Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 151.2 >
edited by Xiaoling
on 2022/08/22 16:13
To version < 87.17 >
edited by Xiaoling
on 2022/07/13 10:13
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Summary

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Title
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1 -LA66 LoRaWAN Shield User Manual
1 +LA66 LoRaWAN Module
Content
... ... @@ -6,56 +6,105 @@
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 +(% 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.
18 18  )))
19 19  
20 20  (((
21 -
20 +(% 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.
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.
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 -(((
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 -)))
45 45  
46 46  (((
47 -(((
48 48  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 49  )))
50 -)))
51 51  
52 52  
53 -
54 54  == 1.2  Features ==
55 55  
38 +* Support LoRaWAN v1.0.4 protocol
39 +* Support peer-to-peer protocol
40 +* TCXO crystal to ensure RF performance on low temperature
41 +* SMD Antenna pad and i-pex antenna connector
42 +* Available in different frequency LoRaWAN frequency bands.
43 +* World-wide unique OTAA keys.
44 +* AT Command via UART-TTL interface
45 +* Firmware upgradable via UART interface
46 +* Ultra-long RF range
56 56  
48 +
49 +
50 +== 1.3  Specification ==
51 +
52 +* CPU: 32-bit 48 MHz
53 +* Flash: 256KB
54 +* RAM: 64KB
55 +* Input Power Range: 1.8v ~~ 3.7v
56 +* Power Consumption: < 4uA.
57 +* Frequency Range: 150 MHz ~~ 960 MHz
58 +* Maximum Power +22 dBm constant RF output
59 +* High sensitivity: -148 dBm
60 +* Temperature:
61 +** Storage: -55 ~~ +125℃
62 +** Operating: -40 ~~ +85℃
63 +* Humidity:
64 +** Storage: 5 ~~ 95% (Non-Condensing)
65 +** Operating: 10 ~~ 95% (Non-Condensing)
66 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
67 +* LoRa Rx current: <9 mA
68 +* I/O Voltage: 3.3v
69 +
70 +
71 +
72 +== 1.4  AT Command ==
73 +
74 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
75 +
76 +
77 +== 1.5  Dimension ==
78 +
79 +[[image:image-20220517072526-1.png]]
80 +
81 +
82 +
83 +== 1.6  Pin Mapping ==
84 +
85 +
86 +[[image:image-20220523101537-1.png]]
87 +
88 +
89 +
90 +== 1.7  Land Pattern ==
91 +
92 +[[image:image-20220517072821-2.png]]
93 +
94 +
95 +
96 += 2.  LA66 LoRaWAN Shield =
97 +
98 +
99 +== 2.1  Overview ==
100 +
101 +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.
102 +
103 +
104 +== 2.2  Features ==
105 +
57 57  * Arduino Shield base on LA66 LoRaWAN module
58 -* Support LoRaWAN v1.0.3 protocol
107 +* 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 61  * SMA connector
... ... @@ -67,10 +67,8 @@
67 67  
68 68  
69 69  
119 +== 2.3  Specification ==
70 70  
71 -== 1.3  Specification ==
72 -
73 -
74 74  * CPU: 32-bit 48 MHz
75 75  * Flash: 256KB
76 76  * RAM: 64KB
... ... @@ -91,246 +91,320 @@
91 91  
92 92  
93 93  
141 +== 2.4  Pin Mapping & LED ==
94 94  
95 -== 1.4  Pin Mapping & LED ==
96 96  
97 97  
98 -[[image:image-20220817085048-1.png||height="533" width="734"]]
145 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
99 99  
100 100  
101 101  
102 -~1. The LED lights up red when there is an upstream data packet
103 -2. When the network is successfully connected, the green light will be on for 5 seconds
104 -3. Purple light on when receiving downlink data packets
149 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
105 105  
106 106  
107 -[[image:image-20220820112305-1.png||height="515" width="749"]]
108 108  
153 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
109 109  
110 110  
111 -== 1.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
112 112  
157 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
113 113  
114 -**Show connection diagram：**
115 115  
160 +=== 2.8.1  Items needed for update ===
116 116  
117 -[[image:image-20220723170210-2.png||height="908" width="681"]]
162 +1. LA66 LoRaWAN Shield
163 +1. Arduino
164 +1. USB TO TTL Adapter
118 118  
119 119  
120 120  
121 -(% style="color:blue" %)**1.  open Arduino IDE**
122 122  
169 +[[image:image-20220602100052-2.png||height="385" width="600"]]
123 123  
124 -[[image:image-20220723170545-4.png]]
125 125  
172 +=== 2.8.2  Connection ===
126 126  
127 127  
128 -(% style="color:blue" %)**2.  Open project**
175 +[[image:image-20220602101311-3.png||height="276" width="600"]]
129 129  
130 130  
131 -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]]
178 +(((
179 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
180 +)))
132 132  
133 -[[image:image-20220726135239-1.png]]
182 +(((
183 +(% style="background-color:yellow" %)**GND  <-> GND
184 +TXD  <->  TXD
185 +RXD  <->  RXD**
186 +)))
134 134  
135 135  
189 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
136 136  
137 -(% 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**
191 +Connect USB TTL Adapter to PC after connecting the wires
138 138  
139 -[[image:image-20220726135356-2.png]]
140 140  
194 +[[image:image-20220602102240-4.png||height="304" width="600"]]
141 141  
142 142  
143 -(% style="color:blue" %)**4.  After the upload is successful, open the serial port monitoring and send the AT command**
197 +=== 2.8.3  Upgrade steps ===
144 144  
145 145  
146 -[[image:image-20220723172235-7.png||height="480" width="1027"]]
200 +==== 1.  Switch SW1 to put in ISP position ====
147 147  
148 148  
203 +[[image:image-20220602102824-5.png||height="306" width="600"]]
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**
207 +==== 2.  Press the RST switch once ====
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]]
210 +[[image:image-20220602104701-12.png||height="285" width="600"]]
157 157  
158 158  
159 -[[image:image-20220723172502-8.png]]
160 160  
214 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
161 161  
162 162  
163 -(% 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**
217 +(% 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/]]**
164 164  
165 165  
166 -[[image:image-20220723172938-9.png||height="652" width="1050"]]
220 +[[image:image-20220602103227-6.png]]
167 167  
168 168  
223 +[[image:image-20220602103357-7.png]]
169 169  
170 -== 1.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in Node-RED. ==
171 171  
172 172  
173 -(% style="color:blue" %)**1.  Open project**
227 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
228 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
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]]
231 +[[image:image-20220602103844-8.png]]
177 177  
178 178  
179 -[[image:image-20220723173341-10.png||height="581" width="1014"]]
180 180  
235 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
236 +(% style="color:blue" %)**3. Select the bin file to burn**
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**
239 +[[image:image-20220602104144-9.png]]
184 184  
185 185  
186 -[[image:image-20220723173950-11.png||height="665" width="1012"]]
242 +[[image:image-20220602104251-10.png]]
187 187  
188 188  
245 +[[image:image-20220602104402-11.png]]
189 189  
190 -(% style="color:blue" %)**3.  Integration into Node-red via TTNV3**
191 191  
192 -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/]]
193 193  
194 -[[image:image-20220723175700-12.png||height="602" width="995"]]
249 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
250 +(% style="color:blue" %)**4. Click to start the download**
195 195  
252 +[[image:image-20220602104923-13.png]]
196 196  
197 197  
198 -== 1.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
199 199  
256 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 +(% style="color:blue" %)**5. Check update process**
200 200  
201 -=== 1.8.1  Items needed for update ===
202 202  
260 +[[image:image-20220602104948-14.png]]
203 203  
204 -1. LA66 LoRaWAN Shield
205 -1. Arduino
206 -1. USB TO TTL Adapter
207 207  
208 208  
264 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
265 +(% style="color:blue" %)**The following picture shows that the burning is successful**
209 209  
210 -[[image:image-20220602100052-2.png||height="385" width="600"]]
267 +[[image:image-20220602105251-15.png]]
211 211  
212 212  
213 213  
214 -=== 1.8.2  Connection ===
271 += 3.  LA66 USB LoRaWAN Adapter =
215 215  
216 216  
217 -[[image:image-20220602101311-3.png||height="276" width="600"]]
274 +== 3.1  Overview ==
218 218  
276 +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.
219 219  
220 -(((
221 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
222 -)))
223 223  
224 -(((
225 -(% style="background-color:yellow" %)**GND  <-> GND
226 -TXD  <->  TXD
227 -RXD  <->  RXD**
228 -)))
279 +== 3.2  Features ==
229 229  
281 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
282 +* Ultra-long RF range
283 +* Support LoRaWAN v1.0.4 protocol
284 +* Support peer-to-peer protocol
285 +* TCXO crystal to ensure RF performance on low temperature
286 +* Spring RF antenna
287 +* Available in different frequency LoRaWAN frequency bands.
288 +* World-wide unique OTAA keys.
289 +* AT Command via UART-TTL interface
290 +* Firmware upgradable via UART interface
230 230  
231 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
232 232  
233 -Connect USB TTL Adapter to PC after connecting the wires
234 234  
294 +== 3.3  Specification ==
235 235  
236 -[[image:image-20220602102240-4.png||height="304" width="600"]]
296 +* CPU: 32-bit 48 MHz
297 +* Flash: 256KB
298 +* RAM: 64KB
299 +* Input Power Range: 5v
300 +* Frequency Range: 150 MHz ~~ 960 MHz
301 +* Maximum Power +22 dBm constant RF output
302 +* High sensitivity: -148 dBm
303 +* Temperature:
304 +** Storage: -55 ~~ +125℃
305 +** Operating: -40 ~~ +85℃
306 +* Humidity:
307 +** Storage: 5 ~~ 95% (Non-Condensing)
308 +** Operating: 10 ~~ 95% (Non-Condensing)
309 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
310 +* LoRa Rx current: <9 mA
237 237  
238 238  
239 239  
240 -=== 1.8.3  Upgrade steps ===
314 +== 3.4  Pin Mapping & LED ==
241 241  
242 242  
243 243  
244 -==== (% style="color:blue" %)1.  Switch SW1 to put in ISP position(%%) ====
318 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
245 245  
246 246  
247 -[[image:image-20220602102824-5.png||height="306" width="600"]]
321 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
248 248  
249 249  
324 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
250 250  
251 -==== (% style="color:blue" %)2.  Press the RST switch once(%%) ====
252 252  
327 +[[image:image-20220602171217-1.png||height="538" width="800"]]
253 253  
254 -[[image:image-20220817085447-1.png]]
255 255  
330 +Open the serial port tool
256 256  
332 +[[image:image-20220602161617-8.png]]
257 257  
334 +[[image:image-20220602161718-9.png||height="457" width="800"]]
258 258  
259 -==== (% style="color:blue" %)3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade(%%) ====
260 260  
261 261  
262 -(((
263 -(% 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]]**
264 -)))
338 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
265 265  
340 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
266 266  
267 -[[image:image-20220602103227-6.png]]
268 268  
343 +[[image:image-20220602161935-10.png||height="498" width="800"]]
269 269  
270 -[[image:image-20220602103357-7.png]]
271 271  
272 272  
347 +(% style="color:blue" %)**3. See Uplink Command**
273 273  
274 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
275 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
349 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
276 276  
351 +example: AT+SENDB=01,02,8,05820802581ea0a5
277 277  
278 -[[image:image-20220602103844-8.png]]
353 +[[image:image-20220602162157-11.png||height="497" width="800"]]
279 279  
280 280  
281 281  
282 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
283 -(% style="color:blue" %)**3. Select the bin file to burn**
357 +(% style="color:blue" %)**4. Check to see if TTN received the message**
284 284  
359 +[[image:image-20220602162331-12.png||height="420" width="800"]]
285 285  
286 -[[image:image-20220602104144-9.png]]
287 287  
288 288  
289 -[[image:image-20220602104251-10.png]]
363 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
290 290  
291 291  
292 -[[image:image-20220602104402-11.png]]
366 +**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]]
293 293  
294 294  
369 +(% style="color:red" %)**Preconditions:**
295 295  
296 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
297 -(% style="color:blue" %)**4. Click to start the download**
371 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
298 298  
299 -[[image:image-20220602104923-13.png]]
373 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
300 300  
301 301  
302 302  
303 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
304 -(% style="color:blue" %)**5. Check update process**
377 +(% style="color:blue" %)**Steps for usage:**
305 305  
379 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
306 306  
307 -[[image:image-20220602104948-14.png]]
381 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
308 308  
383 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
309 309  
310 310  
311 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
312 -(% style="color:blue" %)**The following picture shows that the burning is successful**
313 313  
314 -[[image:image-20220602105251-15.png]]
387 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
315 315  
316 316  
390 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
317 317  
318 -= 2.  FAQ =
319 319  
393 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
320 320  
321 -== 2.1  How to Compile Source Code for LA66? ==
395 +[[image:image-20220602171233-2.png||height="538" width="800"]]
322 322  
323 323  
324 -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]]
325 325  
399 +(% style="color:blue" %)**2. Install Minicom in RPi.**
326 326  
401 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
327 327  
328 -= 3.  Order Info =
403 + (% style="background-color:yellow" %)**apt update**
329 329  
405 + (% style="background-color:yellow" %)**apt install minicom**
330 330  
331 -**Part Number:**   (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%)
332 332  
408 +Use minicom to connect to the RPI's terminal
333 333  
410 +[[image:image-20220602153146-3.png||height="439" width="500"]]
411 +
412 +
413 +
414 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
415 +
416 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
417 +
418 +
419 +[[image:image-20220602154928-5.png||height="436" width="500"]]
420 +
421 +
422 +
423 +(% style="color:blue" %)**4. Send Uplink message**
424 +
425 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426 +
427 +example: AT+SENDB=01,02,8,05820802581ea0a5
428 +
429 +
430 +[[image:image-20220602160339-6.png||height="517" width="600"]]
431 +
432 +
433 +
434 +Check to see if TTN received the message
435 +
436 +[[image:image-20220602160627-7.png||height="369" width="800"]]
437 +
438 +
439 +
440 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
441 +
442 +
443 +
444 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
445 +
446 +
447 +
448 +
449 += 4.  Order Info =
450 +
451 +
452 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
453 +
454 +
334 334  (% style="color:blue" %)**XXX**(%%): The default frequency band
335 335  
336 336  * (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
... ... @@ -345,10 +345,8 @@
345 345  
346 346  
347 347  
469 += 5.  Reference =
348 348  
349 -= 4.  Reference =
471 +* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
350 350  
351 -
352 -* Hardware Design File for LA66 LoRaWAN Shield : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
353 -
354 354  
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