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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 175.7
edited by Xiaoling
on 2022/06/15 10:54
Change comment: There is no comment for this version
To version 175.10
edited by Xiaoling
on 2022/06/15 10:58
Change comment: There is no comment for this version

Summary

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704 704  
705 705  
706 706  
707 -== 3.2  Set Transmit Interval Time ==
707 +== 3.2  Set Interrupt Mode ==
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 -
739 739  Feature, Set Interrupt mode for GPIO_EXIT.
740 740  
741 741  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
... ... @@ -754,17 +754,19 @@
754 754  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
755 755  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
756 756  
727 +
728 +
757 757  = 4.  FAQ =
758 758  
759 -== 4.1  What is the frequency plan for LDDS75? ==
731 +== 4.1  What is the frequency plan for LDDS20? ==
760 760  
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"]]
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"]]
762 762  
763 763  
764 764  
765 765  == 4.2  How to change the LoRa Frequency Bands/Region ==
766 766  
767 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
739 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.7A0200BFirmwareChangeLog"]].
768 768  When downloading the images, choose the required image file for download. ​
769 769  
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