Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.2 >
edited by Xiaoling
on 2022/07/19 11:34
To version < 72.1 >
edited by Edwin Chen
on 2022/07/03 00:02
>
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 -(((
18 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
19 -)))
20 -
21 -(((
22 -
23 -)))
24 -
25 -(((
26 26  (% 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.
27 -)))
28 -)))
29 29  
30 -(((
31 -(((
32 32  (% 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.
33 -)))
34 -)))
35 35  
36 -(((
37 -(((
38 38  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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 -)))
44 -)))
45 45  
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 -)))
50 -)))
51 51  
52 52  
20 +== Features ==
53 53  
54 -
55 -== 1.2  Features ==
56 -
57 57  * Support LoRaWAN v1.0.4 protocol
58 58  * Support peer-to-peer protocol
59 59  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -64,10 +64,8 @@
64 64  * Firmware upgradable via UART interface
65 65  * Ultra-long RF range
66 66  
32 +== Specification ==
67 67  
68 -
69 -== 1.3  Specification ==
70 -
71 71  * CPU: 32-bit 48 MHz
72 72  * Flash: 256KB
73 73  * RAM: 64KB
... ... @@ -86,83 +86,51 @@
86 86  * LoRa Rx current: <9 mA
87 87  * I/O Voltage: 3.3v
88 88  
52 +== AT Command ==
89 89  
90 -
91 -== 1.4  AT Command ==
92 -
93 -
94 94  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
95 95  
96 96  
57 +== Dimension ==
97 97  
98 -== 1.5  Dimension ==
59 +[[image:image-20220517072526-1.png]]
99 99  
100 -[[image:image-20220718094750-3.png]]
101 101  
62 +== Pin Mapping ==
102 102  
64 +[[image:image-20220523101537-1.png]]
103 103  
66 +== Land Pattern ==
104 104  
105 -== 1.6  Pin Mapping ==
106 -
107 -
108 -[[image:image-20220719093156-1.png]]
109 -
110 -
111 -
112 -== 1.7  Land Pattern ==
113 -
114 114  [[image:image-20220517072821-2.png]]
115 115  
116 116  
71 +== Order Info ==
117 117  
118 -= 2.  LA66 LoRaWAN Shield =
73 +Part Number: **LA66-XXX**
119 119  
75 +**XX**: The default frequency band
120 120  
121 -== 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
122 122  
123 123  
88 += LA66 LoRaWAN Shield =
124 124  
125 -(((
126 -[[image:image-20220715000826-2.png||height="145" width="220"]]
127 -)))
90 +== Overview ==
128 128  
129 -(((
130 -
131 -)))
132 -
133 -(((
134 134  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.
135 -)))
136 136  
137 -(((
138 -(((
139 -(% 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.
140 -)))
141 -)))
142 142  
143 -(((
144 -(((
145 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
146 -)))
147 -)))
95 +== Features ==
148 148  
149 -(((
150 -(((
151 -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.
152 -)))
153 -)))
154 -
155 -(((
156 -(((
157 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
158 -)))
159 -)))
160 -
161 -
162 -
163 -
164 -== 2.2  Features ==
165 -
166 166  * Arduino Shield base on LA66 LoRaWAN module
167 167  * Support LoRaWAN v1.0.4 protocol
168 168  * Support peer-to-peer protocol
... ... @@ -174,11 +174,8 @@
174 174  * Firmware upgradable via UART interface
175 175  * Ultra-long RF range
176 176  
108 +== Specification ==
177 177  
178 -
179 -
180 -== 2.3  Specification ==
181 -
182 182  * CPU: 32-bit 48 MHz
183 183  * Flash: 256KB
184 184  * RAM: 64KB
... ... @@ -197,345 +197,212 @@
197 197  * LoRa Rx current: <9 mA
198 198  * I/O Voltage: 3.3v
199 199  
128 +== Pin Mapping & LED ==
200 200  
130 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
201 201  
132 +== Example: Join TTN network and send an uplink message, get downlink message. ==
202 202  
203 -== 2.4  Pin Mapping & LED ==
134 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
204 204  
136 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
205 205  
138 +=== what needs to be used ===
206 206  
207 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
140 +1.LA66 LoRaWAN Shield that needs to be upgraded
208 208  
142 +2.Arduino
209 209  
144 +3.USB TO TTL
210 210  
211 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
146 +[[image:image-20220602100052-2.png]]
212 212  
148 +=== Wiring Schematic ===
213 213  
150 +[[image:image-20220602101311-3.png]]
214 214  
215 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
152 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
216 216  
154 +GND  >>>>>>>>>>>>GND
217 217  
156 +TXD  >>>>>>>>>>>>TXD
218 218  
219 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
158 +RXD  >>>>>>>>>>>>RXD
220 220  
160 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
221 221  
222 -=== 2.8.1  Items needed for update ===
162 +Connect to the PC after connecting the wires
223 223  
224 -1. LA66 LoRaWAN Shield
225 -1. Arduino
226 -1. USB TO TTL Adapter
164 +[[image:image-20220602102240-4.png]]
227 227  
228 -[[image:image-20220602100052-2.png||height="385" width="600"]]
166 +=== Upgrade steps ===
229 229  
168 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
230 230  
231 -=== 2.8.2  Connection ===
170 +[[image:image-20220602102824-5.png]]
232 232  
172 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
233 233  
234 -[[image:image-20220602101311-3.png||height="276" width="600"]]
174 +[[image:image-20220602104701-12.png]]
235 235  
176 +==== Open the upgrade application software ====
236 236  
237 -(((
238 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
239 -)))
178 +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/]]
240 240  
241 -(((
242 -(% style="background-color:yellow" %)**GND  <-> GND
243 -TXD  <->  TXD
244 -RXD  <->  RXD**
245 -)))
246 -
247 -
248 -Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
249 -
250 -Connect USB TTL Adapter to PC after connecting the wires
251 -
252 -
253 -[[image:image-20220602102240-4.png||height="304" width="600"]]
254 -
255 -
256 -=== 2.8.3  Upgrade steps ===
257 -
258 -
259 -==== 1.  Switch SW1 to put in ISP position ====
260 -
261 -
262 -[[image:image-20220602102824-5.png||height="306" width="600"]]
263 -
264 -
265 -
266 -==== 2.  Press the RST switch once ====
267 -
268 -
269 -[[image:image-20220602104701-12.png||height="285" width="600"]]
270 -
271 -
272 -
273 -==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
274 -
275 -
276 -(((
277 -(% 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/]]**
278 -)))
279 -
280 -
281 281  [[image:image-20220602103227-6.png]]
282 282  
283 -
284 284  [[image:image-20220602103357-7.png]]
285 285  
184 +===== Select the COM port corresponding to USB TTL =====
286 286  
287 -
288 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
289 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
290 -
291 -
292 292  [[image:image-20220602103844-8.png]]
293 293  
188 +===== Select the bin file to burn =====
294 294  
295 -
296 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
297 -(% style="color:blue" %)**3. Select the bin file to burn**
298 -
299 -
300 300  [[image:image-20220602104144-9.png]]
301 301  
302 -
303 303  [[image:image-20220602104251-10.png]]
304 304  
305 -
306 306  [[image:image-20220602104402-11.png]]
307 307  
196 +===== Click to start the download =====
308 308  
309 -
310 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
311 -(% style="color:blue" %)**4. Click to start the download**
312 -
313 313  [[image:image-20220602104923-13.png]]
314 314  
200 +===== The following figure appears to prove that the burning is in progress =====
315 315  
316 -
317 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
318 -(% style="color:blue" %)**5. Check update process**
319 -
320 -
321 321  [[image:image-20220602104948-14.png]]
322 322  
204 +===== The following picture appears to prove that the burning is successful =====
323 323  
324 -
325 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
326 -(% style="color:blue" %)**The following picture shows that the burning is successful**
327 -
328 328  [[image:image-20220602105251-15.png]]
329 329  
208 +(% class="wikigeneratedid" %)
209 += =
330 330  
211 +== Order Info ==
331 331  
332 -= 3.  LA66 USB LoRaWAN Adapter =
213 +Part Number: **LA66-LoRaWAN-Shield-XXX**
333 333  
215 +**XX**: The default frequency band
334 334  
335 -== 3.1  Overview ==
217 +* **AS923**: LoRaWAN AS923 band
218 +* **AU915**: LoRaWAN AU915 band
219 +* **EU433**: LoRaWAN EU433 band
220 +* **EU868**: LoRaWAN EU868 band
221 +* **KR920**: LoRaWAN KR920 band
222 +* **US915**: LoRaWAN US915 band
223 +* **IN865**: LoRaWAN IN865 band
224 +* **CN470**: LoRaWAN CN470 band
225 +* **PP**: Peer to Peer LoRa Protocol
336 336  
337 -[[image:image-20220715001142-3.png||height="145" width="220"]]
338 338  
339 -(% 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.
228 +(% class="wikigeneratedid" %)
229 +== Package Info ==
340 340  
341 -(% 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.
231 +* LA66 LoRaWAN Shield x 1
232 +* RF Antenna x 1
342 342  
343 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
344 344  
345 -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.
346 346  
347 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
348 348  
349 349  
350 -== 3.2  Features ==
238 += LA66 USB LoRaWAN Adapter =
351 351  
352 -* LoRaWAN USB adapter base on LA66 LoRaWAN module
353 -* Ultra-long RF range
354 -* Support LoRaWAN v1.0.4 protocol
355 -* Support peer-to-peer protocol
356 -* TCXO crystal to ensure RF performance on low temperature
357 -* Spring RF antenna
358 -* Available in different frequency LoRaWAN frequency bands.
359 -* World-wide unique OTAA keys.
360 -* AT Command via UART-TTL interface
361 -* Firmware upgradable via UART interface
362 -* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
240 +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.
363 363  
242 +Before use, please make sure that the computer has installed the CP2102 driver
364 364  
244 +== Pin Mapping & LED ==
365 365  
366 -== 3.3  Specification ==
246 +== Example Send & Get Messages via LoRaWAN in PC ==
367 367  
368 -* CPU: 32-bit 48 MHz
369 -* Flash: 256KB
370 -* RAM: 64KB
371 -* Input Power Range: 5v
372 -* Frequency Range: 150 MHz ~~ 960 MHz
373 -* Maximum Power +22 dBm constant RF output
374 -* High sensitivity: -148 dBm
375 -* Temperature:
376 -** Storage: -55 ~~ +125℃
377 -** Operating: -40 ~~ +85℃
378 -* Humidity:
379 -** Storage: 5 ~~ 95% (Non-Condensing)
380 -** Operating: 10 ~~ 95% (Non-Condensing)
381 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
382 -* LoRa Rx current: <9 mA
248 +Connect the LA66 LoRa Shield to the PC
383 383  
250 +[[image:image-20220602171217-1.png||height="615" width="915"]]
384 384  
385 -
386 -== 3.4  Pin Mapping & LED ==
387 -
388 -
389 -
390 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
391 -
392 -
393 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
394 -
395 -
396 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
397 -
398 -
399 -[[image:image-20220602171217-1.png||height="538" width="800"]]
400 -
401 -
402 402  Open the serial port tool
403 403  
404 404  [[image:image-20220602161617-8.png]]
405 405  
406 -[[image:image-20220602161718-9.png||height="457" width="800"]]
256 +[[image:image-20220602161718-9.png||height="529" width="927"]]
407 407  
258 +Press the reset switch RST on the LA66 LoRa Shield.
408 408  
260 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
409 409  
410 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
262 +[[image:image-20220602161935-10.png]]
411 411  
412 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
264 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
413 413  
414 -
415 -[[image:image-20220602161935-10.png||height="498" width="800"]]
416 -
417 -
418 -
419 -(% style="color:blue" %)**3. See Uplink Command**
420 -
421 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
422 -
423 423  example: AT+SENDB=01,02,8,05820802581ea0a5
424 424  
425 -[[image:image-20220602162157-11.png||height="497" width="800"]]
268 +[[image:image-20220602162157-11.png]]
426 426  
270 +Check to see if TTN received the message
427 427  
272 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
428 428  
429 -(% style="color:blue" %)**4. Check to see if TTN received the message**
274 +== Example Send & Get Messages via LoRaWAN in RPi ==
430 430  
431 -[[image:image-20220602162331-12.png||height="420" width="800"]]
276 +Connect the LA66 LoRa Shield to the RPI
432 432  
278 +[[image:image-20220602171233-2.png||height="592" width="881"]]
433 433  
280 +Log in to the RPI's terminal and connect to the serial port
434 434  
435 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
282 +[[image:image-20220602153146-3.png]]
436 436  
284 +Press the reset switch RST on the LA66 LoRa Shield.
285 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
437 437  
438 -**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]]
287 +[[image:image-20220602154928-5.png]]
439 439  
289 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
440 440  
441 -(% style="color:red" %)**Preconditions:**
442 -
443 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
444 -
445 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
446 -
447 -
448 -
449 -(% style="color:blue" %)**Steps for usage:**
450 -
451 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
452 -
453 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
454 -
455 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
456 -
457 -
458 -
459 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
460 -
461 -
462 -Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
463 -
464 -
465 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
466 -
467 -[[image:image-20220602171233-2.png||height="538" width="800"]]
468 -
469 -
470 -
471 -(% style="color:blue" %)**2. Install Minicom in RPi.**
472 -
473 -(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
474 -
475 - (% style="background-color:yellow" %)**apt update**
476 -
477 - (% style="background-color:yellow" %)**apt install minicom**
478 -
479 -
480 -Use minicom to connect to the RPI's terminal
481 -
482 -[[image:image-20220602153146-3.png||height="439" width="500"]]
483 -
484 -
485 -
486 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
487 -
488 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
489 -
490 -
491 -[[image:image-20220602154928-5.png||height="436" width="500"]]
492 -
493 -
494 -
495 -(% style="color:blue" %)**4. Send Uplink message**
496 -
497 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
498 -
499 499  example: AT+SENDB=01,02,8,05820802581ea0a5
500 500  
293 +[[image:image-20220602160339-6.png]]
501 501  
502 -[[image:image-20220602160339-6.png||height="517" width="600"]]
295 +Check to see if TTN received the message
503 503  
297 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
504 504  
299 +=== Install Minicom ===
505 505  
506 -Check to see if TTN received the message
301 +Enter the following command in the RPI terminal
507 507  
508 -[[image:image-20220602160627-7.png||height="369" width="800"]]
303 +apt update
509 509  
305 +[[image:image-20220602143155-1.png]]
510 510  
307 +apt install minicom
511 511  
512 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
309 +[[image:image-20220602143744-2.png]]
513 513  
311 +=== Send PC's CPU/RAM usage to TTN via script. ===
514 514  
313 +==== Take python as an example： ====
515 515  
516 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
315 +===== Preconditions: =====
517 517  
317 +1.LA66 USB LoRaWAN Adapter works fine
518 518  
319 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
519 519  
321 +===== Steps for usage =====
520 520  
521 -= 4.  Order Info =
323 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
522 522  
325 +2.Run the script and see the TTN
523 523  
524 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
327 +[[image:image-20220602115852-3.png]]
525 525  
526 526  
527 -(% style="color:blue" %)**XXX**(%%): The default frequency band
528 528  
529 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
530 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
531 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
532 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
533 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
534 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
535 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
536 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
537 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
331 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
538 538  
539 -= 5.  Reference =
540 540  
541 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
334 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
335 +
336 +
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