Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 166.4
edited by Xiaoling
on 2023/05/26 14:19
To version < 134.3 >
edited by Xiaoling
on 2022/07/26 10:37
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Summary

Details

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,14 +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  Overview ==
12 +== 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 15  (((
16 -[[image:image-20220715000826-2.png||height="145" width="220"]]
16 +(((
17 +[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
17 17  )))
18 18  
19 19  (((
... ... @@ -21,12 +21,13 @@
21 21  )))
22 22  
23 23  (((
24 -(% 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.
25 25  )))
27 +)))
26 26  
27 27  (((
28 28  (((
29 -(% 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.
30 30  )))
31 31  )))
32 32  
... ... @@ -34,10 +34,8 @@
34 34  (((
35 35  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
36 36  )))
37 -)))
38 38  
39 39  (((
40 -(((
41 41  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.
42 42  )))
43 43  )))
... ... @@ -49,14 +49,13 @@
49 49  )))
50 50  
51 51  
52 +
52 52  == 1.2  Features ==
53 53  
54 -
55 -* Arduino Shield base on LA66 LoRaWAN module
56 -* Support LoRaWAN v1.0.3 protocol
55 +* Support LoRaWAN v1.0.4 protocol
57 57  * Support peer-to-peer protocol
58 58  * TCXO crystal to ensure RF performance on low temperature
59 -* SMA connector
58 +* SMD Antenna pad and i-pex antenna connector
60 60  * Available in different frequency LoRaWAN frequency bands.
61 61  * World-wide unique OTAA keys.
62 62  * AT Command via UART-TTL interface
... ... @@ -63,10 +63,8 @@
63 63  * Firmware upgradable via UART interface
64 64  * Ultra-long RF range
65 65  
66 -
67 67  == 1.3  Specification ==
68 68  
69 -
70 70  * CPU: 32-bit 48 MHz
71 71  * Flash: 256KB
72 72  * RAM: 64KB
... ... @@ -85,169 +85,208 @@
85 85  * LoRa Rx current: <9 mA
86 86  * I/O Voltage: 3.3v
87 87  
85 +== 1.4  AT Command ==
88 88  
89 -== 1.4  Pin Mapping & LED ==
90 90  
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.
91 91  
92 -[[image:image-20220817085048-1.png||height="533" width="734"]]
93 93  
94 94  
92 +== 1.5  Dimension ==
95 95  
96 -~1. The LED lights up red when there is an upstream data packet
94 +[[image:image-20220718094750-3.png]]
97 97  
98 -2. When the network is successfully connected, the green light will be on for 5 seconds
99 99  
100 -3. Purple light on when receiving downlink data packets
101 101  
98 +== 1.6  Pin Mapping ==
102 102  
103 -[[image:image-20220820112305-1.png||height="515" width="749"]]
100 +[[image:image-20220720111850-1.png]]
104 104  
105 105  
106 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
107 107  
104 +== 1.7  Land Pattern ==
108 108  
109 -(% style="color:blue" %)**Show connection diagram：**
106 +[[image:image-20220517072821-2.png]]
110 110  
111 111  
112 -[[image:image-20220723170210-2.png||height="908" width="681"]]
113 113  
110 += 2.  LA66 LoRaWAN Shield =
114 114  
115 115  
116 -(% style="color:blue" %)**1.  open Arduino IDE**
113 +== 2.1  Overview ==
117 117  
118 118  
119 -[[image:image-20220723170545-4.png]]
116 +(((
117 +[[image:image-20220715000826-2.png||height="145" width="220"]]
118 +)))
120 120  
120 +(((
121 +
122 +)))
121 121  
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 +)))
122 122  
123 -(% 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 +)))
124 124  
134 +(((
135 +(((
136 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
137 +)))
138 +)))
125 125  
126 -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 +)))
127 127  
128 -[[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 +)))
129 129  
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**
154 +== 2.2  Features ==
133 133  
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
134 134  
135 -[[image:image-20220726135356-2.png]]
167 +== 2.3  Specification ==
136 136  
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
137 137  
187 +== 2.4  LED ==
138 138  
139 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
189 +~1. The LED lights up red when there is an upstream data packet
190 +2. When the network is successfully connected, the green light will be on for 5 seconds
191 +3. Purple light on when receiving downlink data packets
140 140  
141 141  
142 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
194 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
143 143  
144 144  
145 -== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
197 +**Show connection diagram：**
146 146  
147 147  
148 -(% style="color:blue" %)**1.  Open project**
200 +[[image:image-20220723170210-2.png||height="908" width="681"]]
149 149  
150 150  
151 -Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0 >>https://www.dropbox.com/sh/hgtycj0go4tka2r/AAACRRIRriMAudB2m3ThH7Sba?dl=0]]
152 152  
204 +**1.  open Arduino IDE**
153 153  
154 -[[image:image-20220723172502-8.png]]
155 155  
207 +[[image:image-20220723170545-4.png]]
156 156  
157 157  
158 -(% 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**
159 159  
211 +**2.  Open project**
160 160  
161 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
162 162  
214 +LA66-LoRaWAN-shield-AT-command-via-Arduino-UNO source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
163 163  
164 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
216 +[[image:image-20220723170750-5.png||height="533" width="930"]]
165 165  
166 166  
167 -(% style="color:blue" %)**1.  Open project**
168 168  
220 +**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**
169 169  
170 -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]]
171 171  
223 +[[image:image-20220723171228-6.png]]
172 172  
173 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
174 174  
175 175  
227 +**4.  After the upload is successful, open the serial port monitoring and send the AT command**
176 176  
177 -(% 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**
178 178  
230 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
179 179  
180 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
181 181  
182 182  
234 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
183 183  
184 184  
237 +**1.  Open project**
185 185  
186 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
187 187  
240 +Join-TTN-network source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
188 188  
189 -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/]]
242 +[[image:image-20220723172502-8.png]]
190 190  
191 191  
192 -[[image:image-20220723175700-12.png||height="602" width="995"]]
193 193  
246 +2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets
194 194  
195 -== 1.8  Example: How to join helium ==
196 196  
249 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
197 197  
198 -(% style="color:blue" %)**1.  Create a new device.**
199 199  
200 200  
201 -[[image:image-20220907165500-1.png||height="464" width="940"]]
253 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
202 202  
203 203  
256 +**1.  Open project**
204 204  
205 -(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
206 206  
259 +Log-Temperature-Sensor-and-send-data-to-TTN source code link: [[https:~~/~~/www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0>>https://www.dropbox.com/sh/trqitpm9adkupva/AAAE542NzwlHubIAIDxe6IWFa?dl=0]]
207 207  
208 -[[image:image-20220907165837-2.png||height="375" width="809"]]
209 209  
262 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
210 210  
211 211  
212 -(% style="color:blue" %)**3.  Use AT commands.**
213 213  
266 +**2.  Same steps as 2.5,after opening the serial port monitoring, it will automatically connect to the network and send packets**
214 214  
215 -[[image:image-20220602100052-2.png||height="385" width="600"]]
216 216  
269 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
217 217  
218 218  
219 -(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
220 220  
273 +**3.  Integration into Node-red via TTNV3**
221 221  
222 -[[image:image-20220907170308-3.png||height="556" width="617"]]
275 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
223 223  
277 +[[image:image-20220723175700-12.png||height="602" width="995"]]
224 224  
225 225  
226 -(% style="color:blue" %)**5.  Network successfully.**
227 227  
281 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
228 228  
229 -[[image:image-20220907170436-4.png]]
230 230  
284 +=== 2.8.1  Items needed for update ===
231 231  
232 232  
233 -(% style="color:blue" %)**6.  Send uplink using command**
234 -
235 -
236 -[[image:image-20220912084334-1.png]]
237 -
238 -
239 -[[image:image-20220912084412-3.png]]
240 -
241 -
242 -
243 -[[image:image-20220907170744-6.png||height="242" width="798"]]
244 -
245 -
246 -== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
247 -
248 -=== 1.9.1  Items needed for update ===
249 -
250 -
251 251  1. LA66 LoRaWAN Shield
252 252  1. Arduino
253 253  1. USB TO TTL Adapter
... ... @@ -255,7 +255,7 @@
255 255  [[image:image-20220602100052-2.png||height="385" width="600"]]
256 256  
257 257  
258 -=== 1.9.2  Connection ===
294 +=== 2.8.2  Connection ===
259 259  
260 260  
261 261  [[image:image-20220602101311-3.png||height="276" width="600"]]
... ... @@ -280,10 +280,10 @@
280 280  [[image:image-20220602102240-4.png||height="304" width="600"]]
281 281  
282 282  
283 -=== 1.9.3  Upgrade steps ===
319 +=== 2.8.3  Upgrade steps ===
284 284  
285 285  
286 -==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
322 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
287 287  
288 288  
289 289  [[image:image-20220602102824-5.png||height="306" width="600"]]
... ... @@ -290,18 +290,18 @@
290 290  
291 291  
292 292  
293 -==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
329 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
294 294  
295 295  
296 -[[image:image-20220817085447-1.png]]
332 +[[image:image-20220602104701-12.png||height="285" width="600"]]
297 297  
298 298  
299 299  
300 -==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
336 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
301 301  
302 302  
303 303  (((
304 -(% 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]]**
340 +(% 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/]]**
305 305  )))
306 306  
307 307  
... ... @@ -313,7 +313,7 @@
313 313  
314 314  
315 315  (% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 -(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
352 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
317 317  
318 318  
319 319  [[image:image-20220602103844-8.png]]
... ... @@ -321,7 +321,7 @@
321 321  
322 322  
323 323  (% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 -(% style="color:blue" %)**3.  Select the bin file to burn**
360 +(% style="color:blue" %)**3. Select the bin file to burn**
325 325  
326 326  
327 327  [[image:image-20220602104144-9.png]]
... ... @@ -335,15 +335,14 @@
335 335  
336 336  
337 337  (% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 -(% style="color:blue" %)**4.  Click to start the download**
374 +(% style="color:blue" %)**4. Click to start the download**
339 339  
340 -
341 341  [[image:image-20220602104923-13.png]]
342 342  
343 343  
344 344  
345 345  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 -(% style="color:blue" %)**5.  Check update process**
381 +(% style="color:blue" %)**5. Check update process**
347 347  
348 348  
349 349  [[image:image-20220602104948-14.png]]
... ... @@ -353,75 +353,332 @@
353 353  (% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 354  (% style="color:blue" %)**The following picture shows that the burning is successful**
355 355  
356 -
357 357  [[image:image-20220602105251-15.png]]
358 358  
359 359  
360 -= 2.  FAQ =
361 361  
362 -== 2.1  How to Compile Source Code for LA66? ==
395 += 3.  LA66 USB LoRaWAN Adapter =
363 363  
364 364  
365 -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]]
398 +== 3.1  Overview ==
366 366  
367 367  
368 -== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
401 +[[image:image-20220715001142-3.png||height="145" width="220"]]
369 369  
370 370  
371 -Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
404 +(((
405 +(% 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.
406 +)))
372 372  
408 +(((
409 +(% 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.
410 +)))
373 373  
374 -= 3.  Order Info =
412 +(((
413 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
414 +)))
375 375  
416 +(((
417 +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.
418 +)))
376 376  
377 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
420 +(((
421 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
422 +)))
378 378  
379 -(% style="color:blue" %)**XXX**(%%): The default frequency band
380 380  
381 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
382 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
383 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
384 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
385 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
386 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
387 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
388 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
389 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
390 390  
426 +== 3.2  Features ==
391 391  
428 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
429 +* Ultra-long RF range
430 +* Support LoRaWAN v1.0.4 protocol
431 +* Support peer-to-peer protocol
432 +* TCXO crystal to ensure RF performance on low temperature
433 +* Spring RF antenna
434 +* Available in different frequency LoRaWAN frequency bands.
435 +* World-wide unique OTAA keys.
436 +* AT Command via UART-TTL interface
437 +* Firmware upgradable via UART interface
438 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
392 392  
393 -= 4.  Reference =
394 394  
395 395  
396 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
442 +== 3.3  Specification ==
397 397  
444 +* CPU: 32-bit 48 MHz
445 +* Flash: 256KB
446 +* RAM: 64KB
447 +* Input Power Range: 5v
448 +* Frequency Range: 150 MHz ~~ 960 MHz
449 +* Maximum Power +22 dBm constant RF output
450 +* High sensitivity: -148 dBm
451 +* Temperature:
452 +** Storage: -55 ~~ +125℃
453 +** Operating: -40 ~~ +85℃
454 +* Humidity:
455 +** Storage: 5 ~~ 95% (Non-Condensing)
456 +** Operating: 10 ~~ 95% (Non-Condensing)
457 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
458 +* LoRa Rx current: <9 mA
398 398  
399 399  
400 -= 5.  FCC Statement =
401 401  
462 +== 3.4  Pin Mapping & LED ==
402 402  
403 -(% style="color:red" %)**FCC Caution:**
404 404  
405 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
406 406  
407 -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.
466 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
408 408  
409 409  
410 -(% style="color:red" %)**IMPORTANT NOTE: **
469 +(((
470 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 +)))
411 411  
412 -(% 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:
413 413  
414 -—Reorient or relocate the receiving antenna.
474 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
415 415  
416 -—Increase the separation between the equipment and receiver.
417 417  
418 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
477 +[[image:image-20220723100027-1.png]]
419 419  
420 -—Consult the dealer or an experienced radio/TV technician for help.
421 421  
480 +Open the serial port tool
422 422  
423 -(% style="color:red" %)**FCC Radiation Exposure Statement: **
482 +[[image:image-20220602161617-8.png]]
424 424  
425 -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. 
484 +[[image:image-20220602161718-9.png||height="457" width="800"]]
426 426  
427 -
486 +
487 +
488 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
489 +
490 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
491 +
492 +
493 +[[image:image-20220602161935-10.png||height="498" width="800"]]
494 +
495 +
496 +
497 +(% style="color:blue" %)**3. See Uplink Command**
498 +
499 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
500 +
501 +example: AT+SENDB=01,02,8,05820802581ea0a5
502 +
503 +[[image:image-20220602162157-11.png||height="497" width="800"]]
504 +
505 +
506 +
507 +(% style="color:blue" %)**4. Check to see if TTN received the message**
508 +
509 +[[image:image-20220602162331-12.png||height="420" width="800"]]
510 +
511 +
512 +
513 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
514 +
515 +
516 +**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]]
517 +
518 +(**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]])
519 +
520 +(% style="color:red" %)**Preconditions:**
521 +
522 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
523 +
524 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
525 +
526 +
527 +
528 +(% style="color:blue" %)**Steps for usage:**
529 +
530 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
531 +
532 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
533 +
534 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
535 +
536 +
537 +
538 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
539 +
540 +
541 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
542 +
543 +
544 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
545 +
546 +[[image:image-20220723100439-2.png]]
547 +
548 +
549 +
550 +(% style="color:blue" %)**2. Install Minicom in RPi.**
551 +
552 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
553 +
554 + (% style="background-color:yellow" %)**apt update**
555 +
556 + (% style="background-color:yellow" %)**apt install minicom**
557 +
558 +
559 +Use minicom to connect to the RPI's terminal
560 +
561 +[[image:image-20220602153146-3.png||height="439" width="500"]]
562 +
563 +
564 +
565 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
566 +
567 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
568 +
569 +
570 +[[image:image-20220602154928-5.png||height="436" width="500"]]
571 +
572 +
573 +
574 +(% style="color:blue" %)**4. Send Uplink message**
575 +
576 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
577 +
578 +example: AT+SENDB=01,02,8,05820802581ea0a5
579 +
580 +
581 +[[image:image-20220602160339-6.png||height="517" width="600"]]
582 +
583 +
584 +
585 +Check to see if TTN received the message
586 +
587 +[[image:image-20220602160627-7.png||height="369" width="800"]]
588 +
589 +
590 +
591 +== 3.8  Example: Use of LA66 USB LoRaWAN Adapter and APP sample process and DRAGINO-LA66-APP. ==
592 +
593 +
594 +=== 3.8.1 DRAGINO-LA66-APP ===
595 +
596 +
597 +[[image:image-20220723102027-3.png]]
598 +
599 +
600 +
601 +==== (% style="color:blue" %)**Overview：**(%%) ====
602 +
603 +
604 +DRAGINO-LA66-APP is a mobile APP for LA66 USB LoRaWAN Adapter and APP sample process. DRAGINO-LA66-APP can obtain the positioning information of the mobile phone and send it to the LoRaWAN platform through the LA66 USB LoRaWAN Adapter.
605 +
606 +View the communication signal strength between the node and the gateway through the RSSI value（DRAGINO-LA66-APP currently only supports Android system）
607 +
608 +
609 +
610 +==== (% style="color:blue" %)**Conditions of Use：**(%%) ====
611 +
612 +
613 +Requires a type-c to USB adapter
614 +
615 +[[image:image-20220723104754-4.png]]
616 +
617 +
618 +
619 +==== (% style="color:blue" %)**Use of APP:**(%%) ====
620 +
621 +
622 +Function and page introduction
623 +
624 +[[image:image-20220723113448-7.png||height="1481" width="670"]]
625 +
626 +1.Display LA66 USB LoRaWAN Module connection status
627 +
628 +2.Check and reconnect
629 +
630 +3.Turn send timestamps on or off
631 +
632 +4.Display LoRaWan connection status
633 +
634 +5.Check LoRaWan connection status
635 +
636 +6.The RSSI value of the node when the ACK is received
637 +
638 +7.Node's Signal Strength Icon
639 +
640 +8.Set the packet sending interval of the node in seconds
641 +
642 +9.AT command input box
643 +
644 +10.Send AT command button
645 +
646 +11.Node log box
647 +
648 +12.clear log button
649 +
650 +13.exit button
651 +
652 +
653 +LA66 USB LoRaWAN Module not connected
654 +
655 +[[image:image-20220723110520-5.png||height="903" width="677"]]
656 +
657 +
658 +
659 +Connect LA66 USB LoRaWAN Module
660 +
661 +[[image:image-20220723110626-6.png||height="906" width="680"]]
662 +
663 +
664 +
665 +=== 3.8.2 Use DRAGINO-LA66-APP to obtain positioning information and send it to TTNV3 through LA66 USB LoRaWAN Adapter and integrate it into Node-RED ===
666 +
667 +
668 +**1.  Register LA66 USB LoRaWAN Module to TTNV3**
669 +
670 +[[image:image-20220723134549-8.png]]
671 +
672 +
673 +
674 +**2.  Open Node-RED,And import the JSON file to generate the flow**
675 +
676 +Sample JSON file please go to this link to download：放置JSON文件的链接
677 +
678 +For the usage of Node-RED, please refer to: [[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/>>http://8.211.40.43:8080/xwiki/bin/view/Main/Node-RED/]]
679 +
680 +The following is the positioning effect map
681 +
682 +[[image:image-20220723144339-1.png]]
683 +
684 +
685 +
686 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
687 +
688 +
689 +The LA66 USB LoRaWAN Adapter is the same as the LA66 LoRaWAN Shield update method
690 +
691 +Just use the yellow jumper cap to short the BOOT corner and the RX corner, and then press the RESET button (without the jumper cap, you can directly short the BOOT corner and the RX corner with a wire to achieve the same effect)
692 +
693 +[[image:image-20220723150132-2.png]]
694 +
695 +
696 +
697 += 4.  Order Info =
698 +
699 +
700 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
701 +
702 +
703 +(% style="color:blue" %)**XXX**(%%): The default frequency band
704 +
705 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
706 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
707 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
708 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
709 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
710 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
711 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
712 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
713 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
714 +
715 +
716 += 5.  Reference =
717 +
718 +
719 +* 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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