Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.3 >
edited by Xiaoling
on 2022/07/19 11:41
To version < 75.1 >
edited by Edwin Chen
on 2022/07/03 00:21
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 -
2 -
3 -**Table of Contents:**
4 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
5 5  {{toc/}}
3 +{{/box}}
6 6  
5 += LA66 LoRaWAN Module =
7 7  
7 +== What is LA66 LoRaWAN Module ==
8 8  
9 -= 1.  LA66 LoRaWAN Module =
10 -
11 -
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 -
14 -
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 -
20 -(((
21 -
22 -)))
23 -
24 -(((
25 25  (% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 -)))
27 -)))
28 28  
29 -(((
30 -(((
31 31  (% 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.
32 -)))
33 -)))
34 34  
35 -(((
36 -(((
37 37  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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 -)))
43 -)))
44 44  
45 -(((
46 -(((
47 47  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
50 50  
51 51  
20 +== Features ==
52 52  
53 -== 1.2  Features ==
54 -
55 55  * Support LoRaWAN v1.0.4 protocol
56 56  * Support peer-to-peer protocol
57 57  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -62,10 +62,8 @@
62 62  * Firmware upgradable via UART interface
63 63  * Ultra-long RF range
64 64  
32 +== Specification ==
65 65  
66 -
67 -== 1.3  Specification ==
68 -
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -84,81 +84,50 @@
84 84  * LoRa Rx current: <9 mA
85 85  * I/O Voltage: 3.3v
86 86  
52 +== AT Command ==
87 87  
88 -
89 -== 1.4  AT Command ==
90 -
91 -
92 92  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
93 93  
94 94  
57 +== Dimension ==
95 95  
96 -== 1.5  Dimension ==
59 +[[image:image-20220517072526-1.png]]
97 97  
98 -[[image:image-20220718094750-3.png]]
99 99  
62 +== Pin Mapping ==
100 100  
64 +[[image:image-20220523101537-1.png]]
101 101  
66 +== Land Pattern ==
102 102  
103 -== 1.6  Pin Mapping ==
104 -
105 -
106 -[[image:image-20220719093156-1.png]]
107 -
108 -
109 -
110 -== 1.7  Land Pattern ==
111 -
112 112  [[image:image-20220517072821-2.png]]
113 113  
114 114  
71 +== Order Info ==
115 115  
116 -= 2.  LA66 LoRaWAN Shield =
73 +Part Number: **LA66-XXX**
117 117  
75 +**XX**: The default frequency band
118 118  
119 -== 2.1  Overview ==
77 +* **AS923**: LoRaWAN AS923 band
78 +* **AU915**: LoRaWAN AU915 band
79 +* **EU433**: LoRaWAN EU433 band
80 +* **EU868**: LoRaWAN EU868 band
81 +* **KR920**: LoRaWAN KR920 band
82 +* **US915**: LoRaWAN US915 band
83 +* **IN865**: LoRaWAN IN865 band
84 +* **CN470**: LoRaWAN CN470 band
85 +* **PP**: Peer to Peer LoRa Protocol
120 120  
87 += LA66 LoRaWAN Shield =
121 121  
122 -(((
123 -[[image:image-20220715000826-2.png||height="145" width="220"]]
124 -)))
89 +== Overview ==
125 125  
126 -(((
127 -
128 -)))
129 -
130 -(((
131 131  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.
132 -)))
133 133  
134 -(((
135 -(((
136 -(% 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.
137 -)))
138 -)))
139 139  
140 -(((
141 -(((
142 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
143 -)))
144 -)))
94 +== Features ==
145 145  
146 -(((
147 -(((
148 -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.
149 -)))
150 -)))
151 -
152 -(((
153 -(((
154 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
155 -)))
156 -)))
157 -
158 -
159 -
160 -== 2.2  Features ==
161 -
162 162  * Arduino Shield base on LA66 LoRaWAN module
163 163  * Support LoRaWAN v1.0.4 protocol
164 164  * Support peer-to-peer protocol
... ... @@ -170,10 +170,8 @@
170 170  * Firmware upgradable via UART interface
171 171  * Ultra-long RF range
172 172  
107 +== Specification ==
173 173  
174 -
175 -== 2.3  Specification ==
176 -
177 177  * CPU: 32-bit 48 MHz
178 178  * Flash: 256KB
179 179  * RAM: 64KB
... ... @@ -192,57 +192,36 @@
192 192  * LoRa Rx current: <9 mA
193 193  * I/O Voltage: 3.3v
194 194  
127 +== Pin Mapping & LED ==
195 195  
129 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
196 196  
197 -== 2.4  Pin Mapping & LED ==
131 +== Example: Join TTN network and send an uplink message, get downlink message. ==
198 198  
133 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
199 199  
135 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
200 200  
201 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
137 +=== Items needed for update ===
202 202  
203 -
204 -
205 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
206 -
207 -
208 -
209 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
210 -
211 -
212 -
213 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
214 -
215 -
216 -=== 2.8.1  Items needed for update ===
217 -
218 218  1. LA66 LoRaWAN Shield
219 219  1. Arduino
220 220  1. USB TO TTL Adapter
221 221  
222 -
223 -
224 224  [[image:image-20220602100052-2.png||height="385" width="600"]]
225 225  
226 226  
227 -=== 2.8.2  Connection ===
146 +=== Connection ===
228 228  
229 -
230 230  [[image:image-20220602101311-3.png||height="276" width="600"]]
231 231  
150 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  <-> (% style="color:blue" %)**USB TTL**(%%)
151 +**GND  <-> GND
152 +TXD  <-> TXD
153 +RXD  <-> RXD**
232 232  
233 -(((
234 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
235 -)))
155 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield.
236 236  
237 -(((
238 -(% style="background-color:yellow" %)**GND  <-> GND
239 -TXD  <->  TXD
240 -RXD  <->  RXD**
241 -)))
242 -
243 -
244 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
245 -
246 246  Connect USB TTL Adapter to PC after connecting the wires
247 247  
248 248  
... ... @@ -249,105 +249,82 @@
249 249  [[image:image-20220602102240-4.png||height="304" width="600"]]
250 250  
251 251  
252 -=== 2.8.3  Upgrade steps ===
163 +=== Upgrade steps ===
253 253  
165 +==== Switch SW1 to put in ISP position ====
254 254  
255 -==== 1.  Switch SW1 to put in ISP position ====
256 -
257 -
258 258  [[image:image-20220602102824-5.png||height="306" width="600"]]
259 259  
260 260  
170 +==== Press the RST switch once ====
261 261  
262 -==== 2.  Press the RST switch once ====
263 -
264 -
265 265  [[image:image-20220602104701-12.png||height="285" width="600"]]
266 266  
267 267  
175 +==== Open the Upgrade tool (Tremo Programmer) in PC ====
268 268  
269 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
177 +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/]]
270 270  
271 -
272 -(((
273 -(% 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/]]**
274 -)))
275 -
276 -
277 277  [[image:image-20220602103227-6.png]]
278 278  
279 -
280 280  [[image:image-20220602103357-7.png]]
281 281  
183 +===== Select the COM port corresponding to USB TTL =====
282 282  
283 -
284 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
285 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
286 -
287 -
288 288  [[image:image-20220602103844-8.png]]
289 289  
187 +===== Select the bin file to burn =====
290 290  
291 -
292 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
293 -(% style="color:blue" %)**3. Select the bin file to burn**
294 -
295 -
296 296  [[image:image-20220602104144-9.png]]
297 297  
298 -
299 299  [[image:image-20220602104251-10.png]]
300 300  
301 -
302 302  [[image:image-20220602104402-11.png]]
303 303  
195 +===== Click to start the download =====
304 304  
305 -
306 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
307 -(% style="color:blue" %)**4. Click to start the download**
308 -
309 309  [[image:image-20220602104923-13.png]]
310 310  
199 +===== The following figure appears to prove that the burning is in progress =====
311 311  
312 -
313 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
314 -(% style="color:blue" %)**5. Check update process**
315 -
316 -
317 317  [[image:image-20220602104948-14.png]]
318 318  
203 +===== The following picture appears to prove that the burning is successful =====
319 319  
320 -
321 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
322 -(% style="color:blue" %)**The following picture shows that the burning is successful**
323 -
324 324  [[image:image-20220602105251-15.png]]
325 325  
326 326  
208 +== Order Info ==
327 327  
328 -= 3.  LA66 USB LoRaWAN Adapter =
210 +Part Number: **LA66-LoRaWAN-Shield-XXX**
329 329  
212 +**XX**: The default frequency band
330 330  
331 -== 3.1  Overview ==
214 +* **AS923**: LoRaWAN AS923 band
215 +* **AU915**: LoRaWAN AU915 band
216 +* **EU433**: LoRaWAN EU433 band
217 +* **EU868**: LoRaWAN EU868 band
218 +* **KR920**: LoRaWAN KR920 band
219 +* **US915**: LoRaWAN US915 band
220 +* **IN865**: LoRaWAN IN865 band
221 +* **CN470**: LoRaWAN CN470 band
222 +* **PP**: Peer to Peer LoRa Protocol
332 332  
224 +== Package Info ==
333 333  
334 -[[image:image-20220715001142-3.png||height="145" width="220"]]
226 +* LA66 LoRaWAN Shield x 1
227 +* RF Antenna x 1
335 335  
336 336  
337 -(% 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.
230 += LA66 USB LoRaWAN Adapter =
338 338  
339 -(% 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.
232 +== Overview ==
340 340  
341 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
234 +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.
342 342  
343 -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.
344 344  
345 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
237 +== Features ==
346 346  
347 -
348 -
349 -== 3.2  Features ==
350 -
351 351  * LoRaWAN USB adapter base on LA66 LoRaWAN module
352 352  * Ultra-long RF range
353 353  * Support LoRaWAN v1.0.4 protocol
... ... @@ -358,12 +358,9 @@
358 358  * World-wide unique OTAA keys.
359 359  * AT Command via UART-TTL interface
360 360  * Firmware upgradable via UART interface
361 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
362 362  
250 +== Specification ==
363 363  
364 -
365 -== 3.3  Specification ==
366 -
367 367  * CPU: 32-bit 48 MHz
368 368  * Flash: 256KB
369 369  * RAM: 64KB
... ... @@ -380,163 +380,118 @@
380 380  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 381  * LoRa Rx current: <9 mA
382 382  
268 +== Pin Mapping & LED ==
383 383  
270 +== Example Send & Get Messages via LoRaWAN in PC ==
384 384  
385 -== 3.4  Pin Mapping & LED ==
272 +Connect the LA66 LoRa Shield to the PC
386 386  
274 +[[image:image-20220602171217-1.png||height="615" width="915"]]
387 387  
388 -
389 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
390 -
391 -
392 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
393 -
394 -
395 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
396 -
397 -
398 -[[image:image-20220602171217-1.png||height="538" width="800"]]
399 -
400 -
401 401  Open the serial port tool
402 402  
403 403  [[image:image-20220602161617-8.png]]
404 404  
405 -[[image:image-20220602161718-9.png||height="457" width="800"]]
280 +[[image:image-20220602161718-9.png||height="529" width="927"]]
406 406  
282 +Press the reset switch RST on the LA66 LoRa Shield.
407 407  
284 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
408 408  
409 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
286 +[[image:image-20220602161935-10.png]]
410 410  
411 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
288 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
412 412  
413 -
414 -[[image:image-20220602161935-10.png||height="498" width="800"]]
415 -
416 -
417 -
418 -(% style="color:blue" %)**3. See Uplink Command**
419 -
420 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
421 -
422 422  example: AT+SENDB=01,02,8,05820802581ea0a5
423 423  
424 -[[image:image-20220602162157-11.png||height="497" width="800"]]
292 +[[image:image-20220602162157-11.png]]
425 425  
294 +Check to see if TTN received the message
426 426  
296 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
427 427  
428 -(% style="color:blue" %)**4. Check to see if TTN received the message**
298 +== Example Send & Get Messages via LoRaWAN in RPi ==
429 429  
430 -[[image:image-20220602162331-12.png||height="420" width="800"]]
300 +Connect the LA66 LoRa Shield to the RPI
431 431  
302 +[[image:image-20220602171233-2.png||height="592" width="881"]]
432 432  
304 +Log in to the RPI's terminal and connect to the serial port
433 433  
434 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
306 +[[image:image-20220602153146-3.png]]
435 435  
308 +Press the reset switch RST on the LA66 LoRa Shield.
309 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
436 436  
437 -**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]]
311 +[[image:image-20220602154928-5.png]]
438 438  
313 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
439 439  
440 -(% style="color:red" %)**Preconditions:**
315 +example: AT+SENDB=01,02,8,05820802581ea0a5
441 441  
442 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
317 +[[image:image-20220602160339-6.png]]
443 443  
444 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
319 +Check to see if TTN received the message
445 445  
321 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
446 446  
323 +=== Install Minicom ===
447 447  
448 -(% style="color:blue" %)**Steps for usage:**
325 +Enter the following command in the RPI terminal
449 449  
450 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
327 +apt update
451 451  
452 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
329 +[[image:image-20220602143155-1.png]]
453 453  
454 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
331 +apt install minicom
455 455  
333 +[[image:image-20220602143744-2.png]]
456 456  
335 +=== Send PC's CPU/RAM usage to TTN via script. ===
457 457  
458 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
337 +==== Take python as an example： ====
459 459  
339 +===== Preconditions: =====
460 460  
461 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
341 +1.LA66 USB LoRaWAN Adapter works fine
462 462  
343 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
463 463  
464 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
345 +===== Steps for usage =====
465 465  
466 -[[image:image-20220602171233-2.png||height="538" width="800"]]
347 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
467 467  
349 +2.Run the script and see the TTN
468 468  
351 +[[image:image-20220602115852-3.png]]
469 469  
470 -(% style="color:blue" %)**2. Install Minicom in RPi.**
471 471  
472 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
473 473  
474 - (% style="background-color:yellow" %)**apt update**
355 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
475 475  
476 - (% style="background-color:yellow" %)**apt install minicom**
477 477  
358 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
478 478  
479 -Use minicom to connect to the RPI's terminal
480 480  
481 -[[image:image-20220602153146-3.png||height="439" width="500"]]
482 482  
362 +== Order Info ==
483 483  
364 +Part Number: **LA66-USB-LoRaWAN-Adapter-XXX**
484 484  
485 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
366 +**XX**: The default frequency band
486 486  
487 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
368 +* **AS923**: LoRaWAN AS923 band
369 +* **AU915**: LoRaWAN AU915 band
370 +* **EU433**: LoRaWAN EU433 band
371 +* **EU868**: LoRaWAN EU868 band
372 +* **KR920**: LoRaWAN KR920 band
373 +* **US915**: LoRaWAN US915 band
374 +* **IN865**: LoRaWAN IN865 band
375 +* **CN470**: LoRaWAN CN470 band
376 +* **PP**: Peer to Peer LoRa Protocol
488 488  
378 +== Package Info ==
489 489  
490 -[[image:image-20220602154928-5.png||height="436" width="500"]]
380 +* LA66 USB LoRaWAN Adapter x 1
491 491  
492 -
493 -
494 -(% style="color:blue" %)**4. Send Uplink message**
495 -
496 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
497 -
498 -example: AT+SENDB=01,02,8,05820802581ea0a5
499 -
500 -
501 -[[image:image-20220602160339-6.png||height="517" width="600"]]
502 -
503 -
504 -
505 -Check to see if TTN received the message
506 -
507 -[[image:image-20220602160627-7.png||height="369" width="800"]]
508 -
509 -
510 -
511 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
512 -
513 -
514 -
515 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
516 -
517 -
518 -
519 -
520 -= 4.  Order Info =
521 -
522 -
523 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
524 -
525 -
526 -(% style="color:blue" %)**XXX**(%%): The default frequency band
527 -
528 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
529 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
530 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
531 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
532 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
533 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
534 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
535 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
536 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
537 -
538 -
539 -
540 -= 5.  Reference =
541 -
542 -* 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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