:image-20220602171233-2.png||height="538" width="800"]]
380 380  
381 381  
382 -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]]
383 383  
479 +(% style="color:blue" %)**2. Install Minicom in RPi.**
384 384  
481 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
385 385  
386 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
483 + (% style="background-color:yellow" %)**apt update**
387 387  
485 + (% style="background-color:yellow" %)**apt install minicom**
388 388  
389 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
390 390  
488 +Use minicom to connect to the RPI's terminal
391 391  
490 +[[image:image-20220602153146-3.png||height="439" width="500"]]
392 392  
393 -= 3.  Order Info =
394 394  
395 395  
396 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
494 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
397 397  
496 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
398 398  
498 +
499 +[[image:image-20220602154928-5.png||height="436" width="500"]]
500 +
501 +
502 +
503 +(% style="color:blue" %)**4. Send Uplink message**
504 +
505 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
506 +
507 +example: AT+SENDB=01,02,8,05820802581ea0a5
508 +
509 +
510 +[[image:image-20220602160339-6.png||height="517" width="600"]]
511 +
512 +
513 +
514 +Check to see if TTN received the message
515 +
516 +[[image:image-20220602160627-7.png||height="369" width="800"]]
517 +
518 +
519 +
520 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
521 +
522 +
523 +
524 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
525 +
526 +
527 +
528 +
529 += 4.  Order Info =
530 +
531 +
532 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
533 +
534 +
399 399  (% style="color:blue" %)**XXX**(%%): The default frequency band
400 400  
401 401  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -409,11 +409,6 @@
409 409  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
410 410  
411 411  
548 += 5.  Reference =
412 412  
413 -
414 -= 4.  Reference =
415 -
416 -
417 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
418 -
419 -
550 +* 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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