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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  
... ... @@ -14,38 +14,33 @@
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:#4472c4" %)** 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 (% style="color:#4472c4" %)** 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** (% style="color:#4472c4" %) 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 (% style="color:#4472c4" %)** 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 +(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
44 44  )))
45 45  )))
46 46  
47 47  
48 -[[image:1654826306458-414.png]]
41 +[[image:1654847051249-359.png]]
49 49  
50 50  
51 51  
... ... @@ -52,43 +52,45 @@
52 52  == ​1.2  Features ==
53 53  
54 54  * LoRaWAN 1.0.3 Class A
55 -* Ultra-low power consumption
56 -* Laser technology for distance detection
57 -* Operating Range - 0.1m~~12m①
58 -* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
59 -* Monitor Battery Level
48 +* Ultra low power consumption
49 +* Distance Detection by Ultrasonic technology
50 +* Flat object range 280mm - 7500mm
51 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
52 +* Cable Length : 25cm
60 60  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
61 61  * AT Commands to change parameters
62 62  * Uplink on periodically
63 63  * Downlink to change configure
64 -* 8500mAh Battery for long term use
57 +* IP66 Waterproof Enclosure
58 +* 4000mAh or 8500mAh Battery for long term use
65 65  
60 +== 1.3  Specification ==
66 66  
67 -== 1.3  Probe Specification ==
62 +=== 1.3.1  Rated environmental conditions ===
68 68  
69 -* Storage temperature ：-20℃~~75℃
70 -* Operating temperature - -20℃~~60℃
71 -* Operating Range - 0.1m~~12m①
72 -* Accuracy - ±5cm@(0.1-6m), ±1%@(6m-12m)
73 -* Distance resolution - 5mm
74 -* Ambient light immunity - 70klux
75 -* Enclosure rating - IP65
76 -* Light source - LED
77 -* Central wavelength - 850nm
78 -* FOV - 3.6°
79 -* Material of enclosure - ABS+PC
80 -* Wire length - 25cm
64 +[[image:image-20220610154839-1.png]]
81 81  
66 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
82 82  
83 -== 1.4  Probe Dimension ==
68 +**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
84 84  
85 85  
86 -[[image:1654827224480-952.png]]
87 87  
72 +=== 1.3.2  Effective measurement range Reference beam pattern ===
88 88  
74 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**[[image:image-20220610155021-2.png||height="440" width="1189"]]
75 +
76 +
77 +
78 +**(2)** The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.[[image:image-20220610155021-3.png||height="437" width="1192"]]
79 +
80 +(% style="display:none" %) (%%)
81 +
82 +
89 89  == 1.5 ​ Applications ==
90 90  
91 91  * Horizontal distance measurement
86 +* Liquid level measurement
92 92  * Parking management system
93 93  * Object proximity and presence detection
94 94  * Intelligent trash can management system
... ... @@ -95,24 +95,25 @@
95 95  * Robot obstacle avoidance
96 96  * Automatic control
97 97  * Sewer
93 +* Bottom water level monitoring
98 98  
99 99  
100 100  == 1.6  Pin mapping and power on ==
101 101  
102 102  
103 -[[image:1654827332142-133.png]]
99 +[[image:1654847583902-256.png]]
104 104  
105 105  
106 -= 2.  Configure LLDS12 to connect to LoRaWAN network =
102 += 2.  Configure LDDS75 to connect to LoRaWAN network =
107 107  
108 108  == 2.1  How it works ==
109 109  
110 110  (((
111 -The LLDS12 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a local LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LLDS12. It will automatically join the network via OTAA and start to send the sensor value. The default uplink interval is 20 minutes.
107 +The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
112 112  )))
113 113  
114 114  (((
115 -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.
111 +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="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
116 116  )))
117 117  
118 118  
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123 123  )))
124 124  
125 125  (((
126 -[[image:1654827857527-556.png]]
122 +[[image:1654848616367-242.png]]
127 127  )))
128 128  
129 129  (((
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131 131  )))
132 132  
133 133  (((
134 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LSPH01.
130 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
135 135  )))
136 136  
137 137  (((
138 -Each LSPH01 is shipped with a sticker with the default device EUI as below:
134 +Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
139 139  )))
140 140  
141 141  [[image:image-20220607170145-1.jpeg]]
142 142  
143 143  
140 +For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
144 144  
145 -You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
142 +Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
146 146  
147 147  
148 148  **Register the device**
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303 303  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
304 304  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
305 305  
306 -
307 307  === 2.3.8  Decode payload in The Things Network ===
308 308  
309 309  While using TTN network, you can add the payload format to decode the payload.
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472 472  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
473 473  * 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)
474 474  
475 -
476 476  === 2.6.3  CN470-510 (CN470) ===
477 477  
478 478  (((
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583 583  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
584 584  * 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)
585 585  
586 -
587 587  === 2.6.5  AS920-923 & AS923-925 (AS923) ===
588 588  
589 589  (((
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810 810  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
811 811  * Blink once when device transmit a packet.
812 812  
813 -
814 814  == 2.8  ​Firmware Change Log ==
815 815  
816 816  
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881 881  * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
882 882  * The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window.
883 883  
884 -
885 885  = 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
886 886  
887 887  (((
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988 988  Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
989 989  )))
990 990  
991 -
992 992  == 4.2  Set Interrupt Mode ==
993 993  
994 994  Feature, Set Interrupt mode for GPIO_EXIT.
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1017 1017  Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1018 1018  )))
1019 1019  
1020 -
1021 1021  == 4.3  Get Firmware Version Info ==
1022 1022  
1023 1023  Feature: use downlink to get firmware version.
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1289 1289  * (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
1290 1290  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
1291 1291  
1292 -
1293 1293  = 10. ​ Packing Info =
1294 1294  
1295 1295  
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1304 1304  * Package Size / pcs : cm
1305 1305  * Weight / pcs : g
1306 1306  
1307 -
1308 1308  = 11.  ​Support =
1309 1309  
1310 1310  * 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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