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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... ... @@ -485,14 +485,14 @@ 485 485 * Reply to the confirmation package: 14 01 486 486 * Reply to non-confirmed packet: 14 00 487 487 488 -== 2. 6Frequency Plans ==488 +== 2.8 Frequency Plans == 489 489 490 490 ((( 491 -The L LDS12uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.491 +The LSPH01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets. 492 492 ))) 493 493 494 494 495 -=== 2. 6.1495 +=== 2.8.1 EU863-870 (EU868) === 496 496 497 497 ((( 498 498 (% style="color:blue" %)**Uplink:** ... ... @@ -552,7 +552,7 @@ 552 552 553 553 554 554 555 -=== 2. 6.2555 +=== 2.8.2 US902-928(US915) === 556 556 557 557 ((( 558 558 Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document. ... ... @@ -569,10 +569,8 @@ 569 569 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 570 570 * 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) 571 571 572 +=== 2.8.3 CN470-510 (CN470) === 572 572 573 - 574 -=== 2.6.3 CN470-510 (CN470) === 575 - 576 576 ((( 577 577 Used in China, Default use CHE=1 578 578 ))) ... ... @@ -659,9 +659,8 @@ 659 659 660 660 661 661 660 +=== 2.8.4 AU915-928(AU915) === 662 662 663 -=== 2.6.4 AU915-928(AU915) === 664 - 665 665 ((( 666 666 Frequency band as per definition in LoRaWAN 1.0.3 Regional document. 667 667 ))) ... ... @@ -681,9 +681,8 @@ 681 681 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 682 682 * 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) 683 683 681 +=== 2.8.5 AS920-923 & AS923-925 (AS923) === 684 684 685 -=== 2.6.5 AS920-923 & AS923-925 (AS923) === 686 - 687 687 ((( 688 688 (% style="color:blue" %)**Default Uplink channel:** 689 689 ))) ... ... @@ -790,9 +790,8 @@ 790 790 791 791 792 792 789 +=== 2.8.6 KR920-923 (KR920) === 793 793 794 -=== 2.6.6 KR920-923 (KR920) === 795 - 796 796 ((( 797 797 (% style="color:blue" %)**Default channel:** 798 798 ))) ... ... @@ -863,9 +863,8 @@ 863 863 864 864 865 865 861 +=== 2.8.7 IN865-867 (IN865) === 866 866 867 -=== 2.6.7 IN865-867 (IN865) === 868 - 869 869 ((( 870 870 (% style="color:blue" %)**Uplink:** 871 871 ))) ... ... @@ -900,75 +900,25 @@ 900 900 901 901 902 902 897 +== 2.9 LED Indicator == 903 903 904 - ==2.7LEDIndicator==899 +The LSPH01 has an internal LED which is to show the status of different state. 905 905 906 -The LLDS12 has an internal LED which is to show the status of different state. 907 - 908 908 * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected. 909 909 * Blink once when device transmit a packet. 910 910 904 +== 2.10 Firmware Change Log == 911 911 912 912 907 +**Firmware download link:** 913 913 914 - == 2.8 FirmwareChangeg ==909 +[[http:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]] 915 915 916 916 917 -**Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Firmware/]] 918 - 919 - 920 920 **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]] 921 921 922 922 923 923 924 -= 3. LiDAR ToF Measurement = 925 - 926 -== 3.1 Principle of Distance Measurement == 927 - 928 -The LiDAR probe is based on TOF, namely, Time of Flight principle. To be specific, the product emits modulation wave of near infrared ray on a periodic basis, which will be reflected after contacting object. The product obtains the time of flight by measuring round-trip phase difference and then calculates relative range between the product and the detection object, as shown below. 929 - 930 -[[image:1654831757579-263.png]] 931 - 932 - 933 - 934 -== 3.2 Distance Measurement Characteristics == 935 - 936 -With optimization of light path and algorithm, The LiDAR probe has minimized influence from external environment on distance measurement performance. Despite that, the range of distance measurement may still be affected by the environment illumination intensity and the reflectivity of detection object. As shown in below: 937 - 938 -[[image:1654831774373-275.png]] 939 - 940 - 941 -①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable. 942 - 943 -②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m. 944 - 945 -③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m. 946 - 947 - 948 -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: 949 - 950 - 951 -[[image:1654831797521-720.png]] 952 - 953 - 954 -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. 955 - 956 -[[image:1654831810009-716.png]] 957 - 958 - 959 -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. 960 - 961 - 962 - 963 -== 3.3 Notice of usage: == 964 - 965 -Possible invalid /wrong reading for LiDAR ToF tech: 966 - 967 -* Measure high reflectivity object such as: Mirror, Smooth ceramic tile, static milk surface, will have possible wrong readings. 968 -* While there is transparent object such as glass, water drop between the measured object and the LiDAR sensor, the reading might wrong. 969 -* The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe. 970 -* The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window. 971 - 972 972 = 4. Configure LLDS12 via AT Command or LoRaWAN Downlink = 973 973 974 974 ((( ... ... @@ -985,7 +985,7 @@ 985 985 ((( 986 986 987 987 988 -There are two kinds of commands to configure L LDS12, they are:932 +There are two kinds of commands to configure LSPH01, they are: 989 989 ))) 990 990 991 991 * ((( ... ... @@ -1004,7 +1004,7 @@ 1004 1004 ))) 1005 1005 1006 1006 ((( 1007 -They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: 951 +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>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]] 1008 1008 ))) 1009 1009 1010 1010 ((( ... ... @@ -1012,16 +1012,16 @@ 1012 1012 ))) 1013 1013 1014 1014 * ((( 1015 -(% style="color:#4f81bd" %)** Commands special design for L LDS12**959 +(% style="color:#4f81bd" %)** Commands special design for LSPH01** 1016 1016 ))) 1017 1017 1018 1018 ((( 1019 -These commands only valid for L LDS12, as below:963 +These commands only valid for LSPH01, as below: 1020 1020 ))) 1021 1021 1022 1022 1023 1023 1024 -== 4.1968 +== 3.1 Set Transmit Interval Time == 1025 1025 1026 1026 Feature: Change LoRaWAN End Node Transmit Interval. 1027 1027 ... ... @@ -1053,17 +1053,15 @@ 1053 1053 1054 1054 ))) 1055 1055 1056 -== 4.21000 +== 3.2 Set Interrupt Mode == 1057 1057 1058 1058 Feature, Set Interrupt mode for GPIO_EXIT. 1059 1059 1060 1060 (% style="color:#037691" %)**AT Command: AT+INTMOD** 1061 1061 1062 -[[image:image-202206 10105806-2.png]]1006 +[[image:image-20220607171716-9.png]] 1063 1063 1064 1064 1065 - 1066 - 1067 1067 ((( 1068 1068 (% style="color:#037691" %)**Downlink Command: 0x06** 1069 1069 ))) ... ... @@ -1083,8 +1083,20 @@ 1083 1083 Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger 1084 1084 ))) 1085 1085 1086 -== 4.3 Get Firmware Version Info == 1028 +((( 1029 + 1030 +))) 1087 1087 1032 + 1033 + 1034 +== 3.3 Calibrate Sensor == 1035 + 1036 +Detail See [[Calibration Guide>>||anchor="H2.7Calibration"]] for the user of 0x13 and 0x14 downlink commands 1037 + 1038 + 1039 + 1040 +== 3.4 Get Firmware Version Info == 1041 + 1088 1088 Feature: use downlink to get firmware version. 1089 1089 1090 1090 (% style="color:#037691" %)**Downlink Command: 0x26** ... ... @@ -1115,7 +1115,7 @@ 1115 1115 Always 0x02 1116 1116 ))) 1117 1117 1118 -**Software Type**: Always 0x03 for L LDS121072 +**Software Type**: Always 0x03 for LSPH01 1119 1119 1120 1120 1121 1121 **Frequency Band**: ... ... @@ -1161,7 +1161,7 @@ 1161 1161 1162 1162 0x06: LSNPK01 1163 1163 1164 -0x07: L LDS121118 +0x07: LDDS12 1165 1165 1166 1166 1167 1167 ... ... @@ -1346,6 +1346,7 @@ 1346 1346 * (% style="color:red" %)**IN865**(%%): LoRaWAN IN865 band 1347 1347 * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band 1348 1348 1303 + 1349 1349 = 10. Packing Info = 1350 1350 1351 1351 ... ... @@ -1360,6 +1360,7 @@ 1360 1360 * Package Size / pcs : cm 1361 1361 * Weight / pcs : g 1362 1362 1318 + 1363 1363 = 11. Support = 1364 1364 1365 1365 * 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.
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