Skip to Content
Last modified by Mengting Qiu on 2025/08/06 17:02
From version 175.5
edited by Xiaoling
on 2022/06/15 10:51
Change comment: There is no comment for this version
To version 175.11
edited by Xiaoling
on 2022/06/15 10:58
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -362,7 +362,6 @@
362 362  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
363 363  * If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
364 364  
365 -
366 366  === 2.3.3  Interrupt Pin ===
367 367  
368 368  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
... ... @@ -494,7 +494,6 @@
494 494  * Solid ON for 5 seconds once device successful Join the network.
495 495  * Blink once when device transmit a packet.
496 496  
497 -
498 498  == 2.7  ​Firmware Change Log ==
499 499  
500 500  
... ... @@ -657,85 +657,55 @@
657 657  
658 658  (% style="color:#037691" %)** LoRa Network Management :**
659 659  
660 -AT+ADR          : Adaptive Rate
658 +AT+ADR  :  Adaptive Rate
661 661  
662 -AT+CLASS                : LoRa Class(Currently only support class A
660 +AT+CLASS  :  LoRa Class(Currently only support class A
663 663  
664 -AT+DCS           : Duty Cycle Setting 
662 +AT+DCS  :  Duty Cycle Setting 
665 665  
666 -AT+DR                      : Data Rate (Can Only be Modified after ADR=0)     
664 +AT+DR  :  Data Rate (Can Only be Modified after ADR=0)     
667 667  
668 -AT+FCD           : Frame Counter Downlink       
666 +AT+FCD  :  Frame Counter Downlink       
669 669  
670 -AT+FCU           : Frame Counter Uplink   
668 +AT+FCU  :  Frame Counter Uplink   
671 671  
672 -AT+JN1DL                : Join Accept Delay1
670 +AT+JN1DL  :  Join Accept Delay1
673 673  
674 -AT+JN2DL                : Join Accept Delay2
672 +AT+JN2DL  :  Join Accept Delay2
675 675  
676 -AT+PNM                   : Public Network Mode   
674 +AT+PNM  :  Public Network Mode   
677 677  
678 -AT+RX1DL                : Receive Delay1      
676 +AT+RX1DL  :  Receive Delay1      
679 679  
680 -AT+RX2DL                : Receive Delay2      
678 +AT+RX2DL  :  Receive Delay2      
681 681  
682 -AT+RX2DR               : Rx2 Window Data Rate 
680 +AT+RX2DR  :  Rx2 Window Data Rate 
683 683  
684 -AT+RX2FQ               : Rx2 Window Frequency
682 +AT+RX2FQ  :  Rx2 Window Frequency
685 685  
686 -AT+TXP           : Transmit Power
684 +AT+TXP  :  Transmit Power
687 687  
688 688  
689 689  (% style="color:#037691" %)** Information :**
690 690  
691 -AT+RSSI           : RSSI of the Last Received Packet   
689 +AT+RSSI  :  RSSI of the Last Received Packet   
692 692  
693 -AT+SNR           : SNR of the Last Received Packet   
691 +AT+SNR  :  SNR of the Last Received Packet   
694 694  
695 -AT+VER           : Image Version and Frequency Band       
693 +AT+VER  :  Image Version and Frequency Band       
696 696  
697 -AT+FDR           : Factory Data Reset
695 +AT+FDR  :  Factory Data Reset
698 698  
699 -AT+PORT                  : Application Port    
697 +AT+PORT  :  Application Port    
700 700  
701 -AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
699 +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
701 + AT+CHE  :  Get or Set eight channels mode, Only for US915, AU915, CN470
704 704  
705 705  
706 706  
707 -== 3.2  Set Transmit Interval Time ==
705 +== 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 +754,18 @@
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  
725 +
757 757  = 4.  FAQ =
758 758  
759 -== 4.1  What is the frequency plan for LDDS75? ==
728 +== 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"]]
730 +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"]].
736 +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  
770 770