Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.6 >
edited by Xiaoling
on 2022/07/19 11:49
To version < 69.1 >
edited by Edwin Chen
on 2022/07/02 23:51
>
Change comment: There is no comment for this version

Summary

Details

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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
... ... @@ -63,9 +63,8 @@
63 63  * Ultra-long RF range
64 64  
65 65  
33 +== Specification ==
66 66  
67 -== 1.3  Specification ==
68 -
69 69  * CPU: 32-bit 48 MHz
70 70  * Flash: 256KB
71 71  * RAM: 64KB
... ... @@ -84,467 +84,221 @@
84 84  * LoRa Rx current: <9 mA
85 85  * I/O Voltage: 3.3v
86 86  
53 +== 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  
58 +== Dimension ==
95 95  
96 -== 1.5  Dimension ==
60 +[[image:image-20220517072526-1.png]]
97 97  
98 -[[image:image-20220718094750-3.png]]
99 99  
63 +== Pin Mapping ==
100 100  
65 +[[image:image-20220523101537-1.png]]
101 101  
102 -== 1.6  Pin Mapping ==
67 +== Land Pattern ==
103 103  
104 -
105 -[[image:image-20220719093156-1.png]]
106 -
107 -
108 -
109 -== 1.7  Land Pattern ==
110 -
111 111  [[image:image-20220517072821-2.png]]
112 112  
113 113  
72 +== Part Number ==
114 114  
115 -= 2.  LA66 LoRaWAN Shield =
74 +Part Number: **LA66-XXX**
116 116  
76 +**XX**: The default frequency band
117 117  
118 -== 2.1  Overview ==
78 +* **AS923**: LoRaWAN AS923 band
79 +* **AU915**: LoRaWAN AU915 band
80 +* **EU433**: LoRaWAN EU433 band
81 +* **EU868**: LoRaWAN EU868 band
82 +* **KR920**: LoRaWAN KR920 band
83 +* **US915**: LoRaWAN US915 band
84 +* **IN865**: LoRaWAN IN865 band
85 +* **CN470**: LoRaWAN CN470 band
86 +* **PP**: Peer to Peer LoRa Protocol
119 119  
88 += LA66 LoRaWAN Shield =
120 120  
121 -(((
122 -[[image:image-20220715000826-2.png||height="145" width="220"]]
123 -)))
90 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
124 124  
125 -(((
126 -
127 -)))
92 +== Pin Mapping & LED ==
128 128  
129 -(((
130 -(% 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.
131 -)))
94 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
132 132  
133 -(((
134 -(((
135 -(% 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.
136 -)))
137 -)))
96 +== Example: Join TTN network and send an uplink message, get downlink message. ==
138 138  
139 -(((
140 -(((
141 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
142 -)))
143 -)))
98 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
144 144  
145 -(((
146 -(((
147 -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.
148 -)))
149 -)))
100 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
150 150  
151 -(((
152 -(((
153 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
154 -)))
155 -)))
102 +=== what needs to be used ===
156 156  
104 +1.LA66 LoRaWAN Shield that needs to be upgraded
157 157  
106 +2.Arduino
158 158  
159 -== 2.2  Features ==
108 +3.USB TO TTL
160 160  
161 -* Arduino Shield base on LA66 LoRaWAN module
162 -* Support LoRaWAN v1.0.4 protocol
163 -* Support peer-to-peer protocol
164 -* TCXO crystal to ensure RF performance on low temperature
165 -* SMA connector
166 -* Available in different frequency LoRaWAN frequency bands.
167 -* World-wide unique OTAA keys.
168 -* AT Command via UART-TTL interface
169 -* Firmware upgradable via UART interface
170 -* Ultra-long RF range
110 +[[image:image-20220602100052-2.png]]
171 171  
112 +=== Wiring Schematic ===
172 172  
114 +[[image:image-20220602101311-3.png]]
173 173  
174 -== 2.3  Specification ==
116 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
175 175  
176 -* CPU: 32-bit 48 MHz
177 -* Flash: 256KB
178 -* RAM: 64KB
179 -* Input Power Range: 1.8v ~~ 3.7v
180 -* Power Consumption: < 4uA.
181 -* Frequency Range: 150 MHz ~~ 960 MHz
182 -* Maximum Power +22 dBm constant RF output
183 -* High sensitivity: -148 dBm
184 -* Temperature:
185 -** Storage: -55 ~~ +125℃
186 -** Operating: -40 ~~ +85℃
187 -* Humidity:
188 -** Storage: 5 ~~ 95% (Non-Condensing)
189 -** Operating: 10 ~~ 95% (Non-Condensing)
190 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
191 -* LoRa Rx current: <9 mA
192 -* I/O Voltage: 3.3v
118 +GND  >>>>>>>>>>>>GND
193 193  
120 +TXD  >>>>>>>>>>>>TXD
194 194  
122 +RXD  >>>>>>>>>>>>RXD
195 195  
196 -== 2.4  Pin Mapping & LED ==
124 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
197 197  
126 +Connect to the PC after connecting the wires
198 198  
128 +[[image:image-20220602102240-4.png]]
199 199  
200 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
130 +=== Upgrade steps ===
201 201  
132 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
202 202  
134 +[[image:image-20220602102824-5.png]]
203 203  
204 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
136 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
205 205  
138 +[[image:image-20220602104701-12.png]]
206 206  
140 +==== Open the upgrade application software ====
207 207  
208 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
142 +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/]]
209 209  
210 -
211 -
212 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
213 -
214 -
215 -=== 2.8.1  Items needed for update ===
216 -
217 -1. LA66 LoRaWAN Shield
218 -1. Arduino
219 -1. USB TO TTL Adapter
220 -
221 -[[image:image-20220602100052-2.png||height="385" width="600"]]
222 -
223 -
224 -=== 2.8.2  Connection ===
225 -
226 -
227 -[[image:image-20220602101311-3.png||height="276" width="600"]]
228 -
229 -
230 -(((
231 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
232 -)))
233 -
234 -(((
235 -(% style="background-color:yellow" %)**GND  <-> GND
236 -TXD  <->  TXD
237 -RXD  <->  RXD**
238 -)))
239 -
240 -
241 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
242 -
243 -Connect USB TTL Adapter to PC after connecting the wires
244 -
245 -
246 -[[image:image-20220602102240-4.png||height="304" width="600"]]
247 -
248 -
249 -=== 2.8.3  Upgrade steps ===
250 -
251 -
252 -==== 1.  Switch SW1 to put in ISP position ====
253 -
254 -
255 -[[image:image-20220602102824-5.png||height="306" width="600"]]
256 -
257 -
258 -
259 -==== 2.  Press the RST switch once ====
260 -
261 -
262 -[[image:image-20220602104701-12.png||height="285" width="600"]]
263 -
264 -
265 -
266 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
267 -
268 -
269 -(((
270 -(% 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/]]**
271 -)))
272 -
273 -
274 274  [[image:image-20220602103227-6.png]]
275 275  
276 -
277 277  [[image:image-20220602103357-7.png]]
278 278  
148 +===== Select the COM port corresponding to USB TTL =====
279 279  
280 -
281 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
282 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
283 -
284 -
285 285  [[image:image-20220602103844-8.png]]
286 286  
152 +===== Select the bin file to burn =====
287 287  
288 -
289 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
290 -(% style="color:blue" %)**3. Select the bin file to burn**
291 -
292 -
293 293  [[image:image-20220602104144-9.png]]
294 294  
295 -
296 296  [[image:image-20220602104251-10.png]]
297 297  
298 -
299 299  [[image:image-20220602104402-11.png]]
300 300  
160 +===== Click to start the download =====
301 301  
302 -
303 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
304 -(% style="color:blue" %)**4. Click to start the download**
305 -
306 306  [[image:image-20220602104923-13.png]]
307 307  
164 +===== The following figure appears to prove that the burning is in progress =====
308 308  
309 -
310 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
311 -(% style="color:blue" %)**5. Check update process**
312 -
313 -
314 314  [[image:image-20220602104948-14.png]]
315 315  
168 +===== The following picture appears to prove that the burning is successful =====
316 316  
317 -
318 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
319 -(% style="color:blue" %)**The following picture shows that the burning is successful**
320 -
321 321  [[image:image-20220602105251-15.png]]
322 322  
172 += LA66 USB LoRaWAN Adapter =
323 323  
174 +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.
324 324  
325 -= 3.  LA66 USB LoRaWAN Adapter =
176 +Before use, please make sure that the computer has installed the CP2102 driver
326 326  
178 +== Pin Mapping & LED ==
327 327  
328 -== 3.1  Overview ==
180 +== Example Send & Get Messages via LoRaWAN in PC ==
329 329  
182 +Connect the LA66 LoRa Shield to the PC
330 330  
331 -[[image:image-20220715001142-3.png||height="145" width="220"]]
184 +[[image:image-20220602171217-1.png||height="615" width="915"]]
332 332  
333 -
334 -(((
335 -(% 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.
336 -)))
337 -
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.
340 -)))
341 -
342 -(((
343 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
344 -)))
345 -
346 -(((
347 -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.
348 -)))
349 -
350 -(((
351 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
352 -)))
353 -
354 -
355 -
356 -== 3.2  Features ==
357 -
358 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
359 -* Ultra-long RF range
360 -* Support LoRaWAN v1.0.4 protocol
361 -* Support peer-to-peer protocol
362 -* TCXO crystal to ensure RF performance on low temperature
363 -* Spring RF antenna
364 -* Available in different frequency LoRaWAN frequency bands.
365 -* World-wide unique OTAA keys.
366 -* AT Command via UART-TTL interface
367 -* Firmware upgradable via UART interface
368 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
369 -
370 -
371 -
372 -== 3.3  Specification ==
373 -
374 -* CPU: 32-bit 48 MHz
375 -* Flash: 256KB
376 -* RAM: 64KB
377 -* Input Power Range: 5v
378 -* Frequency Range: 150 MHz ~~ 960 MHz
379 -* Maximum Power +22 dBm constant RF output
380 -* High sensitivity: -148 dBm
381 -* Temperature:
382 -** Storage: -55 ~~ +125℃
383 -** Operating: -40 ~~ +85℃
384 -* Humidity:
385 -** Storage: 5 ~~ 95% (Non-Condensing)
386 -** Operating: 10 ~~ 95% (Non-Condensing)
387 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
388 -* LoRa Rx current: <9 mA
389 -
390 -
391 -
392 -== 3.4  Pin Mapping & LED ==
393 -
394 -
395 -
396 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
397 -
398 -
399 -(((
400 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
401 -)))
402 -
403 -
404 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
405 -
406 -
407 -[[image:image-20220602171217-1.png||height="538" width="800"]]
408 -
409 -
410 410  Open the serial port tool
411 411  
412 412  [[image:image-20220602161617-8.png]]
413 413  
414 -[[image:image-20220602161718-9.png||height="457" width="800"]]
190 +[[image:image-20220602161718-9.png||height="529" width="927"]]
415 415  
192 +Press the reset switch RST on the LA66 LoRa Shield.
416 416  
194 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
417 417  
418 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
196 +[[image:image-20220602161935-10.png]]
419 419  
420 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
198 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
421 421  
422 -
423 -[[image:image-20220602161935-10.png||height="498" width="800"]]
424 -
425 -
426 -
427 -(% style="color:blue" %)**3. See Uplink Command**
428 -
429 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
430 -
431 431  example: AT+SENDB=01,02,8,05820802581ea0a5
432 432  
433 -[[image:image-20220602162157-11.png||height="497" width="800"]]
202 +[[image:image-20220602162157-11.png]]
434 434  
204 +Check to see if TTN received the message
435 435  
206 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
436 436  
437 -(% style="color:blue" %)**4. Check to see if TTN received the message**
208 +== Example Send & Get Messages via LoRaWAN in RPi ==
438 438  
439 -[[image:image-20220602162331-12.png||height="420" width="800"]]
210 +Connect the LA66 LoRa Shield to the RPI
440 440  
212 +[[image:image-20220602171233-2.png||height="592" width="881"]]
441 441  
214 +Log in to the RPI's terminal and connect to the serial port
442 442  
443 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
216 +[[image:image-20220602153146-3.png]]
444 444  
218 +Press the reset switch RST on the LA66 LoRa Shield.
219 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
445 445  
446 -**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]]
221 +[[image:image-20220602154928-5.png]]
447 447  
223 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
448 448  
449 -(% style="color:red" %)**Preconditions:**
450 -
451 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
452 -
453 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
454 -
455 -
456 -
457 -(% style="color:blue" %)**Steps for usage:**
458 -
459 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
460 -
461 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
462 -
463 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
464 -
465 -
466 -
467 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
468 -
469 -
470 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
471 -
472 -
473 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
474 -
475 -[[image:image-20220602171233-2.png||height="538" width="800"]]
476 -
477 -
478 -
479 -(% style="color:blue" %)**2. Install Minicom in RPi.**
480 -
481 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
482 -
483 - (% style="background-color:yellow" %)**apt update**
484 -
485 - (% style="background-color:yellow" %)**apt install minicom**
486 -
487 -
488 -Use minicom to connect to the RPI's terminal
489 -
490 -[[image:image-20220602153146-3.png||height="439" width="500"]]
491 -
492 -
493 -
494 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
495 -
496 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
497 -
498 -
499 -[[image:image-20220602154928-5.png||height="436" width="500"]]
500 -
501 -
502 -
503 -(% style="color:blue" %)**4. Send Uplink message**
504 -
505 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
506 -
507 507  example: AT+SENDB=01,02,8,05820802581ea0a5
508 508  
227 +[[image:image-20220602160339-6.png]]
509 509  
510 -[[image:image-20220602160339-6.png||height="517" width="600"]]
229 +Check to see if TTN received the message
511 511  
231 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
512 512  
233 +=== Install Minicom ===
513 513  
514 -Check to see if TTN received the message
235 +Enter the following command in the RPI terminal
515 515  
516 -[[image:image-20220602160627-7.png||height="369" width="800"]]
237 +apt update
517 517  
239 +[[image:image-20220602143155-1.png]]
518 518  
241 +apt install minicom
519 519  
520 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
243 +[[image:image-20220602143744-2.png]]
521 521  
245 +=== Send PC's CPU/RAM usage to TTN via script. ===
522 522  
247 +==== Take python as an example： ====
523 523  
524 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
249 +===== Preconditions: =====
525 525  
251 +1.LA66 USB LoRaWAN Adapter works fine
526 526  
253 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
527 527  
255 +===== Steps for usage =====
528 528  
529 -= 4.  Order Info =
257 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
530 530  
259 +2.Run the script and see the TTN
531 531  
532 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
261 +[[image:image-20220602115852-3.png]]
533 533  
534 534  
535 -(% style="color:blue" %)**XXX**(%%): The default frequency band
536 536  
537 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
538 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
539 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
540 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
541 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
542 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
543 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
544 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
545 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
265 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
546 546  
547 547  
548 -= 5.  Reference =
268 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
549 549  
550 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
270 +
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