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Last modified by Xiaoling on 2023/05/26 14:19
From version 87.3
edited by Xiaoling
on 2022/07/13 09:49
Change comment: There is no comment for this version
To version 166.4
edited by Xiaoling
on 2023/05/26 14:19
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Shield User Manual
Content
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1 1  
2 2  
3 -{{box cssClass="floatinginfobox" title="**Contents**"}}
4 -{{toc/}}
5 -{{/box}}
3 +**Table of Contents:**
6 6  
7 7  {{toc/}}
8 8  
9 9  
10 10  
11 -= 1.  LA66 LoRaWAN Module =
12 12  
10 += 1.  LA66 LoRaWAN Shield =
13 13  
14 -== 1.1  What is LA66 LoRaWAN Module ==
12 +== 1.1  Overview ==
15 15  
16 16  
17 -(% 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.
15 +(((
16 +[[image:image-20220715000826-2.png||height="145" width="220"]]
17 +)))
18 18  
19 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
19 +(((
20 +
21 +)))
20 20  
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 +)))
26 +
27 +(((
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.
30 +)))
31 +)))
32 +
33 +(((
34 +(((
21 21  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
36 +)))
37 +)))
22 22  
39 +(((
40 +(((
23 23  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 +)))
43 +)))
24 24  
45 +(((
46 +(((
25 25  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
26 26  
27 27  
28 28  == 1.2  Features ==
29 29  
30 -* Support LoRaWAN v1.0.4 protocol
54 +
55 +* Arduino Shield base on LA66 LoRaWAN module
56 +* Support LoRaWAN v1.0.3 protocol
31 31  * Support peer-to-peer protocol
32 32  * TCXO crystal to ensure RF performance on low temperature
33 -* SMD Antenna pad and i-pex antenna connector
59 +* SMA connector
34 34  * Available in different frequency LoRaWAN frequency bands.
35 35  * World-wide unique OTAA keys.
36 36  * AT Command via UART-TTL interface
... ... @@ -37,8 +37,10 @@
37 37  * Firmware upgradable via UART interface
38 38  * Ultra-long RF range
39 39  
66 +
40 40  == 1.3  Specification ==
41 41  
69 +
42 42  * CPU: 32-bit 48 MHz
43 43  * Flash: 256KB
44 44  * RAM: 64KB
... ... @@ -57,373 +57,343 @@
57 57  * LoRa Rx current: <9 mA
58 58  * I/O Voltage: 3.3v
59 59  
60 -== 1.4  AT Command ==
61 61  
62 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 +== 1.4  Pin Mapping & LED ==
63 63  
64 64  
65 -== 1.5  Dimension ==
92 +[[image:image-20220817085048-1.png||height="533" width="734"]]
66 66  
67 -[[image:image-20220517072526-1.png]]
68 68  
69 69  
96 +~1. The LED lights up red when there is an upstream data packet
70 70  
71 -== 1.6  Pin Mapping ==
98 +2. When the network is successfully connected, the green light will be on for 5 seconds
72 72  
100 +3. Purple light on when receiving downlink data packets
73 73  
74 -[[image:image-20220523101537-1.png]]
75 75  
103 +[[image:image-20220820112305-1.png||height="515" width="749"]]
76 76  
77 77  
78 -== 1.7  Land Pattern ==
106 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
79 79  
80 -[[image:image-20220517072821-2.png]]
81 81  
109 +(% style="color:blue" %)**Show connection diagram：**
82 82  
83 83  
84 -= 2.  LA66 LoRaWAN Shield =
112 +[[image:image-20220723170210-2.png||height="908" width="681"]]
85 85  
86 86  
87 -== 2.1  Overview ==
88 88  
89 -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.
116 +(% style="color:blue" %)**1.  open Arduino IDE**
90 90  
91 91  
92 -== 2.2  Features ==
119 +[[image:image-20220723170545-4.png]]
93 93  
94 -* Arduino Shield base on LA66 LoRaWAN module
95 -* Support LoRaWAN v1.0.4 protocol
96 -* Support peer-to-peer protocol
97 -* TCXO crystal to ensure RF performance on low temperature
98 -* SMA connector
99 -* Available in different frequency LoRaWAN frequency bands.
100 -* World-wide unique OTAA keys.
101 -* AT Command via UART-TTL interface
102 -* Firmware upgradable via UART interface
103 -* Ultra-long RF range
104 104  
105 -== 2.3  Specification ==
106 106  
107 -* CPU: 32-bit 48 MHz
108 -* Flash: 256KB
109 -* RAM: 64KB
110 -* Input Power Range: 1.8v ~~ 3.7v
111 -* Power Consumption: < 4uA.
112 -* Frequency Range: 150 MHz ~~ 960 MHz
113 -* Maximum Power +22 dBm constant RF output
114 -* High sensitivity: -148 dBm
115 -* Temperature:
116 -** Storage: -55 ~~ +125℃
117 -** Operating: -40 ~~ +85℃
118 -* Humidity:
119 -** Storage: 5 ~~ 95% (Non-Condensing)
120 -** Operating: 10 ~~ 95% (Non-Condensing)
121 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
122 -* LoRa Rx current: <9 mA
123 -* I/O Voltage: 3.3v
123 +(% style="color:blue" %)**2.  Open project**
124 124  
125 -== 2.4  Pin Mapping & LED ==
126 126  
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]]
127 127  
128 +[[image:image-20220726135239-1.png]]
128 128  
129 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
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**
132 132  
133 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
134 134  
135 +[[image:image-20220726135356-2.png]]
135 135  
136 136  
137 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
138 138  
139 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
139 139  
140 140  
141 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
142 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
142 142  
143 143  
144 -=== 2.8.1  Items needed for update ===
145 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
145 145  
146 -1. LA66 LoRaWAN Shield
147 -1. Arduino
148 -1. USB TO TTL Adapter
149 149  
150 -[[image:image-20220602100052-2.png||height="385" width="600"]]
148 +(% style="color:blue" %)**1.  Open project**
151 151  
152 152  
153 -=== 2.8.2  Connection ===
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]]
154 154  
155 155  
156 -[[image:image-20220602101311-3.png||height="276" width="600"]]
154 +[[image:image-20220723172502-8.png]]
157 157  
158 158  
159 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
160 160  
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**
161 161  
162 -(% style="background-color:yellow" %)**GND  <-> GND
163 -TXD  <->  TXD
164 -RXD  <->  RXD**
165 165  
161 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
166 166  
167 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
168 168  
169 -Connect USB TTL Adapter to PC after connecting the wires
164 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
170 170  
171 171  
172 -[[image:image-20220602102240-4.png||height="304" width="600"]]
167 +(% style="color:blue" %)**1.  Open project**
173 173  
174 174  
175 -=== 2.8.3  Upgrade steps ===
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]]
176 176  
177 177  
178 -==== 1.  Switch SW1 to put in ISP position ====
173 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
179 179  
180 180  
181 -[[image:image-20220602102824-5.png||height="306" width="600"]]
182 182  
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**
183 183  
184 -==== 2.  Press the RST switch once ====
185 185  
186 -[[image:image-20220602104701-12.png||height="285" width="600"]]
180 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
187 187  
188 188  
189 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
190 190  
191 191  
192 -(% 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/]]**
193 193  
186 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
194 194  
195 -[[image:image-20220602103227-6.png]]
196 196  
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/]]
197 197  
198 -[[image:image-20220602103357-7.png]]
199 199  
192 +[[image:image-20220723175700-12.png||height="602" width="995"]]
200 200  
201 201  
202 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
203 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
195 +== 1.8  Example: How to join helium ==
204 204  
205 205  
206 -[[image:image-20220602103844-8.png]]
198 +(% style="color:blue" %)**1.  Create a new device.**
207 207  
208 208  
201 +[[image:image-20220907165500-1.png||height="464" width="940"]]
209 209  
210 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
211 -(% style="color:blue" %)**3. Select the bin file to burn**
212 212  
213 213  
214 -[[image:image-20220602104144-9.png]]
205 +(% style="color:blue" %)**2.  Save the device after filling in the necessary information.**
215 215  
216 216  
217 -[[image:image-20220602104251-10.png]]
208 +[[image:image-20220907165837-2.png||height="375" width="809"]]
218 218  
219 219  
220 -[[image:image-20220602104402-11.png]]
221 221  
212 +(% style="color:blue" %)**3.  Use AT commands.**
222 222  
223 223  
224 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
225 -(% style="color:blue" %)**4. Click to start the download**
215 +[[image:image-20220602100052-2.png||height="385" width="600"]]
226 226  
227 -[[image:image-20220602104923-13.png]]
228 228  
229 229  
230 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
231 -(% style="color:blue" %)**5. Check update process**
219 +(% style="color:#0000ff" %)**4.  Use command AT+CFG to get device configuration**
232 232  
233 233  
234 -[[image:image-20220602104948-14.png]]
222 +[[image:image-20220907170308-3.png||height="556" width="617"]]
235 235  
236 236  
237 237  
238 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
239 -(% style="color:blue" %)**The following picture shows that the burning is successful**
226 +(% style="color:blue" %)**5.  Network successfully.**
240 240  
241 -[[image:image-20220602105251-15.png]]
242 242  
229 +[[image:image-20220907170436-4.png]]
243 243  
244 244  
245 -= 3.  LA66 USB LoRaWAN Adapter =
246 246  
233 +(% style="color:blue" %)**6.  Send uplink using command**
247 247  
248 -== 3.1  Overview ==
249 249  
250 -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.
236 +[[image:image-20220912084334-1.png]]
251 251  
252 252  
253 -== 3.2  Features ==
239 +[[image:image-20220912084412-3.png]]
254 254  
255 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
256 -* Ultra-long RF range
257 -* Support LoRaWAN v1.0.4 protocol
258 -* Support peer-to-peer protocol
259 -* TCXO crystal to ensure RF performance on low temperature
260 -* Spring RF antenna
261 -* Available in different frequency LoRaWAN frequency bands.
262 -* World-wide unique OTAA keys.
263 -* AT Command via UART-TTL interface
264 -* Firmware upgradable via UART interface
265 265  
266 -== 3.3  Specification ==
267 267  
268 -* CPU: 32-bit 48 MHz
269 -* Flash: 256KB
270 -* RAM: 64KB
271 -* Input Power Range: 5v
272 -* Frequency Range: 150 MHz ~~ 960 MHz
273 -* Maximum Power +22 dBm constant RF output
274 -* High sensitivity: -148 dBm
275 -* Temperature:
276 -** Storage: -55 ~~ +125℃
277 -** Operating: -40 ~~ +85℃
278 -* Humidity:
279 -** Storage: 5 ~~ 95% (Non-Condensing)
280 -** Operating: 10 ~~ 95% (Non-Condensing)
281 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
282 -* LoRa Rx current: <9 mA
243 +[[image:image-20220907170744-6.png||height="242" width="798"]]
283 283  
284 -== 3.4  Pin Mapping & LED ==
285 285  
246 +== 1.9  Upgrade Firmware of LA66 LoRaWAN Shield ==
286 286  
248 +=== 1.9.1  Items needed for update ===
287 287  
288 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289 289  
251 +1. LA66 LoRaWAN Shield
252 +1. Arduino
253 +1. USB TO TTL Adapter
290 290  
291 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
255 +[[image:image-20220602100052-2.png||height="385" width="600"]]
292 292  
293 293  
294 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
258 +=== 1.9.2  Connection ===
295 295  
296 296  
297 -[[image:image-20220602171217-1.png||height="538" width="800"]]
261 +[[image:image-20220602101311-3.png||height="276" width="600"]]
298 298  
299 299  
300 -Open the serial port tool
264 +(((
265 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
266 +)))
301 301  
302 -[[image:image-20220602161617-8.png]]
268 +(((
269 +(% style="background-color:yellow" %)**GND  <-> GND
270 +TXD  <->  TXD
271 +RXD  <->  RXD**
272 +)))
303 303  
304 -[[image:image-20220602161718-9.png||height="457" width="800"]]
305 305  
275 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
306 306  
277 +Connect USB TTL Adapter to PC after connecting the wires
307 307  
308 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
309 309  
310 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
280 +[[image:image-20220602102240-4.png||height="304" width="600"]]
311 311  
312 312  
313 -[[image:image-20220602161935-10.png||height="498" width="800"]]
283 +=== 1.9.3  Upgrade steps ===
314 314  
315 315  
286 +==== (% style="color:blue" %)**1.  Switch SW1 to put in ISP position**(%%) ====
316 316  
317 -(% style="color:blue" %)**3. See Uplink Command**
318 318  
319 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
289 +[[image:image-20220602102824-5.png||height="306" width="600"]]
320 320  
321 -example: AT+SENDB=01,02,8,05820802581ea0a5
322 322  
323 -[[image:image-20220602162157-11.png||height="497" width="800"]]
324 324  
293 +==== (% style="color:blue" %)**2.  Press the RST switch once**(%%) ====
325 325  
326 326  
327 -(% style="color:blue" %)**4. Check to see if TTN received the message**
296 +[[image:image-20220817085447-1.png]]
328 328  
329 -[[image:image-20220602162331-12.png||height="420" width="800"]]
330 330  
331 331  
300 +==== (% style="color:blue" %)**3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade**(%%) ====
332 332  
333 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
334 334  
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]]**
305 +)))
335 335  
336 -**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]]
337 337  
308 +[[image:image-20220602103227-6.png]]
338 338  
339 -(% style="color:red" %)**Preconditions:**
340 340  
341 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
311 +[[image:image-20220602103357-7.png]]
342 342  
343 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
344 344  
345 345  
315 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
316 +(% style="color:blue" %)**2.  Select the COM port corresponding to USB TTL**
346 346  
347 -(% style="color:blue" %)**Steps for usage:**
348 348  
349 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
319 +[[image:image-20220602103844-8.png]]
350 350  
351 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
352 352  
353 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
354 354  
323 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
324 +(% style="color:blue" %)**3.  Select the bin file to burn**
355 355  
356 356  
357 -== Example Send & Get Messages via LoRaWAN in RPi ==
327 +[[image:image-20220602104144-9.png]]
358 358  
359 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
360 360  
361 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
330 +[[image:image-20220602104251-10.png]]
362 362  
363 -[[image:image-20220602171233-2.png||height="538" width="800"]]
364 364  
333 +[[image:image-20220602104402-11.png]]
365 365  
366 -2. Install Minicom in RPi.
367 367  
368 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
369 369  
370 -(% class="mark" %)apt update
337 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
338 +(% style="color:blue" %)**4.  Click to start the download**
371 371  
372 -(% class="mark" %)apt install minicom
373 373  
341 +[[image:image-20220602104923-13.png]]
374 374  
375 -Use minicom to connect to the RPI's terminal
376 376  
377 -[[image:image-20220602153146-3.png||height="439" width="500"]]
378 378  
345 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
346 +(% style="color:blue" %)**5.  Check update process**
379 379  
380 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
381 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
382 382  
383 -[[image:image-20220602154928-5.png||height="436" width="500"]]
349 +[[image:image-20220602104948-14.png]]
384 384  
385 385  
386 -4. Send Uplink message
387 387  
388 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
353 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
354 +(% style="color:blue" %)**The following picture shows that the burning is successful**
389 389  
390 -example: AT+SENDB=01,02,8,05820802581ea0a5
391 391  
392 -[[image:image-20220602160339-6.png||height="517" width="600"]]
357 +[[image:image-20220602105251-15.png]]
393 393  
394 -Check to see if TTN received the message
395 395  
396 -[[image:image-20220602160627-7.png||height="369" width="800"]]
360 += 2.  FAQ =
397 397  
362 +== 2.1  How to Compile Source Code for LA66? ==
398 398  
399 399  
400 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
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]]
401 401  
402 402  
403 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
368 +== 2.2  Where to find Peer-to-Peer firmware of LA66? ==
404 404  
405 405  
371 +Instruction for LA66 Peer to Peer firmware :[[ Instruction >>doc:.Instruction for LA66 Peer to Peer firmware.WebHome]]
406 406  
407 -= Order Info =
408 408  
409 -Part Number:
374 += 3.  Order Info =
410 410  
411 -**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
412 412  
413 -**XXX**: The default frequency band
377 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
414 414  
415 -* **AS923**: LoRaWAN AS923 band
416 -* **AU915**: LoRaWAN AU915 band
417 -* **EU433**: LoRaWAN EU433 band
418 -* **EU868**: LoRaWAN EU868 band
419 -* **KR920**: LoRaWAN KR920 band
420 -* **US915**: LoRaWAN US915 band
421 -* **IN865**: LoRaWAN IN865 band
422 -* **CN470**: LoRaWAN CN470 band
423 -* **PP**: Peer to Peer LoRa Protocol
379 +(% style="color:blue" %)**XXX**(%%): The default frequency band
424 424  
425 -= Reference =
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
426 426  
427 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
428 428  
392 +
393 += 4.  Reference =
394 +
395 +
396 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
397 +
398 +
399 +
400 += 5.  FCC Statement =
401 +
402 +
403 +(% style="color:red" %)**FCC Caution:**
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 +
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.
408 +
409 +
410 +(% style="color:red" %)**IMPORTANT NOTE: **
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 +
414 +—Reorient or relocate the receiving antenna.
415 +
416 +—Increase the separation between the equipment and receiver.
417 +
418 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
419 +
420 +—Consult the dealer or an experienced radio/TV technician for help.
421 +
422 +
423 +(% style="color:red" %)**FCC Radiation Exposure Statement: **
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. 
426 +
429 429  
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