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Title
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1 -LLDS12-LoRaWAN LiDAR ToF Distance Sensor User Manual
1 +LDDS75 - LoRaWAN Distance Detection Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20220610095606-1.png]]
2 +[[image:1654846127817-788.png]]
3 3  
4 -
5 5  **Contents:**
6 6  
7 -{{toc/}}
8 8  
9 9  
10 10  
... ... @@ -14,33 +14,28 @@
14 14  
15 15  = 1.  Introduction =
16 16  
17 -== 1.1 ​ What is LoRaWAN LiDAR ToF Distance Sensor ==
15 +== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
18 18  
19 19  (((
20 20  
21 21  
22 22  (((
23 -The Dragino LLDS12 is a (% style="color:blue" %)**LoRaWAN LiDAR ToF (Time of Flight) Distance Sensor**(%%) for Internet of Things solution. It is capable to measure the distance to an object as close as 10 centimeters (+/- 5cm up to 6m) and as far as 12 meters (+/-1% starting at 6m)!. The LiDAR probe uses laser induction technology for distance measurement.
24 -)))
21 +The Dragino LDDS75 is a **(% style="color:#4F81BD" %)LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses **(% style="color:#4472C4" %) ultrasonic sensing** (%%)technology for distance measurement, and **temperature compensation** is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
25 25  
26 -(((
27 -The LLDS12 can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.
28 -)))
29 29  
30 -(((
31 -It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server.
32 -)))
24 +It detects the distance** between the measured object and the sensor**, and uploads the value via wireless to LoRaWAN IoT Server.
33 33  
34 -(((
35 -The LoRa wireless technology used in LLDS12 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
36 -)))
37 37  
38 -(((
39 -LLDS12 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
40 -)))
27 +The LoRa wireless technology used in LDDS75 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
41 41  
42 -(((
43 -Each LLDS12 is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
29 +
30 +LDDS75 is powered by **4000mA or 8500mAh Li-SOCI2 battery**; It is designed for long term use up to 10 years*.
31 +
32 +
33 +Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
34 +
35 +
36 +*Actually lifetime depends on network coverage and uplink interval and other factors
44 44  )))
45 45  )))
46 46  
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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℃
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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  
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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  
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109 109  [[image:1654827332142-133.png]]
110 110  
111 111  
112 -
113 113  = 2.  Configure LLDS12 to connect to LoRaWAN network =
114 114  
115 115  == 2.1  How it works ==
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119 119  )))
120 120  
121 121  (((
122 -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="H6.UseATCommand"]]to set the keys in the LLDS12.
105 +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="H6.A0UseATCommand"]]to set the keys in the LLDS12.
123 123  )))
124 124  
125 125  
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210 210  |=(% style="width: 62.5px;" %)(((
211 211  **Size (bytes)**
212 212  )))|=(% style="width: 62.5px;" %)**2**|=(% style="width: 62.5px;" %)**2**|=**2**|=**2**|=**1**|=**1**|=**1**
213 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
214 -[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
215 -
216 -[[DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
217 -)))|[[Distance>>||anchor="H"]]|[[Distance signal strength>>||anchor="H2.3.4SoilTemperature"]]|(((
218 -[[Interrupt flag>>||anchor="H2.3.5InterruptPin"]]
219 -)))|[[LiDAR temp>>||anchor="H"]]|(((
220 -[[Message Type>>||anchor="H2.3.6MessageType"]]
196 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:62.5px" %)(((
197 +[[Temperature DS18B20>>||anchor="H2.3.2A0DS18B20Temperaturesensor"]]
198 +)))|[[Distance>>||anchor="H2.3.3A0Distance"]]|[[Distance signal strength>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
199 +[[Interrupt flag>>||anchor="H2.3.5A0InterruptPin"]]
200 +)))|[[LiDAR temp>>||anchor="H2.3.6A0LiDARtemp"]]|(((
201 +[[Message Type>>||anchor="H2.3.7A0MessageType"]]
221 221  )))
222 222  
223 223  [[image:1654833689380-972.png]]
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274 274  
275 275  === 2.3.5  Interrupt Pin ===
276 276  
277 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2SetInterruptMode"]] for the hardware and software set up.
258 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
278 278  
279 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>path:#pins]].
260 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
280 280  
281 281  **Example:**
282 282  
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309 309  
310 310  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
311 311  |=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
312 -|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
313 -|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
293 +|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
294 +|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
314 314  
315 -
316 316  === 2.3.8  Decode payload in The Things Network ===
317 317  
318 318  While using TTN network, you can add the payload format to decode the payload.
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325 325  )))
326 326  
327 327  (((
328 -LSPH01 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSNPK01/Decoder/]]
308 +LLDS12 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/]]
329 329  )))
330 330  
331 331  
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817 817  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
818 818  * Blink once when device transmit a packet.
819 819  
800 +
820 820  == 2.8  ​Firmware Change Log ==
821 821  
822 822  
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823 823  **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/]]
824 824  
825 825  
826 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
807 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
827 827  
828 828  
829 829  
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844 844  [[image:1654831774373-275.png]]
845 845  
846 846  
847 -①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
828 +(((
829 +(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
830 +)))
848 848  
849 -②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
832 +(((
833 +(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
834 +)))
850 850  
851 -③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
836 +(((
837 +(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
838 +)))
852 852  
853 853  
841 +(((
854 854  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:
843 +)))
855 855  
856 856  
857 857  [[image:1654831797521-720.png]]
858 858  
859 859  
849 +(((
860 860  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.
851 +)))
861 861  
862 862  [[image:1654831810009-716.png]]
863 863  
864 864  
856 +(((
865 865  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.
858 +)))
866 866  
867 867  
868 868  
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878 878  = 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
879 879  
880 880  (((
874 +(((
881 881  Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
882 882  )))
877 +)))
883 883  
884 884  * (((
885 -AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
880 +(((
881 +AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
886 886  )))
883 +)))
887 887  * (((
888 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
885 +(((
886 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
889 889  )))
888 +)))
890 890  
891 891  (((
891 +(((
892 892  
893 +)))
893 893  
895 +(((
894 894  There are two kinds of commands to configure LLDS12, they are:
895 895  )))
898 +)))
896 896  
897 897  * (((
901 +(((
898 898  (% style="color:#4f81bd" %)** General Commands**.
899 899  )))
904 +)))
900 900  
901 901  (((
907 +(((
902 902  These commands are to configure:
903 903  )))
910 +)))
904 904  
905 905  * (((
913 +(((
906 906  General system settings like: uplink interval.
907 907  )))
916 +)))
908 908  * (((
918 +(((
909 909  LoRaWAN protocol & radio related command.
910 910  )))
921 +)))
911 911  
912 912  (((
913 -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/]]
924 +(((
925 +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]]
914 914  )))
927 +)))
915 915  
916 916  (((
930 +(((
917 917  
918 918  )))
933 +)))
919 919  
920 920  * (((
936 +(((
921 921  (% style="color:#4f81bd" %)** Commands special design for LLDS12**
922 922  )))
939 +)))
923 923  
924 924  (((
942 +(((
925 925  These commands only valid for LLDS12, as below:
926 926  )))
945 +)))
927 927  
928 928  
929 929  
... ... @@ -936,7 +936,6 @@
936 936  [[image:image-20220607171554-8.png]]
937 937  
938 938  
939 -
940 940  (((
941 941  (% style="color:#037691" %)**Downlink Command: 0x01**
942 942  )))
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954 954  )))
955 955  * (((
956 956  Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
957 -
958 -
959 -
960 960  )))
961 961  
962 962  == 4.2  Set Interrupt Mode ==
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968 968  [[image:image-20220610105806-2.png]]
969 969  
970 970  
971 -
972 -
973 973  (((
974 974  (% style="color:#037691" %)**Downlink Command: 0x06**
975 975  )))
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1017 1017  
1018 1018  Version
1019 1019  )))|Sensor Type|Reserve|(((
1020 -[[Message Type>>||anchor="H2.3.6MessageType"]]
1033 +[[Message Type>>||anchor="H2.3.7A0MessageType"]]
1021 1021  Always 0x02
1022 1022  )))
1023 1023  
... ... @@ -1185,13 +1185,19 @@
1185 1185  
1186 1186  
1187 1187  (((
1188 -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:
1201 +(((
1202 +In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
1189 1189  )))
1190 1190  
1205 +(((
1206 +LLDS12 will output system info once power on as below:
1207 +)))
1208 +)))
1191 1191  
1210 +
1192 1192   [[image:1654593712276-618.png]]
1193 1193  
1194 -Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
1213 +Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
1195 1195  
1196 1196  
1197 1197  = 7.  FAQ =
... ... @@ -1198,7 +1198,7 @@
1198 1198  
1199 1199  == 7.1  How to change the LoRa Frequency Bands/Region ==
1200 1200  
1201 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
1220 +You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1202 1202  When downloading the images, choose the required image file for download. ​
1203 1203  
1204 1204  
... ... @@ -1207,7 +1207,9 @@
1207 1207  == 8.1  AT Commands input doesn’t work ==
1208 1208  
1209 1209  
1229 +(((
1210 1210  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.
1231 +)))
1211 1211  
1212 1212  
1213 1213  == 8.2  Significant error between the output distant value of LiDAR and actual distance ==
... ... @@ -1252,6 +1252,8 @@
1252 1252  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1253 1253  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1254 1254  
1276 +
1277 +
1255 1255  = 10. ​ Packing Info =
1256 1256  
1257 1257  
... ... @@ -1266,6 +1266,8 @@
1266 1266  * Package Size / pcs : cm
1267 1267  * Weight / pcs : g
1268 1268  
1292 +
1293 +
1269 1269  = 11.  ​Support =
1270 1270  
1271 1271  * 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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