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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 173.2
edited by Xiaoling
on 2022/06/15 10:10
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To version 151.10
edited by Xiaoling
on 2022/06/11 09:36
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Summary

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Title
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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 1  (% style="text-align:center" %)
2 -[[image:1655254599445-662.png]]
2 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654846127817-788.png?rev=1.1||alt="1654846127817-788.png"]]
3 3  
4 +**Contents:**
4 4  
6 +* [[1.  Introduction>>path:#H1.A0Introduction]]
7 +** [[1.1 ​ What is LoRaWAN Distance Detection Sensor>>path:#H1.1200BWhatisLoRaWANDistanceDetectionSensor]]
8 +** [[​1.2  Features>>path:#H200B1.2A0Features]]
9 +** [[1.3  Specification>>path:#H1.3A0Specification]]
10 +*** [[1.3.1  Rated environmental conditions>>path:#H1.3.1A0Ratedenvironmentalconditions]]
11 +*** [[1.3.2  Effective measurement range Reference beam pattern>>path:#H1.3.2A0EffectivemeasurementrangeReferencebeampattern]]
12 +** [[1.5 ​ Applications>>path:#H1.5200BApplications]]
13 +** [[1.6  Pin mapping and power on>>path:#H1.6A0Pinmappingandpoweron]]
14 +* [[2.  Configure LDDS75 to connect to LoRaWAN network>>path:#H2.A0ConfigureLDDS75toconnecttoLoRaWANnetwork]]
15 +** [[2.1  How it works>>path:#H2.1A0Howitworks]]
16 +** [[2.2  ​Quick guide to connect to LoRaWAN server (OTAA)>>path:#H2.2A0200BQuickguidetoconnecttoLoRaWANserver28OTAA29]]
17 +** [[2.3  ​Uplink Payload>>path:#H2.3A0200BUplinkPayload]]
18 +*** [[2.3.1  Battery Info>>path:#H2.3.1A0BatteryInfo]]
19 +*** [[2.3.2  Distance>>path:#H2.3.2A0Distance]]
20 +*** [[2.3.3  Interrupt Pin>>path:#H2.3.3A0InterruptPin]]
21 +*** [[2.3.4  DS18B20 Temperature sensor>>path:#H2.3.4A0DS18B20Temperaturesensor]]
22 +*** [[2.3.5  Sensor Flag>>path:#H2.3.5A0SensorFlag]]
23 +*** [[2.3.6  Decode payload in The Things Network>>path:#H2.3.6A0DecodepayloadinTheThingsNetwork]]
24 +** [[2.4  Uplink Interval>>path:#H2.4A0UplinkInterval]]
25 +** [[2.5  ​Show Data in DataCake IoT Server>>path:#H2.5A0200BShowDatainDataCakeIoTServer]]
26 +** [[2.6  Frequency Plans>>path:#H2.6A0FrequencyPlans]]
27 +*** [[2.6.1  EU863-870 (EU868)>>path:#H2.6.1A0EU863-87028EU86829]]
28 +*** [[2.6.2  US902-928(US915)>>path:#H2.6.2A0US902-92828US91529]]
29 +*** [[2.6.3  CN470-510 (CN470)>>path:#H2.6.3A0CN470-51028CN47029]]
30 +*** [[2.6.4  AU915-928(AU915)>>path:#H2.6.4A0AU915-92828AU91529]]
31 +*** [[2.6.5  AS920-923 & AS923-925 (AS923)>>path:#H2.6.5A0AS920-92326AS923-92528AS92329]]
32 +*** [[2.6.6  KR920-923 (KR920)>>path:#H2.6.6A0KR920-92328KR92029]]
33 +*** [[2.6.7  IN865-867 (IN865)>>path:#H2.6.7A0IN865-86728IN86529]]
34 +** [[2.7  LED Indicator>>path:#H2.7A0LEDIndicator]]
35 +** [[2.8  ​Firmware Change Log>>path:#H2.8A0200BFirmwareChangeLog]]
36 +** [[2.9  Mechanical>>path:#H2.9A0Mechanical]]
37 +** [[2.10  Battery Analysis>>path:#H2.10A0BatteryAnalysis]]
38 +*** [[2.10.1  Battery Type>>path:#H2.10.1A0BatteryType]]
39 +*** [[2.10.2  Replace the battery>>path:#H2.10.2A0Replacethebattery]]
40 +* [[3.  Configure LDDS75 via AT Command or LoRaWAN Downlink>>path:#H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink]]
41 +** [[3.1  Access AT Commands>>path:#H3.1A0AccessATCommands]]
42 +** [[3.2  Set Transmit Interval Time>>path:#H3.2A0SetTransmitIntervalTime]]
43 +** [[3.3  Set Interrupt Mode>>path:#H3.3A0SetInterruptMode]]
44 +* [[4.  FAQ>>path:#H4.A0FAQ]]
45 +** [[4.1  What is the frequency plan for LDDS75?>>path:#H4.1A0WhatisthefrequencyplanforLDDS753F]]
46 +** [[4.2  How to change the LoRa Frequency Bands/Region>>path:#H4.2A0HowtochangetheLoRaFrequencyBands2FRegion]]
47 +** [[4.3  Can I use LDDS75 in condensation environment?>>path:#H4.3A0CanIuseLDDS75incondensationenvironment3F]]
48 +* [[5.  Trouble Shooting>>path:#H5.A0TroubleShooting]]
49 +** [[5.1  Why I can’t join TTN V3 in US915 / AU915 bands?>>path:#H5.1A0WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F]]
50 +** [[5.2  AT Command input doesn't work>>path:#H5.2A0ATCommandinputdoesn27twork]]
51 +* [[6.  Order Info>>path:#H6.A0OrderInfo]]
52 +* [[7. ​ Packing Info>>path:#H7.200BPackingInfo]]
53 +* [[8.  ​Support>>path:#H8.A0200BSupport]]
5 5  
6 6  
7 -**Table of Contents:**
8 8  
9 9  
10 10  
... ... @@ -11,11 +11,9 @@
11 11  
12 12  
13 13  
14 -
15 -
16 16  = 1.  Introduction =
17 17  
18 -== 1.1 ​ What is LoRaWAN Ultrasonic liquid level Sensor ==
64 +== 1.1 ​ What is LoRaWAN Distance Detection Sensor ==
19 19  
20 20  (((
21 21  
... ... @@ -22,8 +22,7 @@
22 22  
23 23  (((
24 24  (((
25 -(((
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
71 +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.
27 27  )))
28 28  
29 29  (((
... ... @@ -31,7 +31,7 @@
31 31  )))
32 32  
33 33  (((
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**. 
79 +It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
35 35  )))
36 36  
37 37  (((
... ... @@ -39,7 +39,7 @@
39 39  )))
40 40  
41 41  (((
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.
87 +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.
43 43  )))
44 44  
45 45  (((
... ... @@ -47,7 +47,7 @@
47 47  )))
48 48  
49 49  (((
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.
95 +LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
51 51  )))
52 52  
53 53  (((
... ... @@ -55,7 +55,7 @@
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*.
103 +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.
59 59  )))
60 60  
61 61  (((
... ... @@ -63,24 +63,13 @@
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.
67 -)))
68 -
69 -(((
70 -
71 -)))
72 -)))
73 -
74 -(((
75 -(((
76 76  (% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
77 77  )))
78 78  )))
79 79  )))
80 -)))
81 81  
82 82  
83 -[[image:1655255122126-327.png]]
117 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654847051249-359.png?rev=1.1||alt="1654847051249-359.png"]]
84 84  
85 85  
86 86  
... ... @@ -88,10 +88,9 @@
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)
125 +* Distance Detection by Ultrasonic technology
126 +* Flat object range 280mm - 7500mm
127 +* 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
... ... @@ -98,136 +98,74 @@
98 98  * Uplink on periodically
99 99  * Downlink to change configure
100 100  * IP66 Waterproof Enclosure
101 -* 8500mAh Battery for long term use
134 +* 4000mAh or 8500mAh Battery for long term use
102 102  
103 103  
104 -== 1.3  Suitable Container & Liquid ==
105 105  
106 -* Solid Wall container such as: steel, iron, glass, ceramics, non-foaming plastics etc.
107 -* Container shape is regular, and surface is smooth.
108 -* Container Thickness:
109 -** Pure metal material.  2~~8mm, best is 3~~5mm
110 -** Pure non metal material: <10 mm
111 -* Pure liquid without irregular deposition.
112 112  
139 +== 1.3  Specification ==
113 113  
114 -== 1.4  Mechanical ==
141 +=== 1.3.1  Rated environmental conditions ===
115 115  
116 -[[image:image-20220615090910-1.png]]
143 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610154839-1.png?rev=1.1||alt="image-20220610154839-1.png"]]
117 117  
145 +(((
146 +**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)**
147 +)))
118 118  
119 -[[image:image-20220615090910-2.png]]
120 120  
121 121  
151 +=== 1.3.2  Effective measurement range Reference beam pattern ===
122 122  
123 -== 1.5  Install LDDS20 ==
153 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
124 124  
125 125  
126 -(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
127 127  
128 -LDDS20 (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
157 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852253176-749.png?rev=1.1||alt="1654852253176-749.png"]]
129 129  
130 -[[image:image-20220615091045-3.png]]
131 131  
132 132  
161 +(((
162 +**(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.**
163 +)))
133 133  
134 -(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
135 135  
136 -For Metal Surface with paint, it is important to polish the surface, first use crude sand paper to polish the paint level , then use exquisite sand paper to polish the metal level to make it shine & smooth.
166 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654852175653-550.png?rev=1.1||alt="1654852175653-550.png"]](% style="display:none" %) ** **
137 137  
138 -[[image:image-20220615092010-11.png]]
139 139  
140 140  
141 -No polish needed if the container is shine metal surface without paint or non-metal container.
170 +== 1.5 ​ Applications ==
142 142  
143 -[[image:image-20220615092044-12.png]]
172 +* Horizontal distance measurement
173 +* Liquid level measurement
174 +* Parking management system
175 +* Object proximity and presence detection
176 +* Intelligent trash can management system
177 +* Robot obstacle avoidance
178 +* Automatic control
179 +* Sewer
180 +* Bottom water level monitoring
144 144  
145 145  
146 146  
147 -(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
148 148  
149 -Power on LDDS75, check if the blue LED is on, If the blue LED is on, means the sensor works. Then put ultrasonic coupling paste on the sensor and put it tightly on the installation point.
185 +== 1.6  Pin mapping and power on ==
150 150  
151 151  
152 -It is necessary to put the coupling paste between the sensor and the container, otherwise LDDS20 won’t detect the liquid level.
188 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654847583902-256.png?rev=1.1||alt="1654847583902-256.png"]]
153 153  
154 -[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
155 155  
156 156  
157 -After paste the LDDS20 well, power on LDDS20. In the first 30 seconds of booting, device will check the sensors status and BLUE LED will show the status as below. After 30 seconds, BLUE LED will be off to save battery life.
192 += 2.  Configure LDDS75 to connect to LoRaWAN network =
158 158  
159 -
160 -(% style="color:red" %)**LED Status:**
161 -
162 -* Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
163 -
164 -* (% style="color:blue" %)BLUE LED(% style="color:red" %) always ON(%%): Sensor is power on but doesn’t detect liquid. There is problem in installation point.
165 -* (% style="color:blue" %)BLUE LED(% style="color:red" %) slowly blinking(%%): Sensor detects Liquid Level, The installation point is good.
166 -
167 -LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
168 -
169 -
170 -(% style="color:red" %)**Note 2:**
171 -
172 -(% style="color:red" %)Ultrasonic coupling paste (%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
173 -
174 -
175 -
176 -(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
177 -
178 -Prepare Eproxy AB glue.
179 -
180 -Put Eproxy AB glue in the sensor and press it hard on the container installation point.
181 -
182 -Reset LDDS20 and see if the BLUE LED is slowly blinking.
183 -
184 -[[image:image-20220615091045-8.png||height="226" width="380"]] [[image:image-20220615091045-9.png||height="239" width="339"]]
185 -
186 -
187 -(% style="color:red" %)**Note 1:**
188 -
189 -Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
190 -
191 -
192 -(% style="color:red" %)**Note 2:**
193 -
194 -(% style="color:red" %)Eproxy AB glue(%%) is subjected in most shipping way. So the default package doesn’t include it and user needs to purchase locally.
195 -
196 -
197 -
198 -== 1.6 ​ Applications ==
199 -
200 -* Smart liquid control solution.
201 -* Smart liquefied gas solution.
202 -
203 -
204 -
205 -== 1.7  Precautions ==
206 -
207 -* At room temperature, containers of different materials, such as steel, glass, iron, ceramics, non-foamed plastics and other dense materials, have different detection blind areas and detection limit heights.
208 -* For containers of the same material at room temperature, the detection blind zone and detection limit height are also different for the thickness of the container.
209 -* When the detected liquid level exceeds the effective detection value of the sensor, and the liquid level of the liquid to be measured shakes or tilts, the detected liquid height is unstable.
210 -
211 -
212 -
213 -== 1.8  Pin mapping and power on ==
214 -
215 -
216 -[[image:1655257026882-201.png]]
217 -
218 -
219 -
220 -= 2.  Configure LDDS20 to connect to LoRaWAN network =
221 -
222 -
223 223  == 2.1  How it works ==
224 224  
225 225  (((
226 -The LDDS20 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS20. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
197 +The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
227 227  )))
228 228  
229 229  (((
230 -In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H3.A0UsingtheATCommands"]]to set the keys in the LDDS20.
201 +In case you can't set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>path:#H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink]]to set the keys in the LDDS75.
231 231  )))
232 232  
233 233  
... ... @@ -239,7 +239,7 @@
239 239  )))
240 240  
241 241  (((
242 -[[image:1655257698953-697.png]]
213 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654848616367-242.png?rev=1.1||alt="1654848616367-242.png"]]
243 243  )))
244 244  
245 245  (((
... ... @@ -247,16 +247,14 @@
247 247  )))
248 248  
249 249  (((
250 -
251 -
252 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS20.
221 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
253 253  )))
254 254  
255 255  (((
256 -Each LDDS20 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
225 +Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
257 257  )))
258 258  
259 -[[image:image-20220607170145-1.jpeg]]
228 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220607170145-1.jpeg?rev=1.1||alt="image-20220607170145-1.jpeg"]]
260 260  
261 261  
262 262  (((
... ... @@ -268,48 +268,44 @@
268 268  )))
269 269  
270 270  (((
271 -
272 -
273 273  **Add APP EUI in the application**
274 274  )))
275 275  
276 -[[image:image-20220610161353-4.png]]
243 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-4.png?rev=1.1||alt="image-20220610161353-4.png"]]
277 277  
278 -[[image:image-20220610161353-5.png]]
245 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-5.png?rev=1.1||alt="image-20220610161353-5.png"]]
279 279  
280 -[[image:image-20220610161353-6.png]]
247 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-6.png?rev=1.1||alt="image-20220610161353-6.png"]]
281 281  
282 282  
283 -[[image:image-20220610161353-7.png]]
250 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161353-7.png?rev=1.1||alt="image-20220610161353-7.png"]]
284 284  
285 285  
286 -
287 287  You can also choose to create the device manually.
288 288  
289 - [[image:image-20220610161538-8.png]]
255 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161538-8.png?rev=1.1||alt="image-20220610161538-8.png"]]
290 290  
291 291  
292 292  
293 293  **Add APP KEY and DEV EUI**
294 294  
295 -[[image:image-20220610161538-9.png]]
261 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161538-9.png?rev=1.1||alt="image-20220610161538-9.png"]]
296 296  
297 297  
298 298  
299 -(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
265 +(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
300 300  
301 301  
302 302  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
303 303  
304 -[[image:image-20220615095102-14.png]]
270 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610161724-10.png?rev=1.1||alt="image-20220610161724-10.png"]]
305 305  
306 306  
307 -
308 308  (((
309 -(% style="color:blue" %)**Step 3**(%%)**:**  The LDDS20 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.
274 +(% 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.
310 310  )))
311 311  
312 -[[image:1654849068701-275.png]]
277 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654849068701-275.png?rev=1.1||alt="1654849068701-275.png"]]
313 313  
314 314  
315 315  
... ... @@ -317,10 +317,12 @@
317 317  
318 318  (((
319 319  (((
320 -LDDS20 will uplink payload via LoRaWAN with below payload format: 
285 +LDDS75 will uplink payload via LoRaWAN with below payload format: 
286 +)))
321 321  
322 -Uplink payload includes in total 8 bytes.
323 -Payload for firmware version v1.1.4. . Before v1.1.3, there is only 5 bytes: BAT and Distance(Please check manual v1.2.0 if you have 5 bytes payload).
288 +(((
289 +Uplink payload includes in total 4 bytes.
290 +Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
324 324  )))
325 325  )))
326 326  
... ... @@ -332,15 +332,15 @@
332 332  |=(% style="width: 62.5px;" %)(((
333 333  **Size (bytes)**
334 334  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
335 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
336 -[[Distance>>||anchor="H2.3.2A0Distance"]]
302 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>path:#H2.3.1A0BatteryInfo]]|(((
303 +[[Distance>>path:#H2.3.2A0Distance]]
337 337  
338 338  (unit: mm)
339 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
340 -[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
341 -)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
306 +)))|[[Digital Interrupt (Optional)>>path:#H2.3.3A0InterruptPin]]|(((
307 +[[Temperature (Optional )>>path:#H2.3.4A0DS18B20Temperaturesensor]]
308 +)))|[[Sensor Flag>>path:#H2.3.5A0SensorFlag]]
342 342  
343 -[[image:1654850511545-399.png]]
310 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850511545-399.png?rev=1.1||alt="1654850511545-399.png"]]
344 344  
345 345  
346 346  
... ... @@ -347,7 +347,7 @@
347 347  === 2.3.1  Battery Info ===
348 348  
349 349  
350 -Check the battery voltage for LDDS20.
317 +Check the battery voltage for LDDS75.
351 351  
352 352  Ex1: 0x0B45 = 2885mV
353 353  
... ... @@ -358,21 +358,23 @@
358 358  === 2.3.2  Distance ===
359 359  
360 360  (((
361 -Get the distance. Flat object range 20mm - 2000mm.
328 +Get the distance. Flat object range 280mm - 7500mm.
362 362  )))
363 363  
364 364  (((
365 -For example, if the data you get from the register is __0x06 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0605(H) = 1541 (D) = 1541 mm.**
332 +For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
366 366  )))
367 367  
368 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
369 -* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
370 370  
336 +* If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
337 +* 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.
371 371  
372 372  
340 +
341 +
373 373  === 2.3.3  Interrupt Pin ===
374 374  
375 -This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
344 +This data field shows if this packet is generated by interrupt or not. [[Click here>>path:#H3.3A0SetInterruptMode]] for the hardware and software set up.
376 376  
377 377  **Example:**
378 378  
... ... @@ -413,46 +413,22 @@
413 413  While using TTN network, you can add the payload format to decode the payload.
414 414  
415 415  
416 -[[image:1654850829385-439.png]]
385 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654850829385-439.png?rev=1.1||alt="1654850829385-439.png"]]
417 417  
418 418  The payload decoder function for TTN V3 is here:
419 419  
420 420  (((
421 -LDDS20 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS20/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
390 +LDDS75 TTN V3 Payload Decoder: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LDDS75/Payload_Decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Payload_Decoder/]]
422 422  )))
423 423  
424 424  
425 425  
426 -== 2.4  Downlink Payload ==
395 +== 2.4  Uplink Interval ==
427 427  
428 -By default, LDDS20 prints the downlink payload to console port.
397 +The LDDS75 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/#H4.1ChangeUplinkInterval]]
429 429  
430 -[[image:image-20220615100930-15.png]]
431 431  
432 432  
433 -**Examples:**
434 -
435 -
436 -* **Set TDC**
437 -
438 -If the payload=0100003C, it means set the END Node's TDC to 0x00003C=60(S), while type code is 01.
439 -
440 -Payload:    01 00 00 1E    TDC=30S
441 -
442 -Payload:    01 00 00 3C    TDC=60S
443 -
444 -
445 -* **Reset**
446 -
447 -If payload = 0x04FF, it will reset the LDDS20
448 -
449 -
450 -* **CFM**
451 -
452 -Downlink Payload: 05000001, Set AT+CFM=1 or 05000000 , set AT+CFM=0
453 -
454 -
455 -
456 456  == 2.5  ​Show Data in DataCake IoT Server ==
457 457  
458 458  (((
... ... @@ -472,10 +472,10 @@
472 472  )))
473 473  
474 474  
475 -[[image:1654592790040-760.png]]
420 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
476 476  
477 477  
478 -[[image:1654592800389-571.png]]
423 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
479 479  
480 480  
481 481  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -482,12 +482,12 @@
482 482  
483 483  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
484 484  
485 -[[image:1654851029373-510.png]]
430 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
486 486  
487 487  
488 488  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
489 489  
490 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
435 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png" height="595" width="1088"]]
491 491  
492 492  
493 493  
... ... @@ -969,6 +969,9 @@
969 969  * Solid ON for 5 seconds once device successful Join the network.
970 970  * Blink once when device transmit a packet.
971 971  
917 +
918 +
919 +
972 972  == 2.8  ​Firmware Change Log ==
973 973  
974 974  
... ... @@ -981,7 +981,7 @@
981 981  )))
982 982  
983 983  (((
984 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
932 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
985 985  )))
986 986  
987 987  
... ... @@ -989,10 +989,10 @@
989 989  == 2.9  Mechanical ==
990 990  
991 991  
992 -[[image:image-20220610172003-1.png]]
940 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172003-1.png?rev=1.1||alt="image-20220610172003-1.png"]]
993 993  
994 994  
995 -[[image:image-20220610172003-2.png]]
943 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172003-2.png?rev=1.1||alt="image-20220610172003-2.png"]]
996 996  
997 997  
998 998  
... ... @@ -1015,7 +1015,7 @@
1015 1015  [[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]]
1016 1016  )))
1017 1017  
1018 - [[image:image-20220610172400-3.png]]
966 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172400-3.png?rev=1.1||alt="image-20220610172400-3.png"]]
1019 1019  
1020 1020  
1021 1021  
... ... @@ -1045,12 +1045,12 @@
1045 1045  
1046 1046  * (((
1047 1047  (((
1048 -AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
996 +AT Command Connection: See [[FAQ>>path:#H4.A0FAQ]].
1049 1049  )))
1050 1050  )))
1051 1051  * (((
1052 1052  (((
1053 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
1001 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
1054 1054  )))
1055 1055  )))
1056 1056  
... ... @@ -1089,7 +1089,7 @@
1089 1089  
1090 1090  (((
1091 1091  (((
1092 -They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
1040 +They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
1093 1093  )))
1094 1094  )))
1095 1095  
... ... @@ -1117,13 +1117,13 @@
1117 1117  
1118 1118  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.
1119 1119  
1120 -[[image:image-20220610172924-4.png||height="483" width="988"]]
1068 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-4.png?width=988&height=483&rev=1.1||alt="image-20220610172924-4.png" height="483" width="988"]]
1121 1121  
1122 1122  
1123 1123  Or if you have below board, use below connection:
1124 1124  
1125 1125  
1126 -[[image:image-20220610172924-5.png]]
1074 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-5.png?rev=1.1||alt="image-20220610172924-5.png"]]
1127 1127  
1128 1128  
1129 1129  (((
... ... @@ -1131,7 +1131,7 @@
1131 1131  )))
1132 1132  
1133 1133  
1134 - [[image:image-20220610172924-6.png||height="601" width="860"]]
1082 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610172924-6.png?width=860&height=601&rev=1.1||alt="image-20220610172924-6.png" height="601" width="860"]]
1135 1135  
1136 1136  
1137 1137  
... ... @@ -1141,7 +1141,7 @@
1141 1141  
1142 1142  (% style="color:#037691" %)**AT Command: AT+TDC**
1143 1143  
1144 -[[image:image-20220610173409-7.png]]
1092 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610173409-7.png?rev=1.1||alt="image-20220610173409-7.png"]]
1145 1145  
1146 1146  
1147 1147  (((
... ... @@ -1171,7 +1171,7 @@
1171 1171  
1172 1172  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1173 1173  
1174 -[[image:image-20220610174917-9.png]]
1122 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610174917-9.png?rev=1.1||alt="image-20220610174917-9.png"]]
1175 1175  
1176 1176  
1177 1177  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1185,17 +1185,20 @@
1185 1185  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1186 1186  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
1187 1187  
1136 +
1137 +
1138 +
1188 1188  = 4.  FAQ =
1189 1189  
1190 1190  == 4.1  What is the frequency plan for LDDS75? ==
1191 1191  
1192 -LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
1143 +LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>path:/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/#H1.Introduction]]
1193 1193  
1194 1194  
1195 1195  
1196 1196  == 4.2  How to change the LoRa Frequency Bands/Region ==
1197 1197  
1198 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1149 +You can follow the instructions for [[how to upgrade image>>path:#H2.8A0200BFirmwareChangeLog]].
1199 1199  When downloading the images, choose the required image file for download. ​
1200 1200  
1201 1201  
... ... @@ -1210,7 +1210,7 @@
1210 1210  
1211 1211  == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1212 1212  
1213 -It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1164 +It is due to channel mapping. Please see below link:  [[Frequency band>>path:/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1214 1214  
1215 1215  
1216 1216  == 5.2  AT Command input doesn't work ==
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