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Last modified by Xiaoling on 2025/04/27 16:45
From version 156.1
edited by Xiaoling
on 2022/06/15 09:09
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To version 151.15
edited by Xiaoling
on 2022/06/11 09:39
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1 -LDDS20 - LoRaWAN Ultrasonic Liquid Level Sensor User Manual
1 +LDDS75 - LoRaWAN Distance Detection Sensor User Manual
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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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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 +)))
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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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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  
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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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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  )))
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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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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  )))
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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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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" %)​
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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  
156 +
105 105  == 1.3  Specification ==
106 106  
107 107  === 1.3.1  Rated environmental conditions ===
108 108  
109 -[[image:image-20220610154839-1.png]]
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" %)​
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112 -**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
113 -
114 -**~ 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)**
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)**
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131 131  )))
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134 -[[image:1654852175653-550.png]](% style="display:none" %) ** **
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" %) ** **
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147 147  * Sewer
148 148  * Bottom water level monitoring
149 149  
200 +
201 +
202 +
150 150  == 1.6  Pin mapping and power on ==
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152 152  
153 -[[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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175 175  )))
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177 177  (((
178 -[[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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183 183  )))
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186 -
187 -
188 188  (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
189 189  )))
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192 192  Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
193 193  )))
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195 -[[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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197 197  
198 198  (((
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204 204  )))
205 205  
206 206  (((
207 -
208 -
209 209  **Add APP EUI in the application**
210 210  )))
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212 -[[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" %)​
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214 -[[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" %)​
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216 -[[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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219 -[[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" %)​
220 220  
221 221  
222 222  You can also choose to create the device manually.
223 223  
224 - [[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" %)​
225 225  
226 226  
227 227  
228 228  **Add APP KEY and DEV EUI**
229 229  
230 -[[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" %)​
231 231  
232 232  
233 233  
... ... @@ -236,7 +236,7 @@
236 236  
237 237  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
238 238  
239 -[[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" %)​
240 240  
241 241  
242 242  (((
... ... @@ -243,7 +243,7 @@
243 243  (% 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.
244 244  )))
245 245  
246 -[[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" %)​
247 247  
248 248  
249 249  
... ... @@ -276,7 +276,7 @@
276 276  [[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
277 277  )))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
278 278  
279 -[[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" %)​
280 280  
281 281  
282 282  
... ... @@ -305,6 +305,9 @@
305 305  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
306 306  * 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.
307 307  
357 +
358 +
359 +
308 308  === 2.3.3  Interrupt Pin ===
309 309  
310 310  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.
... ... @@ -348,7 +348,7 @@
348 348  While using TTN network, you can add the payload format to decode the payload.
349 349  
350 350  
351 -[[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" %)​
352 352  
353 353  The payload decoder function for TTN V3 is here:
354 354  
... ... @@ -383,10 +383,10 @@
383 383  )))
384 384  
385 385  
386 -[[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" %)​
387 387  
388 388  
389 -[[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" %)​
390 390  
391 391  
392 392  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -393,12 +393,12 @@
393 393  
394 394  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
395 395  
396 -[[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" %)​
397 397  
398 398  
399 399  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
400 400  
401 -[[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" %)​
402 402  
403 403  
404 404  
... ... @@ -880,6 +880,9 @@
880 880  * Solid ON for 5 seconds once device successful Join the network.
881 881  * Blink once when device transmit a packet.
882 882  
935 +
936 +
937 +
883 883  == 2.8  ​Firmware Change Log ==
884 884  
885 885  
... ... @@ -900,10 +900,10 @@
900 900  == 2.9  Mechanical ==
901 901  
902 902  
903 -[[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" %)​
904 904  
905 905  
906 -[[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" %)​
907 907  
908 908  
909 909  
... ... @@ -926,7 +926,7 @@
926 926  [[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]]
927 927  )))
928 928  
929 - [[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" %)​
930 930  
931 931  
932 932  
... ... @@ -1028,13 +1028,13 @@
1028 1028  
1029 1029  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.
1030 1030  
1031 -[[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" %)​
1032 1032  
1033 1033  
1034 1034  Or if you have below board, use below connection:
1035 1035  
1036 1036  
1037 -[[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" %)​
1038 1038  
1039 1039  
1040 1040  (((
... ... @@ -1042,7 +1042,7 @@
1042 1042  )))
1043 1043  
1044 1044  
1045 - [[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" %)​
1046 1046  
1047 1047  
1048 1048  
... ... @@ -1052,7 +1052,7 @@
1052 1052  
1053 1053  (% style="color:#037691" %)**AT Command: AT+TDC**
1054 1054  
1055 -[[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" %)​
1056 1056  
1057 1057  
1058 1058  (((
... ... @@ -1082,7 +1082,7 @@
1082 1082  
1083 1083  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1084 1084  
1085 -[[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" %)​
1086 1086  
1087 1087  
1088 1088  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1096,6 +1096,9 @@
1096 1096  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1097 1097  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1098 1098  
1154 +
1155 +
1156 +
1099 1099  = 4.  FAQ =
1100 1100  
1101 1101  == 4.1  What is the frequency plan for LDDS75? ==
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