Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 93.1 >
edited by Edwin Chen
on 2022/07/15 00:12
To version < 46.1 >
edited by Herong Lu
on 2022/06/02 14:38
>
Change comment: There is no comment for this version

Summary

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1 -XWiki.Edwin
1 +XWiki.Lu
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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 =
9 +**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 LoRa 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 program, create and connect your things everywhere.
10 10  
11 +**LA66 **is a ready-to-use module which includes the LoRaWAN v1.0.4 protocol. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
13 13  
14 14  
15 -(((
16 -[[image:image-20220715000242-1.png||height="110" width="132"]]
17 17  
18 -(% 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.
19 -)))
17 +== Specification ==
20 20  
21 -(((
22 -(% 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.
23 -)))
19 +[[image:image-20220517072526-1.png]]
24 24  
25 -(((
26 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
27 -)))
21 +Input Power Range: 1.8v ~~ 3.7v
28 28  
29 -(((
30 -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.
31 -)))
23 +Power Consumption: < 4uA.
32 32  
33 -(((
34 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
35 -)))
25 +Frequency Range: 150 MHz ~~ 960 MHz
36 36  
27 +Maximum Power +22 dBm constant RF output
37 37  
38 -== 1.2  Features ==
29 +High sensitivity: -148 dBm
39 39  
40 -* Support LoRaWAN v1.0.4 protocol
41 -* Support peer-to-peer protocol
42 -* TCXO crystal to ensure RF performance on low temperature
43 -* SMD Antenna pad and i-pex antenna connector
44 -* Available in different frequency LoRaWAN frequency bands.
45 -* World-wide unique OTAA keys.
46 -* AT Command via UART-TTL interface
47 -* Firmware upgradable via UART interface
48 -* Ultra-long RF range
31 +Temperature:
49 49  
50 -== 1.3  Specification ==
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
51 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
36 +Humidity:
69 69  
70 -== 1.4  AT Command ==
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
71 71  
72 -AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
73 73  
43 +LoRa Rx current: <9 mA
74 74  
75 -== 1.5  Dimension ==
45 +I/O Voltage: 3.3v
76 76  
77 -[[image:image-20220517072526-1.png]]
78 78  
48 +== AT Command ==
79 79  
50 +AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
80 80  
81 -== 1.6  Pin Mapping ==
82 82  
53 +== Pin Mapping ==
83 83  
84 84  [[image:image-20220523101537-1.png]]
85 85  
57 +== Land Pattern ==
86 86  
87 -
88 -== 1.7  Land Pattern ==
89 -
90 90  [[image:image-20220517072821-2.png]]
91 91  
92 92  
62 +== Part Number ==
93 93  
94 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
95 95  
66 +**XX**: The default frequency band
96 96  
97 -== 2.1  Overview ==
68 +* **AS923**: LoRaWAN AS923 band
69 +* **AU915**: LoRaWAN AU915 band
70 +* **EU433**: LoRaWAN EU433 band
71 +* **EU868**: LoRaWAN EU868 band
72 +* **KR920**: LoRaWAN KR920 band
73 +* **US915**: LoRaWAN US915 band
74 +* **IN865**: LoRaWAN IN865 band
75 +* **CN470**: LoRaWAN CN470 band
98 98  
77 += LA66 LoRaWAN Shield =
99 99  
100 -[[image:image-20220715000826-2.png||height="386" width="449"]]
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
101 101  
81 +== Pin Mapping & LED ==
102 102  
103 -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.
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
104 104  
105 -(((
106 -(% 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.
107 -)))
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
108 108  
109 -(((
110 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
111 -)))
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
112 112  
113 -(((
114 -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.
115 -)))
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
116 116  
117 -(((
118 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
119 -)))
91 +=== what needs to be used ===
120 120  
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
121 121  
122 -== 2.2  Features ==
95 +2.Arduino
123 123  
124 -* Arduino Shield base on LA66 LoRaWAN module
125 -* Support LoRaWAN v1.0.4 protocol
126 -* Support peer-to-peer protocol
127 -* TCXO crystal to ensure RF performance on low temperature
128 -* SMA connector
129 -* Available in different frequency LoRaWAN frequency bands.
130 -* World-wide unique OTAA keys.
131 -* AT Command via UART-TTL interface
132 -* Firmware upgradable via UART interface
133 -* Ultra-long RF range
97 +3.USB TO TTL
134 134  
135 -== 2.3  Specification ==
99 +[[image:image-20220602100052-2.png]]
136 136  
137 -* CPU: 32-bit 48 MHz
138 -* Flash: 256KB
139 -* RAM: 64KB
140 -* Input Power Range: 1.8v ~~ 3.7v
141 -* Power Consumption: < 4uA.
142 -* Frequency Range: 150 MHz ~~ 960 MHz
143 -* Maximum Power +22 dBm constant RF output
144 -* High sensitivity: -148 dBm
145 -* Temperature:
146 -** Storage: -55 ~~ +125℃
147 -** Operating: -40 ~~ +85℃
148 -* Humidity:
149 -** Storage: 5 ~~ 95% (Non-Condensing)
150 -** Operating: 10 ~~ 95% (Non-Condensing)
151 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
152 -* LoRa Rx current: <9 mA
153 -* I/O Voltage: 3.3v
101 +=== Wiring Schematic ===
154 154  
155 -== 2.4  Pin Mapping & LED ==
103 +[[image:image-20220602101311-3.png]]
156 156  
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
157 157  
107 +GND  >>>>>>>>>>>>GND
158 158  
159 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
109 +TXD  >>>>>>>>>>>>TXD
160 160  
111 +RXD  >>>>>>>>>>>>RXD
161 161  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
162 162  
163 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
115 +Connect to the PC after connecting the wires
164 164  
117 +[[image:image-20220602102240-4.png]]
165 165  
119 +=== Upgrade steps ===
166 166  
167 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
168 168  
123 +[[image:image-20220602102824-5.png]]
169 169  
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
170 170  
171 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
127 +[[image:image-20220602104701-12.png]]
172 172  
129 +==== Open the upgrade application software ====
173 173  
174 -=== 2.8.1  Items needed for update ===
131 +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/]]
175 175  
176 -1. LA66 LoRaWAN Shield
177 -1. Arduino
178 -1. USB TO TTL Adapter
179 -
180 -[[image:image-20220602100052-2.png||height="385" width="600"]]
181 -
182 -
183 -=== 2.8.2  Connection ===
184 -
185 -
186 -[[image:image-20220602101311-3.png||height="276" width="600"]]
187 -
188 -
189 -(((
190 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
191 -)))
192 -
193 -(((
194 -(% style="background-color:yellow" %)**GND  <-> GND
195 -TXD  <->  TXD
196 -RXD  <->  RXD**
197 -)))
198 -
199 -
200 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
201 -
202 -Connect USB TTL Adapter to PC after connecting the wires
203 -
204 -
205 -[[image:image-20220602102240-4.png||height="304" width="600"]]
206 -
207 -
208 -=== 2.8.3  Upgrade steps ===
209 -
210 -
211 -==== 1.  Switch SW1 to put in ISP position ====
212 -
213 -
214 -[[image:image-20220602102824-5.png||height="306" width="600"]]
215 -
216 -
217 -
218 -==== 2.  Press the RST switch once ====
219 -
220 -
221 -[[image:image-20220602104701-12.png||height="285" width="600"]]
222 -
223 -
224 -
225 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
226 -
227 -
228 -(((
229 -(% 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/]]**
230 -)))
231 -
232 -
233 233  [[image:image-20220602103227-6.png]]
234 234  
235 -
236 236  [[image:image-20220602103357-7.png]]
237 237  
137 +===== Select the COM port corresponding to USB TTL =====
238 238  
239 -
240 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
241 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
242 -
243 -
244 244  [[image:image-20220602103844-8.png]]
245 245  
141 +===== Select the bin file to burn =====
246 246  
247 -
248 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
249 -(% style="color:blue" %)**3. Select the bin file to burn**
250 -
251 -
252 252  [[image:image-20220602104144-9.png]]
253 253  
254 -
255 255  [[image:image-20220602104251-10.png]]
256 256  
257 -
258 258  [[image:image-20220602104402-11.png]]
259 259  
149 +===== Click to start the download =====
260 260  
261 -
262 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
263 -(% style="color:blue" %)**4. Click to start the download**
264 -
265 265  [[image:image-20220602104923-13.png]]
266 266  
153 +===== The following figure appears to prove that the burning is in progress =====
267 267  
268 -
269 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
270 -(% style="color:blue" %)**5. Check update process**
271 -
272 -
273 273  [[image:image-20220602104948-14.png]]
274 274  
157 +===== The following picture appears to prove that the burning is successful =====
275 275  
276 -
277 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
278 -(% style="color:blue" %)**The following picture shows that the burning is successful**
279 -
280 280  [[image:image-20220602105251-15.png]]
281 281  
161 += LA66 USB LoRaWAN Adapter =
282 282  
163 +LA66 USB LoRaWAN Adapter is the USB Adapter for LA66, it combines a USB TTL Chip and LA66 module which can easy to test the LoRaWAN feature by using PC or embedded device which has USB Interface.
283 283  
284 -= 3.  LA66 USB LoRaWAN Adapter =
165 +== Pin Mapping & LED ==
285 285  
167 +== Example Send & Get Messages via LoRaWAN in PC ==
286 286  
287 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in RPi ==
288 288  
289 -[[image:image-20220715001142-3.png||height="145" width="220"]]
171 +=== Install USB Driver ===
290 290  
291 -(% 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.
173 +Download Link:[[click here>>attach:CP210x_Universal_Windows_Driver.zip]]
292 292  
293 -(% 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.
175 +=== Install Minicom ===
294 294  
295 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
177 +Enter the following command in the RPI terminal
296 296  
297 -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.
179 +apt update
298 298  
299 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
181 +[[image:image-20220602143155-1.png]]
300 300  
183 +apt install minicom
301 301  
302 -== 3.2  Features ==
185 +[[image:image-20220602143744-2.png]]
303 303  
304 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
305 -* Ultra-long RF range
306 -* Support LoRaWAN v1.0.4 protocol
307 -* Support peer-to-peer protocol
308 -* TCXO crystal to ensure RF performance on low temperature
309 -* Spring RF antenna
310 -* Available in different frequency LoRaWAN frequency bands.
311 -* World-wide unique OTAA keys.
312 -* AT Command via UART-TTL interface
313 -* Firmware upgradable via UART interface
187 +=== Use AT Command to send an uplink message. ===
314 314  
315 -== 3.3  Specification ==
189 +=== Send PC's CPU/RAM usage to TTN via script. ===
316 316  
317 -* CPU: 32-bit 48 MHz
318 -* Flash: 256KB
319 -* RAM: 64KB
320 -* Input Power Range: 5v
321 -* Frequency Range: 150 MHz ~~ 960 MHz
322 -* Maximum Power +22 dBm constant RF output
323 -* High sensitivity: -148 dBm
324 -* Temperature:
325 -** Storage: -55 ~~ +125℃
326 -** Operating: -40 ~~ +85℃
327 -* Humidity:
328 -** Storage: 5 ~~ 95% (Non-Condensing)
329 -** Operating: 10 ~~ 95% (Non-Condensing)
330 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
331 -* LoRa Rx current: <9 mA
191 +==== Take python as an example： ====
332 332  
333 -== 3.4  Pin Mapping & LED ==
193 +===== Preconditions: =====
334 334  
195 +1.LA66 LoRa Shield works fine
335 335  
197 +2.LA66 LoRa Shield is registered with TTN
336 336  
337 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
199 +===== Steps for usage =====
338 338  
201 +1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
339 339  
340 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
203 +[[image:image-20220602114148-1.png]]
341 341  
205 +2.Run the script and see the TTN
342 342  
343 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
207 +[[image:image-20220602115852-3.png]]
344 344  
345 345  
346 -[[image:image-20220602171217-1.png||height="538" width="800"]]
347 347  
211 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
348 348  
349 -Open the serial port tool
350 350  
351 -[[image:image-20220602161617-8.png]]
352 -
353 -[[image:image-20220602161718-9.png||height="457" width="800"]]
354 -
355 -
356 -
357 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
358 -
359 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
360 -
361 -
362 -[[image:image-20220602161935-10.png||height="498" width="800"]]
363 -
364 -
365 -
366 -(% style="color:blue" %)**3. See Uplink Command**
367 -
368 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
369 -
370 -example: AT+SENDB=01,02,8,05820802581ea0a5
371 -
372 -[[image:image-20220602162157-11.png||height="497" width="800"]]
373 -
374 -
375 -
376 -(% style="color:blue" %)**4. Check to see if TTN received the message**
377 -
378 -[[image:image-20220602162331-12.png||height="420" width="800"]]
379 -
380 -
381 -
382 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
383 -
384 -
385 -**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]]
386 -
387 -
388 -(% style="color:red" %)**Preconditions:**
389 -
390 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
391 -
392 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
393 -
394 -
395 -
396 -(% style="color:blue" %)**Steps for usage:**
397 -
398 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
399 -
400 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
401 -
402 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
403 -
404 -
405 -
406 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
407 -
408 -
409 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
410 -
411 -
412 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
413 -
414 -[[image:image-20220602171233-2.png||height="538" width="800"]]
415 -
416 -
417 -
418 -(% style="color:blue" %)**2. Install Minicom in RPi.**
419 -
420 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
421 -
422 - (% style="background-color:yellow" %)**apt update**
423 -
424 - (% style="background-color:yellow" %)**apt install minicom**
425 -
426 -
427 -Use minicom to connect to the RPI's terminal
428 -
429 -[[image:image-20220602153146-3.png||height="439" width="500"]]
430 -
431 -
432 -
433 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
434 -
435 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
436 -
437 -
438 -[[image:image-20220602154928-5.png||height="436" width="500"]]
439 -
440 -
441 -
442 -(% style="color:blue" %)**4. Send Uplink message**
443 -
444 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
445 -
446 -example: AT+SENDB=01,02,8,05820802581ea0a5
447 -
448 -
449 -[[image:image-20220602160339-6.png||height="517" width="600"]]
450 -
451 -
452 -
453 -Check to see if TTN received the message
454 -
455 -[[image:image-20220602160627-7.png||height="369" width="800"]]
456 -
457 -
458 -
459 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
460 -
461 -
462 -
463 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
464 -
465 -
466 -
467 -
468 -= 4.  Order Info =
469 -
470 -
471 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
472 -
473 -
474 -(% style="color:blue" %)**XXX**(%%): The default frequency band
475 -
476 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
477 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
478 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
479 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
480 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
481 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
482 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
483 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
484 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
485 -
486 -= 5.  Reference =
487 -
488 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
489 -
490 -
214 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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