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Last modified by Xiaoling on 2025/04/27 16:45
From version 150.51
edited by Xiaoling
on 2022/06/11 09:19
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To version 154.1
edited by Xiaoling
on 2022/06/15 08:56
Change comment: Uploaded new attachment "1655254599445-662.png", version {1}

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Details

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Title
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1 -LDDS75 - LoRaWAN Distance Detection Sensor User Manual
1 +LDDS20 - LoRaWAN Liquid Level Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 2  [[image:1654846127817-788.png]]
3 3  
4 -**Contents:**
5 5  
5 +
6 +
7 +
8 +**Table of Contents:**
9 +
6 6  {{toc/}}
7 7  
8 8  
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25 25  )))
26 26  
27 27  (((
28 -
29 -)))
30 -
31 -(((
32 32  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 34  
35 35  (((
36 -
37 -)))
38 -
39 -(((
40 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.
41 41  )))
42 42  
43 43  (((
44 -
45 -)))
46 -
47 -(((
48 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*.
49 49  )))
50 50  
51 51  (((
52 -
53 -)))
54 -
55 -(((
56 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.
57 57  )))
58 58  
59 59  (((
60 -
61 -)))
62 -
63 -(((
64 64  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
65 65  )))
66 66  )))
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86 86  * IP66 Waterproof Enclosure
87 87  * 4000mAh or 8500mAh Battery for long term use
88 88  
73 +
74 +
89 89  == 1.3  Specification ==
90 90  
91 91  === 1.3.1  Rated environmental conditions ===
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93 93  [[image:image-20220610154839-1.png]]
94 94  
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)**
82 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);  **
83 +
84 +**~ 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  
121 +
133 133  == 1.6  Pin mapping and power on ==
134 134  
135 135  
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166 166  )))
167 167  
168 168  (((
158 +
159 +
169 169  (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
170 170  )))
171 171  
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185 185  )))
186 186  
187 187  (((
179 +
180 +
188 188  **Add APP EUI in the application**
189 189  )))
190 190  
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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  
857 +
858 +
864 864  == 2.8  ​Firmware Change Log ==
865 865  
866 866  
862 +(((
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/]]
864 +)))
868 868  
866 +(((
867 +
868 +)))
869 869  
870 +(((
870 870  **Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
872 +)))
871 871  
872 872  
873 873  
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1011 1011  [[image:image-20220610172924-5.png]]
1012 1012  
1013 1013  
1016 +(((
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:
1018 +)))
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  
1042 +(((
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.
1044 +)))
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  )))
1049 +)))
1043 1043  
1044 1044  
1045 -
1046 -)))
1047 1047  
1053 +
1054 +
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  
1068 +(((
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.
1070 +)))
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  
1075 +
1076 +
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  
1136 +
1137 +
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  
1152 +
1153 +
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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Author
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1 +XWiki.Xiaoling
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1 +117.0 KB
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