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 < 58.1 >
edited by Herong Lu
on 2022/06/02 16:23
>
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Lu
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 =
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 15  
16 -(((
17 -(((
18 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
19 -)))
17 +== Specification ==
20 20  
21 -(((
22 -
23 -)))
19 +[[image:image-20220517072526-1.png]]
24 24  
25 -(((
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 -)))
21 +Input Power Range: 1.8v ~~ 3.7v
29 29  
30 -(((
31 -(((
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 -)))
23 +Power Consumption: < 4uA.
35 35  
36 -(((
37 -(((
38 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
39 -)))
25 +Frequency Range: 150 MHz ~~ 960 MHz
40 40  
41 -(((
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 -)))
27 +Maximum Power +22 dBm constant RF output
45 45  
46 -(((
47 -(((
48 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
49 -)))
50 -)))
29 +High sensitivity: -148 dBm
51 51  
31 +Temperature:
52 52  
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
53 53  
36 +Humidity:
54 54  
55 -== 1.2  Features ==
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
56 56  
57 -* Support LoRaWAN v1.0.4 protocol
58 -* Support peer-to-peer protocol
59 -* TCXO crystal to ensure RF performance on low temperature
60 -* SMD Antenna pad and i-pex antenna connector
61 -* Available in different frequency LoRaWAN frequency bands.
62 -* World-wide unique OTAA keys.
63 -* AT Command via UART-TTL interface
64 -* Firmware upgradable via UART interface
65 -* Ultra-long RF range
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
66 66  
43 +LoRa Rx current: <9 mA
67 67  
45 +I/O Voltage: 3.3v
68 68  
69 -== 1.3  Specification ==
70 70  
71 -* CPU: 32-bit 48 MHz
72 -* Flash: 256KB
73 -* RAM: 64KB
74 -* Input Power Range: 1.8v ~~ 3.7v
75 -* Power Consumption: < 4uA.
76 -* Frequency Range: 150 MHz ~~ 960 MHz
77 -* Maximum Power +22 dBm constant RF output
78 -* High sensitivity: -148 dBm
79 -* Temperature:
80 -** Storage: -55 ~~ +125℃
81 -** Operating: -40 ~~ +85℃
82 -* Humidity:
83 -** Storage: 5 ~~ 95% (Non-Condensing)
84 -** Operating: 10 ~~ 95% (Non-Condensing)
85 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
86 -* LoRa Rx current: <9 mA
87 -* I/O Voltage: 3.3v
48 +== AT Command ==
88 88  
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  
53 +== Pin Mapping ==
97 97  
98 -== 1.5  Dimension ==
55 +[[image:image-20220523101537-1.png]]
99 99  
100 -[[image:image-20220718094750-3.png]]
57 +== Land Pattern ==
101 101  
102 -
103 -
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  
62 +== Part Number ==
117 117  
118 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
119 119  
66 +**XX**: The default frequency band
120 120  
121 -== 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
122 122  
77 += LA66 LoRaWAN Shield =
123 123  
79 +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 -[[image:image-20220715000826-2.png||height="145" width="220"]]
127 -)))
81 +== Pin Mapping & LED ==
128 128  
129 -(((
130 -
131 -)))
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
132 132  
133 -(((
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 -)))
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
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 -)))
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
142 142  
143 -(((
144 -(((
145 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
146 -)))
147 -)))
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
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 -)))
91 +=== what needs to be used ===
154 154  
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 -)))
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
160 160  
95 +2.Arduino
161 161  
97 +3.USB TO TTL
162 162  
99 +[[image:image-20220602100052-2.png]]
163 163  
164 -== 2.2  Features ==
101 +=== Wiring Schematic ===
165 165  
166 -* Arduino Shield base on LA66 LoRaWAN module
167 -* Support LoRaWAN v1.0.4 protocol
168 -* Support peer-to-peer protocol
169 -* TCXO crystal to ensure RF performance on low temperature
170 -* SMA connector
171 -* Available in different frequency LoRaWAN frequency bands.
172 -* World-wide unique OTAA keys.
173 -* AT Command via UART-TTL interface
174 -* Firmware upgradable via UART interface
175 -* Ultra-long RF range
103 +[[image:image-20220602101311-3.png]]
176 176  
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
177 177  
107 +GND  >>>>>>>>>>>>GND
178 178  
109 +TXD  >>>>>>>>>>>>TXD
179 179  
180 -== 2.3  Specification ==
111 +RXD  >>>>>>>>>>>>RXD
181 181  
182 -* CPU: 32-bit 48 MHz
183 -* Flash: 256KB
184 -* RAM: 64KB
185 -* Input Power Range: 1.8v ~~ 3.7v
186 -* Power Consumption: < 4uA.
187 -* Frequency Range: 150 MHz ~~ 960 MHz
188 -* Maximum Power +22 dBm constant RF output
189 -* High sensitivity: -148 dBm
190 -* Temperature:
191 -** Storage: -55 ~~ +125℃
192 -** Operating: -40 ~~ +85℃
193 -* Humidity:
194 -** Storage: 5 ~~ 95% (Non-Condensing)
195 -** Operating: 10 ~~ 95% (Non-Condensing)
196 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
197 -* LoRa Rx current: <9 mA
198 -* I/O Voltage: 3.3v
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
199 199  
115 +Connect to the PC after connecting the wires
200 200  
117 +[[image:image-20220602102240-4.png]]
201 201  
119 +=== Upgrade steps ===
202 202  
203 -== 2.4  Pin Mapping & LED ==
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
204 204  
123 +[[image:image-20220602102824-5.png]]
205 205  
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
206 206  
207 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
127 +[[image:image-20220602104701-12.png]]
208 208  
129 +==== Open the upgrade application software ====
209 209  
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/]]
210 210  
211 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
212 -
213 -
214 -
215 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
216 -
217 -
218 -
219 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
220 -
221 -
222 -=== 2.8.1  Items needed for update ===
223 -
224 -1. LA66 LoRaWAN Shield
225 -1. Arduino
226 -1. USB TO TTL Adapter
227 -
228 -[[image:image-20220602100052-2.png||height="385" width="600"]]
229 -
230 -
231 -=== 2.8.2  Connection ===
232 -
233 -
234 -[[image:image-20220602101311-3.png||height="276" width="600"]]
235 -
236 -
237 -(((
238 -(% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
239 -)))
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  
137 +===== 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  
141 +===== 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  
149 +===== 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  
153 +===== 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  
157 +===== 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  
161 += LA66 USB LoRaWAN Adapter =
330 330  
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.
331 331  
332 -= 3.  LA66 USB LoRaWAN Adapter =
165 +Before use, please make sure that the computer has installed the CP2102 driver
333 333  
167 +== Pin Mapping & LED ==
334 334  
335 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in PC ==
336 336  
337 -[[image:image-20220715001142-3.png||height="145" width="220"]]
171 +Connect the LA66 LoRa Shield to the PC
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.
173 +[[image:image-20220602153333-4.png]]
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.
342 -
343 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
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 -
347 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
348 -
349 -
350 -== 3.2  Features ==
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.
363 -
364 -
365 -
366 -== 3.3  Specification ==
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
383 -
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"]]
179 +[[image:image-20220602161718-9.png||height="529" width="927"]]
407 407  
181 +Press the reset switch RST on the LA66 LoRa Shield.
408 408  
183 +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.**
185 +[[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
187 +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"]]
191 +[[image:image-20220602162157-11.png]]
426 426  
193 +Check to see if TTN received the message
427 427  
195 +[[image:image-20220602162331-12.png||height="547" width="1044"]]
428 428  
429 -(% style="color:blue" %)**4. Check to see if TTN received the message**
197 +== Example Send & Get Messages via LoRaWAN in RPi ==
430 430  
431 -[[image:image-20220602162331-12.png||height="420" width="800"]]
199 +Connect the LA66 LoRa Shield to the RPI
432 432  
201 +[[image:image-20220602153333-4.png]]
433 433  
203 +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 ==
205 +[[image:image-20220602153146-3.png]]
436 436  
207 +Press the reset switch RST on the LA66 LoRa Shield.
208 +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]]
210 +[[image:image-20220602154928-5.png]]
439 439  
212 +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  
216 +[[image:image-20220602160339-6.png]]
501 501  
502 -[[image:image-20220602160339-6.png||height="517" width="600"]]
218 +Check to see if TTN received the message
503 503  
220 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
504 504  
222 +=== Install Minicom ===
505 505  
506 -Check to see if TTN received the message
224 +Enter the following command in the RPI terminal
507 507  
508 -[[image:image-20220602160627-7.png||height="369" width="800"]]
226 +apt update
509 509  
228 +[[image:image-20220602143155-1.png]]
510 510  
230 +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. ==
232 +[[image:image-20220602143744-2.png]]
513 513  
234 +=== Send PC's CPU/RAM usage to TTN via script. ===
514 514  
236 +==== Take python as an example： ====
515 515  
516 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
238 +===== Preconditions: =====
517 517  
240 +1.LA66 LoRa Shield works fine
518 518  
242 +2.LA66 LoRa Shield is registered with TTN
519 519  
244 +===== Steps for usage =====
520 520  
521 -= 4.  Order Info =
246 +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
522 522  
248 +[[image:image-20220602114148-1.png]]
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**
250 +2.Run the script and see the TTN
525 525  
252 +[[image:image-20220602115852-3.png]]
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
538 538  
539 -= 5.  Reference =
256 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
540 540  
541 -* Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
258 +
259 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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