Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.3 >
edited by Xiaoling
on 2022/07/13 09:49
To version < 87.9 >
edited by Xiaoling
on 2022/07/13 10:02
>
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1 1  
2 2  
3 -{{box cssClass="floatinginfobox" title="**Contents**"}}
4 4  {{toc/}}
5 -{{/box}}
6 6  
7 -{{toc/}}
8 8  
9 9  
10 -
11 11  = 1.  LA66 LoRaWAN Module =
12 12  
13 13  
... ... @@ -37,6 +37,8 @@
37 37  * Firmware upgradable via UART interface
38 38  * Ultra-long RF range
39 39  
36 +
37 +
40 40  == 1.3  Specification ==
41 41  
42 42  * CPU: 32-bit 48 MHz
... ... @@ -57,6 +57,8 @@
57 57  * LoRa Rx current: <9 mA
58 58  * I/O Voltage: 3.3v
59 59  
58 +
59 +
60 60  == 1.4  AT Command ==
61 61  
62 62  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
... ... @@ -102,6 +102,8 @@
102 102  * Firmware upgradable via UART interface
103 103  * Ultra-long RF range
104 104  
105 +
106 +
105 105  == 2.3  Specification ==
106 106  
107 107  * CPU: 32-bit 48 MHz
... ... @@ -122,6 +122,8 @@
122 122  * LoRa Rx current: <9 mA
123 123  * I/O Voltage: 3.3v
124 124  
127 +
128 +
125 125  == 2.4  Pin Mapping & LED ==
126 126  
127 127  
... ... @@ -158,10 +158,9 @@
158 158  
159 159  (% style="color:blue" %)**LA66 LoRaWAN Shield**(%%)  **<->** (% style="color:blue" %)**USB TTL**
160 160  
161 -
162 162  (% style="background-color:yellow" %)**GND  <-> GND
163 -TXD  <->  TXD
164 -RXD  <->  RXD**
166 +TXD  <->  TXD
167 +RXD  <->  RXD**
165 165  
166 166  
167 167  Put a jumper cap on JP6 of LA66 LoRaWAN Shield. ( the jumper is to power on LA66 module)
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181 181  [[image:image-20220602102824-5.png||height="306" width="600"]]
182 182  
183 183  
187 +
184 184  ==== 2.  Press the RST switch once ====
185 185  
186 186  [[image:image-20220602104701-12.png||height="285" width="600"]]
187 187  
188 188  
193 +
189 189  ==== 3.  Open the Upgrade tool (Tremo Programmer) in PC and Upgrade ====
190 190  
191 191  
... ... @@ -354,22 +354,25 @@
354 354  
355 355  
356 356  
357 -== Example Send & Get Messages via LoRaWAN in RPi ==
362 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
358 358  
364 +
359 359  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
360 360  
361 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
362 362  
368 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
369 +
363 363  [[image:image-20220602171233-2.png||height="538" width="800"]]
364 364  
365 365  
366 -2. Install Minicom in RPi.
367 367  
374 +(% style="color:blue" %)**2. Install Minicom in RPi.**
375 +
368 368  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
369 369  
370 -(% class="mark" %)apt update
378 + (% style="background-color:yellow" %)**apt update**
371 371  
372 -(% class="mark" %)apt install minicom
380 + (% style="background-color:yellow" %)**apt install minicom**
373 373  
374 374  
375 375  Use minicom to connect to the RPI's terminal
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377 377  [[image:image-20220602153146-3.png||height="439" width="500"]]
378 378  
379 379  
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
382 382  
389 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**(%%)
390 +(% style="color:blue" %)The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
391 +
383 383  [[image:image-20220602154928-5.png||height="436" width="500"]]
384 384  
385 385  
386 -4. Send Uplink message
387 387  
388 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
396 +(% style="color:blue" %)**4. Send Uplink message**
389 389  
398 +Format: (% style="color:#4472c4" %)**AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
399 +
390 390  example: AT+SENDB=01,02,8,05820802581ea0a5
391 391  
402 +
392 392  [[image:image-20220602160339-6.png||height="517" width="600"]]
393 393  
405 +
406 +
394 394  Check to see if TTN received the message
395 395  
396 396  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -397,33 +397,38 @@
397 397  
398 398  
399 399  
400 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
413 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
401 401  
402 402  
403 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
404 404  
417 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
405 405  
406 406  
407 -= Order Info =
408 408  
409 -Part Number:
410 410  
411 -**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
422 += 4.  Order Info =
412 412  
413 -**XXX**: The default frequency band
414 414  
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
425 +**Part Number:**  (% style="color:blue" %)**LA66-XXX**(%%), (% style="color:blue" %)**LA66-LoRaWAN-Shield-XXX** (%%) **or**  (% style="color:blue" %)**LA66-USB-LoRaWAN-Adapter-XXX**
424 424  
425 -= Reference =
426 426  
428 +(% style="color:blue" %)**XXX**(%%): The default frequency band
429 +
430 +* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
431 +* (% style="color:red" %)**AU915**(%%):  LoRaWAN AU915 band
432 +* (% style="color:red" %)**EU433**(%%):  LoRaWAN EU433 band
433 +* (% style="color:red" %)**EU868**(%%):  LoRaWAN EU868 band
434 +* (% style="color:red" %)**KR920**(%%):  LoRaWAN KR920 band
435 +* (% style="color:red" %)**US915**(%%):  LoRaWAN US915 band
436 +* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
437 +* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
438 +* (% style="color:red" %)**PP**(%%):  Peer to Peer LoRa Protocol
439 +
440 +
441 +
442 +
443 += 5.  Reference =
444 +
427 427  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
428 428  
429 429  

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