Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.7 >
edited by Xiaoling
on 2022/07/13 10:00
To version < 146.9 >
edited by Xiaoling
on 2022/08/16 14:21
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Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LA66 LoRaWAN Module
1 +LA66 LoRaWAN Shield User Manual
Content
... ... @@ -1,32 +1,64 @@
1 1  
2 2  
3 +**Table of Contents:**
4 +
3 3  {{toc/}}
4 4  
5 5  
6 6  
7 -= 1.  LA66 LoRaWAN Module =
8 8  
10 += 1.  LA66 LoRaWAN Shield =
9 9  
10 -== 1.1  What is LA66 LoRaWAN Module ==
11 11  
13 +== 1.1  Overview ==
12 12  
13 -(% 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.
14 14  
15 -(% 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.
16 +(((
17 +[[image:image-20220715000826-2.png||height="145" width="220"]]
18 +)))
16 16  
20 +(((
21 +
22 +)))
23 +
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.
26 +)))
27 +
28 +(((
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 +)))
32 +)))
33 +
34 +(((
35 +(((
17 17  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
37 +)))
38 +)))
18 18  
40 +(((
41 +(((
19 19  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 +)))
44 +)))
20 20  
46 +(((
47 +(((
21 21  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 +)))
50 +)))
22 22  
23 23  
53 +
24 24  == 1.2  Features ==
25 25  
56 +
57 +* Arduino Shield base on LA66 LoRaWAN module
26 26  * Support LoRaWAN v1.0.4 protocol
27 27  * Support peer-to-peer protocol
28 28  * TCXO crystal to ensure RF performance on low temperature
29 -* SMD Antenna pad and i-pex antenna connector
61 +* SMA connector
30 30  * Available in different frequency LoRaWAN frequency bands.
31 31  * World-wide unique OTAA keys.
32 32  * AT Command via UART-TTL interface
... ... @@ -37,73 +37,7 @@
37 37  
38 38  == 1.3  Specification ==
39 39  
40 -* CPU: 32-bit 48 MHz
41 -* Flash: 256KB
42 -* RAM: 64KB
43 -* Input Power Range: 1.8v ~~ 3.7v
44 -* Power Consumption: < 4uA.
45 -* Frequency Range: 150 MHz ~~ 960 MHz
46 -* Maximum Power +22 dBm constant RF output
47 -* High sensitivity: -148 dBm
48 -* Temperature:
49 -** Storage: -55 ~~ +125℃
50 -** Operating: -40 ~~ +85℃
51 -* Humidity:
52 -** Storage: 5 ~~ 95% (Non-Condensing)
53 -** Operating: 10 ~~ 95% (Non-Condensing)
54 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
55 -* LoRa Rx current: <9 mA
56 -* I/O Voltage: 3.3v
57 57  
58 -
59 -
60 -== 1.4  AT Command ==
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.
63 -
64 -
65 -== 1.5  Dimension ==
66 -
67 -[[image:image-20220517072526-1.png]]
68 -
69 -
70 -
71 -== 1.6  Pin Mapping ==
72 -
73 -
74 -[[image:image-20220523101537-1.png]]
75 -
76 -
77 -
78 -== 1.7  Land Pattern ==
79 -
80 -[[image:image-20220517072821-2.png]]
81 -
82 -
83 -
84 -= 2.  LA66 LoRaWAN Shield =
85 -
86 -
87 -== 2.1  Overview ==
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.
90 -
91 -
92 -== 2.2  Features ==
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 -
105 -== 2.3  Specification ==
106 -
107 107  * CPU: 32-bit 48 MHz
108 108  * Flash: 256KB
109 109  * RAM: 64KB
... ... @@ -122,304 +122,237 @@
122 122  * LoRa Rx current: <9 mA
123 123  * I/O Voltage: 3.3v
124 124  
125 -== 2.4  Pin Mapping & LED ==
126 126  
127 127  
93 +== 1.4  Pin Mapping & LED ==
128 128  
129 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 130  
96 +[[image:image-20220814101457-1.png||height="553" width="761"]]
131 131  
98 +~1. The LED lights up red when there is an upstream data packet
99 +2. When the network is successfully connected, the green light will be on for 5 seconds
100 +3. Purple light on when receiving downlink data packets
132 132  
133 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
134 134  
135 135  
104 +== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
136 136  
137 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
138 138  
107 +**Show connection diagram：**
139 139  
140 140  
141 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
110 +[[image:image-20220723170210-2.png||height="908" width="681"]]
142 142  
143 143  
144 -=== 2.8.1  Items needed for update ===
145 145  
146 -1. LA66 LoRaWAN Shield
147 -1. Arduino
148 -1. USB TO TTL Adapter
114 +(% style="color:blue" %)**1.  open Arduino IDE**
149 149  
150 -[[image:image-20220602100052-2.png||height="385" width="600"]]
151 151  
117 +[[image:image-20220723170545-4.png]]
152 152  
153 -=== 2.8.2  Connection ===
154 154  
155 155  
156 -[[image:image-20220602101311-3.png||height="276" width="600"]]
121 +(% style="color:blue" %)**2.  Open project**
157 157  
158 158  
159 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
124 +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]]
160 160  
126 +[[image:image-20220726135239-1.png]]
161 161  
162 -(% style="background-color:yellow" %)**GND  <-> GND
163 -TXD  <->  TXD
164 -RXD  <->  RXD**
165 165  
129 +(% 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**
166 166  
167 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
131 +[[image:image-20220726135356-2.png]]
168 168  
169 -Connect USB TTL Adapter to PC after connecting the wires
170 170  
134 +(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
171 171  
172 -[[image:image-20220602102240-4.png||height="304" width="600"]]
173 173  
137 +[[image:image-20220723172235-7.png||height="480" width="1027"]]
174 174  
175 -=== 2.8.3  Upgrade steps ===
176 176  
177 177  
178 -==== 1.  Switch SW1 to put in ISP position ====
141 +== 1.6  Example: Join TTN network and send an uplink message, get downlink message. ==
179 179  
180 180  
181 -[[image:image-20220602102824-5.png||height="306" width="600"]]
144 +(% style="color:blue" %)**1.  Open project**
182 182  
183 183  
184 -==== 2.  Press the RST switch once ====
147 +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]]
185 185  
186 -[[image:image-20220602104701-12.png||height="285" width="600"]]
187 187  
150 +[[image:image-20220723172502-8.png]]
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/]]**
154 +(% 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**
193 193  
194 194  
195 -[[image:image-20220602103227-6.png]]
157 +[[image:image-20220723172938-9.png||height="652" width="1050"]]
196 196  
197 197  
198 -[[image:image-20220602103357-7.png]]
199 199  
161 +== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
200 200  
201 201  
202 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
203 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
164 +(% style="color:blue" %)**1.  Open project**
204 204  
205 205  
206 -[[image:image-20220602103844-8.png]]
167 +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]]
207 207  
208 208  
170 +[[image:image-20220723173341-10.png||height="581" width="1014"]]
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]]
174 +(% 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**
215 215  
216 216  
217 -[[image:image-20220602104251-10.png]]
177 +[[image:image-20220723173950-11.png||height="665" width="1012"]]
218 218  
219 219  
220 -[[image:image-20220602104402-11.png]]
221 221  
181 +(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
222 222  
183 +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  
224 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
225 -(% style="color:blue" %)**4. Click to start the download**
185 +[[image:image-20220723175700-12.png||height="602" width="995"]]
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**
189 +== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
232 232  
233 233  
234 -[[image:image-20220602104948-14.png]]
192 +=== 1.8.1  Items needed for update ===
235 235  
236 236  
195 +1. LA66 LoRaWAN Shield
196 +1. Arduino
197 +1. USB TO TTL Adapter
237 237  
238 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
239 -(% style="color:blue" %)**The following picture shows that the burning is successful**
199 +[[image:image-20220602100052-2.png||height="385" width="600"]]
240 240  
241 -[[image:image-20220602105251-15.png]]
242 242  
243 243  
203 +=== 1.8.2  Connection ===
244 244  
245 -= 3.  LA66 USB LoRaWAN Adapter =
246 246  
206 +[[image:image-20220602101311-3.png||height="276" width="600"]]
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.
209 +(((
210 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
211 +)))
251 251  
213 +(((
214 +(% style="background-color:yellow" %)**GND  <-> GND
215 +TXD  <->  TXD
216 +RXD  <->  RXD**
217 +)))
252 252  
253 -== 3.2  Features ==
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
220 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
265 265  
266 -== 3.3  Specification ==
222 +Connect USB TTL Adapter to PC after connecting the wires
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
283 283  
284 -== 3.4  Pin Mapping & LED ==
225 +[[image:image-20220602102240-4.png||height="304" width="600"]]
285 285  
286 286  
287 287  
288 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
229 +=== 1.8.3  Upgrade steps ===
289 289  
290 290  
291 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
292 292  
233 +==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
293 293  
294 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295 295  
236 +[[image:image-20220602102824-5.png||height="306" width="600"]]
296 296  
297 -[[image:image-20220602171217-1.png||height="538" width="800"]]
298 298  
299 299  
300 -Open the serial port tool
240 +==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
301 301  
302 -[[image:image-20220602161617-8.png]]
303 303  
304 -[[image:image-20220602161718-9.png||height="457" width="800"]]
243 +[[image:image-20220602104701-12.png||height="285" width="600"]]
305 305  
306 306  
307 307  
308 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
247 +==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
309 309  
310 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
311 311  
250 +(((
251 +(% 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/]]**
252 +)))
312 312  
313 -[[image:image-20220602161935-10.png||height="498" width="800"]]
314 314  
255 +[[image:image-20220602103227-6.png]]
315 315  
316 316  
317 -(% style="color:blue" %)**3. See Uplink Command**
258 +[[image:image-20220602103357-7.png]]
318 318  
319 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320 320  
321 -example: AT+SENDB=01,02,8,05820802581ea0a5
322 322  
323 -[[image:image-20220602162157-11.png||height="497" width="800"]]
262 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
263 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
324 324  
325 325  
266 +[[image:image-20220602103844-8.png]]
326 326  
327 -(% style="color:blue" %)**4. Check to see if TTN received the message**
328 328  
329 -[[image:image-20220602162331-12.png||height="420" width="800"]]
330 330  
270 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
271 +(% style="color:blue" %)**3. Select the bin file to burn**
331 331  
332 332  
333 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
274 +[[image:image-20220602104144-9.png]]
334 334  
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]]
277 +[[image:image-20220602104251-10.png]]
337 337  
338 338  
339 -(% style="color:red" %)**Preconditions:**
280 +[[image:image-20220602104402-11.png]]
340 340  
341 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
342 342  
343 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
344 344  
284 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
285 +(% style="color:blue" %)**4. Click to start the download**
345 345  
287 +[[image:image-20220602104923-13.png]]
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
350 350  
351 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
291 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
292 +(% style="color:blue" %)**5. Check update process**
352 352  
353 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
354 354  
295 +[[image:image-20220602104948-14.png]]
355 355  
356 356  
357 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
358 358  
299 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
300 +(% style="color:blue" %)**The following picture shows that the burning is successful**
359 359  
360 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
302 +[[image:image-20220602105251-15.png]]
361 361  
362 362  
363 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
364 364  
365 -[[image:image-20220602171233-2.png||height="538" width="800"]]
306 += 2.  FAQ =
366 366  
367 367  
309 +== 2.1  How to Compile Source Code for LA66? ==
368 368  
369 -(% style="color:blue" %)**2. Install Minicom in RPi.**
370 370  
371 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
312 +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]]
372 372  
373 - (% style="background-color:yellow" %)**apt update**
374 374  
375 - (% style="background-color:yellow" %)**apt install minicom**
376 376  
316 += 3.  Order Info =
377 377  
378 -Use minicom to connect to the RPI's terminal
379 379  
380 -[[image:image-20220602153146-3.png||height="439" width="500"]]
319 +**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
381 381  
382 382  
383 -
384 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
385 -(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
386 -
387 -[[image:image-20220602154928-5.png||height="436" width="500"]]
388 -
389 -
390 -
391 -(% style="color:blue" %)**4. Send Uplink message**
392 -
393 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
394 -
395 -example: AT+SENDB=01,02,8,05820802581ea0a5
396 -
397 -
398 -[[image:image-20220602160339-6.png||height="517" width="600"]]
399 -
400 -
401 -
402 -Check to see if TTN received the message
403 -
404 -[[image:image-20220602160627-7.png||height="369" width="800"]]
405 -
406 -
407 -
408 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
409 -
410 -
411 -
412 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413 -
414 -
415 -
416 -
417 -= 4.  Order Info =
418 -
419 -
420 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
421 -
422 -
423 423  (% style="color:blue" %)**XXX**(%%): The default frequency band
424 424  
425 425  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -434,9 +434,7 @@
434 434  
435 435  
436 436  
336 += 4.  Reference =
437 437  
438 -= 5.  Reference =
439 439  
440 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
441 -
442 -
339 +* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
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