Last modified by Mengting Qiu on 2024/04/01 17:22
<
From version < 87.2 >
edited by Xiaoling
on 2022/07/13 09:34
To version < 87.4 >
edited by Xiaoling
on 2022/07/13 09:55
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -37,7 +37,6 @@
37 37  * Firmware upgradable via UART interface
38 38  * Ultra-long RF range
39 39  
40 -
41 41  == 1.3  Specification ==
42 42  
43 43  * CPU: 32-bit 48 MHz
... ... @@ -58,7 +58,6 @@
58 58  * LoRa Rx current: <9 mA
59 59  * I/O Voltage: 3.3v
60 60  
61 -
62 62  == 1.4  AT Command ==
63 63  
64 64  AT Command is valid over Main TXD and Main RXD. Serial Baud Rate is 9600. AT commands can be found in AT Command documents.
... ... @@ -104,7 +104,6 @@
104 104  * Firmware upgradable via UART interface
105 105  * Ultra-long RF range
106 106  
107 -
108 108  == 2.3  Specification ==
109 109  
110 110  * CPU: 32-bit 48 MHz
... ... @@ -125,7 +125,6 @@
125 125  * LoRa Rx current: <9 mA
126 126  * I/O Voltage: 3.3v
127 127  
128 -
129 129  == 2.4  Pin Mapping & LED ==
130 130  
131 131  
... ... @@ -267,7 +267,7 @@
267 267  * AT Command via UART-TTL interface
268 268  * Firmware upgradable via UART interface
269 269  
270 -== Specification ==
266 +== 3.3  Specification ==
271 271  
272 272  * CPU: 32-bit 48 MHz
273 273  * Flash: 256KB
... ... @@ -285,16 +285,22 @@
285 285  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
286 286  * LoRa Rx current: <9 mA
287 287  
288 -== Pin Mapping & LED ==
284 +== 3.4  Pin Mapping & LED ==
289 289  
290 -== Example Send & Get Messages via LoRaWAN in PC ==
291 291  
287 +
288 +== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289 +
290 +
292 292  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
293 293  
294 -~1. Connect the LA66 USB LoRaWAN adapter to PC
295 295  
294 +(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295 +
296 +
296 296  [[image:image-20220602171217-1.png||height="538" width="800"]]
297 297  
299 +
298 298  Open the serial port tool
299 299  
300 300  [[image:image-20220602161617-8.png]]
... ... @@ -302,67 +302,75 @@
302 302  [[image:image-20220602161718-9.png||height="457" width="800"]]
303 303  
304 304  
305 -2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
306 306  
308 +(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
309 +
307 307  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
308 308  
312 +
309 309  [[image:image-20220602161935-10.png||height="498" width="800"]]
310 310  
311 311  
312 -3. See Uplink Command
313 313  
314 -Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
317 +(% style="color:blue" %)**3. See Uplink Command**
315 315  
319 +Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320 +
316 316  example: AT+SENDB=01,02,8,05820802581ea0a5
317 317  
318 318  [[image:image-20220602162157-11.png||height="497" width="800"]]
319 319  
320 320  
321 -4. Check to see if TTN received the message
322 322  
327 +(% style="color:blue" %)**4. Check to see if TTN received the message**
328 +
323 323  [[image:image-20220602162331-12.png||height="420" width="800"]]
324 324  
325 325  
326 326  
327 -== Example:Send PC's CPU/RAM usage to TTN via python ==
333 +== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
328 328  
329 -(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
335 +
330 330  **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]]
331 331  
332 -(% class="wikigeneratedid" id="HPreconditions:" %)
333 -**Preconditions:**
334 334  
335 -1.LA66 USB LoRaWAN Adapter works fine
339 +(% style="color:red" %)**Preconditions:**
336 336  
337 -2.LA66 USB LoRaWAN Adapter  is registered with TTN
341 +(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
338 338  
339 -(% class="wikigeneratedid" id="HStepsforusage" %)
340 -**Steps for usage**
343 +(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
341 341  
342 -1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
343 343  
344 -2.Run the python script in PC and see the TTN
345 345  
347 +(% style="color:blue" %)**Steps for usage:**
348 +
349 +(% style="color:blue" %)**1.**(%%) Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
350 +
351 +(% style="color:blue" %)**2.**(%%) Run the python script in PC and see the TTN
352 +
346 346  [[image:image-20220602115852-3.png||height="450" width="1187"]]
347 347  
348 348  
349 349  
350 -== Example Send & Get Messages via LoRaWAN in RPi ==
357 +== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
351 351  
359 +
352 352  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
353 353  
354 -~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
355 355  
363 +(% style="color:blue" %)**~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
364 +
356 356  [[image:image-20220602171233-2.png||height="538" width="800"]]
357 357  
358 358  
359 -2. Install Minicom in RPi.
360 360  
369 +(% style="color:blue" %)**2. Install Minicom in RPi.**
370 +
361 361  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
362 362  
363 -(% class="mark" %)apt update
373 + (% style="background-color:yellow" %)**apt update**
364 364  
365 -(% class="mark" %)apt install minicom
375 + (% style="background-color:yellow" %)**apt install minicom**
366 366  
367 367  
368 368  Use minicom to connect to the RPI's terminal
... ... @@ -370,20 +370,25 @@
370 370  [[image:image-20220602153146-3.png||height="439" width="500"]]
371 371  
372 372  
373 -3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
383 +
384 +(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
374 374  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
375 375  
376 376  [[image:image-20220602154928-5.png||height="436" width="500"]]
377 377  
378 378  
379 -4. Send Uplink message
380 380  
381 -Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
391 +(% style="color:blue" %)**4. Send Uplink message**
382 382  
393 +Format: **(% style="color:#4472C4" %)AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
394 +
383 383  example: AT+SENDB=01,02,8,05820802581ea0a5
384 384  
397 +
385 385  [[image:image-20220602160339-6.png||height="517" width="600"]]
386 386  
400 +
401 +
387 387  Check to see if TTN received the message
388 388  
389 389  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -390,33 +390,38 @@
390 390  
391 391  
392 392  
393 -== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
408 +== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
394 394  
395 395  
396 -== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
397 397  
412 +== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
398 398  
399 399  
400 -= Order Info =
401 401  
402 -Part Number:
403 403  
404 -**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
417 += 4.  Order Info =
405 405  
419 +
420 +Part Number: **LA66-XXX**, **LA66-LoRaWAN-Shield-XXX**  or  **LA66-USB-LoRaWAN-Adapter-XXX**
421 +
422 +
406 406  **XXX**: The default frequency band
407 407  
408 -* **AS923**: LoRaWAN AS923 band
409 -* **AU915**: LoRaWAN AU915 band
410 -* **EU433**: LoRaWAN EU433 band
411 -* **EU868**: LoRaWAN EU868 band
412 -* **KR920**: LoRaWAN KR920 band
413 -* **US915**: LoRaWAN US915 band
414 -* **IN865**: LoRaWAN IN865 band
425 +* **AS923**:  LoRaWAN AS923 band
426 +* **AU915**:  LoRaWAN AU915 band
427 +* **EU433**:  LoRaWAN EU433 band
428 +* **EU868**:  LoRaWAN EU868 band
429 +* **KR920**:  LoRaWAN KR920 band
430 +* **US915**:  LoRaWAN US915 band
431 +* **IN865**:  LoRaWAN IN865 band
415 415  * **CN470**: LoRaWAN CN470 band
416 -* **PP**: Peer to Peer LoRa Protocol
433 +* **PP**:  Peer to Peer LoRa Protocol
417 417  
418 -= Reference =
419 419  
436 +
437 +
438 += 5.  Reference =
439 +
420 420  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
421 421  
422 422  

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