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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... ... @@ -58,6 +58,7 @@ 58 58 * IP66 Waterproof Enclosure 59 59 * 4000mAh or 8500mAh Battery for long term use 60 60 61 + 61 61 == 1.3 Specification == 62 62 63 63 Measure Volume: Base on the centra pin of the probe, a cylinder with 7cm diameter and 10cm height. ... ... @@ -89,7 +89,7 @@ 89 89 ))) 90 90 91 91 ((( 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"]].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"]]. 93 93 ))) 94 94 95 95 ... ... @@ -278,14 +278,13 @@ 278 278 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/]] 279 279 280 280 282 + 281 281 == 2.4 Uplink Interval == 282 282 283 -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>>End Device AT Commands and Downlink Command||anchor="H4.1ChangeUplinkInterval"]] 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"]] 284 284 285 -[[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval]] 286 286 287 287 288 - 289 289 == 2.5 Downlink Payload == 290 290 291 291 By default, LSE50 prints the downlink payload to console port. ... ... @@ -632,6 +632,7 @@ 632 632 * Blink once when device transmit a packet. 633 633 634 634 635 + 635 635 == 2.9 Installation in Soil == 636 636 637 637 **Measurement the soil surface** ... ... @@ -751,13 +751,13 @@ 751 751 752 752 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. 753 753 754 -[[image:1654501986557-872.png]] 755 +[[image:1654501986557-872.png||height="391" width="800"]] 755 755 756 756 757 757 Or if you have below board, use below connection: 758 758 759 759 760 -[[image:1654502005655-729.png]] 761 +[[image:1654502005655-729.png||height="503" width="801"]] 761 761 762 762 763 763 ... ... @@ -764,7 +764,7 @@ 764 764 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: 765 765 766 766 767 - [[image:1654502050864-459.png]] 768 + [[image:1654502050864-459.png||height="564" width="806"]] 768 768 769 769 770 770 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/]] ... ... @@ -879,20 +879,38 @@ 879 879 880 880 == 4.1 How to change the LoRa Frequency Bands/Region? == 881 881 883 +((( 882 882 You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]]. 883 883 When downloading the images, choose the required image file for download. 886 +))) 884 884 888 +((( 889 + 890 +))) 885 885 892 +((( 886 886 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 +))) 887 887 896 +((( 897 + 898 +))) 888 888 900 +((( 889 889 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 +))) 890 890 904 +((( 905 + 906 +))) 891 891 908 +((( 892 892 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 +))) 893 893 894 894 [[image:image-20220606154726-3.png]] 895 895 914 + 896 896 When you use the TTN network, the US915 frequency bands use are: 897 897 898 898 * 903.9 - SF7BW125 to SF10BW125 ... ... @@ -905,7 +905,9 @@ 905 905 * 905.3 - SF7BW125 to SF10BW125 906 906 * 904.6 - SF8BW500 907 907 927 +((( 908 908 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 +))) 909 909 910 910 (% class="box infomessage" %) 911 911 ((( ... ... @@ -917,10 +917,17 @@ 917 917 **ATZ** 918 918 ))) 919 919 941 +((( 920 920 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 +))) 921 921 945 +((( 946 + 947 +))) 922 922 949 +((( 923 923 The **AU915** band is similar. Below are the AU915 Uplink Channels. 951 +))) 924 924 925 925 [[image:image-20220606154825-4.png]] 926 926 ... ... @@ -935,7 +935,9 @@ 935 935 936 936 == 5.2 AT Command input doesn’t work == 937 937 966 +((( 938 938 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 +))) 939 939 940 940 941 941 == 5.3 Device rejoin in at the second uplink packet == ... ... @@ -947,7 +947,9 @@ 947 947 948 948 (% style="color:#4f81bd" %)**Cause for this issue:** 949 949 980 +((( 950 950 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 +))) 951 951 952 952 953 953 (% style="color:#4f81bd" %)**Solution: ** ... ... @@ -954,7 +954,7 @@ 954 954 955 955 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: 956 956 957 -[[image:1654500929571-736.png]] 989 +[[image:1654500929571-736.png||height="458" width="832"]] 958 958 959 959 960 960 = 6. Order Info = ... ... @@ -987,6 +987,8 @@ 987 987 = 7. Packing Info = 988 988 989 989 ((( 1022 + 1023 + 990 990 **Package Includes**: 991 991 ))) 992 992 ... ... @@ -995,10 +995,6 @@ 995 995 ))) 996 996 997 997 ((( 998 - 999 -))) 1000 - 1001 -((( 1002 1002 **Dimension and weight**: 1003 1003 ))) 1004 1004