Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.4 >
edited by Xiaoling
on 2022/10/10 11:37
To version < 114.1 >
edited by Herong Lu
on 2022/07/23 14:41
>
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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.Xiaoling
1 +XWiki.Lu
Content
... ... @@ -1,4 +1,4 @@
1 -
1 +0
2 2  
3 3  **Table of Contents:**
4 4  
... ... @@ -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 v1.0.3 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 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
... ... @@ -67,7 +67,6 @@
67 67  
68 68  == 1.3  Specification ==
69 69  
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,356 +86,520 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
89 -== 1.4  Pin Mapping & LED ==
85 +== 1.4  AT Command ==
90 90  
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
88 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93 93  
94 94  
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
97 -2. When the network is successfully connected, the green light will be on for 5 seconds
98 -3. Purple light on when receiving downlink data packets
92 +== 1.5  Dimension ==
99 99  
94 +[[image:image-20220718094750-3.png]]
100 100  
101 -[[image:image-20220820112305-1.png||height="515" width="749"]]
102 102  
103 103  
98 +== 1.6  Pin Mapping ==
104 104  
105 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
100 +[[image:image-20220720111850-1.png]]
106 106  
107 107  
108 -**Show connection diagram：**
109 109  
104 +== 1.7  Land Pattern ==
110 110  
111 -[[image:image-20220723170210-2.png||height="908" width="681"]]
106 +[[image:image-20220517072821-2.png]]
112 112  
113 113  
114 114  
115 -(% style="color:blue" %)**1.  open Arduino IDE**
110 += 2.  LA66 LoRaWAN Shield =
116 116  
117 117  
118 -[[image:image-20220723170545-4.png]]
113 +== 2.1  Overview ==
119 119  
120 120  
116 +(((
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
118 +)))
121 121  
122 -(% style="color:blue" %)**2.  Open project**
120 +(((
121 +
122 +)))
123 123  
124 +(((
125 +(% 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.
126 +)))
124 124  
125 -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 +(((
130 +(% 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.
131 +)))
132 +)))
126 126  
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
127 127  
128 -[[image:image-20220726135239-1.png]]
140 +(((
141 +(((
142 +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.
143 +)))
144 +)))
129 129  
146 +(((
147 +(((
148 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
149 +)))
150 +)))
130 130  
131 131  
132 -(% style="color:blue" %)**3.  Click the button marked 1 in the figure to compile, and after the compilation is complete, click the button marked 2 in the figure to upload**
133 133  
154 +== 2.2  Features ==
134 134  
135 -[[image:image-20220726135356-2.png]]
156 +* Arduino Shield base on LA66 LoRaWAN module
157 +* Support LoRaWAN v1.0.4 protocol
158 +* Support peer-to-peer protocol
159 +* TCXO crystal to ensure RF performance on low temperature
160 +* SMA connector
161 +* Available in different frequency LoRaWAN frequency bands.
162 +* World-wide unique OTAA keys.
163 +* AT Command via UART-TTL interface
164 +* Firmware upgradable via UART interface
165 +* Ultra-long RF range
136 136  
167 +== 2.3  Specification ==
137 137  
169 +* CPU: 32-bit 48 MHz
170 +* Flash: 256KB
171 +* RAM: 64KB
172 +* Input Power Range: 1.8v ~~ 3.7v
173 +* Power Consumption: < 4uA.
174 +* Frequency Range: 150 MHz ~~ 960 MHz
175 +* Maximum Power +22 dBm constant RF output
176 +* High sensitivity: -148 dBm
177 +* Temperature:
178 +** Storage: -55 ~~ +125℃
179 +** Operating: -40 ~~ +85℃
180 +* Humidity:
181 +** Storage: 5 ~~ 95% (Non-Condensing)
182 +** Operating: 10 ~~ 95% (Non-Condensing)
183 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
184 +* LoRa Rx current: <9 mA
185 +* I/O Voltage: 3.3v
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
187 +== 2.4  Pin Mapping & LED ==
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
143 143  
191 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
144 144  
145 145  
146 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
147 147  
195 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
148 148  
149 -(% style="color:blue" %)**1.  Open project**
150 150  
151 151  
152 -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]]
199 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
153 153  
154 154  
155 -[[image:image-20220723172502-8.png]]
156 156  
203 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
157 157  
158 158  
159 -(% 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**
206 +=== 2.8.1  Items needed for update ===
160 160  
208 +1. LA66 LoRaWAN Shield
209 +1. Arduino
210 +1. USB TO TTL Adapter
161 161  
162 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
212 +[[image:image-20220602100052-2.png||height="385" width="600"]]
163 163  
164 164  
215 +=== 2.8.2  Connection ===
165 165  
166 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
167 167  
218 +[[image:image-20220602101311-3.png||height="276" width="600"]]
168 168  
169 -(% style="color:blue" %)**1.  Open project**
170 170  
221 +(((
222 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 +)))
171 171  
172 -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]]
225 +(((
226 +(% style="background-color:yellow" %)**GND  <-> GND
227 +TXD  <->  TXD
228 +RXD  <->  RXD**
229 +)))
173 173  
174 174  
175 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
232 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
176 176  
234 +Connect USB TTL Adapter to PC after connecting the wires
177 177  
178 178  
179 -(% 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**
237 +[[image:image-20220602102240-4.png||height="304" width="600"]]
180 180  
181 181  
182 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
240 +=== 2.8.3  Upgrade steps ===
183 183  
184 184  
243 +==== 1.  Switch SW1 to put in ISP position ====
185 185  
186 186  
246 +[[image:image-20220602102824-5.png||height="306" width="600"]]
187 187  
188 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
189 189  
190 190  
191 -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 +==== 2.  Press the RST switch once ====
192 192  
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
253 +[[image:image-20220602104701-12.png||height="285" width="600"]]
195 195  
196 196  
197 197  
198 -== 1.8  Example: How to join helium ==
257 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
199 199  
200 200  
201 -(% style="color:blue" %)**1.  Create a new device.**
260 +(((
261 +(% 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/]]**
262 +)))
202 202  
203 203  
204 -[[image:image-20220907165500-1.png||height="464" width="940"]]
265 +[[image:image-20220602103227-6.png]]
205 205  
206 206  
268 +[[image:image-20220602103357-7.png]]
207 207  
208 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
209 209  
210 210  
211 -[[image:image-20220907165837-2.png||height="375" width="809"]]
272 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
212 212  
213 213  
276 +[[image:image-20220602103844-8.png]]
214 214  
215 -(% style="color:blue" %)**3.  Use AT commands.**
216 216  
217 217  
218 -[[image:image-20220602100052-2.png||height="385" width="600"]]
280 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 +(% style="color:blue" %)**3. Select the bin file to burn**
219 219  
220 220  
284 +[[image:image-20220602104144-9.png]]
221 221  
222 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
223 223  
287 +[[image:image-20220602104251-10.png]]
224 224  
225 -[[image:image-20220907170308-3.png||height="556" width="617"]]
226 226  
290 +[[image:image-20220602104402-11.png]]
227 227  
228 228  
229 -(% style="color:blue" %)**5.  Network successfully.**
230 230  
294 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 +(% style="color:blue" %)**4. Click to start the download**
231 231  
232 -[[image:image-20220907170436-4.png]]
297 +[[image:image-20220602104923-13.png]]
233 233  
234 234  
235 235  
236 -(% style="color:blue" %)**6.  Send uplink using command**
301 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 +(% style="color:blue" %)**5. Check update process**
237 237  
238 238  
239 -[[image:image-20220912084334-1.png]]
305 +[[image:image-20220602104948-14.png]]
240 240  
241 241  
242 -[[image:image-20220912084412-3.png]]
243 243  
309 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 +(% style="color:blue" %)**The following picture shows that the burning is successful**
244 244  
312 +[[image:image-20220602105251-15.png]]
245 245  
246 -[[image:image-20220907170744-6.png||height="242" width="798"]]
247 247  
248 248  
316 += 3.  LA66 USB LoRaWAN Adapter =
249 249  
250 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
251 251  
319 +== 3.1  Overview ==
252 252  
253 -=== 1.9.1  Items needed for update ===
254 254  
322 +[[image:image-20220715001142-3.png||height="145" width="220"]]
255 255  
256 -1. LA66 LoRaWAN Shield
257 -1. Arduino
258 -1. USB TO TTL Adapter
259 259  
260 -[[image:image-20220602100052-2.png||height="385" width="600"]]
325 +(((
326 +(% 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.
327 +)))
261 261  
329 +(((
330 +(% 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.
331 +)))
262 262  
333 +(((
334 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
335 +)))
263 263  
264 -=== 1.9.2  Connection ===
337 +(((
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.
339 +)))
265 265  
341 +(((
342 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 +)))
266 266  
267 -[[image:image-20220602101311-3.png||height="276" width="600"]]
268 268  
269 269  
270 -(((
271 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
272 -)))
347 +== 3.2  Features ==
273 273  
349 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
350 +* Ultra-long RF range
351 +* Support LoRaWAN v1.0.4 protocol
352 +* Support peer-to-peer protocol
353 +* TCXO crystal to ensure RF performance on low temperature
354 +* Spring RF antenna
355 +* Available in different frequency LoRaWAN frequency bands.
356 +* World-wide unique OTAA keys.
357 +* AT Command via UART-TTL interface
358 +* Firmware upgradable via UART interface
359 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
360 +
361 +== 3.3  Specification ==
362 +
363 +* CPU: 32-bit 48 MHz
364 +* Flash: 256KB
365 +* RAM: 64KB
366 +* Input Power Range: 5v
367 +* Frequency Range: 150 MHz ~~ 960 MHz
368 +* Maximum Power +22 dBm constant RF output
369 +* High sensitivity: -148 dBm
370 +* Temperature:
371 +** Storage: -55 ~~ +125℃
372 +** Operating: -40 ~~ +85℃
373 +* Humidity:
374 +** Storage: 5 ~~ 95% (Non-Condensing)
375 +** Operating: 10 ~~ 95% (Non-Condensing)
376 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
377 +* LoRa Rx current: <9 mA
378 +
379 +== 3.4  Pin Mapping & LED ==
380 +
381 +
382 +
383 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
384 +
385 +
274 274  (((
275 -(% style="background-color:yellow" %)**GND  <-> GND
276 -TXD  <->  TXD
277 -RXD  <->  RXD**
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
278 278  )))
279 279  
280 280  
281 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
391 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
282 282  
283 -Connect USB TTL Adapter to PC after connecting the wires
284 284  
394 +[[image:image-20220723100027-1.png]]
285 285  
286 -[[image:image-20220602102240-4.png||height="304" width="600"]]
287 287  
397 +Open the serial port tool
288 288  
399 +[[image:image-20220602161617-8.png]]
289 289  
290 -=== 1.9.3  Upgrade steps ===
401 +[[image:image-20220602161718-9.png||height="457" width="800"]]
291 291  
292 292  
293 293  
294 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
405 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
295 295  
407 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
296 296  
297 -[[image:image-20220602102824-5.png||height="306" width="600"]]
298 298  
410 +[[image:image-20220602161935-10.png||height="498" width="800"]]
299 299  
300 300  
301 301  
302 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
414 +(% style="color:blue" %)**3. See Uplink Command**
303 303  
416 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
304 304  
305 -[[image:image-20220817085447-1.png]]
418 +example: AT+SENDB=01,02,8,05820802581ea0a5
306 306  
420 +[[image:image-20220602162157-11.png||height="497" width="800"]]
307 307  
308 308  
309 309  
310 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
424 +(% style="color:blue" %)**4. Check to see if TTN received the message**
311 311  
426 +[[image:image-20220602162331-12.png||height="420" width="800"]]
312 312  
313 313  
314 -(((
315 -(% 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]]**
316 -)))
317 317  
430 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
318 318  
319 -[[image:image-20220602103227-6.png]]
320 320  
433 +**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]]
321 321  
322 -[[image:image-20220602103357-7.png]]
435 +(**Raspberry Pi example: **[[https:~~/~~/github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py>>https://github.com/dragino/LA66/blob/main/Send_information_to_TTN_Raspberry%20Pi.py]])
323 323  
437 +(% style="color:red" %)**Preconditions:**
324 324  
439 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
325 325  
326 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
327 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
441 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
328 328  
329 329  
330 -[[image:image-20220602103844-8.png]]
331 331  
445 +(% style="color:blue" %)**Steps for usage:**
332 332  
447 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
333 333  
334 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
335 -(% style="color:blue" %)**3.  Select the bin file to burn**
449 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
336 336  
451 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
337 337  
338 -[[image:image-20220602104144-9.png]]
339 339  
340 340  
341 -[[image:image-20220602104251-10.png]]
455 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
342 342  
343 343  
344 -[[image:image-20220602104402-11.png]]
458 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
345 345  
346 346  
461 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
347 347  
348 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
349 -(% style="color:blue" %)**4.  Click to start the download**
463 +[[image:image-20220723100439-2.png]]
350 350  
351 351  
352 -[[image:image-20220602104923-13.png]]
353 353  
467 +(% style="color:blue" %)**2. Install Minicom in RPi.**
354 354  
469 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
355 355  
356 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
357 -(% style="color:blue" %)**5.  Check update process**
471 + (% style="background-color:yellow" %)**apt update**
358 358  
473 + (% style="background-color:yellow" %)**apt install minicom**
359 359  
360 -[[image:image-20220602104948-14.png]]
361 361  
476 +Use minicom to connect to the RPI's terminal
362 362  
478 +[[image:image-20220602153146-3.png||height="439" width="500"]]
363 363  
364 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
365 -(% style="color:blue" %)**The following picture shows that the burning is successful**
366 366  
367 367  
368 -[[image:image-20220602105251-15.png]]
482 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
369 369  
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
370 370  
371 371  
372 -= 2.  FAQ =
487 +[[image:image-20220602154928-5.png||height="436" width="500"]]
373 373  
374 374  
375 -== 2.1  How to Compile Source Code for LA66? ==
376 376  
491 +(% style="color:blue" %)**4. Send Uplink message**
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]]
493 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
379 379  
495 +example: AT+SENDB=01,02,8,05820802581ea0a5
380 380  
381 381  
382 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
498 +[[image:image-20220602160339-6.png||height="517" width="600"]]
383 383  
384 384  
385 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
386 386  
502 +Check to see if TTN received the message
387 387  
504 +[[image:image-20220602160627-7.png||height="369" width="800"]]
388 388  
389 -= 3.  Order Info =
390 390  
391 391  
392 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
508 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
393 393  
510 +=== 3.8.1 DRAGINO-LA66-APP ===
394 394  
395 -(% style="color:blue" %)**XXX**(%%): The default frequency band
512 +[[image:image-20220723102027-3.png]]
396 396  
397 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
398 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
399 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
400 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
401 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
402 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
403 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
404 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
405 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
514 +==== Overview： ====
406 406  
516 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Module. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Module.
407 407  
518 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
408 408  
409 -= 4.  Reference =
520 +==== Conditions of Use： ====
410 410  
522 +Requires a type-c to USB adapter
411 411  
412 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
524 +[[image:image-20220723104754-4.png]]
413 413  
526 +==== Use of APP: ====
414 414  
528 +Function and page introduction
415 415  
416 -= 5.  FCC Statement =
530 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
417 417  
532 +1.Display LA66 USB LoRaWAN Module connection status
418 418  
419 -(% style="color:red" %)**FCC Caution:**
534 +2.Check and reconnect
420 420  
421 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
536 +3.Turn send timestamps on or off
422 422  
423 -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.
538 +4.Display LoRaWan connection status
424 424  
540 +5.Check LoRaWan connection status
425 425  
426 -(% style="color:red" %)**IMPORTANT NOTE: **
542 +6.The RSSI value of the node when the ACK is received
427 427  
428 -(% 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:
544 +7.Node's Signal Strength Icon
429 429  
430 -—Reorient or relocate the receiving antenna.
546 +8.Set the packet sending interval of the node in seconds
431 431  
432 -—Increase the separation between the equipment and receiver.
548 +9.AT command input box
433 433  
434 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
550 +10.Send AT command button
435 435  
436 -—Consult the dealer or an experienced radio/TV technician for help.
552 +11.Node log box
437 437  
554 +12.clear log button
438 438  
439 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
556 +13.exit button
440 440  
441 -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. 
558 +LA66 USB LoRaWAN Module not connected
559 +
560 +[[image:image-20220723110520-5.png||height="903" width="677"]]
561 +
562 +Connect LA66 USB LoRaWAN Module
563 +
564 +[[image:image-20220723110626-6.png||height="906" width="680"]]
565 +
566 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Module and integrate it into Node-RED ===
567 +
568 +1.Register LA66 USB LoRaWAN Module to TTNV3
569 +
570 +[[image:image-20220723134549-8.png]]
571 +
572 +2.Open Node-RED,And import the JSON file to generate the flow
573 +
574 +For the usage of Node-RED, please refer to:
575 +
576 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
577 +
578 +
579 +
580 +
581 += 4.  Order Info =
582 +
583 +
584 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
585 +
586 +
587 +(% style="color:blue" %)**XXX**(%%): The default frequency band
588 +
589 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
590 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
591 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
592 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
593 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
594 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
595 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
596 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
597 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
598 +
599 += 5.  Reference =
600 +
601 +* 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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