Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
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... ... @@ -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 ... ... @@ -477,6 +477,7 @@ 477 477 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 478 478 * 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) 479 479 471 + 480 480 === 2.6.3 CN470-510 (CN470) === 481 481 482 482 ((( ... ... @@ -587,6 +587,7 @@ 587 587 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 588 588 * 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) 589 589 582 + 590 590 === 2.6.5 AS920-923 & AS923-925 (AS923) === 591 591 592 592 ((( ... ... @@ -840,37 +840,25 @@ 840 840 [[image:1654831774373-275.png]] 841 841 842 842 843 -((( 844 -(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 845 -))) 836 +①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 846 846 847 -((( 848 -(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 849 -))) 838 +②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 850 850 851 -((( 852 -(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 853 -))) 840 +③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 854 854 855 855 856 -((( 857 857 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: 858 -))) 859 859 860 860 861 861 [[image:1654831797521-720.png]] 862 862 863 863 864 -((( 865 865 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. 866 -))) 867 867 868 868 [[image:1654831810009-716.png]] 869 869 870 870 871 -((( 872 872 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. 873 -))) 874 874 875 875 876 876 ... ... @@ -883,81 +883,56 @@ 883 883 * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe. 884 884 * The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window. 885 885 867 + 886 886 = 4. Configure LLDS12 via AT Command or LoRaWAN Downlink = 887 887 888 888 ((( 889 -((( 890 890 Use can configure LLDS12 via AT Command or LoRaWAN Downlink. 891 891 ))) 892 -))) 893 893 894 894 * ((( 895 -((( 896 896 AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]]. 897 897 ))) 898 -))) 899 899 * ((( 900 -((( 901 901 LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]] 902 902 ))) 903 -))) 904 904 905 905 ((( 906 -((( 907 907 908 -))) 909 909 910 -((( 911 911 There are two kinds of commands to configure LLDS12, they are: 912 912 ))) 913 -))) 914 914 915 915 * ((( 916 -((( 917 917 (% style="color:#4f81bd" %)** General Commands**. 918 918 ))) 919 -))) 920 920 921 921 ((( 922 -((( 923 923 These commands are to configure: 924 924 ))) 925 -))) 926 926 927 927 * ((( 928 -((( 929 929 General system settings like: uplink interval. 930 930 ))) 931 -))) 932 932 * ((( 933 -((( 934 934 LoRaWAN protocol & radio related command. 935 935 ))) 936 -))) 937 937 938 938 ((( 939 -((( 940 940 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]] 941 941 ))) 942 -))) 943 943 944 944 ((( 945 -((( 946 946 947 947 ))) 948 -))) 949 949 950 950 * ((( 951 -((( 952 952 (% style="color:#4f81bd" %)** Commands special design for LLDS12** 953 953 ))) 954 -))) 955 955 956 956 ((( 957 -((( 958 958 These commands only valid for LLDS12, as below: 959 959 ))) 960 -))) 961 961 962 962 963 963 ... ... @@ -970,6 +970,7 @@ 970 970 [[image:image-20220607171554-8.png]] 971 971 972 972 929 + 973 973 ((( 974 974 (% style="color:#037691" %)**Downlink Command: 0x01** 975 975 ))) ... ... @@ -992,7 +992,6 @@ 992 992 993 993 ))) 994 994 995 - 996 996 == 4.2 Set Interrupt Mode == 997 997 998 998 Feature, Set Interrupt mode for GPIO_EXIT. ... ... @@ -1022,6 +1022,7 @@ 1022 1022 ))) 1023 1023 1024 1024 981 + 1025 1025 == 4.3 Get Firmware Version Info == 1026 1026 1027 1027 Feature: use downlink to get firmware version. ... ... @@ -1218,14 +1218,10 @@ 1218 1218 1219 1219 1220 1220 ((( 1221 -((( 1222 1222 In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12. 1223 -))) 1224 1224 1225 -((( 1226 1226 LLDS12 will output system info once power on as below: 1227 1227 ))) 1228 -))) 1229 1229 1230 1230 1231 1231 [[image:1654593712276-618.png]] ... ... @@ -1246,9 +1246,7 @@ 1246 1246 == 8.1 AT Commands input doesn’t work == 1247 1247 1248 1248 1249 -((( 1250 1250 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. 1251 -))) 1252 1252 1253 1253 1254 1254 == 8.2 Significant error between the output distant value of LiDAR and actual distance == ... ... @@ -1293,6 +1293,8 @@ 1293 1293 * (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1294 1294 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1295 1295 1247 + 1248 + 1296 1296 = 10. Packing Info = 1297 1297 1298 1298 ... ... @@ -1307,6 +1307,8 @@ 1307 1307 * Package Size / pcs : cm 1308 1308 * Weight / pcs : g 1309 1309 1263 + 1264 + 1310 1310 = 11. Support = 1311 1311 1312 1312 * 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.