Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -63,9 +63,6 @@ 63 63 * Downlink to change configure 64 64 * 8500mAh Battery for long term use 65 65 66 - 67 - 68 - 69 69 == 1.3 Probe Specification == 70 70 71 71 * Storage temperature :-20℃~~75℃ ... ... @@ -81,9 +81,6 @@ 81 81 * Material of enclosure - ABS+PC 82 82 * Wire length - 25cm 83 83 84 - 85 - 86 - 87 87 == 1.4 Probe Dimension == 88 88 89 89 ... ... @@ -100,9 +100,6 @@ 100 100 * Automatic control 101 101 * Sewer 102 102 103 - 104 - 105 - 106 106 == 1.6 Pin mapping and power on == 107 107 108 108 ... ... @@ -309,9 +309,6 @@ 309 309 |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]] 310 310 |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]] 311 311 312 - 313 - 314 - 315 315 === 2.3.8 Decode payload in The Things Network === 316 316 317 317 While using TTN network, you can add the payload format to decode the payload. ... ... @@ -481,8 +481,6 @@ 481 481 * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include) 482 482 483 483 484 - 485 - 486 486 === 2.6.3 CN470-510 (CN470) === 487 487 488 488 ((( ... ... @@ -594,8 +594,6 @@ 594 594 * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include) 595 595 596 596 597 - 598 - 599 599 === 2.6.5 AS920-923 & AS923-925 (AS923) === 600 600 601 601 ((( ... ... @@ -822,9 +822,6 @@ 822 822 * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected. 823 823 * Blink once when device transmit a packet. 824 824 825 - 826 - 827 - 828 828 == 2.8 Firmware Change Log == 829 829 830 830 ... ... @@ -852,37 +852,25 @@ 852 852 [[image:1654831774373-275.png]] 853 853 854 854 855 -((( 856 -(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 857 -))) 836 +①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 858 858 859 -((( 860 -(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 861 -))) 838 +②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 862 862 863 -((( 864 -(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 865 -))) 840 +③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 866 866 867 867 868 -((( 869 869 Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at the different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows: 870 -))) 871 871 872 872 873 873 [[image:1654831797521-720.png]] 874 874 875 875 876 -((( 877 877 In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below. 878 -))) 879 879 880 880 [[image:1654831810009-716.png]] 881 881 882 882 883 -((( 884 884 If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error. 885 -))) 886 886 887 887 888 888 ... ... @@ -895,81 +895,56 @@ 895 895 * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe. 896 896 * The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window. 897 897 867 + 898 898 = 4. Configure LLDS12 via AT Command or LoRaWAN Downlink = 899 899 900 900 ((( 901 -((( 902 902 Use can configure LLDS12 via AT Command or LoRaWAN Downlink. 903 903 ))) 904 -))) 905 905 906 906 * ((( 907 -((( 908 908 AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]]. 909 909 ))) 910 -))) 911 911 * ((( 912 -((( 913 913 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 914 914 ))) 915 -))) 916 916 917 917 ((( 918 -((( 919 919 920 -))) 921 921 922 -((( 923 923 There are two kinds of commands to configure LLDS12, they are: 924 924 ))) 925 -))) 926 926 927 927 * ((( 928 -((( 929 929 (% style="color:#4f81bd" %)** General Commands**. 930 930 ))) 931 -))) 932 932 933 933 ((( 934 -((( 935 935 These commands are to configure: 936 936 ))) 937 -))) 938 938 939 939 * ((( 940 -((( 941 941 General system settings like: uplink interval. 942 942 ))) 943 -))) 944 944 * ((( 945 -((( 946 946 LoRaWAN protocol & radio related command. 947 947 ))) 948 -))) 949 949 950 950 ((( 951 -((( 952 952 They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]] 953 953 ))) 954 -))) 955 955 956 956 ((( 957 -((( 958 958 959 959 ))) 960 -))) 961 961 962 962 * ((( 963 -((( 964 964 (% style="color:#4f81bd" %)** Commands special design for LLDS12** 965 965 ))) 966 -))) 967 967 968 968 ((( 969 -((( 970 970 These commands only valid for LLDS12, as below: 971 971 ))) 972 -))) 973 973 974 974 975 975 ... ... @@ -982,6 +982,7 @@ 982 982 [[image:image-20220607171554-8.png]] 983 983 984 984 929 + 985 985 ((( 986 986 (% style="color:#037691" %)**Downlink Command: 0x01** 987 987 ))) ... ... @@ -1004,7 +1004,6 @@ 1004 1004 1005 1005 ))) 1006 1006 1007 - 1008 1008 == 4.2 Set Interrupt Mode == 1009 1009 1010 1010 Feature, Set Interrupt mode for GPIO_EXIT. ... ... @@ -1034,6 +1034,7 @@ 1034 1034 ))) 1035 1035 1036 1036 981 + 1037 1037 == 4.3 Get Firmware Version Info == 1038 1038 1039 1039 Feature: use downlink to get firmware version. ... ... @@ -1230,14 +1230,10 @@ 1230 1230 1231 1231 1232 1232 ((( 1233 -((( 1234 1234 In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1235 -))) 1236 1236 1237 -((( 1238 1238 LLDS12 will output system info once power on as below: 1239 1239 ))) 1240 -))) 1241 1241 1242 1242 1243 1243 [[image:1654593712276-618.png]] ... ... @@ -1258,9 +1258,7 @@ 1258 1258 == 8.1 AT Commands input doesn’t work == 1259 1259 1260 1260 1261 -((( 1262 1262 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. 1263 -))) 1264 1264 1265 1265 1266 1266 == 8.2 Significant error between the output distant value of LiDAR and actual distance ==