Last modified by Xiaoling on 2023/05/26 14:19
<
From version < 87.4 >
edited by Xiaoling
on 2022/07/13 09:55
To version < 87.2 >
edited by Xiaoling
on 2022/07/13 09:34
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -37,6 +37,7 @@
37 37  * Firmware upgradable via UART interface
38 38  * Ultra-long RF range
39 39  
40 +
40 40  == 1.3  Specification ==
41 41  
42 42  * CPU: 32-bit 48 MHz
... ... @@ -57,6 +57,7 @@
57 57  * LoRa Rx current: <9 mA
58 58  * I/O Voltage: 3.3v
59 59  
61 +
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 +102,7 @@
102 102  * Firmware upgradable via UART interface
103 103  * Ultra-long RF range
104 104  
107 +
105 105  == 2.3  Specification ==
106 106  
107 107  * CPU: 32-bit 48 MHz
... ... @@ -122,6 +122,7 @@
122 122  * LoRa Rx current: <9 mA
123 123  * I/O Voltage: 3.3v
124 124  
128 +
125 125  == 2.4  Pin Mapping & LED ==
126 126  
127 127  
... ... @@ -263,7 +263,7 @@
263 263  * AT Command via UART-TTL interface
264 264  * Firmware upgradable via UART interface
265 265  
266 -== 3.3  Specification ==
270 +== Specification ==
267 267  
268 268  * CPU: 32-bit 48 MHz
269 269  * Flash: 256KB
... ... @@ -281,22 +281,16 @@
281 281  * LoRa Tx Current: <90 mA at +17 dBm, 108 mA at +22 dBm
282 282  * LoRa Rx current: <9 mA
283 283  
284 -== 3.4  Pin Mapping & LED ==
288 +== Pin Mapping & LED ==
285 285  
290 +== Example Send & Get Messages via LoRaWAN in PC ==
286 286  
287 -
288 -== 3.5  Example: Send & Get Messages via LoRaWAN in PC ==
289 -
290 -
291 291  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
292 292  
294 +~1. Connect the LA66 USB LoRaWAN adapter to PC
293 293  
294 -(% style="color:blue" %)**1. Connect the LA66 USB LoRaWAN adapter to PC**
295 -
296 -
297 297  [[image:image-20220602171217-1.png||height="538" width="800"]]
298 298  
299 -
300 300  Open the serial port tool
301 301  
302 302  [[image:image-20220602161617-8.png]]
... ... @@ -304,75 +304,67 @@
304 304  [[image:image-20220602161718-9.png||height="457" width="800"]]
305 305  
306 306  
305 +2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.
307 307  
308 -(% style="color:blue" %)**2. Press the reset switch RST on the LA66 USB LoRaWAN Adapter to reset it.**
309 -
310 310  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully Join the LoRaWAN network
311 311  
312 -
313 313  [[image:image-20220602161935-10.png||height="498" width="800"]]
314 314  
315 315  
312 +3. See Uplink Command
316 316  
317 -(% style="color:blue" %)**3. See Uplink Command**
314 +Command format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
318 318  
319 -Command format: (% style="color:#4472c4" %)** AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
320 -
321 321  example: AT+SENDB=01,02,8,05820802581ea0a5
322 322  
323 323  [[image:image-20220602162157-11.png||height="497" width="800"]]
324 324  
325 325  
321 +4. Check to see if TTN received the message
326 326  
327 -(% style="color:blue" %)**4. Check to see if TTN received the message**
328 -
329 329  [[image:image-20220602162331-12.png||height="420" width="800"]]
330 330  
331 331  
332 332  
333 -== 3.6  Example: Send PC's CPU/RAM usage to TTN via python ==
327 +== Example:Send PC's CPU/RAM usage to TTN via python ==
334 334  
335 -
329 +(% class="wikigeneratedid" id="HUsepythonasanexampleFF1A" %)
336 336  **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]]
337 337  
332 +(% class="wikigeneratedid" id="HPreconditions:" %)
333 +**Preconditions:**
338 338  
339 -(% style="color:red" %)**Preconditions:**
335 +1.LA66 USB LoRaWAN Adapter works fine
340 340  
341 -(% style="color:red" %)**1. LA66 USB LoRaWAN Adapter works fine**
337 +2.LA66 USB LoRaWAN Adapter  is registered with TTN
342 342  
343 -(% style="color:red" %)**2. LA66 USB LoRaWAN Adapter  is registered with TTN**
339 +(% class="wikigeneratedid" id="HStepsforusage" %)
340 +**Steps for usage**
344 344  
342 +1.Press the reset switch RESET on the LA66 USB LoRaWAN Adapter
345 345  
344 +2.Run the python script in PC and see the TTN
346 346  
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 -
353 353  [[image:image-20220602115852-3.png||height="450" width="1187"]]
354 354  
355 355  
356 356  
357 -== 3.7  Example: Send & Get Messages via LoRaWAN in RPi ==
350 +== Example Send & Get Messages via LoRaWAN in RPi ==
358 358  
359 -
360 360  Assume user already input the LA66 USB LoRaWAN Adapter OTAA Keys in TTN and there is already TTN network coverage.
361 361  
354 +~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi
362 362  
363 -(% style="color:blue" %)**~1. Connect the LA66 USB LoRaWAN Adapter to the Raspberry Pi**
364 -
365 365  [[image:image-20220602171233-2.png||height="538" width="800"]]
366 366  
367 367  
359 +2. Install Minicom in RPi.
368 368  
369 -(% style="color:blue" %)**2. Install Minicom in RPi.**
370 -
371 371  (% id="cke_bm_509388S" style="display:none" %) (%%)Enter the following command in the RPi terminal
372 372  
373 - (% style="background-color:yellow" %)**apt update**
363 +(% class="mark" %)apt update
374 374  
375 - (% style="background-color:yellow" %)**apt install minicom**
365 +(% class="mark" %)apt install minicom
376 376  
377 377  
378 378  Use minicom to connect to the RPI's terminal
... ... @@ -380,25 +380,20 @@
380 380  [[image:image-20220602153146-3.png||height="439" width="500"]]
381 381  
382 382  
383 -
384 -(% style="color:blue" %)**3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.**
373 +3. Press the reset switch RST on the LA66 USB LoRaWAN Adapter.
385 385  The following picture appears to prove that the LA66 USB LoRaWAN Adapter successfully entered the network
386 386  
387 387  [[image:image-20220602154928-5.png||height="436" width="500"]]
388 388  
389 389  
379 +4. Send Uplink message
390 390  
391 -(% style="color:blue" %)**4. Send Uplink message**
381 +Format: AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
392 392  
393 -Format: **(% style="color:#4472C4" %)AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
394 -
395 395  example: AT+SENDB=01,02,8,05820802581ea0a5
396 396  
397 -
398 398  [[image:image-20220602160339-6.png||height="517" width="600"]]
399 399  
400 -
401 -
402 402  Check to see if TTN received the message
403 403  
404 404  [[image:image-20220602160627-7.png||height="369" width="800"]]
... ... @@ -405,38 +405,33 @@
405 405  
406 406  
407 407  
408 -== 3.8  Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
393 +== Example: LA66 USB Module got a message from LA66 LoRa Shield and send the sensor data to NodeRed. ==
409 409  
410 410  
396 +== Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
411 411  
412 -== 3.9  Upgrade Firmware of LA66 USB LoRaWAN Adapter ==
413 413  
414 414  
400 += Order Info =
415 415  
402 +Part Number:
416 416  
417 -= 4.  Order Info =
404 +**LA66-XXX**, **LA66-LoRaWAN-Shield-XXX** or **LA66-USB-LoRaWAN-Adapter-XXX**
418 418  
419 -
420 -Part Number: **LA66-XXX**, **LA66-LoRaWAN-Shield-XXX**  or  **LA66-USB-LoRaWAN-Adapter-XXX**
421 -
422 -
423 423  **XXX**: The default frequency band
424 424  
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
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
432 432  * **CN470**: LoRaWAN CN470 band
433 -* **PP**:  Peer to Peer LoRa Protocol
416 +* **PP**: Peer to Peer LoRa Protocol
434 434  
418 += Reference =
435 435  
436 -
437 -
438 -= 5.  Reference =
439 -
440 440  * Hardware Design File for LA66 LoRaWAN Shield, LA66 USB LoRaWAN Adapter : [[Download>>https://www.dropbox.com/sh/a3wbmdcvqjxaqw5/AADZfvAiykJTK624RgMquH86a?dl=0]]
441 441  
442 442  

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