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Last modified by Xiaoling on 2025/05/05 08:51
From version 4.15
edited by Xiaoling
on 2022/05/11 15:29
Change comment: There is no comment for this version
To version 5.1
edited by Edwin Chen
on 2022/05/26 10:59
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
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1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
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1 1  **~ Contents:**
2 2  
3 +(((
4 +
5 +)))
6 +
3 3  {{toc/}}
4 4  
5 5  
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405 405  
406 406  * (((
407 407  If a node is registered with multiple servers, it may also cause the "mic mismatch" error.
412 +
413 +
408 408  )))
409 409  
410 410  = 10. Why i got the payload only with "0x00" or "AA~=~="? =
411 411  
412 -* (((
413 -If you are using US915, AU915 and AS923 frequencies.This is normal phenomenon.
414 -)))
418 +* If you are using US915, AU915 and AS923 frequencies.This is normal phenomenon.
415 415  
416 416  (((
417 - When using the frequency mentioned above, the server sometimes adjusts the rate of the node, because the node defaults to the adaptive rate.
421 +When using the frequency mentioned above, the server sometimes adjusts the rate of the node, because the node defaults to the adaptive rate.
418 418  )))
419 419  
420 420  (((
421 - When the server adjusts your node rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the node,
425 +When the server adjusts your node rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the node,and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit,so it will send a normal uplink packet, and an additional 00 data packet.
422 422  )))
423 423  
424 -(((
425 - and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit,
426 -)))
427 -
428 -(((
429 - so it will send a normal uplink packet, and an additional 00 data packet.
430 -)))
431 -
432 432  * (((
433 433  Solution: Use the decoder to filter out this 00 packet.
434 434  )))
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436 436  Some node decoders may not have filtering function, or you need decoders of other servers and formats. Please send an email to david.huang@dragino.cc
437 437  )))
438 438  
439 -(% class="wikigeneratedid" id="H" %)
435 +
436 +(% class="wikigeneratedid" %)
437 += 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? =
438 +
439 +It is possible the keys is erased during upgrading of firmware. and the console output shows:
440 +
441 +AT+APPKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
442 +
443 +AT+NWKSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
444 +
445 +AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
446 +
447 +AT+APPEUI=00 00 00 00 00 00 00 00
448 +
449 +
450 +You can get the keys from the box sticker or send mail to Dragino Support to check keys with the provided SN number.
451 +
452 +You can rewrites the keys by running commands in AT Console
453 +
454 +补全几个指令的例子
455 +
456 +
457 +(% class="wikigeneratedid" %)
440 440