Last modified by Mengting Qiu on 2024/04/02 16:44
<
From version < 11.1 >
edited by Xiaoling
on 2022/06/06 15:54
To version < 5.1 >
edited by Xiaoling
on 2022/06/06 15:35
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87 87  **Method**
88 88  )))|**FDR , with temperature &EC compensate**|**Conductivity , with temperature compensate**|**RTD, and calibrate**
89 89  
90 +
91 +
90 90  *
91 91  *1. ​Applications
92 92  * Smart Agriculture
... ... @@ -98,6 +98,8 @@
98 98  
99 99  * Release
100 100  
103 +
104 +
101 101  1. Configure LSE01 to connect to LoRaWAN network
102 102  11. How it works
103 103  
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148 148  )))
149 149  
150 150  
155 +
156 +
151 151  **Step 2**: Power on LSE01
152 152  
153 153  
... ... @@ -734,6 +734,7 @@
734 734  * [[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]]
735 735  * [[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]]
736 736  
743 +
737 737  |(((
738 738  JST-XH-2P connector
739 739  )))
... ... @@ -766,13 +766,12 @@
766 766  
767 767  
768 768  
769 -= 3. ​Using the AT Commands =
776 +1. ​Using the AT Commands
777 +11. ​Access AT Commands
770 770  
771 -== 3.1 Access AT Commands ==
772 -
773 773  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.
774 774  
775 -[[image:1654501986557-872.png]]
781 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
776 776  
777 777  
778 778  Or if you have below board, use below connection:
... ... @@ -901,24 +901,39 @@
901 901  
902 902  
903 903  
904 -= ​4. FAQ =
910 +1. ​FAQ
911 +11. ​How to change the LoRa Frequency Bands/Region?
905 905  
906 -== 4.1 ​How to change the LoRa Frequency Bands/Region? ==
907 -
908 908  You can follow the instructions for [[how to upgrade image>>path:#3ygebqi]].
909 909  When downloading the images, choose the required image file for download. ​
910 910  
911 911  
912 -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.
913 913  
918 +How to set up LSE01 to work in 8 channel mode
914 914  
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 +
915 915  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.
916 916  
917 917  
926 +
918 918  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.
919 919  
920 -[[image:image-20220606154726-3.png]]
921 921  
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 +
922 922  When you use the TTN network, the US915 frequency bands use are:
923 923  
924 924  * 903.9 - SF7BW125 to SF10BW125
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931 931  * 905.3 - SF7BW125 to SF10BW125
932 932  * 904.6 - SF8BW500
933 933  
934 -
935 935  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:
936 936  
937 -(% class="box infomessage" %)
938 -(((
939 939  **AT+CHE=2**
940 -)))
941 941  
942 -(% class="box infomessage" %)
943 -(((
944 944  **ATZ**
945 -)))
946 946  
947 947  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.
948 948  
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949 949  
950 950  The **AU915** band is similar. Below are the AU915 Uplink Channels.
951 951  
952 -[[image:image-20220606154825-4.png]]
953 953  
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
954 954  
955 955  
981 +
982 +
983 +
956 956  = 5. Trouble Shooting =
957 957  
986 +
958 958  == 5.1 ​Why I can’t join TTN in US915 / AU915 bands? ==
959 959  
960 960  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.
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962 962  
963 963  == 5.2 AT Command input doesn’t work ==
964 964  
965 -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.
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.
966 966  
967 967  
968 968  == 5.3 Device rejoin in at the second uplink packet ==
969 969  
970 -(% style="color:#4f81bd" %)**Issue describe as below:**
999 +**Issue describe as below:**
971 971  
972 -[[image:1654500909990-784.png]]
1001 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]]
973 973  
974 974  
975 -(% style="color:#4f81bd" %)**Cause for this issue:**
1004 +**Cause for this issue:**
976 976  
977 977  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.
978 978  
979 979  
980 -(% style="color:#4f81bd" %)**Solution: **
1009 +**Solution: **
981 981  
982 982  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:
983 983  
984 -[[image:1654500929571-736.png]]
1013 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
985 985  
986 986  
987 987  = 6. ​Order Info =
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1006 1006  * (% style="color:red" %)**4**(%%): 4000mAh battery
1007 1007  * (% style="color:red" %)**8**(%%): 8500mAh battery
1008 1008  
1038 +
1009 1009  = 7. Packing Info =
1010 1010  
1011 1011  (((
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1042 1042  * 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.
1043 1043  * 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]]
1044 1044  
1075 +
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