Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 64.4 >
edited by Xiaoling
on 2022/07/08 14:44
To version < 62.3 >
edited by Xiaoling
on 2022/07/08 14:16
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473 473  [[image:image-20220708133731-5.png]]
474 474  
475 475  
476 +
476 476  (((
477 477  (% style="color:blue" %)**Examples:**
478 478  )))
... ... @@ -648,120 +648,214 @@
648 648  
649 649  
650 650  
651 -= 3. ​ Access NB-IoT Module =
652 += 3. ​Using the AT Commands =
652 652  
653 -(((
654 -Users can directly access the AT command set of the NB-IoT module.
655 -)))
654 +== 3.1 Access AT Commands ==
656 656  
657 -(((
658 -The AT Command set can refer the BC35-G NB-IoT Module AT Command: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/>>url:https://www.dragino.com/downloads/index.php?dir=datasheet/other_vendors/BC35-G/]] 
659 -)))
660 660  
661 -[[image:1657261278785-153.png]]
657 +LSE01 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LSE01 for using AT command, as below.
662 662  
659 +[[image:1654501986557-872.png||height="391" width="800"]]
663 663  
664 664  
665 -= 4.  Using the AT Commands =
662 +Or if you have below board, use below connection:
666 666  
667 -== 4.1  Access AT Commands ==
668 668  
669 -See this link for detail: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=NB-IoT/NSE01/>>url:http://www.dragino.com/downloads/index.php?dir=NB-IoT/NBSN50/]]
665 +[[image:1654502005655-729.png||height="503" width="801"]]
670 670  
671 671  
672 -AT+<CMD>?  : Help on <CMD>
673 673  
674 -AT+<CMD>         : Run <CMD>
669 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSE01. LSE01 will output system info once power on as below:
675 675  
676 -AT+<CMD>=<value> : Set the value
677 677  
678 -AT+<CMD>=?  : Get the value
672 + [[image:1654502050864-459.png||height="564" width="806"]]
679 679  
680 680  
675 +Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>https://www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0]]: [[https:~~/~~/www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0>>https://www.dropbox.com/sh/qr6vproz4z4kzjz/AAAD48h3OyWrU1hq_Cqm8jIwa?dl=0]]
676 +
677 +
678 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
679 +
680 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
681 +
682 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
683 +
684 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
685 +
686 +
681 681  (% style="color:#037691" %)**General Commands**(%%)      
682 682  
683 -AT  : Attention       
689 +(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
684 684  
685 -AT?  : Short Help     
691 +(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
686 686  
687 -ATZ  : MCU Reset    
693 +(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
688 688  
689 -AT+TDC  : Application Data Transmission Interval
695 +(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
690 690  
691 -AT+CFG  : Print all configurations
692 692  
693 -AT+CFGMOD           : Working mode selection
698 +(% style="color:#037691" %)**Keys, IDs and EUIs management**
694 694  
695 -AT+INTMOD            : Set the trigger interrupt mode
700 +(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
696 696  
697 -AT+5VT  : Set extend the time of 5V power  
702 +(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
698 698  
699 -AT+PRO  : Choose agreement
704 +(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
700 700  
701 -AT+WEIGRE  : Get weight or set weight to 0
706 +(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
702 702  
703 -AT+WEIGAP  : Get or Set the GapValue of weight
708 +(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
704 704  
705 -AT+RXDL  : Extend the sending and receiving time
710 +(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
706 706  
707 -AT+CNTFAC  : Get or set counting parameters
712 +(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
708 708  
709 -AT+SERVADDR  : Server Address
714 +(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
710 710  
716 +(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
711 711  
712 -(% style="color:#037691" %)**COAP Management**      
718 +(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
713 713  
714 -AT+URI            : Resource parameters
720 +(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
715 715  
722 +(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
716 716  
717 -(% style="color:#037691" %)**UDP Management**
724 +(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
718 718  
719 -AT+CFM          : Upload confirmation mode (only valid for UDP)
726 +(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
720 720  
728 +(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
721 721  
722 -(% style="color:#037691" %)**MQTT Management**
730 +(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
723 723  
724 -AT+CLIENT               : Get or Set MQTT client
725 725  
726 -AT+UNAME  : Get or Set MQTT Username
733 +(% style="color:#037691" %)**LoRa Network Management**
727 727  
728 -AT+PWD                  : Get or Set MQTT password
735 +(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
729 729  
730 -AT+PUBTOPIC  : Get or Set MQTT publish topic
737 +(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
731 731  
732 -AT+SUBTOPIC  : Get or Set MQTT subscription topic
739 +(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
733 733  
741 +(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
734 734  
735 -(% style="color:#037691" %)**Information**          
743 +(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
736 736  
737 -AT+FDR  : Factory Data Reset
745 +(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
738 738  
739 -AT+PWORD  : Serial Access Password
747 +(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
740 740  
749 +(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
741 741  
751 +(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
742 742  
743 -= ​5.  FAQ =
753 +(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
744 744  
745 -== 5.1 ​ How to Upgrade Firmware ==
755 +(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
746 746  
757 +(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
747 747  
759 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
760 +
761 +(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
762 +
763 +(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
764 +
765 +
766 +(% style="color:#037691" %)**Information** 
767 +
768 +(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
769 +
770 +(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
771 +
772 +(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
773 +
774 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
775 +
776 +(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
777 +
778 +(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
779 +
780 + (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
781 +
782 +
783 += ​4. FAQ =
784 +
785 +== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
786 +
748 748  (((
749 -User can upgrade the firmware for 1) bug fix, 2) new feature release.
788 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
789 +When downloading the images, choose the required image file for download. ​
750 750  )))
751 751  
752 752  (((
753 -Please see this link for how to upgrade:  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList>>http://wiki.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/#H2.HardwareUpgradeMethodSupportList]]
793 +
754 754  )))
755 755  
756 756  (((
757 -Notice, NSE01 and LSE01 share the same mother board. They use the same connection and method to update.
797 +How to set up LSE01 to work in 8 channel mode By default, the frequency bands US915, AU915, CN470 work in 72 frequencies. Many gateways are 8 channel gateways, and in this case, the OTAA join time and uplink schedule is long and unpredictable while the end node is hopping in 72 frequencies.
758 758  )))
759 759  
800 +(((
801 +
802 +)))
760 760  
761 761  (((
805 +You can configure the end node to work in 8 channel mode by using the AT+CHE command. The 500kHz channels are always included for OTAA.
806 +)))
807 +
808 +(((
762 762  
763 763  )))
764 764  
812 +(((
813 +For example, in **US915** band, the frequency table is as below. By default, the end node will use all channels (0~~71) for OTAA Join process. After the OTAA Join, the end node will use these all channels (0~~71) to send uplink packets.
814 +)))
815 +
816 +[[image:image-20220606154726-3.png]]
817 +
818 +
819 +When you use the TTN network, the US915 frequency bands use are:
820 +
821 +* 903.9 - SF7BW125 to SF10BW125
822 +* 904.1 - SF7BW125 to SF10BW125
823 +* 904.3 - SF7BW125 to SF10BW125
824 +* 904.5 - SF7BW125 to SF10BW125
825 +* 904.7 - SF7BW125 to SF10BW125
826 +* 904.9 - SF7BW125 to SF10BW125
827 +* 905.1 - SF7BW125 to SF10BW125
828 +* 905.3 - SF7BW125 to SF10BW125
829 +* 904.6 - SF8BW500
830 +
831 +(((
832 +Because the end node is now hopping in 72 frequency, it makes it difficult for the devices to Join the TTN network and uplink data. To solve this issue, you can access the device via the AT commands and run:
833 +
834 +* (% style="color:#037691" %)**AT+CHE=2**
835 +* (% style="color:#037691" %)**ATZ**
836 +)))
837 +
838 +(((
839 +
840 +
841 +to set the end node to work in 8 channel mode. The device will work in Channel 8-15 & 64-71 for OTAA, and channel 8-15 for Uplink.
842 +)))
843 +
844 +(((
845 +
846 +)))
847 +
848 +(((
849 +The **AU915** band is similar. Below are the AU915 Uplink Channels.
850 +)))
851 +
852 +[[image:image-20220606154825-4.png]]
853 +
854 +
855 +== 4.2 ​Can I calibrate LSE01 to different soil types? ==
856 +
857 +LSE01 is calibrated for saline-alkali soil and loamy soil. If users want to use it for other soil, they can calibrate the value in the IoT platform base on the value measured by saline-alkali soil and loamy soil. The formula can be found at [[this link>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/&file=Calibrate_to_other_Soil_20220605.pdf]].
858 +
859 +
765 765  = 5. Trouble Shooting =
766 766  
767 767  == 5.1 ​Why I can't join TTN in US915 / AU915 bands? ==
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