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 < 114.1 >
edited by Herong Lu
on 2022/07/23 14:41
>
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Summary

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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
... ... @@ -65,11 +65,8 @@
65 65  * Firmware upgradable via UART interface
66 66  * Ultra-long RF range
67 67  
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
... ... @@ -88,357 +88,520 @@
88 88  * LoRa Rx current: <9 mA
89 89  * I/O Voltage: 3.3v
90 90  
85 +== 1.4  AT Command ==
91 91  
92 92  
93 -== 1.4  Pin Mapping & LED ==
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.
94 94  
95 95  
96 -[[image:image-20220817085048-1.png||height="533" width="734"]]
97 97  
92 +== 1.5  Dimension ==
98 98  
94 +[[image:image-20220718094750-3.png]]
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
103 103  
104 104  
105 -[[image:image-20220820112305-1.png||height="515" width="749"]]
98 +== 1.6  Pin Mapping ==
106 106  
100 +[[image:image-20220720111850-1.png]]
107 107  
108 108  
109 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
110 110  
104 +== 1.7  Land Pattern ==
111 111  
112 -**Show connection diagram：**
106 +[[image:image-20220517072821-2.png]]
113 113  
114 114  
115 -[[image:image-20220723170210-2.png||height="908" width="681"]]
116 116  
110 += 2.  LA66 LoRaWAN Shield =
117 117  
118 118  
119 -(% style="color:blue" %)**1.  open Arduino IDE**
113 +== 2.1  Overview ==
120 120  
121 121  
122 -[[image:image-20220723170545-4.png]]
116 +(((
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
118 +)))
123 123  
120 +(((
121 +
122 +)))
124 124  
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 +)))
125 125  
126 -(% style="color:blue" %)**2.  Open project**
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 +)))
127 127  
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
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]]
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 +)))
130 130  
131 -[[image:image-20220726135239-1.png]]
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 +)))
132 132  
133 133  
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**
154 +== 2.2  Features ==
136 136  
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
137 137  
138 -[[image:image-20220726135356-2.png]]
167 +== 2.3  Specification ==
139 139  
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
140 140  
187 +== 2.4  Pin Mapping & LED ==
141 141  
142 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
143 143  
144 144  
145 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
191 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
146 146  
147 147  
148 148  
149 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
195 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
150 150  
151 151  
152 -(% style="color:blue" %)**1.  Open project**
153 153  
199 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
159 159  
160 160  
206 +=== 2.8.1  Items needed for update ===
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**
208 +1. LA66 LoRaWAN Shield
209 +1. Arduino
210 +1. USB TO TTL Adapter
163 163  
212 +[[image:image-20220602100052-2.png||height="385" width="600"]]
164 164  
165 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
166 166  
215 +=== 2.8.2  Connection ===
167 167  
168 168  
169 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
218 +[[image:image-20220602101311-3.png||height="276" width="600"]]
170 170  
171 171  
172 -(% style="color:blue" %)**1.  Open project**
221 +(((
222 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 +)))
173 173  
225 +(((
226 +(% style="background-color:yellow" %)**GND  <-> GND
227 +TXD  <->  TXD
228 +RXD  <->  RXD**
229 +)))
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]]
176 176  
232 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
177 177  
178 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
234 +Connect USB TTL Adapter to PC after connecting the wires
179 179  
180 180  
237 +[[image:image-20220602102240-4.png||height="304" 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  
240 +=== 2.8.3  Upgrade steps ===
184 184  
185 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
186 186  
243 +==== 1.  Switch SW1 to put in ISP position ====
187 187  
188 188  
246 +[[image:image-20220602102824-5.png||height="306" width="600"]]
189 189  
190 190  
191 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
192 192  
250 +==== 2.  Press the RST switch once ====
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/]]
195 195  
253 +[[image:image-20220602104701-12.png||height="285" width="600"]]
196 196  
197 -[[image:image-20220723175700-12.png||height="602" width="995"]]
198 198  
199 199  
257 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
200 200  
201 -== 1.8  Example: How to join helium ==
202 202  
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 +)))
203 203  
204 -(% style="color:blue" %)**1.  Create a new device.**
205 205  
265 +[[image:image-20220602103227-6.png]]
206 206  
207 -[[image:image-20220907165500-1.png||height="464" width="940"]]
208 208  
268 +[[image:image-20220602103357-7.png]]
209 209  
210 210  
211 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
212 212  
272 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
213 213  
214 -[[image:image-20220907165837-2.png||height="375" width="809"]]
215 215  
276 +[[image:image-20220602103844-8.png]]
216 216  
217 217  
218 -(% style="color:blue" %)**3.  Use AT commands.**
219 219  
280 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 +(% style="color:blue" %)**3. Select the bin file to burn**
220 220  
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
222 222  
284 +[[image:image-20220602104144-9.png]]
223 223  
224 224  
225 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
287 +[[image:image-20220602104251-10.png]]
226 226  
227 227  
228 -[[image:image-20220907170308-3.png||height="556" width="617"]]
290 +[[image:image-20220602104402-11.png]]
229 229  
230 230  
231 231  
232 -(% style="color:blue" %)**5.  Network successfully.**
294 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 +(% style="color:blue" %)**4. Click to start the download**
233 233  
297 +[[image:image-20220602104923-13.png]]
234 234  
235 -[[image:image-20220907170436-4.png]]
236 236  
237 237  
301 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 +(% style="color:blue" %)**5. Check update process**
238 238  
239 -(% style="color:blue" %)**6.  Send uplink using command**
240 240  
305 +[[image:image-20220602104948-14.png]]
241 241  
242 -[[image:image-20220912084334-1.png]]
243 243  
244 244  
245 -[[image:image-20220912084412-3.png]]
309 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 +(% style="color:blue" %)**The following picture shows that the burning is successful**
246 246  
312 +[[image:image-20220602105251-15.png]]
247 247  
248 248  
249 -[[image:image-20220907170744-6.png||height="242" width="798"]]
250 250  
316 += 3.  LA66 USB LoRaWAN Adapter =
251 251  
252 252  
253 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
319 +== 3.1  Overview ==
254 254  
255 255  
256 -=== 1.9.1  Items needed for update ===
322 +[[image:image-20220715001142-3.png||height="145" width="220"]]
257 257  
258 258  
259 -1. LA66 LoRaWAN Shield
260 -1. Arduino
261 -1. USB TO TTL Adapter
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 +)))
262 262  
263 -[[image:image-20220602100052-2.png||height="385" width="600"]]
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 +)))
264 264  
333 +(((
334 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
335 +)))
265 265  
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 +)))
266 266  
267 -=== 1.9.2  Connection ===
341 +(((
342 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 +)))
268 268  
269 269  
270 -[[image:image-20220602101311-3.png||height="276" width="600"]]
271 271  
347 +== 3.2  Features ==
272 272  
273 -(((
274 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
275 -)))
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.
276 276  
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 +
277 277  (((
278 -(% style="background-color:yellow" %)**GND  <-> GND
279 -TXD  <->  TXD
280 -RXD  <->  RXD**
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
281 281  )))
282 282  
283 283  
284 -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**
285 285  
286 -Connect USB TTL Adapter to PC after connecting the wires
287 287  
394 +[[image:image-20220723100027-1.png]]
288 288  
289 -[[image:image-20220602102240-4.png||height="304" width="600"]]
290 290  
397 +Open the serial port tool
291 291  
399 +[[image:image-20220602161617-8.png]]
292 292  
293 -=== 1.9.3  Upgrade steps ===
401 +[[image:image-20220602161718-9.png||height="457" width="800"]]
294 294  
295 295  
296 296  
297 -==== (% 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.**
298 298  
407 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
299 299  
300 -[[image:image-20220602102824-5.png||height="306" width="600"]]
301 301  
410 +[[image:image-20220602161935-10.png||height="498" width="800"]]
302 302  
303 303  
304 304  
305 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
414 +(% style="color:blue" %)**3. See Uplink Command**
306 306  
416 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
307 307  
308 -[[image:image-20220817085447-1.png]]
418 +example: AT+SENDB=01,02,8,05820802581ea0a5
309 309  
420 +[[image:image-20220602162157-11.png||height="497" width="800"]]
310 310  
311 311  
312 312  
313 -==== (% 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**
314 314  
426 +[[image:image-20220602162331-12.png||height="420" 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 -)))
320 320  
430 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
321 321  
322 -[[image:image-20220602103227-6.png]]
323 323  
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]]
324 324  
325 -[[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]])
326 326  
437 +(% style="color:red" %)**Preconditions:**
327 327  
439 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
328 328  
329 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
330 -(% 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**
331 331  
332 332  
333 -[[image:image-20220602103844-8.png]]
334 334  
445 +(% style="color:blue" %)**Steps for usage:**
335 335  
447 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
336 336  
337 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
338 -(% 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
339 339  
451 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
340 340  
341 -[[image:image-20220602104144-9.png]]
342 342  
343 343  
344 -[[image:image-20220602104251-10.png]]
455 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
345 345  
346 346  
347 -[[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.
348 348  
349 349  
461 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
350 350  
351 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
352 -(% style="color:blue" %)**4.  Click to start the download**
463 +[[image:image-20220723100439-2.png]]
353 353  
354 354  
355 -[[image:image-20220602104923-13.png]]
356 356  
467 +(% style="color:blue" %)**2. Install Minicom in RPi.**
357 357  
469 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
358 358  
359 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
360 -(% style="color:blue" %)**5.  Check update process**
471 + (% style="background-color:yellow" %)**apt update**
361 361  
473 + (% style="background-color:yellow" %)**apt install minicom**
362 362  
363 -[[image:image-20220602104948-14.png]]
364 364  
476 +Use minicom to connect to the RPI's terminal
365 365  
478 +[[image:image-20220602153146-3.png||height="439" width="500"]]
366 366  
367 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
368 -(% style="color:blue" %)**The following picture shows that the burning is successful**
369 369  
370 370  
371 -[[image:image-20220602105251-15.png]]
482 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
372 372  
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
373 373  
374 374  
375 -= 2.  FAQ =
487 +[[image:image-20220602154928-5.png||height="436" width="500"]]
376 376  
377 377  
378 -== 2.1  How to Compile Source Code for LA66? ==
379 379  
491 +(% style="color:blue" %)**4. Send Uplink message**
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]]
493 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
382 382  
495 +example: AT+SENDB=01,02,8,05820802581ea0a5
383 383  
384 384  
385 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
498 +[[image:image-20220602160339-6.png||height="517" width="600"]]
386 386  
387 387  
388 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
389 389  
502 +Check to see if TTN received the message
390 390  
504 +[[image:image-20220602160627-7.png||height="369" width="800"]]
391 391  
392 -= 3.  Order Info =
393 393  
394 394  
395 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
508 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
396 396  
510 +=== 3.8.1 DRAGINO-LA66-APP ===
397 397  
398 -(% style="color:blue" %)**XXX**(%%): The default frequency band
512 +[[image:image-20220723102027-3.png]]
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
514 +==== Overview： ====
409 409  
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.
410 410  
518 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
411 411  
412 -= 4.  Reference =
520 +==== Conditions of Use： ====
413 413  
522 +Requires a type-c to USB adapter
414 414  
415 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
524 +[[image:image-20220723104754-4.png]]
416 416  
526 +==== Use of APP: ====
417 417  
528 +Function and page introduction
418 418  
419 -= 5.  FCC Statement =
530 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
420 420  
532 +1.Display LA66 USB LoRaWAN Module connection status
421 421  
422 -(% style="color:red" %)**FCC Caution:**
534 +2.Check and reconnect
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.
536 +3.Turn send timestamps on or off
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.
538 +4.Display LoRaWan connection status
427 427  
540 +5.Check LoRaWan connection status
428 428  
429 -(% style="color:red" %)**IMPORTANT NOTE: **
542 +6.The RSSI value of the node when the ACK is received
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:
544 +7.Node's Signal Strength Icon
432 432  
433 -—Reorient or relocate the receiving antenna.
546 +8.Set the packet sending interval of the node in seconds
434 434  
435 -—Increase the separation between the equipment and receiver.
548 +9.AT command input box
436 436  
437 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
550 +10.Send AT command button
438 438  
439 -—Consult the dealer or an experienced radio/TV technician for help.
552 +11.Node log box
440 440  
554 +12.clear log button
441 441  
442 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
556 +13.exit button
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. 
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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