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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 67.21
edited by Xiaoling
on 2023/05/30 15:57
Change comment: There is no comment for this version
To version 70.5
edited by Xiaoling
on 2023/06/12 17:17
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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43 43  * LoRaWAN 1.0.3 Class A
44 44  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
45 45  * Ultra-low power consumption
46 -* Upload water flow volume
47 -* Monitor water waste
48 -* AT Commands to change parameters
49 -* supports Datalog feature
42 +* Distance Detection by Ultrasonic technology
43 +* Flat object range 280mm - 7500mm
44 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
45 +* Cable Length : 25cm
50 50  * Support Bluetooth v5.1 and LoRaWAN remote configure
51 51  * Support wireless OTA update firmware
52 -* Uplink on periodically and open/close event
48 +* AT Commands to change parameters
53 53  * Downlink to change configure
50 +* IP66 Waterproof Enclosure
54 54  * 8500mAh Battery for long term use
55 55  
56 56  == 1.3 Specification ==
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148 148  )))
149 149  
150 150  
148 +
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" %)
192 +[[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
487 +(% 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)
491 +(% 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
495 +(% 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.
499 +(% style="color:blue" %)**d) DR3:**(%%) total payload includes 22 entries of data.
502 502  )))
503 503  
504 504  (((
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666 666  
667 667  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
668 668  
669 -
670 670  == 3.2 General Commands ==
671 671  
672 672  
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729 729  Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
730 730  )))
731 731  
732 -
733 -
734 -
735 735  === 3.3.2 Quit AT Command ===
736 736  
737 737  
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871 871  
872 872  * **Example**: 0XA501  ~/~/  Same as AT+CALCFLAG =1
873 873  
874 -
875 875  === 3.3.7 Set count number ===
876 876  
877 877  
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890 890  
891 891  * **Example**: 0xA6000064  ~/~/  Same as AT+ SETCNT =100
892 892  
893 -
894 -
895 -
896 -
897 -
898 898  === 3.3.8 Set Interrupt Mode ===
899 899  
900 900  
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929 929  
930 930  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
931 931  
932 -
933 -
934 -
935 935  === 3.3.9 Set work mode ===
936 936  
937 937  
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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  
1026 +
1027 +)))
1028 +
1042 1042  = 8. ​Packing Info =
1043 1043  
1044 1044  
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1056 1056  
1057 1057  * Weight / pcs : g
1058 1058  
1059 -
1060 -
1061 1061  = 9. Support =
1062 1062  
1063 1063  
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