Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 164.1 >
edited by Edwin Chen
on 2022/09/24 13:40
To version < 100.4 >
edited by Xiaoling
on 2022/07/19 11:42
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
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
... ... @@ -66,10 +66,8 @@
66 66  * Ultra-long RF range
67 67  
68 68  
69 -
70 70  == 1.3  Specification ==
71 71  
72 -
73 73  * CPU: 32-bit 48 MHz
74 74  * Flash: 256KB
75 75  * RAM: 64KB
... ... @@ -89,312 +89,438 @@
89 89  * I/O Voltage: 3.3v
90 90  
91 91  
87 +== 1.4  AT Command ==
92 92  
93 -== 1.4  Pin Mapping & LED ==
94 94  
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 -[[image:image-20220817085048-1.png||height="533" width="734"]]
97 97  
98 98  
94 +== 1.5  Dimension ==
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 +[[image:image-20220718094750-3.png]]
103 103  
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
106 106  
107 107  
101 +== 1.6  Pin Mapping ==
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110 110  
104 +[[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"]]
108 +== 1.7  Land Pattern ==
116 116  
110 +[[image:image-20220517072821-2.png]]
117 117  
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
120 120  
114 += 2.  LA66 LoRaWAN Shield =
121 121  
122 -[[image:image-20220723170545-4.png]]
123 123  
117 +== 2.1  Overview ==
124 124  
125 125  
126 -(% style="color:blue" %)**2.  Open project**
120 +(((
121 +[[image:image-20220715000826-2.png||height="145" width="220"]]
122 +)))
127 127  
124 +(((
125 +
126 +)))
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]]
128 +(((
129 +(% 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.
130 +)))
130 130  
132 +(((
133 +(((
134 +(% 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.
135 +)))
136 +)))
131 131  
132 -[[image:image-20220726135239-1.png]]
138 +(((
139 +(((
140 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 +)))
142 +)))
133 133  
144 +(((
145 +(((
146 +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.
147 +)))
148 +)))
134 134  
150 +(((
151 +(((
152 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 +)))
154 +)))
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]]
158 +== 2.2  Features ==
140 140  
160 +* Arduino Shield base on LA66 LoRaWAN module
161 +* Support LoRaWAN v1.0.4 protocol
162 +* Support peer-to-peer protocol
163 +* TCXO crystal to ensure RF performance on low temperature
164 +* SMA connector
165 +* Available in different frequency LoRaWAN frequency bands.
166 +* World-wide unique OTAA keys.
167 +* AT Command via UART-TTL interface
168 +* Firmware upgradable via UART interface
169 +* 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**
172 +== 2.3  Specification ==
144 144  
174 +* CPU: 32-bit 48 MHz
175 +* Flash: 256KB
176 +* RAM: 64KB
177 +* Input Power Range: 1.8v ~~ 3.7v
178 +* Power Consumption: < 4uA.
179 +* Frequency Range: 150 MHz ~~ 960 MHz
180 +* Maximum Power +22 dBm constant RF output
181 +* High sensitivity: -148 dBm
182 +* Temperature:
183 +** Storage: -55 ~~ +125℃
184 +** Operating: -40 ~~ +85℃
185 +* Humidity:
186 +** Storage: 5 ~~ 95% (Non-Condensing)
187 +** Operating: 10 ~~ 95% (Non-Condensing)
188 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
189 +* LoRa Rx current: <9 mA
190 +* I/O Voltage: 3.3v
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
147 147  
193 +== 2.4  Pin Mapping & LED ==
148 148  
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
197 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
152 152  
153 -(% style="color:blue" %)**1.  Open project**
154 154  
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]]
201 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
157 157  
158 158  
159 -[[image:image-20220723172502-8.png]]
160 160  
205 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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**
164 164  
209 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
167 167  
212 +=== 2.8.1  Items needed for update ===
168 168  
214 +1. LA66 LoRaWAN Shield
215 +1. Arduino
216 +1. USB TO TTL Adapter
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171 171  
219 +[[image:image-20220602100052-2.png||height="385" width="600"]]
172 172  
173 -(% style="color:blue" %)**1.  Open project**
174 174  
222 +=== 2.8.2  Connection ===
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]]
177 177  
225 +[[image:image-20220602101311-3.png||height="276" width="600"]]
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
180 180  
228 +(((
229 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 +)))
181 181  
232 +(((
233 +(% style="background-color:yellow" %)**GND  <-> GND
234 +TXD  <->  TXD
235 +RXD  <->  RXD**
236 +)))
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**
184 184  
239 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
241 +Connect USB TTL Adapter to PC after connecting the wires
187 187  
188 188  
244 +[[image:image-20220602102240-4.png||height="304" width="600"]]
189 189  
190 190  
247 +=== 2.8.3  Upgrade steps ===
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
193 193  
250 +==== 1.  Switch SW1 to put in ISP position ====
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/]]
196 196  
253 +[[image:image-20220602102824-5.png||height="306" width="600"]]
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
199 199  
200 200  
257 +==== 2.  Press the RST switch once ====
201 201  
202 -== 1.8  Example: How to join helium ==
203 203  
260 +[[image:image-20220602104701-12.png||height="285" width="600"]]
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
206 206  
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
264 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
209 209  
210 210  
267 +(((
268 +(% 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/]]**
269 +)))
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
213 213  
272 +[[image:image-20220602103227-6.png]]
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
216 216  
275 +[[image:image-20220602103357-7.png]]
217 217  
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
220 220  
279 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
223 223  
283 +[[image:image-20220602103844-8.png]]
224 224  
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
227 227  
287 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 +(% style="color:blue" %)**3. Select the bin file to burn**
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
230 230  
291 +[[image:image-20220602104144-9.png]]
231 231  
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
294 +[[image:image-20220602104251-10.png]]
234 234  
235 235  
236 -[[image:image-20220907170436-4.png]]
297 +[[image:image-20220602104402-11.png]]
237 237  
238 238  
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
301 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 +(% style="color:blue" %)**4. Click to start the download**
241 241  
304 +[[image:image-20220602104923-13.png]]
242 242  
243 -[[image:image-20220912084334-1.png]]
244 244  
245 245  
246 -[[image:image-20220912084412-3.png]]
308 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 +(% style="color:blue" %)**5. Check update process**
247 247  
248 248  
312 +[[image:image-20220602104948-14.png]]
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
251 251  
252 252  
316 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
317 +(% style="color:blue" %)**The following picture shows that the burning is successful**
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
319 +[[image:image-20220602105251-15.png]]
255 255  
256 256  
257 -=== 1.9.1  Items needed for update ===
258 258  
323 += 3.  LA66 USB LoRaWAN Adapter =
259 259  
260 -1. LA66 LoRaWAN Shield
261 -1. Arduino
262 -1. USB TO TTL Adapter
263 263  
264 -[[image:image-20220602100052-2.png||height="385" width="600"]]
326 +== 3.1  Overview ==
265 265  
266 266  
329 +[[image:image-20220715001142-3.png||height="145" width="220"]]
267 267  
268 -=== 1.9.2  Connection ===
269 269  
332 +(% 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.
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
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.
272 272  
336 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
273 273  
274 -(((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 -)))
338 +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.
277 277  
278 -(((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
282 -)))
340 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
283 283  
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
344 +== 3.2  Features ==
288 288  
346 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
347 +* Ultra-long RF range
348 +* Support LoRaWAN v1.0.4 protocol
349 +* Support peer-to-peer protocol
350 +* TCXO crystal to ensure RF performance on low temperature
351 +* Spring RF antenna
352 +* Available in different frequency LoRaWAN frequency bands.
353 +* World-wide unique OTAA keys.
354 +* AT Command via UART-TTL interface
355 +* Firmware upgradable via UART interface
356 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
291 291  
359 +== 3.3  Specification ==
292 292  
361 +* CPU: 32-bit 48 MHz
362 +* Flash: 256KB
363 +* RAM: 64KB
364 +* Input Power Range: 5v
365 +* Frequency Range: 150 MHz ~~ 960 MHz
366 +* Maximum Power +22 dBm constant RF output
367 +* High sensitivity: -148 dBm
368 +* Temperature:
369 +** Storage: -55 ~~ +125℃
370 +** Operating: -40 ~~ +85℃
371 +* Humidity:
372 +** Storage: 5 ~~ 95% (Non-Condensing)
373 +** Operating: 10 ~~ 95% (Non-Condensing)
374 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
375 +* LoRa Rx current: <9 mA
293 293  
294 -=== 1.9.3  Upgrade steps ===
295 295  
378 +== 3.4  Pin Mapping & LED ==
296 296  
297 297  
298 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
299 299  
382 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
302 302  
385 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
303 303  
304 304  
388 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
305 305  
306 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
307 307  
391 +[[image:image-20220602171217-1.png||height="538" width="800"]]
308 308  
309 -[[image:image-20220817085447-1.png]]
310 310  
394 +Open the serial port tool
311 311  
396 +[[image:image-20220602161617-8.png]]
312 312  
398 +[[image:image-20220602161718-9.png||height="457" width="800"]]
313 313  
314 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
315 315  
316 316  
402 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
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 -)))
404 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
321 321  
322 322  
323 -[[image:image-20220602103227-6.png]]
407 +[[image:image-20220602161935-10.png||height="498" width="800"]]
324 324  
325 325  
326 -[[image:image-20220602103357-7.png]]
327 327  
411 +(% style="color:blue" %)**3. See Uplink Command**
328 328  
413 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
415 +example: AT+SENDB=01,02,8,05820802581ea0a5
332 332  
417 +[[image:image-20220602162157-11.png||height="497" width="800"]]
333 333  
334 -[[image:image-20220602103844-8.png]]
335 335  
336 336  
421 +(% style="color:blue" %)**4. Check to see if TTN received the message**
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% style="color:blue" %)**3.  Select the bin file to burn**
423 +[[image:image-20220602162331-12.png||height="420" width="800"]]
340 340  
341 341  
342 -[[image:image-20220602104144-9.png]]
343 343  
427 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
344 344  
345 -[[image:image-20220602104251-10.png]]
346 346  
430 +**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]]
347 347  
348 -[[image:image-20220602104402-11.png]]
349 349  
433 +(% style="color:red" %)**Preconditions:**
350 350  
435 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
437 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
354 354  
355 355  
356 -[[image:image-20220602104923-13.png]]
357 357  
441 +(% style="color:blue" %)**Steps for usage:**
358 358  
443 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
445 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
362 362  
447 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
363 363  
364 -[[image:image-20220602104948-14.png]]
365 365  
366 366  
451 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
367 367  
368 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
369 -(% style="color:blue" %)**The following picture shows that the burning is successful**
370 370  
454 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
371 371  
372 -[[image:image-20220602105251-15.png]]
373 373  
457 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
374 374  
459 +[[image:image-20220602171233-2.png||height="538" width="800"]]
375 375  
376 -= 2.  FAQ =
377 377  
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
463 +(% style="color:blue" %)**2. Install Minicom in RPi.**
380 380  
465 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
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]]
467 + (% style="background-color:yellow" %)**apt update**
383 383  
469 + (% style="background-color:yellow" %)**apt install minicom**
384 384  
385 -== 2.2 Where to find Peer-to-Peer firmware of LA66? ==
386 386  
472 +Use minicom to connect to the RPI's terminal
387 387  
388 -* [[Download>>https://www.dropbox.com/s/270gvm9ngaj0v02/LA66_P2P_v1.0.bin?dl=0]] Peer to Peer firmware.
389 -* [[Instruction for LA66 Peer to Peer firmware>>Instruction for LA66 Peer to Peer firmware]].
474 +[[image:image-20220602153146-3.png||height="439" width="500"]]
390 390  
391 391  
392 -= 3.  Order Info =
393 393  
478 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
480 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
396 396  
397 397  
483 +[[image:image-20220602154928-5.png||height="436" width="500"]]
484 +
485 +
486 +
487 +(% style="color:blue" %)**4. Send Uplink message**
488 +
489 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
490 +
491 +example: AT+SENDB=01,02,8,05820802581ea0a5
492 +
493 +
494 +[[image:image-20220602160339-6.png||height="517" width="600"]]
495 +
496 +
497 +
498 +Check to see if TTN received the message
499 +
500 +[[image:image-20220602160627-7.png||height="369" width="800"]]
501 +
502 +
503 +
504 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
505 +
506 +
507 +
508 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
509 +
510 +
511 +
512 +
513 += 4.  Order Info =
514 +
515 +
516 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
517 +
518 +
398 398  (% style="color:blue" %)**XXX**(%%): The default frequency band
399 399  
400 400  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -408,10 +408,6 @@
408 408  * (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
409 409  
410 410  
532 += 5.  Reference =
411 411  
412 -= 4.  Reference =
413 -
414 -
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
416 -
417 -
534 +* 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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