Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 100.5 >
edited by Xiaoling
on 2022/07/19 11:45
To version < 52.1 >
edited by Herong Lu
on 2022/06/02 16:07
>
Change comment: There is no comment for this version

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1 -XWiki.Xiaoling
1 +XWiki.Lu
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1 -
1 +{{box cssClass="floatinginfobox" title="**Contents**"}}
2 +{{toc/}}
3 +{{/box}}
2 2  
3 -**Table of Contents:**
5 += LA66 LoRaWAN Module =
4 4  
5 -{{toc/}}
7 +== What is LA66 LoRaWAN Module ==
6 6  
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.
7 7  
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.
8 8  
9 -= 1.  LA66 LoRaWAN Module =
13 +**Each LA66 **module includes a world unique OTAA key for LoRaWAN registration.
10 10  
11 11  
12 -== 1.1  What is LA66 LoRaWAN Module ==
13 13  
17 +== Specification ==
14 14  
15 -(((
16 -(((
17 -[[image:image-20220719093358-2.png||height="145" width="220"]](% style="color:blue" %)** **
18 -)))
19 +[[image:image-20220517072526-1.png]]
19 19  
20 -(((
21 -
22 -)))
21 +Input Power Range: 1.8v ~~ 3.7v
23 23  
24 -(((
25 -(% style="color:blue" %)**Dragino LA66**(%%) is a small wireless LoRaWAN module that offers a very compelling mix of long-range, low power consumption, and secure data transmission. It is designed to facilitate developers to quickly deploy industrial-level LoRaWAN and IoT solutions. It helps users to turn the idea into a practical application and make the Internet of Things a reality. It is easy to create and connect your things everywhere.
26 -)))
27 -)))
23 +Power Consumption: < 4uA.
28 28  
29 -(((
30 -(((
31 -(% style="color:blue" %)**LA66**(%%) is a ready-to-use module that includes the (% style="color:blue" %)**LoRaWAN v1.0.4 protocol**(%%). The LoRaWAN stack used in LA66 is used in more than 1 million LoRaWAN End Devices deployed world widely. This mature LoRaWAN stack greatly reduces the risk to make stable LoRaWAN Sensors to support different LoRaWAN servers and different countries' standards. External MCU can use AT command to call LA66 and start to transmit data via the LoRaWAN protocol.
32 -)))
33 -)))
25 +Frequency Range: 150 MHz ~~ 960 MHz
34 34  
35 -(((
36 -(((
37 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
38 -)))
27 +Maximum Power +22 dBm constant RF output
39 39  
40 -(((
41 -Besides the support of the LoRaWAN protocol, LA66 also supports (% style="color:blue" %)**open-source peer-to-peer LoRa Protocol**(%%) for the none-LoRaWAN application.
42 -)))
43 -)))
29 +High sensitivity: -148 dBm
44 44  
45 -(((
46 -(((
47 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
48 -)))
49 -)))
31 +Temperature:
50 50  
33 +* Storage: -55 ~~ +125℃
34 +* Operating: -40 ~~ +85℃
51 51  
36 +Humidity:
52 52  
53 -== 1.2  Features ==
38 +* Storage: 5 ~~ 95% (Non-Condensing)
39 +* Operating: 10 ~~ 95% (Non-Condensing)
54 54  
55 -* Support LoRaWAN v1.0.4 protocol
56 -* Support peer-to-peer protocol
57 -* TCXO crystal to ensure RF performance on low temperature
58 -* SMD Antenna pad and i-pex antenna connector
59 -* Available in different frequency LoRaWAN frequency bands.
60 -* World-wide unique OTAA keys.
61 -* AT Command via UART-TTL interface
62 -* Firmware upgradable via UART interface
63 -* Ultra-long RF range
41 +LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
64 64  
65 -== 1.3  Specification ==
43 +LoRa Rx current: <9 mA
66 66  
67 -* CPU: 32-bit 48 MHz
68 -* Flash: 256KB
69 -* RAM: 64KB
70 -* Input Power Range: 1.8v ~~ 3.7v
71 -* Power Consumption: < 4uA.
72 -* Frequency Range: 150 MHz ~~ 960 MHz
73 -* Maximum Power +22 dBm constant RF output
74 -* High sensitivity: -148 dBm
75 -* Temperature:
76 -** Storage: -55 ~~ +125℃
77 -** Operating: -40 ~~ +85℃
78 -* Humidity:
79 -** Storage: 5 ~~ 95% (Non-Condensing)
80 -** Operating: 10 ~~ 95% (Non-Condensing)
81 -* LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
82 -* LoRa Rx current: <9 mA
83 -* I/O Voltage: 3.3v
45 +I/O Voltage: 3.3v
84 84  
85 -== 1.4  AT Command ==
86 86  
48 +== AT Command ==
87 87  
88 88  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
89 89  
90 90  
53 +== Pin Mapping ==
91 91  
92 -== 1.5  Dimension ==
55 +[[image:image-20220523101537-1.png]]
93 93  
94 -[[image:image-20220718094750-3.png]]
57 +== Land Pattern ==
95 95  
96 -
97 -
98 -
99 -== 1.6  Pin Mapping ==
100 -
101 -
102 -[[image:image-20220719093156-1.png]]
103 -
104 -
105 -
106 -== 1.7  Land Pattern ==
107 -
108 108  [[image:image-20220517072821-2.png]]
109 109  
110 110  
62 +== Part Number ==
111 111  
112 -= 2.  LA66 LoRaWAN Shield =
64 +Part Number: **LA66-XXX**
113 113  
66 +**XX**: The default frequency band
114 114  
115 -== 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
116 116  
77 += LA66 LoRaWAN Shield =
117 117  
118 -(((
119 -[[image:image-20220715000826-2.png||height="145" width="220"]]
120 -)))
79 +LA66 LoRaWAN Shield is the Arduino Breakout PCB to fast test the features of LA66 module and turn Arduino to support LoRaWAN.
121 121  
122 -(((
123 -
124 -)))
81 +== Pin Mapping & LED ==
125 125  
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 -)))
83 +== Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
129 129  
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 -)))
85 +== Example: Join TTN network and send an uplink message, get downlink message. ==
135 135  
136 -(((
137 -(((
138 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
139 -)))
140 -)))
87 +== Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
141 141  
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 -)))
89 +== Upgrade Firmware of LA66 LoRaWAN Shield ==
147 147  
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 -)))
91 +=== what needs to be used ===
153 153  
93 +1.LA66 LoRaWAN Shield that needs to be upgraded
154 154  
95 +2.Arduino
155 155  
156 -== 2.2  Features ==
97 +3.USB TO TTL
157 157  
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
99 +[[image:image-20220602100052-2.png]]
168 168  
169 -== 2.3  Specification ==
101 +=== Wiring Schematic ===
170 170  
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
103 +[[image:image-20220602101311-3.png]]
188 188  
189 -== 2.4  Pin Mapping & LED ==
105 +LA66 LoRaWAN Shield  >>>>>>>>>>>>USB TTL
190 190  
107 +GND  >>>>>>>>>>>>GND
191 191  
109 +TXD  >>>>>>>>>>>>TXD
192 192  
193 -== 2.5  Example: Use AT Command to communicate with LA66 module via Arduino UNO. ==
111 +RXD  >>>>>>>>>>>>RXD
194 194  
113 +JP6 of LA66 LoRaWAN Shield needs to be connected with yellow jumper cap
195 195  
115 +Connect to the PC after connecting the wires
196 196  
197 -== 2.6  Example: Join TTN network and send an uplink message, get downlink message. ==
117 +[[image:image-20220602102240-4.png]]
198 198  
119 +=== Upgrade steps ===
199 199  
121 +==== Dial the SW1 of the LA66 LoRaWAN Shield to the ISP's location as shown in the figure below ====
200 200  
201 -== 2.7  Example: Log Temperature Sensor(DHT11) and send data to TTN, show it in DataCake. ==
123 +[[image:image-20220602102824-5.png]]
202 202  
125 +==== Press the RST switch on the LA66 LoRaWAN Shield once ====
203 203  
127 +[[image:image-20220602104701-12.png]]
204 204  
205 -== 2.8  Upgrade Firmware of LA66 LoRaWAN Shield ==
129 +==== Open the upgrade application software ====
206 206  
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/]]
207 207  
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 -
267 267  [[image:image-20220602103227-6.png]]
268 268  
269 -
270 270  [[image:image-20220602103357-7.png]]
271 271  
137 +===== Select the COM port corresponding to USB TTL =====
272 272  
273 -
274 -(% class="wikigeneratedid" id="HSelecttheCOMportcorrespondingtoUSBTTL" %)
275 -(% style="color:blue" %)**2. Select the COM port corresponding to USB TTL**
276 -
277 -
278 278  [[image:image-20220602103844-8.png]]
279 279  
141 +===== Select the bin file to burn =====
280 280  
281 -
282 -(% class="wikigeneratedid" id="HSelectthebinfiletoburn" %)
283 -(% style="color:blue" %)**3. Select the bin file to burn**
284 -
285 -
286 286  [[image:image-20220602104144-9.png]]
287 287  
288 -
289 289  [[image:image-20220602104251-10.png]]
290 290  
291 -
292 292  [[image:image-20220602104402-11.png]]
293 293  
149 +===== Click to start the download =====
294 294  
295 -
296 -(% class="wikigeneratedid" id="HClicktostartthedownload" %)
297 -(% style="color:blue" %)**4. Click to start the download**
298 -
299 299  [[image:image-20220602104923-13.png]]
300 300  
153 +===== The following figure appears to prove that the burning is in progress =====
301 301  
302 -
303 -(% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
304 -(% style="color:blue" %)**5. Check update process**
305 -
306 -
307 307  [[image:image-20220602104948-14.png]]
308 308  
157 +===== The following picture appears to prove that the burning is successful =====
309 309  
310 -
311 -(% class="wikigeneratedid" id="HThefollowingpictureappearstoprovethattheburningissuccessful" %)
312 -(% style="color:blue" %)**The following picture shows that the burning is successful**
313 -
314 314  [[image:image-20220602105251-15.png]]
315 315  
161 += LA66 USB LoRaWAN Adapter =
316 316  
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.
317 317  
318 -= 3.  LA66 USB LoRaWAN Adapter =
165 +Before use, please make sure that the computer has installed the CP2102 driver
319 319  
167 +== Pin Mapping & LED ==
320 320  
321 -== 3.1  Overview ==
169 +== Example Send & Get Messages via LoRaWAN in PC ==
322 322  
171 +== Example Send & Get Messages via LoRaWAN in RPi ==
323 323  
324 -[[image:image-20220715001142-3.png||height="145" width="220"]]
173 +Connect the LA66 LoRa Shield to the RPI
325 325  
175 +[[image:image-20220602153333-4.png]]
326 326  
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 -)))
177 +Log in to the RPI's terminal and connect to the serial port
330 330  
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 -)))
179 +[[image:image-20220602153146-3.png]]
334 334  
335 -(((
336 -Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
337 -)))
181 +Press the reset switch RST on the LA66 LoRa Shield.
182 +The following picture appears to prove that the LA66 LoRa Shield successfully entered the network
338 338  
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 -)))
184 +[[image:image-20220602154928-5.png]]
342 342  
343 -(((
344 -LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
345 -)))
186 +send instructions: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
346 346  
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 -
403 -Open the serial port tool
404 -
405 -[[image:image-20220602161617-8.png]]
406 -
407 -[[image:image-20220602161718-9.png||height="457" width="800"]]
408 -
409 -
410 -
411 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
412 -
413 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
414 -
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 -
424 424  example: AT+SENDB=01,02,8,05820802581ea0a5
425 425  
426 -[[image:image-20220602162157-11.png||height="497" width="800"]]
190 +[[image:image-20220602160339-6.png]]
427 427  
192 +Check to see if TTN received the message
428 428  
194 +[[image:image-20220602160627-7.png||height="468" width="1013"]]
429 429  
430 -(% style="color:blue" %)**4. Check to see if TTN received the message**
196 +=== Install Minicom ===
431 431  
432 -[[image:image-20220602162331-12.png||height="420" width="800"]]
198 +Enter the following command in the RPI terminal
433 433  
200 +apt update
434 434  
202 +[[image:image-20220602143155-1.png]]
435 435  
436 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
204 +apt install minicom
437 437  
206 +[[image:image-20220602143744-2.png]]
438 438  
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]]
208 +=== Use AT Command to send an uplink message. ===
440 440  
210 +=== Send PC's CPU/RAM usage to TTN via script. ===
441 441  
442 -(% style="color:red" %)**Preconditions:**
212 +==== Take python as an example： ====
443 443  
444 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
214 +===== Preconditions: =====
445 445  
446 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
216 +1.LA66 LoRa Shield works fine
447 447  
218 +2.LA66 LoRa Shield is registered with TTN
448 448  
220 +===== Steps for usage =====
449 449  
450 -(% style="color:blue" %)**Steps for usage:**
222 +1.After connecting the line, connect it to the PC, turn SW1 to FLASH, and press the RST switch. As shown in the figure below
451 451  
452 -(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
224 +[[image:image-20220602114148-1.png]]
453 453  
454 -(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
226 +2.Run the script and see the TTN
455 455  
456 -[[image:image-20220602115852-3.png||height="450" width="1187"]]
228 +[[image:image-20220602115852-3.png]]
457 457  
458 458  
459 459  
460 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
232 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
461 461  
462 462  
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 -
500 -example: AT+SENDB=01,02,8,05820802581ea0a5
501 -
502 -
503 -[[image:image-20220602160339-6.png||height="517" width="600"]]
504 -
505 -
506 -
507 -Check to see if TTN received the message
508 -
509 -[[image:image-20220602160627-7.png||height="369" width="800"]]
510 -
511 -
512 -
513 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
514 -
515 -
516 -
517 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
518 -
519 -
520 -
521 -
522 -= 4.  Order Info =
523 -
524 -
525 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
526 -
527 -
528 -(% style="color:blue" %)**XXX**(%%): The default frequency band
529 -
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
539 -
540 -
541 -
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]]
235 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
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