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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 175.9
edited by Xiaoling
on 2022/06/15 10:57
Change comment: There is no comment for this version
To version 175.6
edited by Xiaoling
on 2022/06/15 10:53
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -688,24 +688,54 @@
688 688  
689 689  (% style="color:#037691" %)** Information :**
690 690  
691 -AT+RSSI  :  RSSI of the Last Received Packet   
691 +AT+RSSI           : RSSI of the Last Received Packet   
692 692  
693 -AT+SNR  :  SNR of the Last Received Packet   
693 +AT+SNR           : SNR of the Last Received Packet   
694 694  
695 -AT+VER  :  Image Version and Frequency Band       
695 +AT+VER           : Image Version and Frequency Band       
696 696  
697 -AT+FDR  :  Factory Data Reset
697 +AT+FDR           : Factory Data Reset
698 698  
699 -AT+PORT  :  Application Port    
699 +AT+PORT                  : Application Port    
700 700  
701 -AT+CHS  :  Get or Set Frequency (Unit: Hz) for Single Channel Mode
701 +AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
702 702  
703 - AT+CHE  :  Get or Set eight channels mode, Only for US915, AU915, CN470
703 + AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
704 704  
705 705  
706 706  
707 -== 3.2  Set Interrupt Mode ==
707 +== 3.2  Set Transmit Interval Time ==
708 708  
709 +Feature: Change LoRaWAN End Node Transmit Interval.
710 +
711 +(% style="color:#037691" %)**AT Command: AT+TDC**
712 +
713 +[[image:image-20220610173409-7.png]]
714 +
715 +
716 +(((
717 +(% style="color:#037691" %)**Downlink Command: 0x01**
718 +)))
719 +
720 +(((
721 +(((
722 +Format: Command Code (0x01) followed by 3 bytes time value.
723 +
724 +(((
725 +If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
726 +)))
727 +
728 +* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
729 +* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
730 +)))
731 +)))
732 +
733 +
734 +
735 +
736 +
737 +== 3.3  Set Interrupt Mode ==
738 +
709 709  Feature, Set Interrupt mode for GPIO_EXIT.
710 710  
711 711  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
... ... @@ -724,13 +724,11 @@
724 724  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
725 725  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
726 726  
727 -
728 -
729 729  = 4.  FAQ =
730 730  
731 -== 4.1  What is the frequency plan for LDDS20? ==
759 +== 4.1  What is the frequency plan for LDDS75? ==
732 732  
733 -LDDS20 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
761 +LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
734 734  
735 735  
736 736