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Title
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1 -LDDS75 - LoRaWAN Distance Detection Sensor User Manual
1 +LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:1654846127817-788.png]]
2 +[[image:1654912614655-664.png||height="530" width="628"]]
3 3  
4 4  **Contents:**
5 5  
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21 21  
22 22  (((
23 23  (((
24 -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.
24 +The Dragino LDDS45 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 LDDS45 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 26  
27 27  (((
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37 37  )))
38 38  
39 39  (((
40 -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.
40 +The LoRa wireless technology used in LDDS45 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 42  
43 43  (((
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45 45  )))
46 46  
47 47  (((
48 -LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
48 +LDDS45 is powered by (% style="color:#4472c4" %)** 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
49 49  )))
50 50  
51 51  (((
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53 53  )))
54 54  
55 55  (((
56 -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.
56 +Each LDDS45 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.
57 57  )))
58 58  
59 59  (((
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62 62  
63 63  (((
64 64  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
65 +
66 +
65 65  )))
66 66  )))
67 67  )))
68 68  
71 +[[image:1654912858581-740.png]]
69 69  
70 -[[image:1654847051249-359.png]]
71 71  
72 72  
73 73  
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74 74  == ​1.2  Features ==
75 75  
76 76  * LoRaWAN 1.0.3 Class A
77 -* Ultra low power consumption
79 +* Ultra-low power consumption
78 78  * Distance Detection by Ultrasonic technology
79 -* Flat object range 280mm - 7500mm
81 +* Flat object range 30mm - 4500mm
80 80  * Accuracy: ±(1cm+S*0.3%) (S: Distance)
83 +* Measure Angle: 60°
81 81  * Cable Length : 25cm
82 82  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
83 83  * AT Commands to change parameters
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84 84  * Uplink on periodically
85 85  * Downlink to change configure
86 86  * IP66 Waterproof Enclosure
87 -* 4000mAh or 8500mAh Battery for long term use
90 +* 8500mAh Battery for long term use
88 88  
92 +
93 +
89 89  == 1.3  Specification ==
90 90  
91 91  === 1.3.1  Rated environmental conditions ===
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92 92  
93 93  [[image:image-20220610154839-1.png]]
94 94  
100 +
95 95  (((
96 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  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)**
102 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  **
103 +
104 +**~ 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)**
97 97  )))
98 98  
99 99  
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130 130  * Bottom water level monitoring
131 131  
132 132  
141 +
133 133  == 1.6  Pin mapping and power on ==
134 134  
135 135  
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137 137  
138 138  
139 139  
140 -= 2.  Configure LDDS75 to connect to LoRaWAN network =
149 += 2.  Configure LDDS45 to connect to LoRaWAN network =
141 141  
142 142  == 2.1  How it works ==
143 143  
144 144  (((
145 -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
154 +The LDDS45 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 LDDS45. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
146 146  )))
147 147  
148 148  (((
149 -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.
158 +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 LDDS45.
150 150  )))
151 151  
152 152  
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155 155  
156 156  (((
157 157  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]] as a LoRaWAN gateway in this example.
167 +
168 +
158 158  )))
159 159  
171 +[[image:1654913911773-521.png]]
172 +
173 +
160 160  (((
161 -[[image:1654848616367-242.png]]
175 +
162 162  )))
163 163  
164 164  (((
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166 166  )))
167 167  
168 168  (((
169 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
183 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45.
170 170  )))
171 171  
172 172  (((
173 -Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
187 +Each LDDS45 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
174 174  )))
175 175  
176 176  [[image:image-20220607170145-1.jpeg]]
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861 861  * Solid ON for 5 seconds once device successful Join the network.
862 862  * Blink once when device transmit a packet.
863 863  
878 +
879 +
864 864  == 2.8  ​Firmware Change Log ==
865 865  
866 866  
883 +(((
867 867  **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
885 +)))
868 868  
887 +(((
888 +
889 +)))
869 869  
891 +(((
870 870  **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
893 +)))
871 871  
872 872  
873 873  
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1011 1011  [[image:image-20220610172924-5.png]]
1012 1012  
1013 1013  
1037 +(((
1014 1014  In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
1039 +)))
1015 1015  
1016 1016  
1017 1017   [[image:image-20220610172924-6.png||height="601" width="860"]]
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1035 1035  (((
1036 1036  Format: Command Code (0x01) followed by 3 bytes time value.
1037 1037  
1063 +(((
1038 1038  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1065 +)))
1039 1039  
1040 1040  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1041 1041  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1042 1042  )))
1070 +)))
1043 1043  
1044 1044  
1045 -
1046 -)))
1047 1047  
1074 +
1075 +
1048 1048  == 3.3  Set Interrupt Mode ==
1049 1049  
1050 1050  Feature, Set Interrupt mode for GPIO_EXIT.
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1058 1058  
1059 1059  Format: Command Code (0x06) followed by 3 bytes.
1060 1060  
1089 +(((
1061 1061  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1091 +)))
1062 1062  
1063 1063  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1064 1064  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1065 1065  
1096 +
1097 +
1066 1066  = 4.  FAQ =
1067 1067  
1068 1068  == 4.1  What is the frequency plan for LDDS75? ==
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1122 1122  * (% style="color:red" %)**4 **(%%)**: **4000mAh battery
1123 1123  * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
1124 1124  
1157 +
1158 +
1125 1125  = 7. ​ Packing Info =
1126 1126  
1127 1127  
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1136 1136  * Package Size / pcs : cm
1137 1137  * Weight / pcs : g
1138 1138  
1173 +
1174 +
1139 1139  = 8.  ​Support =
1140 1140  
1141 1141  * 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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