Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.4 >
edited by Xiaoling
on 2022/07/19 11:42
To version < 56.1 >
edited by Herong Lu
on 2022/06/02 16:21
>
Change comment: Uploaded new attachment "image-20220602162157-11.png", version {1}

Summary

Details

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Author
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1 -XWiki.Xiaoling
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 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 19  
20 -(((
21 -
22 -)))
17 +== Specification ==
23 23  
24 -(((
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 -)))
19 +[[image:image-20220517072526-1.png]]
28 28  
29 -(((
30 -(((
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 -)))
21 +Input Power Range: 1.8v ~~ 3.7v
34 34  
35 -(((
36 -(((
37 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
23 +Power Consumption: < 4uA.
39 39  
40 -(((
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 -)))
25 +Frequency Range: 150 MHz ~~ 960 MHz
44 44  
45 -(((
46 -(((
47 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
27 +Maximum Power +22 dBm constant RF output
50 50  
29 +High sensitivity: -148 dBm
51 51  
31 +Temperature:
52 52  
53 -== 1.2  Features ==
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
56 -* Support peer-to-peer protocol
57 -* TCXO crystal to ensure RF performance on low temperature
58 -* SMD Antenna pad and i-pex antenna connector
59 -* Available in different frequency LoRaWAN frequency bands.
60 -* World-wide unique OTAA keys.
61 -* AT Command via UART-TTL interface
62 -* Firmware upgradable via UART interface
63 -* Ultra-long RF range
36 +Humidity:
64 64  
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
65 65  
66 -== 1.3  Specification ==
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
67 67  
68 -* CPU: 32-bit 48 MHz
69 -* Flash: 256KB
70 -* RAM: 64KB
71 -* Input Power Range: 1.8v ~~ 3.7v
72 -* Power Consumption: < 4uA.
73 -* Frequency Range: 150 MHz ~~ 960 MHz
74 -* Maximum Power +22 dBm constant RF output
75 -* High sensitivity: -148 dBm
76 -* Temperature:
77 -** Storage: -55 ~~ +125℃
78 -** Operating: -40 ~~ +85℃
79 -* Humidity:
80 -** Storage: 5 ~~ 95% (Non-Condensing)
81 -** Operating: 10 ~~ 95% (Non-Condensing)
82 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
83 -* LoRa Rx current: <9 mA
84 -* I/O Voltage: 3.3v
43 +LoRa Rx current: <9 mA
85 85  
45 +I/O Voltage: 3.3v
86 86  
87 -== 1.4  AT Command ==
88 88  
48 +== AT Command ==
89 89  
90 90  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
91 91  
92 92  
53 +== Pin Mapping ==
93 93  
94 -== 1.5  Dimension ==
55 +[[image:image-20220523101537-1.png]]
95 95  
96 -[[image:image-20220718094750-3.png]]
57 +== Land Pattern ==
97 97  
98 -
99 -
100 -
101 -== 1.6  Pin Mapping ==
102 -
103 -
104 -[[image:image-20220719093156-1.png]]
105 -
106 -
107 -
108 -== 1.7  Land Pattern ==
109 -
110 110  [[image:image-20220517072821-2.png]]
111 111  
112 112  
62 +== Part Number ==
113 113  
114 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
115 115  
66 +**XX**: The default frequency band
116 116  
117 -== 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
118 118  
77 += LA66 LoRaWAN Shield =
119 119  
120 -(((
121 -[[image:image-20220715000826-2.png||height="145" width="220"]]
122 -)))
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
123 123  
124 -(((
125 -
126 -)))
81 +== Pin Mapping & LED ==
127 127  
128 -(((
129 -(% 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.
130 -)))
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
131 131  
132 -(((
133 -(((
134 -(% 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.
135 -)))
136 -)))
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
137 137  
138 -(((
139 -(((
140 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
141 -)))
142 -)))
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
143 143  
144 -(((
145 -(((
146 -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.
147 -)))
148 -)))
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
149 149  
150 -(((
151 -(((
152 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
153 -)))
154 -)))
91 +=== what needs to be used ===
155 155  
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
156 156  
95 +2.Arduino
157 157  
158 -== 2.2  Features ==
97 +3.USB TO TTL
159 159  
160 -* Arduino Shield base on LA66 LoRaWAN module
161 -* Support LoRaWAN v1.0.4 protocol
162 -* Support peer-to-peer protocol
163 -* TCXO crystal to ensure RF performance on low temperature
164 -* SMA connector
165 -* Available in different frequency LoRaWAN frequency bands.
166 -* World-wide unique OTAA keys.
167 -* AT Command via UART-TTL interface
168 -* Firmware upgradable via UART interface
169 -* Ultra-long RF range
99 +[[image:image-20220602100052-2.png]]
170 170  
101 +=== Wiring Schematic ===
171 171  
172 -== 2.3  Specification ==
103 +[[image:image-20220602101311-3.png]]
173 173  
174 -* CPU: 32-bit 48 MHz
175 -* Flash: 256KB
176 -* RAM: 64KB
177 -* Input Power Range: 1.8v ~~ 3.7v
178 -* Power Consumption: < 4uA.
179 -* Frequency Range: 150 MHz ~~ 960 MHz
180 -* Maximum Power +22 dBm constant RF output
181 -* High sensitivity: -148 dBm
182 -* Temperature:
183 -** Storage: -55 ~~ +125℃
184 -** Operating: -40 ~~ +85℃
185 -* Humidity:
186 -** Storage: 5 ~~ 95% (Non-Condensing)
187 -** Operating: 10 ~~ 95% (Non-Condensing)
188 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
189 -* LoRa Rx current: <9 mA
190 -* I/O Voltage: 3.3v
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
191 191  
107 +GND  >>>>>>>>>>>>GND
192 192  
193 -== 2.4  Pin Mapping & LED ==
109 +TXD  >>>>>>>>>>>>TXD
194 194  
111 +RXD  >>>>>>>>>>>>RXD
195 195  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
196 196  
197 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
115 +Connect to the PC after connecting the wires
198 198  
117 +[[image:image-20220602102240-4.png]]
199 199  
119 +=== Upgrade steps ===
200 200  
201 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
202 202  
123 +[[image:image-20220602102824-5.png]]
203 203  
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
204 204  
205 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
127 +[[image:image-20220602104701-12.png]]
206 206  
129 +==== Open the upgrade application software ====
207 207  
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/]]
208 208  
209 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
210 -
211 -
212 -=== 2.8.1  Items needed for update ===
213 -
214 -1. LA66 LoRaWAN Shield
215 -1. Arduino
216 -1. USB TO TTL Adapter
217 -
218 -
219 -[[image:image-20220602100052-2.png||height="385" width="600"]]
220 -
221 -
222 -=== 2.8.2  Connection ===
223 -
224 -
225 -[[image:image-20220602101311-3.png||height="276" width="600"]]
226 -
227 -
228 -(((
229 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
230 -)))
231 -
232 -(((
233 -(% style="background-color:yellow" %)**GND  <-> GND
234 -TXD  <->  TXD
235 -RXD  <->  RXD**
236 -)))
237 -
238 -
239 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
240 -
241 -Connect USB TTL Adapter to PC after connecting the wires
242 -
243 -
244 -[[image:image-20220602102240-4.png||height="304" width="600"]]
245 -
246 -
247 -=== 2.8.3  Upgrade steps ===
248 -
249 -
250 -==== 1.  Switch SW1 to put in ISP position ====
251 -
252 -
253 -[[image:image-20220602102824-5.png||height="306" width="600"]]
254 -
255 -
256 -
257 -==== 2.  Press the RST switch once ====
258 -
259 -
260 -[[image:image-20220602104701-12.png||height="285" width="600"]]
261 -
262 -
263 -
264 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
265 -
266 -
267 -(((
268 -(% 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/]]**
269 -)))
270 -
271 -
272 272  [[image:image-20220602103227-6.png]]
273 273  
274 -
275 275  [[image:image-20220602103357-7.png]]
276 276  
137 +===== Select the COM port corresponding to USB TTL =====
277 277  
278 -
279 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
280 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
281 -
282 -
283 283  [[image:image-20220602103844-8.png]]
284 284  
141 +===== Select the bin file to burn =====
285 285  
286 -
287 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
288 -(% style="color:blue" %)**3. Select the bin file to burn**
289 -
290 -
291 291  [[image:image-20220602104144-9.png]]
292 292  
293 -
294 294  [[image:image-20220602104251-10.png]]
295 295  
296 -
297 297  [[image:image-20220602104402-11.png]]
298 298  
149 +===== Click to start the download =====
299 299  
300 -
301 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
302 -(% style="color:blue" %)**4. Click to start the download**
303 -
304 304  [[image:image-20220602104923-13.png]]
305 305  
153 +===== The following figure appears to prove that the burning is in progress =====
306 306  
307 -
308 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
309 -(% style="color:blue" %)**5. Check update process**
310 -
311 -
312 312  [[image:image-20220602104948-14.png]]
313 313  
157 +===== The following picture appears to prove that the burning is successful =====
314 314  
315 -
316 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
317 -(% style="color:blue" %)**The following picture shows that the burning is successful**
318 -
319 319  [[image:image-20220602105251-15.png]]
320 320  
161 += LA66 USB LoRaWAN Adapter =
321 321  
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.
322 322  
323 -= 3.  LA66 USB LoRaWAN Adapter =
165 +Before use, please make sure that the computer has installed the CP2102 driver
324 324  
167 +== Pin Mapping & LED ==
325 325  
326 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in PC ==
327 327  
171 +== Example Send & Get Messages via LoRaWAN in RPi ==
328 328  
329 -[[image:image-20220715001142-3.png||height="145" width="220"]]
173 +Connect the LA66 LoRa Shield to the RPI
330 330  
175 +[[image:image-20220602153333-4.png]]
331 331  
332 -(% 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.
177 +Log in to the RPI's terminal and connect to the serial port
333 333  
334 -(% 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.
179 +[[image:image-20220602153146-3.png]]
335 335  
336 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
181 +Press the reset switch RST on the LA66 LoRa Shield.
182 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
337 337  
338 -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.
184 +[[image:image-20220602154928-5.png]]
339 339  
340 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
186 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
341 341  
342 -
343 -
344 -== 3.2  Features ==
345 -
346 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
347 -* Ultra-long RF range
348 -* Support LoRaWAN v1.0.4 protocol
349 -* Support peer-to-peer protocol
350 -* TCXO crystal to ensure RF performance on low temperature
351 -* Spring RF antenna
352 -* Available in different frequency LoRaWAN frequency bands.
353 -* World-wide unique OTAA keys.
354 -* AT Command via UART-TTL interface
355 -* Firmware upgradable via UART interface
356 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
357 -
358 -
359 -== 3.3  Specification ==
360 -
361 -* CPU: 32-bit 48 MHz
362 -* Flash: 256KB
363 -* RAM: 64KB
364 -* Input Power Range: 5v
365 -* Frequency Range: 150 MHz ~~ 960 MHz
366 -* Maximum Power +22 dBm constant RF output
367 -* High sensitivity: -148 dBm
368 -* Temperature:
369 -** Storage: -55 ~~ +125℃
370 -** Operating: -40 ~~ +85℃
371 -* Humidity:
372 -** Storage: 5 ~~ 95% (Non-Condensing)
373 -** Operating: 10 ~~ 95% (Non-Condensing)
374 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
375 -* LoRa Rx current: <9 mA
376 -
377 -
378 -== 3.4  Pin Mapping & LED ==
379 -
380 -
381 -
382 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
383 -
384 -
385 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
386 -
387 -
388 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
389 -
390 -
391 -[[image:image-20220602171217-1.png||height="538" width="800"]]
392 -
393 -
394 -Open the serial port tool
395 -
396 -[[image:image-20220602161617-8.png]]
397 -
398 -[[image:image-20220602161718-9.png||height="457" width="800"]]
399 -
400 -
401 -
402 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
403 -
404 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
405 -
406 -
407 -[[image:image-20220602161935-10.png||height="498" width="800"]]
408 -
409 -
410 -
411 -(% style="color:blue" %)**3. See Uplink Command**
412 -
413 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
414 -
415 415  example: AT+SENDB=01,02,8,05820802581ea0a5
416 416  
417 -[[image:image-20220602162157-11.png||height="497" width="800"]]
190 +[[image:image-20220602160339-6.png]]
418 418  
192 +Check to see if TTN received the message
419 419  
194 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
420 420  
421 -(% style="color:blue" %)**4. Check to see if TTN received the message**
196 +=== Install Minicom ===
422 422  
423 -[[image:image-20220602162331-12.png||height="420" width="800"]]
198 +Enter the following command in the RPI terminal
424 424  
200 +apt update
425 425  
202 +[[image:image-20220602143155-1.png]]
426 426  
427 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
204 +apt install minicom
428 428  
206 +[[image:image-20220602143744-2.png]]
429 429  
430 -**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]]
208 +=== Use AT Command to send an uplink message. ===
431 431  
210 +=== Send PC's CPU/RAM usage to TTN via script. ===
432 432  
433 -(% style="color:red" %)**Preconditions:**
212 +==== Take python as an example： ====
434 434  
435 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
214 +===== Preconditions: =====
436 436  
437 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
216 +1.LA66 LoRa Shield works fine
438 438  
218 +2.LA66 LoRa Shield is registered with TTN
439 439  
220 +===== Steps for usage =====
440 440  
441 -(% style="color:blue" %)**Steps for usage:**
222 +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
442 442  
443 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
224 +[[image:image-20220602114148-1.png]]
444 444  
445 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
226 +2.Run the script and see the TTN
446 446  
447 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
228 +[[image:image-20220602115852-3.png]]
448 448  
449 449  
450 450  
451 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
232 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
452 452  
453 453  
454 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
455 -
456 -
457 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
458 -
459 -[[image:image-20220602171233-2.png||height="538" width="800"]]
460 -
461 -
462 -
463 -(% style="color:blue" %)**2. Install Minicom in RPi.**
464 -
465 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
466 -
467 - (% style="background-color:yellow" %)**apt update**
468 -
469 - (% style="background-color:yellow" %)**apt install minicom**
470 -
471 -
472 -Use minicom to connect to the RPI's terminal
473 -
474 -[[image:image-20220602153146-3.png||height="439" width="500"]]
475 -
476 -
477 -
478 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
479 -
480 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
481 -
482 -
483 -[[image:image-20220602154928-5.png||height="436" width="500"]]
484 -
485 -
486 -
487 -(% style="color:blue" %)**4. Send Uplink message**
488 -
489 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
490 -
491 -example: AT+SENDB=01,02,8,05820802581ea0a5
492 -
493 -
494 -[[image:image-20220602160339-6.png||height="517" width="600"]]
495 -
496 -
497 -
498 -Check to see if TTN received the message
499 -
500 -[[image:image-20220602160627-7.png||height="369" width="800"]]
501 -
502 -
503 -
504 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
505 -
506 -
507 -
508 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
509 -
510 -
511 -
512 -
513 -= 4.  Order Info =
514 -
515 -
516 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
517 -
518 -
519 -(% style="color:blue" %)**XXX**(%%): The default frequency band
520 -
521 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
522 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
523 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
524 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
525 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
526 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
527 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
528 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
529 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
530 -
531 -
532 -= 5.  Reference =
533 -
534 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
235 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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