Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 165.5 >
edited by Xiaoling
on 2022/10/10 11:39
To version < 114.1 >
edited by Herong Lu
on 2022/07/23 14:41
>
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Summary

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Title
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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
... ... @@ -88,358 +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/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?dl=0>>https://www.dropbox.com/sh/cx0pspkwu62pr97/AAAbKh2ioPdZfSDtdDpooYqha?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  
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 +)))
131 131  
132 -[[image:image-20220726135239-1.png]]
133 133  
134 134  
154 +== 2.2  Features ==
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**
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  
167 +== 2.3  Specification ==
138 138  
139 -[[image:image-20220726135356-2.png]]
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  
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
144 144  
191 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
147 147  
148 148  
195 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
149 149  
150 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
151 151  
152 152  
153 -(% style="color:blue" %)**1.  Open project**
199 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
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]]
157 157  
203 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 158  
159 -[[image:image-20220723172502-8.png]]
160 160  
206 +=== 2.8.1  Items needed for update ===
161 161  
208 +1. LA66 LoRaWAN Shield
209 +1. Arduino
210 +1. USB TO TTL Adapter
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**
212 +[[image:image-20220602100052-2.png||height="385" width="600"]]
164 164  
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
215 +=== 2.8.2  Connection ===
167 167  
168 168  
218 +[[image:image-20220602101311-3.png||height="276" width="600"]]
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171 171  
221 +(((
222 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
223 +)))
172 172  
173 -(% style="color:blue" %)**1.  Open project**
225 +(((
226 +(% style="background-color:yellow" %)**GND  <-> GND
227 +TXD  <->  TXD
228 +RXD  <->  RXD**
229 +)))
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]]
232 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
177 177  
234 +Connect USB TTL Adapter to PC after connecting the wires
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
180 180  
237 +[[image:image-20220602102240-4.png||height="304" width="600"]]
181 181  
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**
240 +=== 2.8.3  Upgrade steps ===
184 184  
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
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  
191 191  
192 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
250 +==== 2.  Press the RST switch once ====
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/]]
253 +[[image:image-20220602104701-12.png||height="285" width="600"]]
196 196  
197 197  
198 -[[image:image-20220723175700-12.png||height="602" width="995"]]
199 199  
257 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
200 200  
201 201  
202 -== 1.8  Example: How to join helium ==
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  
204 204  
205 -(% style="color:blue" %)**1.  Create a new device.**
265 +[[image:image-20220602103227-6.png]]
206 206  
207 207  
208 -[[image:image-20220907165500-1.png||height="464" width="940"]]
268 +[[image:image-20220602103357-7.png]]
209 209  
210 210  
211 211  
212 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
272 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
273 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
213 213  
214 214  
215 -[[image:image-20220907165837-2.png||height="375" width="809"]]
276 +[[image:image-20220602103844-8.png]]
216 216  
217 217  
218 218  
219 -(% style="color:blue" %)**3.  Use AT commands.**
280 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
281 +(% style="color:blue" %)**3. Select the bin file to burn**
220 220  
221 221  
222 -[[image:image-20220602100052-2.png||height="385" width="600"]]
284 +[[image:image-20220602104144-9.png]]
223 223  
224 224  
287 +[[image:image-20220602104251-10.png]]
225 225  
226 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
227 227  
290 +[[image:image-20220602104402-11.png]]
228 228  
229 -[[image:image-20220907170308-3.png||height="556" width="617"]]
230 230  
231 231  
294 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
295 +(% style="color:blue" %)**4. Click to start the download**
232 232  
233 -(% style="color:blue" %)**5.  Network successfully.**
297 +[[image:image-20220602104923-13.png]]
234 234  
235 235  
236 -[[image:image-20220907170436-4.png]]
237 237  
301 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
302 +(% style="color:blue" %)**5. Check update process**
238 238  
239 239  
240 -(% style="color:blue" %)**6.  Send uplink using command**
305 +[[image:image-20220602104948-14.png]]
241 241  
242 242  
243 -[[image:image-20220912084334-1.png]]
244 244  
309 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
310 +(% style="color:blue" %)**The following picture shows that the burning is successful**
245 245  
246 -[[image:image-20220912084412-3.png]]
312 +[[image:image-20220602105251-15.png]]
247 247  
248 248  
249 249  
250 -[[image:image-20220907170744-6.png||height="242" width="798"]]
316 += 3.  LA66 USB LoRaWAN Adapter =
251 251  
252 252  
319 +== 3.1  Overview ==
253 253  
254 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
255 255  
322 +[[image:image-20220715001142-3.png||height="145" width="220"]]
256 256  
257 -=== 1.9.1  Items needed for update ===
258 258  
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 +)))
259 259  
260 -1. LA66 LoRaWAN Shield
261 -1. Arduino
262 -1. USB TO TTL Adapter
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 +)))
263 263  
264 -[[image:image-20220602100052-2.png||height="385" width="600"]]
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  
341 +(((
342 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
343 +)))
267 267  
268 -=== 1.9.2  Connection ===
269 269  
270 270  
271 -[[image:image-20220602101311-3.png||height="276" width="600"]]
347 +== 3.2  Features ==
272 272  
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.
273 273  
274 -(((
275 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
276 -)))
361 +== 3.3  Specification ==
277 277  
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 +
278 278  (((
279 -(% style="background-color:yellow" %)**GND  <-> GND
280 -TXD  <->  TXD
281 -RXD  <->  RXD**
387 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
282 282  )))
283 283  
284 284  
285 -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**
286 286  
287 -Connect USB TTL Adapter to PC after connecting the wires
288 288  
394 +[[image:image-20220723100027-1.png]]
289 289  
290 -[[image:image-20220602102240-4.png||height="304" width="600"]]
291 291  
397 +Open the serial port tool
292 292  
399 +[[image:image-20220602161617-8.png]]
293 293  
294 -=== 1.9.3  Upgrade steps ===
401 +[[image:image-20220602161718-9.png||height="457" width="800"]]
295 295  
296 296  
297 297  
298 -==== (% 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.**
299 299  
407 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
300 300  
301 -[[image:image-20220602102824-5.png||height="306" width="600"]]
302 302  
410 +[[image:image-20220602161935-10.png||height="498" width="800"]]
303 303  
304 304  
305 305  
306 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
414 +(% style="color:blue" %)**3. See Uplink Command**
307 307  
416 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
308 308  
309 -[[image:image-20220817085447-1.png]]
418 +example: AT+SENDB=01,02,8,05820802581ea0a5
310 310  
420 +[[image:image-20220602162157-11.png||height="497" width="800"]]
311 311  
312 312  
313 313  
314 -==== (% 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**
315 315  
426 +[[image:image-20220602162331-12.png||height="420" width="800"]]
316 316  
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  
430 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
322 322  
323 -[[image:image-20220602103227-6.png]]
324 324  
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]]
325 325  
326 -[[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]])
327 327  
437 +(% style="color:red" %)**Preconditions:**
328 328  
439 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
329 329  
330 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
331 -(% 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**
332 332  
333 333  
334 -[[image:image-20220602103844-8.png]]
335 335  
445 +(% style="color:blue" %)**Steps for usage:**
336 336  
447 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
337 337  
338 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
339 -(% 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
340 340  
451 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
341 341  
342 -[[image:image-20220602104144-9.png]]
343 343  
344 344  
345 -[[image:image-20220602104251-10.png]]
455 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
346 346  
347 347  
348 -[[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.
349 349  
350 350  
461 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
351 351  
352 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
353 -(% style="color:blue" %)**4.  Click to start the download**
463 +[[image:image-20220723100439-2.png]]
354 354  
355 355  
356 -[[image:image-20220602104923-13.png]]
357 357  
467 +(% style="color:blue" %)**2. Install Minicom in RPi.**
358 358  
469 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
359 359  
360 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
361 -(% style="color:blue" %)**5.  Check update process**
471 + (% style="background-color:yellow" %)**apt update**
362 362  
473 + (% style="background-color:yellow" %)**apt install minicom**
363 363  
364 -[[image:image-20220602104948-14.png]]
365 365  
476 +Use minicom to connect to the RPI's terminal
366 366  
478 +[[image:image-20220602153146-3.png||height="439" width="500"]]
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]]
482 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
373 373  
484 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
374 374  
375 375  
376 -= 2.  FAQ =
487 +[[image:image-20220602154928-5.png||height="436" width="500"]]
377 377  
378 378  
379 -== 2.1  How to Compile Source Code for LA66? ==
380 380  
491 +(% style="color:blue" %)**4. Send Uplink message**
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]]
493 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
383 383  
495 +example: AT+SENDB=01,02,8,05820802581ea0a5
384 384  
385 385  
386 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
498 +[[image:image-20220602160339-6.png||height="517" width="600"]]
387 387  
388 388  
389 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
390 390  
502 +Check to see if TTN received the message
391 391  
504 +[[image:image-20220602160627-7.png||height="369" width="800"]]
392 392  
393 -= 3.  Order Info =
394 394  
395 395  
396 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
508 +== 3.8  Example: Use of LA66 USB LoRaWAN Module and DRAGINO-LA66-APP. ==
397 397  
510 +=== 3.8.1 DRAGINO-LA66-APP ===
398 398  
399 -(% style="color:blue" %)**XXX**(%%): The default frequency band
512 +[[image:image-20220723102027-3.png]]
400 400  
401 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
402 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
403 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
404 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
405 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
406 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
407 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
408 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
409 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
514 +==== Overview： ====
410 410  
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.
411 411  
518 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
412 412  
413 -= 4.  Reference =
520 +==== Conditions of Use： ====
414 414  
522 +Requires a type-c to USB adapter
415 415  
416 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
524 +[[image:image-20220723104754-4.png]]
417 417  
526 +==== Use of APP: ====
418 418  
528 +Function and page introduction
419 419  
420 -= 5.  FCC Statement =
530 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
421 421  
532 +1.Display LA66 USB LoRaWAN Module connection status
422 422  
423 -(% style="color:red" %)**FCC Caution:**
534 +2.Check and reconnect
424 424  
425 -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
426 426  
427 -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
428 428  
540 +5.Check LoRaWan connection status
429 429  
430 -(% style="color:red" %)**IMPORTANT NOTE: **
542 +6.The RSSI value of the node when the ACK is received
431 431  
432 -(% 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
433 433  
434 -—Reorient or relocate the receiving antenna.
546 +8.Set the packet sending interval of the node in seconds
435 435  
436 -—Increase the separation between the equipment and receiver.
548 +9.AT command input box
437 437  
438 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
550 +10.Send AT command button
439 439  
440 -—Consult the dealer or an experienced radio/TV technician for help.
552 +11.Node log box
441 441  
554 +12.clear log button
442 442  
443 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
556 +13.exit button
444 444  
445 -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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