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Last modified by Xiaoling on 2025/04/27 16:45
From version 119.2
edited by Xiaoling
on 2022/06/10 15:29
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To version 111.11
edited by Xiaoling
on 2022/06/10 14:17
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Title
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1 -LDDS75 - LoRaWAN Distance Detection Sensor User Manual
1 +LLDS12-LoRaWAN LiDAR ToF Distance Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:1654846127817-788.png]]
2 +[[image:image-20220610095606-1.png]]
3 3  
4 +
4 4  **Contents:**
5 5  
7 +{{toc/}}
6 6  
7 7  
8 8  
... ... @@ -298,6 +298,8 @@
298 298  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
299 299  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
300 300  
303 +
304 +
301 301  === 2.3.8  Decode payload in The Things Network ===
302 302  
303 303  While using TTN network, you can add the payload format to decode the payload.
... ... @@ -802,7 +802,6 @@
802 802  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
803 803  * Blink once when device transmit a packet.
804 804  
805 -
806 806  == 2.8  ​Firmware Change Log ==
807 807  
808 808  
... ... @@ -809,7 +809,7 @@
809 809  **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/]]
810 810  
811 811  
812 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
815 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
813 813  
814 814  
815 815  
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830 830  [[image:1654831774373-275.png]]
831 831  
832 832  
833 -(((
834 -(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
835 -)))
836 +①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
836 836  
837 -(((
838 -(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
839 -)))
838 +②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
840 840  
841 -(((
842 -(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
843 -)))
840 +③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
844 844  
845 845  
846 -(((
847 847  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:
848 -)))
849 849  
850 850  
851 851  [[image:1654831797521-720.png]]
852 852  
853 853  
854 -(((
855 855  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.
856 -)))
857 857  
858 858  [[image:1654831810009-716.png]]
859 859  
860 860  
861 -(((
862 862  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.
863 -)))
864 864  
865 865  
866 866  
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876 876  = 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
877 877  
878 878  (((
879 -(((
880 880  Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
881 881  )))
882 -)))
883 883  
884 884  * (((
885 -(((
886 -AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
874 +AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
887 887  )))
888 -)))
889 889  * (((
890 -(((
891 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
877 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
892 892  )))
893 -)))
894 894  
895 895  (((
896 -(((
897 897  
898 -)))
899 899  
900 -(((
901 901  There are two kinds of commands to configure LLDS12, they are:
902 902  )))
903 -)))
904 904  
905 905  * (((
906 -(((
907 907  (% style="color:#4f81bd" %)** General Commands**.
908 908  )))
909 -)))
910 910  
911 911  (((
912 -(((
913 913  These commands are to configure:
914 914  )))
915 -)))
916 916  
917 917  * (((
918 -(((
919 919  General system settings like: uplink interval.
920 920  )))
921 -)))
922 922  * (((
923 -(((
924 924  LoRaWAN protocol & radio related command.
925 925  )))
926 -)))
927 927  
928 928  (((
929 -(((
930 -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]]
902 +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/]]
931 931  )))
932 -)))
933 933  
934 934  (((
935 -(((
936 936  
937 937  )))
938 -)))
939 939  
940 940  * (((
941 -(((
942 942  (% style="color:#4f81bd" %)** Commands special design for LLDS12**
943 943  )))
944 -)))
945 945  
946 946  (((
947 -(((
948 948  These commands only valid for LLDS12, as below:
949 949  )))
950 -)))
951 951  
952 952  
953 953  
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960 960  [[image:image-20220607171554-8.png]]
961 961  
962 962  
928 +
963 963  (((
964 964  (% style="color:#037691" %)**Downlink Command: 0x01**
965 965  )))
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977 977  )))
978 978  * (((
979 979  Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
946 +
947 +
948 +
980 980  )))
981 981  
982 982  == 4.2  Set Interrupt Mode ==
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988 988  [[image:image-20220610105806-2.png]]
989 989  
990 990  
960 +
961 +
991 991  (((
992 992  (% style="color:#037691" %)**Downlink Command: 0x06**
993 993  )))
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1035 1035  
1036 1036  Version
1037 1037  )))|Sensor Type|Reserve|(((
1038 -[[Message Type>>||anchor="H2.3.7A0MessageType"]]
1009 +[[Message Type>>||anchor="H2.3.6MessageType"]]
1039 1039  Always 0x02
1040 1040  )))
1041 1041  
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1203 1203  
1204 1204  
1205 1205  (((
1206 -(((
1207 -In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
1177 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSPH01. LSPH01 will output system info once power on as below:
1208 1208  )))
1209 1209  
1210 -(((
1211 -LLDS12 will output system info once power on as below:
1212 -)))
1213 -)))
1214 1214  
1215 -
1216 1216   [[image:1654593712276-618.png]]
1217 1217  
1218 -Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
1183 +Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
1219 1219  
1220 1220  
1221 1221  = 7.  FAQ =
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1222 1222  
1223 1223  == 7.1  How to change the LoRa Frequency Bands/Region ==
1224 1224  
1225 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1190 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1226 1226  When downloading the images, choose the required image file for download. ​
1227 1227  
1228 1228  
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1231 1231  == 8.1  AT Commands input doesn’t work ==
1232 1232  
1233 1233  
1234 -(((
1235 1235  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.
1236 -)))
1237 1237  
1238 1238  
1239 1239  == 8.2  Significant error between the output distant value of LiDAR and actual distance ==
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1278 1278  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1279 1279  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1280 1280  
1281 -
1282 -
1283 1283  = 10. ​ Packing Info =
1284 1284  
1285 1285  
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1294 1294  * Package Size / pcs : cm
1295 1295  * Weight / pcs : g
1296 1296  
1297 -
1298 -
1299 1299  = 11.  ​Support =
1300 1300  
1301 1301  * 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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