Changes for page LoRaWAN Communication Debug
Last modified by Edwin Chen on 2025/01/29 20:30
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Edwin - Content
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... ... @@ -1,5 +1,9 @@ 1 1 **~ Contents:** 2 2 3 +((( 4 + 5 +))) 6 + 3 3 {{toc/}} 4 4 5 5 ... ... @@ -405,6 +405,8 @@ 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~=~="? = ... ... @@ -412,21 +412,13 @@ 412 412 * If you are using US915, AU915 and AS923 frequencies.This is normal phenomenon. 413 413 414 414 ((( 415 - 421 +When using the frequency mentioned above, the server sometimes adjusts the rate of the node, because the node defaults to the adaptive rate. 416 416 ))) 417 417 418 418 ((( 419 - 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. 420 420 ))) 421 421 422 -((( 423 - 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 424 -))) 425 - 426 -((( 427 - uplink packet, and an additional 00 data packet. 428 -))) 429 - 430 430 * ((( 431 431 Solution: Use the decoder to filter out this 00 packet. 432 432 ))) ... ... @@ -434,5 +434,27 @@ 434 434 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 435 435 ))) 436 436 437 -(% 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" %) 438 438