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Last modified by Xiaoling on 2023/07/24 09:53
From version 22.1
edited by Xiaoling
on 2022/11/21 16:57
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To version 31.2
edited by Xiaoling
on 2022/11/21 17:14
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270 270  
271 271  The serial port configuration for LA66 USB is as follows:
272 272  
273 -
273 + [[image:1669021003598-788.png]] [[image:1669021009003-965.png]]
274 274  
275 +(% style="display:none" %) (%%)
275 275  
276 -
277 277  == 5.3 Test result ==
278 278  
279 +
279 279  Users can view the temperature and humidity information received by LA66 USB in the mobile APP
280 280  
281 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.jpg]]
282 + [[image:1669021002246-577.png]] [[image:1669021002645-501.png]]
282 282  
283 283  Send a message to the LA66 USB control LA66 Shield + UNO external RBG LED through the mobile phone:
284 284  
285 285  
286 -For example, if you send AT+SEND=1,000101,2,0 the RBG LED will light up red.
287 +For example, if you send (% style="color:blue" %)**AT+SEND=1,000101,2,0** the (%%)RBG LED will light up red.
287 287  
288 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
289 +[[image:1669021075655-472.png]]
289 289  
290 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.jpg]]
291 291  
292 +[[image:1669021098924-484.png]]
292 292  
293 293  
294 -
295 295  = 6. Example 5: Peer to Peer Test and plot the data in LPS8v2 =
296 296  
297 +
297 297  This example describes how to test peer to peer communicate between LoRa End Node and LoRa Gateway.
298 298  
299 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
300 300  
301 +[[image:1669021294907-277.png]]
302 +
303 +
301 301  In this example, the end nodes LA66 Shield and LA66 USB are not use LoRaWAN protocol. Users need to flash them with the firmware support private LoRa.
302 302  
303 -* (% style="color:blue" %)Software Location(%%): [[LA66 Peer to Peer firmware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]
306 +* (% style="color:blue" %)**Software Location**(%%)**: [[LA66 Peer to Peer firmware>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/Instruction%20for%20LA66%20Peer%20to%20Peer%20firmware/]]**
304 304  
305 -* (% style="color:blue" %)How to Flash Firmware(%%): [[For LA66 Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/#H1.9A0UpgradeFirmwareofLA66LoRaWANShield]] , For [[LA66 USB>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10A0UpgradeFirmwareofLA66USBLoRaWANAdapter]].
308 +* (% style="color:blue" %)**How to Flash Firmware**(%%)**: [[For LA66 Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/#H1.9A0UpgradeFirmwareofLA66LoRaWANShield]] , For [[LA66 USB>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10A0UpgradeFirmwareofLA66USBLoRaWANAdapter]].**
306 306  
307 307  This example will show how to get Temperature sensor value from LA66 Shield and send it to LA66 USB. LA66 USB is connected to LPS8v2. LPS8v2 will receive the data from LA66 USB and plot the data in the built-in Node-Red server.
308 308  
309 309  (% style="color:red" %)**Notice:**
310 310  
311 -1. LPS8v2 has LoRaWAN concentrator which doesn’t do anything in this example. This example doesn’t need this SX1302 concentrator.
314 +~1. LPS8v2 has LoRaWAN concentrator which doesn't do anything in this example. This example doesn't need this SX1302 concentrator.
312 312  2. For mass deployment, user can use the LG01v2 instead of LPS8v2+LA66 USB. LG01v2 already include LA66 module inside.
313 313  
314 314  Use can check [[THIS LINK>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/LG01v2/#H5.2Example:LG01v2]] for an instruction of this example. In the link it uses LG01v2 as example, the use for LPS8v2+LA66 USB is the same as LG01v2.
315 315  
316 316  
317 -
318 -
319 319  = 7. Example 6: Limited LoRaWAN relay =
320 320  
321 321  
... ... @@ -322,119 +322,121 @@
322 322  This example describes a limited LoRaWAN relay method with the use of LA66 module.
323 323  
324 324  
325 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]]
326 +[[image:1669021378154-590.png]]
326 326  
327 327  
328 328  In this example, the end nodes LA66 Shield and LA66 USB are not use LoRaWAN protocol. Users need to flash them with the firmware support private LoRa.
329 329  
330 -* (% style="color:blue" %)**Software Location**(%%): [[LA66 USB use LoRaWAN firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]], [[LA66 Shield use Point to Point firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]].
331 +* (% style="color:blue" %)**Software Location**(%%): **[[LA66 USB use LoRaWAN firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]], [[LA66 Shield use Point to Point firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]].**
331 331  
332 -* (% style="color:blue" %)**How to Flash Firmware**(%%): [[For LA66 Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/#H1.9A0UpgradeFirmwareofLA66LoRaWANShield]] , For [[LA66 USB>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10A0UpgradeFirmwareofLA66USBLoRaWANAdapter]].
333 +* (% style="color:blue" %)**How to Flash Firmware**(%%):  **[[For LA66 Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/#H1.9A0UpgradeFirmwareofLA66LoRaWANShield]] , For [[LA66 USB>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/#H1.10A0UpgradeFirmwareofLA66USBLoRaWANAdapter]].**
333 333  
334 -(% style="color:red" %)Note: LA66 USB use a LoRaWAN version firmware and user need to set it to work in fix frequency, fix DR and ABP mode. LA66 already register to TTNv3 in ABP mode.
335 +(% style="color:red" %)**Note: LA66 USB use a LoRaWAN version firmware and user need to set it to work in fix frequency, fix DR and ABP mode. LA66 already register to TTNv3 in ABP mode.**
335 335  
336 336  
337 337  == 7.1 Set up LA66 USB ==
338 338  
340 +
339 339  LA66 USB is loaded with the firmware [[LA66 USB use LoRaWAN firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]] and user can use AT Command to set up LA66 with below parameters:
340 340  
341 -AT+CHS=904100000    ~-~-> Fix frequency
343 +(% style="color:#037691" %)**AT+CHS=904100000** (%%) ~-~->  Fix frequency
342 342  
343 -AT+NJM=0            ~-~->Set the ABP mode
345 +(% style="color:#037691" %)**AT+NJM=0  ** (%%) ~-~->  Set the ABP mode
344 344  
345 -AT+ADR=0            ~-~->Close ADR
347 +(% style="color:#037691" %)**AT+ADR=0**   (%%) ~-~->  Close ADR
346 346  
347 -AT+DR=0             ~-~-> Fix DR=0
349 +(% style="color:#037691" %)**AT+DR=0 ** (%%) ~-~->  Fix DR=0
348 348  
349 349  Set up LA66 USB t work in ABP mode, use fix frequency(904100000) and fix DR0(SF10) to transmit data.
350 350  
351 351  
352 -
353 353  == 7.2 Set up LA66 Shield ==
354 354  
356 +
355 355  LA66 Shield is loaded with the firmware [[LA66 Shield use Point to Point firmware>>url:https://www.dropbox.com/sh/els49fz9rd6fu1y/AAAt-kKIvXu1ZOK0hWysq97na?dl=0]], LA66 Shield as Relay needs to be configured as follows:
356 356  
357 -AT+FRE=904.100,904.100  ~-~->TX and RX frequency set: 904100000 
359 +(% style="color:#037691" %)**AT+FRE=904.100,904.100**(%%)  ~-~-> TX and RX frequency set: 904100000 
358 358  
359 -AT+BW=0,0     ~-~->TX and RX Bandwidth set: 125kHz
361 +(% style="color:#037691" %)**AT+BW=0,0**(%%)  ~-~-> TX and RX Bandwidth set: 125kHz
360 360  
361 -AT+SF=10,10   ~-~->TX and RX Spreading Factor set: SF10(corresponding toDR=0)
363 +(% style="color:#037691" %)**AT+SF=10,10**(%%)  ~-~-> TX and RX Spreading Factor set: SF10(corresponding toDR=0)
362 362  
363 -AT+CRC=1,1     ~-~->0: CRC OFF ,1: CRC ON
365 +(% style="color:#037691" %)**AT+CRC=1,1**(%%)  ~-~-> 0: CRC OFF ,1: CRC ON
364 364  
365 -AT+HEADER=0,0     ~-~->Header Type: explicit, explicit
367 +(% style="color:#037691" %)**AT+HEADER=0,0**(%%)  ~-~-> Header Type: explicit, explicit
366 366  
367 -AT+CR=1,1       ~-~->CR: 4/5, 4/5
369 +(% style="color:#037691" %)**AT+CR=1,1**(%%)  ~-~-> CR: 4/5, 4/5
368 368  
369 -AT+IQ=0,0       ~-~->Invert IQ: 0,0
371 +(% style="color:#037691" %)**AT+IQ=0,0**(%%)  ~-~-> Invert IQ: 0,0
370 370  
371 -AT+PREAMBLE=8,8 ~-~->TX and RX Preamble Length set: 8
373 +(% style="color:#037691" %)**AT+PREAMBLE=8,8**(%%)  ~-~-> TX and RX Preamble Length set: 8
372 372  
373 -AT+SYNCWORD=1  ~-~->Syncword**(0: private，1: public)**
375 +(% style="color:#037691" %)**AT+SYNCWORD=1**(%%)  ~-~-> Syncword**(0: private，1: public)**
374 374  
375 -AT+RXMOD=65535,1      ~-~->Set the Relay mode
377 +(% style="color:#037691" %)**AT+RXMOD=65535,1 **(%%) ~-~-> Set the Relay mode
376 376  
377 -AT+WAITTIME=1000      ~-~->Relay wait time 1000ms
379 +(% style="color:#037691" %)**AT+WAITTIME=1000**(%%)  ~-~-> Relay wait time 1000ms
378 378  
379 379  
380 -
381 381  == 7.3 Uplink test ==
382 382  
383 -Users can connect to the LA66 USB using the serial port tool and enter the AT command: AT+SENDB=01,02,8,05820802581ea0a5
384 384  
385 -Command format:  AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>
385 +Users can connect to the LA66 USB using the serial port tool and enter the (% style="color:blue" %)**AT command: AT+SENDB=01,02,8,05820802581ea0a5**
386 386  
387 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
387 +(% style="color:#037691" %)**Command format:  AT+SENDB=<confirn_status>,<Fport>,<data_len>,<data>**
388 388  
389 +[[image:1669021802668-328.png]]
389 389  
391 +
390 390  In addition, users can also access LA66 USB using the mobile app [[Download Link for Android apk >>url:https://www.dropbox.com/sh/zxwx16qb777uvkz/AABE_P8coGCQ4DAC8enH4bUya?dl=0]] (Android Version Only)
391 391  
392 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.jpg]]
394 +[[image:1669021860044-222.png]]
393 393  
394 394  
395 -
396 396  == 7.4 Test result ==
397 397  
399 +
398 398  See two duplicate messages on Gateway Traffic.
399 399  
400 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
402 +[[image:1669021878786-276.png]]
401 401  
402 402  
405 +
403 403  Bring LA66 USB and walk to a remote location to get the max distance. At this point,RSSi=-134 SNR=13.8, Go back 100 meters and put the LA66 Shield (Relay) in the location, Due to the following examples, there may be errors in the test in the urban area.
404 404  
405 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
408 +[[image:1669021889556-608.png]]
406 406  
407 407  
408 408  
409 -Without Relay, the LA66 USB can reach about 833meters. [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
412 +Without Relay, the LA66 USB can reach about 833meters.
410 410  
411 -With Relay, the LA66 USB can reach around 2km.
414 +[[image:1669021903207-809.png]]
412 412  
413 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.jpg]]
414 414  
415 415  
418 +With Relay, the LA66 USB can reach around 2km.
416 416  
420 +[[image:1669021922274-909.png]]
417 417  
418 418  
419 -
420 420  = 8. Technical Support =
421 421  
425 +
422 422  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
423 423  
424 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
428 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LG02/support@dragino.com]]
425 425  
426 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LG02/support@dragino.com]]
427 427  
428 428  
429 -
430 430  = 9. Reference =
431 431  
432 -1. [[LoRaWAN official website. And Technicel document for LoRaWAN.>>url:https://lora-alliance.org/lorawan-for-developers]]
433 433  
434 -2. [[LoRa Low Energy design guide>>url:https://www.semtech.com/uploads/documents/LoraLowEnergyDesign_STD.pdf]] and [[Calculator Tool>>url:https://www.semtech.com/uploads/documents/SX1272LoRaCalculatorSetup1_1.zip]].
435 +**1. [[LoRaWAN official website. And Technicel document for LoRaWAN.>>url:https://lora-alliance.org/lorawan-for-developers]]**
435 435  
436 -3. About Distance: [[LoRa Modem Design Guide>>url:https://www.semtech.com/uploads/documents/LoraDesignGuide_STD.pdf]]
437 +**2. [[LoRa Low Energy design guide>>url:https://www.semtech.com/uploads/documents/LoraLowEnergyDesign_STD.pdf]] and [[Calculator Tool>>url:https://www.semtech.com/uploads/documents/SX1272LoRaCalculatorSetup1_1.zip]].**
437 437  
438 -4. User Manual: [[LPS8v2>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/]], [[LA66 LoRaWAN Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/]] , [[LA66 USB LoRaWAN Adapter>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/]]
439 +**3. About Distance: [[LoRa Modem Design Guide>>url:https://www.semtech.com/uploads/documents/LoraDesignGuide_STD.pdf]]**
439 439  
441 +**4. User Manual: [[LPS8v2>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20All%20Gateway%20models/HP0C/]], [[LA66 LoRaWAN Shield>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20LoRaWAN%20Shield%20User%20Manual/]] , [[LA66 USB LoRaWAN Adapter>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LA66%20USB%20LoRaWAN%20Adapter%20User%20Manual/]]**
442 +
440 440  
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