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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 67.22
edited by Xiaoling
on 2023/05/30 16:24
Change comment: There is no comment for this version
To version 70.4
edited by Xiaoling
on 2023/06/12 17:15
Change comment: There is no comment for this version

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Title
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1 -SW3L-LB -- LoRaWAN Flow Sensor User Manual
1 +DDS75-LB -- LoRaWAN Distance Detection Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20230530140053-1.jpeg||height="645" width="645"]]
2 +[[image:image-20230612170349-1.png||height="656" width="656"]]
3 3  
4 4  
5 5  
6 6  
7 -
8 8  **Table of Contents：**
9 9  
10 10  {{toc/}}
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16 16  
17 17  = 1. Introduction =
18 18  
19 -== 1.1 What is SW3L-LB LoRaWAN Flow Sensor ==
18 +== 1.1 What is LoRaWAN Distance Detection Sensor ==
20 20  
21 21  
22 -The Dragino SW3L-LB is a (% style="color:blue" %)**LoRaWAN Flow Sensor**(%%). It detects water flow volume and uplink to IoT server via LoRaWAN network. User can use this to(% style="color:blue" %)** monitor the water usage for buildings.**
21 +The Dragino DDS75-LB is a (% style="color:blue" %)** 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:blue" %)** ultrasonic sensing technology**(%%) for (% style="color:blue" %)**distance measurement**(%%), and (% style="color:blue" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The DDS75-LB 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.
23 23  
24 -The SW3L-LB will send water flow volume every 20 minutes. It can also (% style="color:blue" %)**detect the water flow status**(%%) and (% style="color:blue" %)**send Alarm**(%%), to avoid the waste for water usage such as broken toilet case.
23 +It detects the distance(% style="color:blue" %)**  between the measured object and the sensor**(%%), and uploads the value via wireless to LoRaWAN IoT Server.
25 25  
26 -SW3L-LB is designed for both indoor and outdoor use. It has a weatherproof enclosure and industrial level battery to work in low to high temperatures.
27 -
28 28  The LoRa wireless technology used in SW3L-LB 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.
29 29  
30 30  SW3L-LB (% style="color:blue" %)**supports BLE configure**(%%) and (% style="color:blue" %)**wireless OTA update**(%%) which make user easy to use.
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33 33  
34 34  Each SW3L-LB 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.
35 35  
33 +[[image:image-20230612170943-2.png||height="525" width="912"]]
36 36  
37 -[[image:image-20230530135919-1.png||height="404" width="806"]]
38 38  
39 -
40 40  == 1.2 ​Features ==
41 41  
42 42  
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53 53  * Downlink to change configure
54 54  * 8500mAh Battery for long term use
55 55  
52 +
56 56  == 1.3 Specification ==
57 57  
58 58  
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81 81  * Sleep Mode: 5uA @ 3.3v
82 82  * LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
83 83  
81 +
84 84  == 1.4 Applications ==
85 85  
86 86  
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89 89  * Toilet Flow Sensor
90 90  * Monitor Waste water
91 91  
90 +
92 92  == 1.5 Sleep mode and working mode ==
93 93  
94 94  
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116 116  )))
117 117  |(% style="width:167px" %)Fast press ACT 5 times.|(% style="width:117px" %)Deactivate Device|(% style="width:225px" %)(% style="color:red" %)**Red led**(%%) will solid on for 5 seconds. Means device is in Deep Sleep Mode.
118 118  
118 +
119 119  == 1.7 BLE connection ==
120 120  
121 121  
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148 148  )))
149 149  
150 150  
151 +
151 151  == 2.10 Mechanical ==
152 152  
153 153  
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191 191  
192 192  The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
193 193  
194 -[[image:image-20230530135929-2.png||height="404" width="806"]](% style="display:none" %)
195 +[[image:image-20230612171032-3.png||height="492" width="855"]](% style="display:none" %)
195 195  
196 196  
197 197  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from SW3L-LB.
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486 486  )))
487 487  
488 488  (((
489 -(% style="color:blue" %)**a) DR0:(%%)** max is 11 bytes so one entry of data
490 +(% style="color:blue" %)**a) DR0:**(%%) max is 11 bytes so one entry of data
490 490  )))
491 491  
492 492  (((
493 -(% style="color:blue" %)**b) DR1:(%%)** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
494 +(% style="color:blue" %)**b) DR1:**(%%) max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
494 494  )))
495 495  
496 496  (((
497 -(% style="color:blue" %)**c) DR2:(%%)** total payload includes 11 entries of data
498 +(% style="color:blue" %)**c) DR2:**(%%) total payload includes 11 entries of data
498 498  )))
499 499  
500 500  (((
501 -(% style="color:blue" %)**d) DR3:(%%)** total payload includes 22 entries of data.
502 +(% style="color:blue" %)**d) DR3:**(%%) total payload includes 22 entries of data.
502 502  )))
503 503  
504 504  (((
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730 730  )))
731 731  
732 732  
733 -
734 -
735 735  === 3.3.2 Quit AT Command ===
736 736  
737 737  
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891 891  * **Example**: 0xA6000064  ~/~/  Same as AT+ SETCNT =100
892 892  
893 893  
894 -
895 -
896 -
897 -
898 898  === 3.3.8 Set Interrupt Mode ===
899 899  
900 900  
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930 930  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
931 931  
932 932  
933 -
934 -
935 935  === 3.3.9 Set work mode ===
936 936  
937 937  
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951 951  
952 952  * **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
953 953  
947 +
954 954  = 4. Battery & Power Consumption =
955 955  
956 956  
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979 979  
980 980  * Update through UART TTL interface. **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
981 981  
976 +
982 982  = 6. FAQ =
983 983  
984 984  == 6.1  AT Commands input doesn't work ==
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1036 1036  
1037 1037  * (((
1038 1038  calculate flag=2: for SW3L-010 Flow Sensor: 64  pulse = 1 L
1039 -)))
1040 1040  
1041 1041  
1036 +
1037 +)))
1038 +
1042 1042  = 8. ​Packing Info =
1043 1043  
1044 1044  
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1057 1057  * Weight / pcs : g
1058 1058  
1059 1059  
1060 -
1061 1061  = 9. Support =
1062 1062  
1063 1063  
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