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Last modified by Xiaoling on 2025/04/27 16:45
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edited by Xiaoling
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edited by Xiaoling
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1 -LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual
1 +LDDS75 - LoRaWAN Distance Detection Sensor User Manual
Content
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1 -(% style="text-align:center" %)
2 -[[image:1655254599445-662.png]]
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4 +[[image:1654846127817-788.png]](% title="Click and drag to resize" %)​
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6 +(% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
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4 4  
9 +**Contents:**
5 5  
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6 6  
7 -**Table of Contents:**
20 +* [[1.  Introduction>>doc:null||anchor="H1.A0Introduction"]]
21 +** [[1.1 ​ What is LoRaWAN Distance Detection Sensor>>doc:null||anchor="H1.1200BWhatisLoRaWANDistanceDetectionSensor"]]
22 +** [[​1.2  Features>>doc:null||anchor="H200B1.2A0Features"]]
23 +** [[1.3  Specification>>doc:null||anchor="H1.3A0Specification"]]
24 +*** [[1.3.1  Rated environmental conditions>>doc:null||anchor="H1.3.1A0Ratedenvironmentalconditions"]]
25 +*** [[1.3.2  Effective measurement range Reference beam pattern>>doc:null||anchor="H1.3.2A0EffectivemeasurementrangeReferencebeampattern"]]
26 +** [[1.5 ​ Applications>>doc:null||anchor="H1.5200BApplications"]]
27 +** [[1.6  Pin mapping and power on>>doc:null||anchor="H1.6A0Pinmappingandpoweron"]]
28 +* [[2.  Configure LDDS75 to connect to LoRaWAN network>>doc:null||anchor="H2.A0ConfigureLDDS75toconnecttoLoRaWANnetwork"]]
29 +** [[2.1  How it works>>doc:null||anchor="H2.1A0Howitworks"]]
30 +** [[2.2  ​Quick guide to connect to LoRaWAN server (OTAA)>>doc:null||anchor="H2.2A0200BQuickguidetoconnecttoLoRaWANserver28OTAA29"]]
31 +** [[2.3  ​Uplink Payload>>doc:null||anchor="H2.3A0200BUplinkPayload"]]
32 +*** [[2.3.1  Battery Info>>doc:null||anchor="H2.3.1A0BatteryInfo"]]
33 +*** [[2.3.2  Distance>>doc:null||anchor="H2.3.2A0Distance"]]
34 +*** [[2.3.3  Interrupt Pin>>doc:null||anchor="H2.3.3A0InterruptPin"]]
35 +*** [[2.3.4  DS18B20 Temperature sensor>>doc:null||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
36 +*** [[2.3.5  Sensor Flag>>doc:null||anchor="H2.3.5A0SensorFlag"]]
37 +*** [[2.3.6  Decode payload in The Things Network>>doc:null||anchor="H2.3.6A0DecodepayloadinTheThingsNetwork"]]
38 +** [[2.4  Uplink Interval>>doc:null||anchor="H2.4A0UplinkInterval"]]
39 +** [[2.5  ​Show Data in DataCake IoT Server>>doc:null||anchor="H2.5A0200BShowDatainDataCakeIoTServer"]]
40 +** [[2.6  Frequency Plans>>doc:null||anchor="H2.6A0FrequencyPlans"]]
41 +*** [[2.6.1  EU863-870 (EU868)>>doc:null||anchor="H2.6.1A0EU863-87028EU86829"]]
42 +*** [[2.6.2  US902-928(US915)>>doc:null||anchor="H2.6.2A0US902-92828US91529"]]
43 +*** [[2.6.3  CN470-510 (CN470)>>doc:null||anchor="H2.6.3A0CN470-51028CN47029"]]
44 +*** [[2.6.4  AU915-928(AU915)>>doc:null||anchor="H2.6.4A0AU915-92828AU91529"]]
45 +*** [[2.6.5  AS920-923 & AS923-925 (AS923)>>doc:null||anchor="H2.6.5A0AS920-92326AS923-92528AS92329"]]
46 +*** [[2.6.6  KR920-923 (KR920)>>doc:null||anchor="H2.6.6A0KR920-92328KR92029"]]
47 +*** [[2.6.7  IN865-867 (IN865)>>doc:null||anchor="H2.6.7A0IN865-86728IN86529"]]
48 +** [[2.7  LED Indicator>>doc:null||anchor="H2.7A0LEDIndicator"]]
49 +** [[2.8  ​Firmware Change Log>>doc:null||anchor="H2.8A0200BFirmwareChangeLog"]]
50 +** [[2.9  Mechanical>>doc:null||anchor="H2.9A0Mechanical"]]
51 +** [[2.10  Battery Analysis>>doc:null||anchor="H2.10A0BatteryAnalysis"]]
52 +*** [[2.10.1  Battery Type>>doc:null||anchor="H2.10.1A0BatteryType"]]
53 +*** [[2.10.2  Replace the battery>>doc:null||anchor="H2.10.2A0Replacethebattery"]]
54 +* [[3.  Configure LDDS75 via AT Command or LoRaWAN Downlink>>doc:null||anchor="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]
55 +** [[3.1  Access AT Commands>>doc:null||anchor="H3.1A0AccessATCommands"]]
56 +** [[3.2  Set Transmit Interval Time>>doc:null||anchor="H3.2A0SetTransmitIntervalTime"]]
57 +** [[3.3  Set Interrupt Mode>>doc:null||anchor="H3.3A0SetInterruptMode"]]
58 +* [[4.  FAQ>>doc:null||anchor="H4.A0FAQ"]]
59 +** [[4.1  What is the frequency plan for LDDS75?>>doc:null||anchor="H4.1A0WhatisthefrequencyplanforLDDS753F"]]
60 +** [[4.2  How to change the LoRa Frequency Bands/Region>>doc:null||anchor="H4.2A0HowtochangetheLoRaFrequencyBands2FRegion"]]
61 +** [[4.3  Can I use LDDS75 in condensation environment?>>doc:null||anchor="H4.3A0CanIuseLDDS75incondensationenvironment3F"]]
62 +* [[5.  Trouble Shooting>>doc:null||anchor="H5.A0TroubleShooting"]]
63 +** [[5.1  Why I can’t join TTN V3 in US915 / AU915 bands?>>doc:null||anchor="H5.1A0WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F"]]
64 +** [[5.2  AT Command input doesn't work>>doc:null||anchor="H5.2A0ATCommandinputdoesn27twork"]]
65 +* [[6.  Order Info>>doc:null||anchor="H6.A0OrderInfo"]]
66 +* [[7. ​ Packing Info>>doc:null||anchor="H7.200BPackingInfo"]]
67 +* [[8.  ​Support>>doc:null||anchor="H8.A0200BSupport"]]
68 +)))
8 8  
70 +(% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
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15 15  
79 +
16 16  = 1.  Introduction =
17 17  
18 -== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
82 +== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
19 19  
20 20  (((
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22 22  
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26 -The Dragino LDDS20 is a (% style="color:#4472c4" %)**LoRaWAN Ultrasonic liquid level sensor**(%%) for Internet of Things solution. It uses (% style="color:#4472c4" %)**none-contact method **(%%)to measure the height of liquid in a container without opening the container, and send the value via LoRaWAN network to IoT Server
89 +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.
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31 31  )))
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34 -The LDDS20 sensor is installed directly below the container to detect the height of the liquid level. User doesn’t need to open a hole on the container to be tested. The (% style="color:#4472c4" %)**none-contact measurement makes the measurement safety, easier and possible for some strict situation**. 
97 +It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
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39 39  )))
40 40  
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42 -LDDS20 uses ultrasonic sensing technology for distance measurement. LDDS20 is of high accuracy to measure various liquid such as: (% style="color:#4472c4" %)**toxic substances**(%%), (% style="color:#4472c4" %)**strong acids**(%%), (% style="color:#4472c4" %)**strong alkalis**(%%) and (% style="color:#4472c4" %)**various pure liquids**(%%) in high-temperature and high-pressure airtight containers.
105 +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.
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50 -The LoRa wireless technology used in LDDS20 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.
113 +LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
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55 55  )))
56 56  
57 57  (((
58 -LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
121 +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.
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63 63  )))
64 64  
65 65  (((
66 -Each LDDS20 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.
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76 76  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
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78 78  )))
79 79  )))
80 -)))
81 81  
82 82  
83 -[[image:1655255122126-327.png]]
135 +(% aria-label="1654847051249-359.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654847051249-359.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
84 84  
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86 86  
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88 88  
89 89  * LoRaWAN 1.0.3 Class A
90 90  * Ultra low power consumption
91 -* Liquid Level Measurement by Ultrasonic technology
92 -* Measure through container, No need to contact Liquid.
93 -* Valid level range 20mm - 2000mm
94 -* Accuracy: ±(5mm+S*0.5%) (S: Measure Value)
143 +* Distance Detection by Ultrasonic technology
144 +* Flat object range 280mm - 7500mm
145 +* Accuracy: ±(1cm+S*0.3%) (S: Distance)
95 95  * Cable Length : 25cm
96 96  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
97 97  * AT Commands to change parameters
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98 98  * Uplink on periodically
99 99  * Downlink to change configure
100 100  * IP66 Waterproof Enclosure
101 -* 8500mAh Battery for long term use
152 +* 4000mAh or 8500mAh Battery for long term use
102 102  
103 103  
104 104  
105 -== 1.3  Suitable Container & Liquid ==
106 106  
107 -* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
108 -* Container shape is regular, and surface is smooth.
109 -* Container Thickness:
110 -** Pure metal material.  2~~8mm, best is 3~~5mm
111 -** Pure non metal material: <10 mm
112 -* Pure liquid without irregular deposition.
157 +== 1.3  Specification ==
113 113  
159 +=== 1.3.1  Rated environmental conditions ===
114 114  
161 +(% aria-label="image-20220610154839-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610154839-1.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
115 115  
116 -== 1.4  Mechanical ==
163 +(((
164 +**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)**
165 +)))
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118 -[[image:image-20220615090910-1.png]]
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120 120  
121 -[[image:image-20220615090910-2.png]]
169 +=== 1.3.2  Effective measurement range Reference beam pattern ===
122 122  
171 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
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124 124  
174 +
175 +(% aria-label="1654852253176-749.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654852253176-749.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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179 +(((
180 +**(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.**
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184 +(% aria-label="1654852175653-550.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654852175653-550.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​(% style="display:none" %) ** **
185 +
186 +
187 +
125 125  == 1.5 ​ Applications ==
126 126  
127 127  * Horizontal distance measurement
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134 134  * Sewer
135 135  * Bottom water level monitoring
136 136  
200 +
201 +
202 +
137 137  == 1.6  Pin mapping and power on ==
138 138  
139 139  
140 -[[image:1654847583902-256.png]]
206 +(% aria-label="1654847583902-256.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654847583902-256.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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162 162  )))
163 163  
164 164  (((
165 -[[image:1654848616367-242.png]]
231 +(% aria-label="1654848616367-242.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654848616367-242.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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170 170  )))
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173 -
174 -
175 175  (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
176 176  )))
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179 179  Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
180 180  )))
181 181  
182 -[[image:image-20220607170145-1.jpeg]]
246 +(% aria-label="image-20220607170145-1.jpeg image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220607170145-1.jpeg||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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184 184  
185 185  (((
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191 191  )))
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193 193  (((
194 -
195 -
196 196  **Add APP EUI in the application**
197 197  )))
198 198  
199 -[[image:image-20220610161353-4.png]]
261 +(% aria-label="image-20220610161353-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-4.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
200 200  
201 -[[image:image-20220610161353-5.png]]
263 +(% aria-label="image-20220610161353-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-5.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
202 202  
203 -[[image:image-20220610161353-6.png]]
265 +(% aria-label="image-20220610161353-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-6.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
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205 205  
206 -[[image:image-20220610161353-7.png]]
268 +(% aria-label="image-20220610161353-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161353-7.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207 207  
208 208  
209 209  You can also choose to create the device manually.
210 210  
211 - [[image:image-20220610161538-8.png]]
273 + (% aria-label="image-20220610161538-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161538-8.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
212 212  
213 213  
214 214  
215 215  **Add APP KEY and DEV EUI**
216 216  
217 -[[image:image-20220610161538-9.png]]
279 +(% aria-label="image-20220610161538-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161538-9.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
218 218  
219 219  
220 220  
... ... @@ -223,7 +223,7 @@
223 223  
224 224  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
225 225  
226 -[[image:image-20220610161724-10.png]]
288 +(% aria-label="image-20220610161724-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610161724-10.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
227 227  
228 228  
229 229  (((
... ... @@ -230,7 +230,7 @@
230 230  (% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
231 231  )))
232 232  
233 -[[image:1654849068701-275.png]]
295 +(% aria-label="1654849068701-275.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654849068701-275.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
234 234  
235 235  
236 236  
... ... @@ -263,7 +263,7 @@
263 263  [[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
264 264  )))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
265 265  
266 -[[image:1654850511545-399.png]]
328 +(% aria-label="1654850511545-399.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654850511545-399.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
267 267  
268 268  
269 269  
... ... @@ -292,6 +292,9 @@
292 292  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
293 293  * If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
294 294  
357 +
358 +
359 +
295 295  === 2.3.3  Interrupt Pin ===
296 296  
297 297  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
... ... @@ -335,7 +335,7 @@
335 335  While using TTN network, you can add the payload format to decode the payload.
336 336  
337 337  
338 -[[image:1654850829385-439.png]]
403 +(% aria-label="1654850829385-439.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654850829385-439.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
339 339  
340 340  The payload decoder function for TTN V3 is here:
341 341  
... ... @@ -370,10 +370,10 @@
370 370  )))
371 371  
372 372  
373 -[[image:1654592790040-760.png]]
438 +(% aria-label="1654592790040-760.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654592790040-760.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
374 374  
375 375  
376 -[[image:1654592800389-571.png]]
441 +(% aria-label="1654592800389-571.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654592800389-571.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
377 377  
378 378  
379 379  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -380,12 +380,12 @@
380 380  
381 381  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
382 382  
383 -[[image:1654851029373-510.png]]
448 +(% aria-label="1654851029373-510.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654851029373-510.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
384 384  
385 385  
386 386  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
387 387  
388 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
453 +(% aria-label="image-20220610165129-11.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610165129-11.png||data-widget="image" height="595" width="1088"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
389 389  
390 390  
391 391  
... ... @@ -867,6 +867,9 @@
867 867  * Solid ON for 5 seconds once device successful Join the network.
868 868  * Blink once when device transmit a packet.
869 869  
935 +
936 +
937 +
870 870  == 2.8  ​Firmware Change Log ==
871 871  
872 872  
... ... @@ -887,10 +887,10 @@
887 887  == 2.9  Mechanical ==
888 888  
889 889  
890 -[[image:image-20220610172003-1.png]]
958 +(% aria-label="image-20220610172003-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172003-1.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
891 891  
892 892  
893 -[[image:image-20220610172003-2.png]]
961 +(% aria-label="image-20220610172003-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172003-2.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
894 894  
895 895  
896 896  
... ... @@ -913,7 +913,7 @@
913 913  [[Lithium-ion Battery-Capacitor datasheet>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC_1520_datasheet.jpg]], [[Tech Spec>>url:http://www.dragino.com/downloads/downloads/datasheet/Battery/SPC1520%20Technical%20Specification20171123.pdf]]
914 914  )))
915 915  
916 - [[image:image-20220610172400-3.png]]
984 + (% aria-label="image-20220610172400-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172400-3.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
917 917  
918 918  
919 919  
... ... @@ -1015,13 +1015,13 @@
1015 1015  
1016 1016  LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
1017 1017  
1018 -[[image:image-20220610172924-4.png||height="483" width="988"]]
1086 +(% aria-label="image-20220610172924-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-4.png||data-widget="image" height="483" width="988"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1019 1019  
1020 1020  
1021 1021  Or if you have below board, use below connection:
1022 1022  
1023 1023  
1024 -[[image:image-20220610172924-5.png]]
1092 +(% aria-label="image-20220610172924-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-5.png||data-widget="image"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1025 1025  
1026 1026  
1027 1027  (((
... ... @@ -1029,7 +1029,7 @@
1029 1029  )))
1030 1030  
1031 1031  
1032 - [[image:image-20220610172924-6.png||height="601" width="860"]]
1100 + (% aria-label="image-20220610172924-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610172924-6.png||data-widget="image" height="601" width="860"]](% style="background-image:url(http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1033 1033  
1034 1034  
1035 1035  
... ... @@ -1039,7 +1039,7 @@
1039 1039  
1040 1040  (% style="color:#037691" %)**AT Command: AT+TDC**
1041 1041  
1042 -[[image:image-20220610173409-7.png]]
1110 +(% aria-label="image-20220610173409-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610173409-7.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1043 1043  
1044 1044  
1045 1045  (((
... ... @@ -1069,7 +1069,7 @@
1069 1069  
1070 1070  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1071 1071  
1072 -[[image:image-20220610174917-9.png]]
1140 +(% aria-label="image-20220610174917-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220610174917-9.png||data-widget="image"]](% style="background:url(~"http://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1073 1073  
1074 1074  
1075 1075  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1083,6 +1083,9 @@
1083 1083  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1084 1084  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1085 1085  
1154 +
1155 +
1156 +
1086 1086  = 4.  FAQ =
1087 1087  
1088 1088  == 4.1  What is the frequency plan for LDDS75? ==
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