<
From version < 87.17 >
edited by Xiaoling
on 2022/07/13 10:13
To version < 87.3 >
edited by Xiaoling
on 2022/07/13 09:49
>
Change comment: There is no comment for this version

Summary

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Content
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1 1  
2 2  
3 -**Table of Contents:**
3 +{{box cssClass="floatinginfobox" title="**Contents**"}}
4 +{{toc/}}
5 +{{/box}}
4 4  
5 5  {{toc/}}
6 6  
... ... @@ -12,25 +12,15 @@
12 12  == 1.1  What is LA66 LoRaWAN Module ==
13 13  
14 14  
15 -(((
16 16  (% 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.
17 -)))
18 18  
19 -(((
20 20  (% 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.
21 -)))
22 22  
23 -(((
24 24  Each LA66 module includes a (% style="color:blue" %)**world-unique OTAA key**(%%) for LoRaWAN registration.
25 -)))
26 26  
27 -(((
28 28  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.
29 -)))
30 30  
31 -(((
32 32  LA66 is equipped with (% style="color:blue" %)**TCXO crystal**(%%) which ensures the module can achieve stable performance in extreme temperatures.
33 -)))
34 34  
35 35  
36 36  == 1.2  Features ==
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45 45  * Firmware upgradable via UART interface
46 46  * Ultra-long RF range
47 47  
48 -
49 -
50 50  == 1.3  Specification ==
51 51  
52 52  * CPU: 32-bit 48 MHz
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67 67  * LoRa Rx current: <9 mA
68 68  * I/O Voltage: 3.3v
69 69  
70 -
71 -
72 72  == 1.4  AT Command ==
73 73  
74 74  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
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114 114  * Firmware upgradable via UART interface
115 115  * Ultra-long RF range
116 116  
117 -
118 -
119 119  == 2.3  Specification ==
120 120  
121 121  * CPU: 32-bit 48 MHz
... ... @@ -136,8 +136,6 @@
136 136  * LoRa Rx current: <9 mA
137 137  * I/O Voltage: 3.3v
138 138  
139 -
140 -
141 141  == 2.4  Pin Mapping & LED ==
142 142  
143 143  
... ... @@ -163,9 +163,6 @@
163 163  1. Arduino
164 164  1. USB TO TTL Adapter
165 165  
166 -
167 -
168 -
169 169  [[image:image-20220602100052-2.png||height="385" width="600"]]
170 170  
171 171  
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175 175  [[image:image-20220602101311-3.png||height="276" width="600"]]
176 176  
177 177  
178 -(((
179 179  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
180 -)))
181 181  
182 -(((
161 +
183 183  (% style="background-color:yellow" %)**GND  <-> GND
184 -TXD  <->  TXD
185 -RXD  <->  RXD**
186 -)))
163 +TXD  <->  TXD
164 +RXD  <->  RXD**
187 187  
188 188  
189 189  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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203 203  [[image:image-20220602102824-5.png||height="306" width="600"]]
204 204  
205 205  
206 -
207 207  ==== 2.  Press the RST switch once ====
208 208  
209 -
210 210  [[image:image-20220602104701-12.png||height="285" width="600"]]
211 211  
212 212  
213 -
214 214  ==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
215 215  
216 216  
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252 252  [[image:image-20220602104923-13.png]]
253 253  
254 254  
255 -
256 256  (% class="wikigeneratedid" id="HThefollowingfigureappearstoprovethattheburningisinprogress" %)
257 257  (% style="color:blue" %)**5. Check update process**
258 258  
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289 289  * AT Command via UART-TTL interface
290 290  * Firmware upgradable via UART interface
291 291  
292 -
293 -
294 294  == 3.3  Specification ==
295 295  
296 296  * CPU: 32-bit 48 MHz
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309 309  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
310 310  * LoRa Rx current: <9 mA
311 311  
312 -
313 -
314 314  == 3.4  Pin Mapping & LED ==
315 315  
316 316  
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384 384  
385 385  
386 386  
387 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
357 +== Example Send & Get Messages via LoRaWAN in RPi ==
388 388  
389 -
390 390  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
391 391  
361 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
392 392  
393 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
394 -
395 395  [[image:image-20220602171233-2.png||height="538" width="800"]]
396 396  
397 397  
366 +2. Install Minicom in RPi.
398 398  
399 -(% style="color:blue" %)**2. Install Minicom in RPi.**
400 -
401 401  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
402 402  
403 - (% style="background-color:yellow" %)**apt update**
370 +(% class="mark" %)apt update
404 404  
405 - (% style="background-color:yellow" %)**apt install minicom**
372 +(% class="mark" %)apt install minicom
406 406  
407 407  
408 408  Use minicom to connect to the RPI's terminal
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410 410  [[image:image-20220602153146-3.png||height="439" width="500"]]
411 411  
412 412  
380 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
381 +The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
413 413  
414 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
415 -
416 -The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network.
417 -
418 -
419 419  [[image:image-20220602154928-5.png||height="436" width="500"]]
420 420  
421 421  
386 +4. Send Uplink message
422 422  
423 -(% style="color:blue" %)**4. Send Uplink message**
388 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
424 424  
425 -Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
426 -
427 427  example: AT+SENDB=01,02,8,05820802581ea0a5
428 428  
429 -
430 430  [[image:image-20220602160339-6.png||height="517" width="600"]]
431 431  
432 -
433 -
434 434  Check to see if TTN received the message
435 435  
436 436  [[image:image-20220602160627-7.png||height="369" width="800"]]
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437 437  
438 438  
439 439  
440 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
400 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
441 441  
442 442  
403 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
443 443  
444 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
445 445  
446 446  
407 += Order Info =
447 447  
409 +Part Number:
448 448  
449 -= 4.  Order Info =
411 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
450 450  
413 +**XXX**: The default frequency band
451 451  
452 -**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
415 +* **AS923**: LoRaWAN AS923 band
416 +* **AU915**: LoRaWAN AU915 band
417 +* **EU433**: LoRaWAN EU433 band
418 +* **EU868**: LoRaWAN EU868 band
419 +* **KR920**: LoRaWAN KR920 band
420 +* **US915**: LoRaWAN US915 band
421 +* **IN865**: LoRaWAN IN865 band
422 +* **CN470**: LoRaWAN CN470 band
423 +* **PP**: Peer to Peer LoRa Protocol
453 453  
425 += Reference =
454 454  
455 -(% style="color:blue" %)**XXX**(%%): The default frequency band
456 -
457 -* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
458 -* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
459 -* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
460 -* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
461 -* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
462 -* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
463 -* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
464 -* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
465 -* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
466 -
467 -
468 -
469 -= 5.  Reference =
470 -
471 471  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
472 472  
473 473  
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