Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 4.11 >
edited by Xiaoling
on 2022/06/06 15:33
To version < 15.2 >
edited by Xiaoling
on 2022/06/06 16:26
>
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Summary

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Content
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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220606151504-2.jpeg||height="848" width="848"]]
3 3  
4 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
5 5  
6 6  
7 7  
... ... @@ -9,44 +9,40 @@
9 9  
10 10  
11 11  
11 += 1. Introduction =
12 12  
13 +== 1.1 ​What is LoRaWAN Soil Moisture & EC Sensor ==
13 13  
15 +(((
16 +The Dragino LSE01 is a (% style="color:#4f81bd" %)**LoRaWAN Soil Moisture & EC Sensor**(%%) for IoT of Agriculture. It is designed to measure the soil moisture of saline-alkali soil and loamy soil. The soil sensor uses FDR method to calculate the soil moisture with the compensation from soil temperature and conductivity. It also has been calibrated in factory for Mineral soil type.
17 +)))
14 14  
19 +(((
20 +It detects (% style="color:#4f81bd" %)**Soil Moisture**(%%), (% style="color:#4f81bd" %)**Soil Temperature**(%%) and (% style="color:#4f81bd" %)**Soil Conductivity**(%%), and uploads the value via wireless to LoRaWAN IoT Server.
21 +)))
15 15  
16 -
17 -
18 -
19 -
20 -
21 -
22 -
23 -1. Introduction
24 -11. ​What is LoRaWAN Soil Moisture & EC Sensor
25 -
26 -The Dragino LSE01 is a **LoRaWAN Soil Moisture & EC Sensor** for IoT of Agriculture. It is designed to measure the soil moisture of saline-alkali soil and loamy soil. The soil sensor uses FDR method to calculate the soil moisture with the compensation from soil temperature and conductivity. It also has been calibrated in factory for Mineral soil type.
27 -
28 -
29 -It detects **Soil Moisture**, **Soil Temperature** and **Soil Conductivity**, and uploads the value via wireless to LoRaWAN IoT Server.
30 -
31 -
23 +(((
32 32  The LoRa wireless technology used in LES01 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
25 +)))
33 33  
27 +(((
28 +LES01 is powered by (% style="color:#4f81bd" %)**4000mA or 8500mAh Li-SOCI2 battery**(%%), It is designed for long term use up to 10 years.
29 +)))
34 34  
35 -LES01 is powered by **4000mA or 8500mAh Li-SOCI2 battery**, It is designed for long term use up to 10 years.
36 -
37 -
31 +(((
38 38  Each LES01 is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
33 +)))
39 39  
40 40  
41 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
36 +[[image:1654503236291-817.png]]
42 42  
43 43  
44 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
39 +[[image:1654503265560-120.png]]
45 45  
46 46  
47 47  
48 -*
49 -*1. ​Features
43 +== 1.2 ​Features ==
44 +
50 50  * LoRaWAN 1.0.3 Class A
51 51  * Ultra low power consumption
52 52  * Monitor Soil Moisture
... ... @@ -59,52 +59,31 @@
59 59  * IP66 Waterproof Enclosure
60 60  * 4000mAh or 8500mAh Battery for long term use
61 61  
62 -1.
63 -11. Specification
64 64  
58 +== 1.3 Specification ==
59 +
65 65  Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height.
66 66  
67 -|**Parameter**|**Soil Moisture**|**Soil Conductivity**|**Soil Temperature**
68 -|**Range**|**0-100.00%**|(((
69 -**0-20000uS/cm**
62 +[[image:image-20220606162220-5.png]]
70 70  
71 -**(25℃)(0-20.0EC)**
72 -)))|**-40.00℃～85.00℃**
73 -|**Unit**|**V/V %,**|**uS/cm,**|**℃**
74 -|**Resolution**|**0.01%**|**1 uS/cm**|**0.01℃**
75 -|**Accuracy**|(((
76 -**±3% (0-53%)**
77 77  
78 -**±5% (>53%)**
79 -)))|**2%FS,**|(((
80 -**-10℃～50℃:<0.3℃**
81 81  
82 -**All other: <0.6℃**
83 -)))
84 -|(((
85 -**Measure**
66 +== ​1.4 Applications ==
86 86  
87 -**Method**
88 -)))|**FDR , with temperature &EC compensate**|**Conductivity , with temperature compensate**|**RTD, and calibrate**
68 +* Smart Agriculture
89 89  
90 90  
71 +== ​1.5 Firmware Change log ==
91 91  
92 -*
93 -*1. ​Applications
94 -* Smart Agriculture
95 95  
96 -1.
97 -11. ​Firmware Change log
74 +**LSE01 v1.0 :**  Release
98 98  
99 -**LSE01 v1.0:**
100 100  
101 -* Release
102 102  
78 += 2. Configure LSE01 to connect to LoRaWAN network =
103 103  
80 +== 2.1 How it works ==
104 104  
105 -1. Configure LSE01 to connect to LoRaWAN network
106 -11. How it works
107 -
108 108  The LSE01 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LSE0150. It will automatically join the network via OTAA and start to send the sensor value
109 109  
110 110  
... ... @@ -112,14 +112,12 @@
112 112  
113 113  
114 114  
89 +== 2.2 ​Quick guide to connect to LoRaWAN server (OTAA) ==
115 115  
116 -1.
117 -11. ​Quick guide to connect to LoRaWAN server (OTAA)
118 -
119 119  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
120 120  
121 121  
122 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
94 +[[image:1654503992078-669.png]]
123 123  
124 124  
125 125  The LG308 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
... ... @@ -151,9 +151,6 @@
151 151  
152 152  )))
153 153  
154 -
155 -
156 -
157 157  **Step 2**: Power on LSE01
158 158  
159 159  
... ... @@ -740,7 +740,6 @@
740 740  * [[Lithium-Thionyl Chloride Battery>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/ER18505_datasheet-EN.pdf]] datasheet, [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/ER18505_datasheet_PM-ER18505-S-02-LF_EN.pdf]]
741 741  * [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
742 742  
743 -
744 744  |(((
745 745  JST-XH-2P connector
746 746  )))
... ... @@ -773,173 +773,155 @@
773 773  
774 774  
775 775  
776 -1. ​Using the AT Commands
777 -11. ​Access AT Commands
744 += 3. ​Using the AT Commands =
778 778  
746 +== 3.1 Access AT Commands ==
747 +
748 +
779 779  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.
780 780  
781 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
751 +[[image:1654501986557-872.png]]
782 782  
783 783  
784 784  Or if you have below board, use below connection:
785 785  
786 786  
787 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
757 +[[image:1654502005655-729.png]]
788 788  
789 789  
790 790  
791 -In the PC, you need to set the serial baud rate to **9600** to access the serial console for LSE01. LSE01 will output system info once power on as below:
761 +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:
792 792  
793 793  
794 - [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
764 + [[image:1654502050864-459.png]]
795 795  
796 796  
797 797  Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]]: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]]
798 798  
799 799  
800 -AT+<CMD>?        : Help on <CMD>
770 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>? **(%%) : Help on <CMD>
801 801  
802 -AT+<CMD>         : Run <CMD>
772 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD> **(%%) : Run <CMD>
803 803  
804 -AT+<CMD>=<value> : Set the value
774 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=<value>**(%%) : Set the value
805 805  
806 -AT+<CMD>=?       : Get the value
776 +(% style="background-color:#dcdcdc" %)**AT+<CMD>=?AT+<CMD>=?**(%%)  : Get the value
807 807  
808 808  
809 -**General Commands**      
779 +(% style="color:#037691" %)**General Commands**(%%)      
810 810  
811 -AT                    : Attention       
781 +(% style="background-color:#dcdcdc" %)**AT**(%%)  : Attention       
812 812  
813 -AT?                            : Short Help     
783 +(% style="background-color:#dcdcdc" %)**AT?**(%%)  : Short Help     
814 814  
815 -ATZ                            : MCU Reset    
785 +(% style="background-color:#dcdcdc" %)**ATZ**(%%)  : MCU Reset    
816 816  
817 -AT+TDC           : Application Data Transmission Interval 
787 +(% style="background-color:#dcdcdc" %)**AT+TDC**(%%)  : Application Data Transmission Interval 
818 818  
819 819  
820 -**Keys, IDs and EUIs management**
790 +(% style="color:#037691" %)**Keys, IDs and EUIs management**
821 821  
822 -AT+APPEUI              : Application EUI      
792 +(% style="background-color:#dcdcdc" %)**AT+APPEUI**(%%)              : Application EUI      
823 823  
824 -AT+APPKEY              : Application Key     
794 +(% style="background-color:#dcdcdc" %)**AT+APPKEY**(%%)              : Application Key     
825 825  
826 -AT+APPSKEY            : Application Session Key
796 +(% style="background-color:#dcdcdc" %)**AT+APPSKEY**(%%)            : Application Session Key
827 827  
828 -AT+DADDR              : Device Address     
798 +(% style="background-color:#dcdcdc" %)**AT+DADDR**(%%)              : Device Address     
829 829  
830 -AT+DEUI                   : Device EUI     
800 +(% style="background-color:#dcdcdc" %)**AT+DEUI**(%%)                   : Device EUI     
831 831  
832 -AT+NWKID               : Network ID (You can enter this command change only after successful network connection) 
802 +(% style="background-color:#dcdcdc" %)**AT+NWKID**(%%)               : Network ID (You can enter this command change only after successful network connection) 
833 833  
834 -AT+NWKSKEY          : Network Session Key Joining and sending date on LoRa network  
804 +(% style="background-color:#dcdcdc" %)**AT+NWKSKEY**(%%)          : Network Session Key Joining and sending date on LoRa network  
835 835  
836 -AT+CFM          : Confirm Mode       
806 +(% style="background-color:#dcdcdc" %)**AT+CFM**(%%)  : Confirm Mode       
837 837  
838 -AT+CFS                     : Confirm Status       
808 +(% style="background-color:#dcdcdc" %)**AT+CFS**(%%)                     : Confirm Status       
839 839  
840 -AT+JOIN          : Join LoRa? Network       
810 +(% style="background-color:#dcdcdc" %)**AT+JOIN**(%%)  : Join LoRa? Network       
841 841  
842 -AT+NJM          : LoRa? Network Join Mode    
812 +(% style="background-color:#dcdcdc" %)**AT+NJM**(%%)  : LoRa? Network Join Mode    
843 843  
844 -AT+NJS                     : LoRa? Network Join Status    
814 +(% style="background-color:#dcdcdc" %)**AT+NJS**(%%)                     : LoRa? Network Join Status    
845 845  
846 -AT+RECV                  : Print Last Received Data in Raw Format
816 +(% style="background-color:#dcdcdc" %)**AT+RECV**(%%)                  : Print Last Received Data in Raw Format
847 847  
848 -AT+RECVB                : Print Last Received Data in Binary Format      
818 +(% style="background-color:#dcdcdc" %)**AT+RECVB**(%%)                : Print Last Received Data in Binary Format      
849 849  
850 -AT+SEND                  : Send Text Data      
820 +(% style="background-color:#dcdcdc" %)**AT+SEND**(%%)                  : Send Text Data      
851 851  
852 -AT+SENB                  : Send Hexadecimal Data
822 +(% style="background-color:#dcdcdc" %)**AT+SENB**(%%)                  : Send Hexadecimal Data
853 853  
854 854  
855 -**LoRa Network Management**
825 +(% style="color:#037691" %)**LoRa Network Management**
856 856  
857 -AT+ADR          : Adaptive Rate
827 +(% style="background-color:#dcdcdc" %)**AT+ADR**(%%)          : Adaptive Rate
858 858  
859 -AT+CLASS                : LoRa Class(Currently only support class A
829 +(% style="background-color:#dcdcdc" %)**AT+CLASS**(%%)  : LoRa Class(Currently only support class A
860 860  
861 -AT+DCS           : Duty Cycle Setting 
831 +(% style="background-color:#dcdcdc" %)**AT+DCS**(%%)  : Duty Cycle Setting 
862 862  
863 -AT+DR                      : Data Rate (Can Only be Modified after ADR=0)     
833 +(% style="background-color:#dcdcdc" %)**AT+DR**(%%)  : Data Rate (Can Only be Modified after ADR=0)     
864 864  
865 -AT+FCD           : Frame Counter Downlink       
835 +(% style="background-color:#dcdcdc" %)**AT+FCD**(%%)  : Frame Counter Downlink       
866 866  
867 -AT+FCU           : Frame Counter Uplink   
837 +(% style="background-color:#dcdcdc" %)**AT+FCU**(%%)  : Frame Counter Uplink   
868 868  
869 -AT+JN1DL                : Join Accept Delay1
839 +(% style="background-color:#dcdcdc" %)**AT+JN1DL**(%%)  : Join Accept Delay1
870 870  
871 -AT+JN2DL                : Join Accept Delay2
841 +(% style="background-color:#dcdcdc" %)**AT+JN2DL**(%%)  : Join Accept Delay2
872 872  
873 -AT+PNM                   : Public Network Mode   
843 +(% style="background-color:#dcdcdc" %)**AT+PNM**(%%)  : Public Network Mode   
874 874  
875 -AT+RX1DL                : Receive Delay1      
845 +(% style="background-color:#dcdcdc" %)**AT+RX1DL**(%%)  : Receive Delay1      
876 876  
877 -AT+RX2DL                : Receive Delay2      
847 +(% style="background-color:#dcdcdc" %)**AT+RX2DL**(%%)  : Receive Delay2      
878 878  
879 -AT+RX2DR               : Rx2 Window Data Rate 
849 +(% style="background-color:#dcdcdc" %)**AT+RX2DR**(%%)  : Rx2 Window Data Rate 
880 880  
881 -AT+RX2FQ               : Rx2 Window Frequency
851 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ**(%%)  : Rx2 Window Frequency
882 882  
883 -AT+TXP           : Transmit Power
853 +(% style="background-color:#dcdcdc" %)**AT+TXP**(%%)  : Transmit Power
884 884  
885 -AT+ MOD                 : Set work mode
855 +(% style="background-color:#dcdcdc" %)**AT+ MOD**(%%)  : Set work mode
886 886  
887 887  
888 -**Information** 
858 +(% style="color:#037691" %)**Information** 
889 889  
890 -AT+RSSI           : RSSI of the Last Received Packet   
860 +(% style="background-color:#dcdcdc" %)**AT+RSSI**(%%)           : RSSI of the Last Received Packet   
891 891  
892 -AT+SNR           : SNR of the Last Received Packet   
862 +(% style="background-color:#dcdcdc" %)**AT+SNR**(%%)           : SNR of the Last Received Packet   
893 893  
894 -AT+VER           : Image Version and Frequency Band       
864 +(% style="background-color:#dcdcdc" %)**AT+VER**(%%)           : Image Version and Frequency Band       
895 895  
896 -AT+FDR           : Factory Data Reset
866 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)           : Factory Data Reset
897 897  
898 -AT+PORT                  : Application Port    
868 +(% style="background-color:#dcdcdc" %)**AT+PORT**(%%)  : Application Port    
899 899  
900 -AT+CHS           : Get or Set Frequency (Unit: Hz) for Single Channel Mode
870 +(% style="background-color:#dcdcdc" %)**AT+CHS**(%%)  : Get or Set Frequency (Unit: Hz) for Single Channel Mode
901 901  
902 - AT+CHE                   : Get or Set eight channels mode, Only for US915, AU915, CN470
872 + (% style="background-color:#dcdcdc" %)**AT+CHE**(%%)  : Get or Set eight channels mode, Only for US915, AU915, CN470
903 903  
904 904  
875 += ​4. FAQ =
905 905  
877 +== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
906 906  
907 -
908 -
909 -
910 -1. ​FAQ
911 -11. ​How to change the LoRa Frequency Bands/Region?
912 -
913 913  You can follow the instructions for [[how to upgrade image>>path:#3ygebqi]].
914 914  When downloading the images, choose the required image file for download. ​
915 915  
916 916  
883 +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.
917 917  
918 -How to set up LSE01 to work in 8 channel mode
919 919  
920 -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.
921 -
922 -
923 923  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.
924 924  
925 925  
926 -
927 927  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.
928 928  
891 +[[image:image-20220606154726-3.png]]
929 929  
930 -|CHE|(% colspan="9" %)US915 Uplink Channels(125KHz,4/5,Unit:MHz,CHS=0)
931 -|0|(% colspan="9" %)ENABLE Channel 0-63
932 -|1|902.3|902.5|902.7|902.9|903.1|903.3|903.5|903.7|Channel 0-7
933 -|2|903.9|904.1|904.3|904.5|904.7|904.9|905.1|905.3|Channel 8-15
934 -|3|905.5|905.7|905.9|906.1|906.3|906.5|906.7|906.9|Channel 16-23
935 -|4|907.1|907.3|907.5|907.7|907.9|908.1|908.3|908.5|Channel 24-31
936 -|5|908.7|908.9|909.1|909.3|909.5|909.7|909.9|910.1|Channel 32-39
937 -|6|910.3|910.5|910.7|910.9|911.1|911.3|911.5|911.7|Channel 40-47
938 -|7|911.9|912.1|912.3|912.5|912.7|912.9|913.1|913.3|Channel 48-55
939 -|8|913.5|913.7|913.9|914.1|914.3|914.5|914.7|914.9|Channel 56-63
940 -|(% colspan="10" %)Channels(500KHz,4/5,Unit:MHz,CHS=0)
941 -| |903|904.6|906.2|907.8|909.4|911|912.6|914.2|Channel 64-71
942 -
943 943  When you use the TTN network, the US915 frequency bands use are:
944 944  
945 945  * 903.9 - SF7BW125 to SF10BW125
... ... @@ -954,9 +954,15 @@
954 954  
955 955  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:
956 956  
907 +(% class="box infomessage" %)
908 +(((
957 957  **AT+CHE=2**
910 +)))
958 958  
912 +(% class="box infomessage" %)
913 +(((
959 959  **ATZ**
915 +)))
960 960  
961 961  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.
962 962  
... ... @@ -963,27 +963,12 @@
963 963  
964 964  The **AU915** band is similar. Below are the AU915 Uplink Channels.
965 965  
922 +[[image:image-20220606154825-4.png]]
966 966  
967 -|CHE|(% colspan="9" %)AU915 Uplink Channels(125KHz,4/5,Unit:MHz,CHS=0)
968 -|0|(% colspan="9" %)ENABLE Channel 0-63
969 -|1|915.2|915.4|915.6|915.8|916|916.2|916.4|916.6|Channel 0-7
970 -|2|916.8|917|917.2|917.4|917.6|917.8|918|918.2|Channel 8-15
971 -|3|918.4|918.6|918.8|919|919.2|919.4|919.6|919.8|Channel 16-23
972 -|4|920|920.2|920.4|920.6|920.8|921|921.2|921.4|Channel 24-31
973 -|5|921.6|921.8|922|922.2|922.4|922.6|922.8|923|Channel 32-39
974 -|6|923.2|923.4|923.6|923.8|924|924.2|924.4|924.6|Channel 40-47
975 -|7|924.8|925|925.2|925.4|925.6|925.8|926|926.2|Channel 48-55
976 -|8|926.4|926.6|926.8|927|927.2|927.4|927.6|927.8|Channel 56-63
977 -|(% colspan="10" %)Channels(500KHz,4/5,Unit:MHz,CHS=0)
978 -| |915.9|917.5|919.1|920.7|922.3|923.9|925.5|927.1|Channel 64-71
979 979  
980 980  
981 -
982 -
983 -
984 984  = 5. Trouble Shooting =
985 985  
986 -
987 987  == 5.1 ​Why I can’t join TTN in US915 / AU915 bands? ==
988 988  
989 989  It is due to channel mapping. Please see the [[Eight Channel Mode>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] section above for details.
... ... @@ -991,26 +991,26 @@
991 991  
992 992  == 5.2 AT Command input doesn’t work ==
993 993  
994 -In the case if user can see the console output but can’t type input to the device. Please check if you already include the **ENTER** while sending out the command. Some serial tool doesn’t send **ENTER** while press the send key, user need to add ENTER in their string.
935 +In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
995 995  
996 996  
997 997  == 5.3 Device rejoin in at the second uplink packet ==
998 998  
999 -**Issue describe as below:**
940 +(% style="color:#4f81bd" %)**Issue describe as below:**
1000 1000  
1001 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]]
942 +[[image:1654500909990-784.png]]
1002 1002  
1003 1003  
1004 -**Cause for this issue:**
945 +(% style="color:#4f81bd" %)**Cause for this issue:**
1005 1005  
1006 1006  The fuse on LSE01 is not large enough, some of the soil probe require large current up to 5v 800mA, in a short pulse. When this happen, it cause the device reboot so user see rejoin.
1007 1007  
1008 1008  
1009 -**Solution: **
950 +(% style="color:#4f81bd" %)**Solution: **
1010 1010  
1011 1011  All new shipped LSE01 after 2020-May-30 will have this to fix. For the customer who see this issue, please bypass the fuse as below:
1012 1012  
1013 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
954 +[[image:1654500929571-736.png]]
1014 1014  
1015 1015  
1016 1016  = 6. ​Order Info =
... ... @@ -1035,7 +1035,6 @@
1035 1035  * (% style="color:red" %)**4**(%%): 4000mAh battery
1036 1036  * (% style="color:red" %)**8**(%%): 8500mAh battery
1037 1037  
1038 -
1039 1039  = 7. Packing Info =
1040 1040  
1041 1041  (((
... ... @@ -1072,4 +1072,3 @@
1072 1072  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1073 1073  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:http://../../../../../../D:%5C%E5%B8%82%E5%9C%BA%E8%B5%84%E6%96%99%5C%E8%AF%B4%E6%98%8E%E4%B9%A6%5CLoRa%5CLT%E7%B3%BB%E5%88%97%5Csupport@dragino.com]]
1074 1074  
1075 -
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