Changes for page NDDS75 -- NB-IoT Distance Detect Sensor User Manual
Last modified by Bei Jinggeng on 2024/05/31 09:53
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... ... @@ -58,7 +58,6 @@ 58 58 * IP66 Waterproof Enclosure 59 59 * 4000mAh or 8500mAh Battery for long term use 60 60 61 - 62 62 == 1.3 Specification == 63 63 64 64 Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height. ... ... @@ -90,7 +90,7 @@ 90 90 ))) 91 91 92 92 ((( 93 -In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3. 200BUsingtheATCommands"]].92 +In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.UsingtheATCommands"]]. 94 94 ))) 95 95 96 96 ... ... @@ -279,7 +279,6 @@ 279 279 LSE01 TTN Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]] 280 280 281 281 282 - 283 283 == 2.4 Uplink Interval == 284 284 285 285 The LSE01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]] ... ... @@ -631,8 +631,6 @@ 631 631 * Solid ON for 5 seconds once device successful Join the network. 632 632 * Blink once when device transmit a packet. 633 633 634 - 635 - 636 636 == 2.9 Installation in Soil == 637 637 638 638 **Measurement the soil surface** ... ... @@ -752,13 +752,13 @@ 752 752 753 753 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. 754 754 755 -[[image:1654501986557-872.png ||height="391" width="800"]]751 +[[image:1654501986557-872.png]] 756 756 757 757 758 758 Or if you have below board, use below connection: 759 759 760 760 761 -[[image:1654502005655-729.png ||height="503" width="801"]]757 +[[image:1654502005655-729.png]] 762 762 763 763 764 764 ... ... @@ -765,7 +765,7 @@ 765 765 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: 766 766 767 767 768 - [[image:1654502050864-459.png ||height="564" width="806"]]764 + [[image:1654502050864-459.png]] 769 769 770 770 771 771 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/]] ... ... @@ -880,38 +880,20 @@ 880 880 881 881 == 4.1 How to change the LoRa Frequency Bands/Region? == 882 882 883 -((( 884 884 You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]]. 885 885 When downloading the images, choose the required image file for download. 886 -))) 887 887 888 -((( 889 - 890 -))) 891 891 892 -((( 893 893 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. 894 -))) 895 895 896 -((( 897 - 898 -))) 899 899 900 -((( 901 901 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. 902 -))) 903 903 904 -((( 905 - 906 -))) 907 907 908 -((( 909 909 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. 910 -))) 911 911 912 912 [[image:image-20220606154726-3.png]] 913 913 914 - 915 915 When you use the TTN network, the US915 frequency bands use are: 916 916 917 917 * 903.9 - SF7BW125 to SF10BW125 ... ... @@ -924,9 +924,7 @@ 924 924 * 905.3 - SF7BW125 to SF10BW125 925 925 * 904.6 - SF8BW500 926 926 927 -((( 928 928 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: 929 -))) 930 930 931 931 (% class="box infomessage" %) 932 932 ((( ... ... @@ -938,17 +938,10 @@ 938 938 **ATZ** 939 939 ))) 940 940 941 -((( 942 942 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. 943 -))) 944 944 945 -((( 946 - 947 -))) 948 948 949 -((( 950 950 The **AU915** band is similar. Below are the AU915 Uplink Channels. 951 -))) 952 952 953 953 [[image:image-20220606154825-4.png]] 954 954 ... ... @@ -963,9 +963,7 @@ 963 963 964 964 == 5.2 AT Command input doesn’t work == 965 965 966 -((( 967 967 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. 968 -))) 969 969 970 970 971 971 == 5.3 Device rejoin in at the second uplink packet == ... ... @@ -977,9 +977,7 @@ 977 977 978 978 (% style="color:#4f81bd" %)**Cause for this issue:** 979 979 980 -((( 981 981 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. 982 -))) 983 983 984 984 985 985 (% style="color:#4f81bd" %)**Solution: ** ... ... @@ -986,7 +986,7 @@ 986 986 987 987 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: 988 988 989 -[[image:1654500929571-736.png ||height="458" width="832"]]954 +[[image:1654500929571-736.png]] 990 990 991 991 992 992 = 6. Order Info = ... ... @@ -1019,8 +1019,6 @@ 1019 1019 = 7. Packing Info = 1020 1020 1021 1021 ((( 1022 - 1023 - 1024 1024 **Package Includes**: 1025 1025 ))) 1026 1026 ... ... @@ -1029,6 +1029,10 @@ 1029 1029 ))) 1030 1030 1031 1031 ((( 995 + 996 +))) 997 + 998 +((( 1032 1032 **Dimension and weight**: 1033 1033 ))) 1034 1034