Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 70.1 >
edited by Edwin Chen
on 2022/07/02 23:51
To version < 100.5 >
edited by Xiaoling
on 2022/07/19 11:45
>
Change comment: There is no comment for this version

Summary

Details

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Author
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1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
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1 -{{box cssClass="floatinginfobox" title="**Contents**"}}
1 +
2 +
3 +**Table of Contents:**
4 +
2 2  {{toc/}}
3 -{{/box}}
4 4  
5 -= LA66 LoRaWAN Module =
6 6  
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 +(((
9 9  (% 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 +)))
10 10  
29 +(((
30 +(((
11 11  (% 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 +)))
12 12  
35 +(((
36 +(((
13 13  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 +)))
14 14  
40 +(((
15 15  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 +)))
16 16  
45 +(((
46 +(((
17 17  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 +)))
49 +)))
18 18  
19 19  
20 -== Features ==
21 21  
53 +== 1.2  Features ==
54 +
22 22  * Support LoRaWAN v1.0.4 protocol
23 23  * Support peer-to-peer protocol
24 24  * TCXO crystal to ensure RF performance on low temperature
... ... @@ -29,10 +29,8 @@
29 29  * Firmware upgradable via UART interface
30 30  * Ultra-long RF range
31 31  
65 +== 1.3  Specification ==
32 32  
33 -
34 -== Specification ==
35 -
36 36  * CPU: 32-bit 48 MHz
37 37  * Flash: 256KB
38 38  * RAM: 64KB
... ... @@ -51,221 +51,463 @@
51 51  * LoRa Rx current: <9 mA
52 52  * I/O Voltage: 3.3v
53 53  
54 -== AT Command ==
85 +== 1.4  AT Command ==
55 55  
87 +
56 56  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
57 57  
58 58  
59 -== Dimension ==
60 60  
61 -[[image:image-20220517072526-1.png]]
92 +== 1.5  Dimension ==
62 62  
94 +[[image:image-20220718094750-3.png]]
63 63  
64 -== Pin Mapping ==
65 65  
66 -[[image:image-20220523101537-1.png]]
67 67  
68 -== Land Pattern ==
69 69  
99 +== 1.6  Pin Mapping ==
100 +
101 +
102 +[[image:image-20220719093156-1.png]]
103 +
104 +
105 +
106 +== 1.7  Land Pattern ==
107 +
70 70  [[image:image-20220517072821-2.png]]
71 71  
72 72  
73 -== Part Number ==
74 74  
75 -Part Number: **LA66-XXX**
112 += 2.  LA66 LoRaWAN Shield =
76 76  
77 -**XX**: The default frequency band
78 78  
79 -* **AS923**: LoRaWAN AS923 band
80 -* **AU915**: LoRaWAN AU915 band
81 -* **EU433**: LoRaWAN EU433 band
82 -* **EU868**: LoRaWAN EU868 band
83 -* **KR920**: LoRaWAN KR920 band
84 -* **US915**: LoRaWAN US915 band
85 -* **IN865**: LoRaWAN IN865 band
86 -* **CN470**: LoRaWAN CN470 band
87 -* **PP**: Peer to Peer LoRa Protocol
115 +== 2.1  Overview ==
88 88  
89 -= LA66 LoRaWAN Shield =
90 90  
91 -LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
118 +(((
119 +[[image:image-20220715000826-2.png||height="145" width="220"]]
120 +)))
92 92  
93 -== Pin Mapping & LED ==
122 +(((
123 +
124 +)))
94 94  
95 -== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
126 +(((
127 +(% 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.
128 +)))
96 96  
97 -== Example: Join TTN network and send an uplink message, get downlink message. ==
130 +(((
131 +(((
132 +(% 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.
133 +)))
134 +)))
98 98  
99 -== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
136 +(((
137 +(((
138 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 +)))
140 +)))
100 100  
101 -== Upgrade Firmware of LA66 LoRaWAN Shield ==
142 +(((
143 +(((
144 +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.
145 +)))
146 +)))
102 102  
103 -=== what needs to be used ===
148 +(((
149 +(((
150 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
151 +)))
152 +)))
104 104  
105 -1.LA66 LoRaWAN Shield that needs to be upgraded
106 106  
107 -2.Arduino
108 108  
109 -3.USB TO TTL
156 +== 2.2  Features ==
110 110  
111 -[[image:image-20220602100052-2.png]]
158 +* Arduino Shield base on LA66 LoRaWAN module
159 +* Support LoRaWAN v1.0.4 protocol
160 +* Support peer-to-peer protocol
161 +* TCXO crystal to ensure RF performance on low temperature
162 +* SMA connector
163 +* Available in different frequency LoRaWAN frequency bands.
164 +* World-wide unique OTAA keys.
165 +* AT Command via UART-TTL interface
166 +* Firmware upgradable via UART interface
167 +* Ultra-long RF range
112 112  
113 -=== Wiring Schematic ===
169 +== 2.3  Specification ==
114 114  
115 -[[image:image-20220602101311-3.png]]
171 +* CPU: 32-bit 48 MHz
172 +* Flash: 256KB
173 +* RAM: 64KB
174 +* Input Power Range: 1.8v ~~ 3.7v
175 +* Power Consumption: < 4uA.
176 +* Frequency Range: 150 MHz ~~ 960 MHz
177 +* Maximum Power +22 dBm constant RF output
178 +* High sensitivity: -148 dBm
179 +* Temperature:
180 +** Storage: -55 ~~ +125℃
181 +** Operating: -40 ~~ +85℃
182 +* Humidity:
183 +** Storage: 5 ~~ 95% (Non-Condensing)
184 +** Operating: 10 ~~ 95% (Non-Condensing)
185 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
186 +* LoRa Rx current: <9 mA
187 +* I/O Voltage: 3.3v
116 116  
117 -LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
189 +== 2.4  Pin Mapping & LED ==
118 118  
119 -GND  >>>>>>>>>>>>GND
120 120  
121 -TXD  >>>>>>>>>>>>TXD
122 122  
123 -RXD  >>>>>>>>>>>>RXD
193 +== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
124 124  
125 -JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
126 126  
127 -Connect to the PC after connecting the wires
128 128  
129 -[[image:image-20220602102240-4.png]]
197 +== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
130 130  
131 -=== Upgrade steps ===
132 132  
133 -==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
134 134  
135 -[[image:image-20220602102824-5.png]]
201 +== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
136 136  
137 -==== Press the RST switch on the LA66 LoRaWAN Shield once ====
138 138  
139 -[[image:image-20220602104701-12.png]]
140 140  
141 -==== Open the upgrade application software ====
205 +== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
142 142  
143 -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/]]
144 144  
208 +=== 2.8.1  Items needed for update ===
209 +
210 +1. LA66 LoRaWAN Shield
211 +1. Arduino
212 +1. USB TO TTL Adapter
213 +
214 +[[image:image-20220602100052-2.png||height="385" width="600"]]
215 +
216 +
217 +=== 2.8.2  Connection ===
218 +
219 +
220 +[[image:image-20220602101311-3.png||height="276" width="600"]]
221 +
222 +
223 +(((
224 +(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
225 +)))
226 +
227 +(((
228 +(% style="background-color:yellow" %)**GND  <-> GND
229 +TXD  <->  TXD
230 +RXD  <->  RXD**
231 +)))
232 +
233 +
234 +Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
235 +
236 +Connect USB TTL Adapter to PC after connecting the wires
237 +
238 +
239 +[[image:image-20220602102240-4.png||height="304" width="600"]]
240 +
241 +
242 +=== 2.8.3  Upgrade steps ===
243 +
244 +
245 +==== 1.  Switch SW1 to put in ISP position ====
246 +
247 +
248 +[[image:image-20220602102824-5.png||height="306" width="600"]]
249 +
250 +
251 +
252 +==== 2.  Press the RST switch once ====
253 +
254 +
255 +[[image:image-20220602104701-12.png||height="285" width="600"]]
256 +
257 +
258 +
259 +==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
260 +
261 +
262 +(((
263 +(% 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/]]**
264 +)))
265 +
266 +
145 145  [[image:image-20220602103227-6.png]]
146 146  
269 +
147 147  [[image:image-20220602103357-7.png]]
148 148  
149 -===== Select the COM port corresponding to USB TTL =====
150 150  
273 +
274 +(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
275 +(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
276 +
277 +
151 151  [[image:image-20220602103844-8.png]]
152 152  
153 -===== Select the bin file to burn =====
154 154  
281 +
282 +(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
283 +(% style="color:blue" %)**3. Select the bin file to burn**
284 +
285 +
155 155  [[image:image-20220602104144-9.png]]
156 156  
288 +
157 157  [[image:image-20220602104251-10.png]]
158 158  
291 +
159 159  [[image:image-20220602104402-11.png]]
160 160  
161 -===== Click to start the download =====
162 162  
295 +
296 +(% class="wikigeneratedid" id="HClicktostartthedownload" %)
297 +(% style="color:blue" %)**4. Click to start the download**
298 +
163 163  [[image:image-20220602104923-13.png]]
164 164  
165 -===== The following figure appears to prove that the burning is in progress =====
166 166  
302 +
303 +(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
304 +(% style="color:blue" %)**5. Check update process**
305 +
306 +
167 167  [[image:image-20220602104948-14.png]]
168 168  
169 -===== The following picture appears to prove that the burning is successful =====
170 170  
310 +
311 +(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
312 +(% style="color:blue" %)**The following picture shows that the burning is successful**
313 +
171 171  [[image:image-20220602105251-15.png]]
172 172  
173 -= LA66 USB LoRaWAN Adapter =
174 174  
175 -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.
176 176  
177 -Before use, please make sure that the computer has installed the CP2102 driver
318 += 3.  LA66 USB LoRaWAN Adapter =
178 178  
179 -== Pin Mapping & LED ==
180 180  
181 -== Example Send & Get Messages via LoRaWAN in PC ==
321 +== 3.1  Overview ==
182 182  
183 -Connect the LA66 LoRa Shield to the PC
184 184  
185 -[[image:image-20220602171217-1.png||height="615" width="915"]]
324 +[[image:image-20220715001142-3.png||height="145" width="220"]]
186 186  
326 +
327 +(((
328 +(% 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.
329 +)))
330 +
331 +(((
332 +(% 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.
333 +)))
334 +
335 +(((
336 +Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
337 +)))
338 +
339 +(((
340 +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.
341 +)))
342 +
343 +(((
344 +LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
345 +)))
346 +
347 +
348 +
349 +== 3.2  Features ==
350 +
351 +* LoRaWAN USB adapter base on LA66 LoRaWAN module
352 +* Ultra-long RF range
353 +* Support LoRaWAN v1.0.4 protocol
354 +* Support peer-to-peer protocol
355 +* TCXO crystal to ensure RF performance on low temperature
356 +* Spring RF antenna
357 +* Available in different frequency LoRaWAN frequency bands.
358 +* World-wide unique OTAA keys.
359 +* AT Command via UART-TTL interface
360 +* Firmware upgradable via UART interface
361 +* Open Source Mobile App for LoRaWAN signal detect and GPS tracking.
362 +
363 +
364 +
365 +== 3.3  Specification ==
366 +
367 +* CPU: 32-bit 48 MHz
368 +* Flash: 256KB
369 +* RAM: 64KB
370 +* Input Power Range: 5v
371 +* Frequency Range: 150 MHz ~~ 960 MHz
372 +* Maximum Power +22 dBm constant RF output
373 +* High sensitivity: -148 dBm
374 +* Temperature:
375 +** Storage: -55 ~~ +125℃
376 +** Operating: -40 ~~ +85℃
377 +* Humidity:
378 +** Storage: 5 ~~ 95% (Non-Condensing)
379 +** Operating: 10 ~~ 95% (Non-Condensing)
380 +* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
381 +* LoRa Rx current: <9 mA
382 +
383 +
384 +
385 +== 3.4  Pin Mapping & LED ==
386 +
387 +
388 +
389 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
390 +
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 +
397 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
398 +
399 +
400 +[[image:image-20220602171217-1.png||height="538" width="800"]]
401 +
402 +
187 187  Open the serial port tool
188 188  
189 189  [[image:image-20220602161617-8.png]]
190 190  
191 -[[image:image-20220602161718-9.png||height="529" width="927"]]
407 +[[image:image-20220602161718-9.png||height="457" width="800"]]
192 192  
193 -Press the reset switch RST on the LA66 LoRa Shield.
194 194  
195 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
196 196  
197 -[[image:image-20220602161935-10.png]]
411 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
198 198  
199 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
413 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
200 200  
415 +
416 +[[image:image-20220602161935-10.png||height="498" width="800"]]
417 +
418 +
419 +
420 +(% style="color:blue" %)**3. See Uplink Command**
421 +
422 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
423 +
201 201  example: AT+SENDB=01,02,8,05820802581ea0a5
202 202  
203 -[[image:image-20220602162157-11.png]]
426 +[[image:image-20220602162157-11.png||height="497" width="800"]]
204 204  
205 -Check to see if TTN received the message
206 206  
207 -[[image:image-20220602162331-12.png||height="547" width="1044"]]
208 208  
209 -== Example Send & Get Messages via LoRaWAN in RPi ==
430 +(% style="color:blue" %)**4. Check to see if TTN received the message**
210 210  
211 -Connect the LA66 LoRa Shield to the RPI
432 +[[image:image-20220602162331-12.png||height="420" width="800"]]
212 212  
213 -[[image:image-20220602171233-2.png||height="592" width="881"]]
214 214  
215 -Log in to the RPI's terminal and connect to the serial port
216 216  
217 -[[image:image-20220602153146-3.png]]
436 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
218 218  
219 -Press the reset switch RST on the LA66 LoRa Shield.
220 -The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
221 221  
222 -[[image:image-20220602154928-5.png]]
439 +**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]]
223 223  
224 -send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
225 225  
442 +(% style="color:red" %)**Preconditions:**
443 +
444 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
445 +
446 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
447 +
448 +
449 +
450 +(% style="color:blue" %)**Steps for usage:**
451 +
452 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
453 +
454 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
455 +
456 +[[image:image-20220602115852-3.png||height="450" width="1187"]]
457 +
458 +
459 +
460 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
461 +
462 +
463 +Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
464 +
465 +
466 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
467 +
468 +[[image:image-20220602171233-2.png||height="538" width="800"]]
469 +
470 +
471 +
472 +(% style="color:blue" %)**2. Install Minicom in RPi.**
473 +
474 +(% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
475 +
476 + (% style="background-color:yellow" %)**apt update**
477 +
478 + (% style="background-color:yellow" %)**apt install minicom**
479 +
480 +
481 +Use minicom to connect to the RPI's terminal
482 +
483 +[[image:image-20220602153146-3.png||height="439" width="500"]]
484 +
485 +
486 +
487 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
488 +
489 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
490 +
491 +
492 +[[image:image-20220602154928-5.png||height="436" width="500"]]
493 +
494 +
495 +
496 +(% style="color:blue" %)**4. Send Uplink message**
497 +
498 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
499 +
226 226  example: AT+SENDB=01,02,8,05820802581ea0a5
227 227  
228 -[[image:image-20220602160339-6.png]]
229 229  
230 -Check to see if TTN received the message
503 +[[image:image-20220602160339-6.png||height="517" width="600"]]
231 231  
232 -[[image:image-20220602160627-7.png||height="468" width="1013"]]
233 233  
234 -=== Install Minicom ===
235 235  
236 -Enter the following command in the RPI terminal
507 +Check to see if TTN received the message
237 237  
238 -apt update
509 +[[image:image-20220602160627-7.png||height="369" width="800"]]
239 239  
240 -[[image:image-20220602143155-1.png]]
241 241  
242 -apt install minicom
243 243  
244 -[[image:image-20220602143744-2.png]]
513 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
245 245  
246 -=== Send PC's CPU/RAM usage to TTN via script. ===
247 247  
248 -==== Take python as an example： ====
249 249  
250 -===== Preconditions: =====
517 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
251 251  
252 -1.LA66 USB LoRaWAN Adapter works fine
253 253  
254 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
255 255  
256 -===== Steps for usage =====
257 257  
258 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
522 += 4.  Order Info =
259 259  
260 -2.Run the script and see the TTN
261 261  
262 -[[image:image-20220602115852-3.png]]
525 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
263 263  
264 264  
528 +(% style="color:blue" %)**XXX**(%%): The default frequency band
265 265  
266 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
530 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
531 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
532 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
533 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
534 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
535 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
536 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
537 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
538 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
267 267  
268 268  
269 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
270 270  
271 -
542 += 5.  Reference =
543 +
544 +* 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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