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Last modified by Mengting Qiu on 2025/08/06 17:02
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edited by Xiaoling
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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  
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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 22  
23 23  (((
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
27 -)))
70 +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.
28 28  
29 -(((
30 -
31 -)))
32 32  
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**. 
35 -)))
73 +It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
36 36  
37 -(((
38 -
39 -)))
40 40  
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.
43 -)))
76 +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.
44 44  
45 -(((
46 -
47 -)))
48 48  
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.
51 -)))
79 +LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
52 52  
53 -(((
54 -
55 -)))
56 56  
57 -(((
58 -LDDS20 is powered by (% style="color:#4472c4" %)**8500mA Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
59 -)))
82 +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.
60 60  
61 -(((
62 -
63 -)))
64 64  
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 -)))
80 -)))
81 81  
82 82  
83 -[[image:1655255122126-327.png]]
90 +[[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)
98 +* Distance Detection by Ultrasonic technology
99 +* Flat object range 280mm - 7500mm
100 +* 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
... ... @@ -98,140 +98,67 @@
98 98  * Uplink on periodically
99 99  * Downlink to change configure
100 100  * IP66 Waterproof Enclosure
101 -* 8500mAh Battery for long term use
107 +* 4000mAh or 8500mAh Battery for long term use
102 102  
109 +== 1.3  Specification ==
103 103  
111 +=== 1.3.1  Rated environmental conditions ===
104 104  
105 -== 1.3  Suitable Container & Liquid ==
113 +[[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"]]
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.
115 +**Remarks: (1) a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
113 113  
117 +**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)**
114 114  
115 115  
116 -== 1.4  Mechanical ==
117 117  
118 -[[image:image-20220615090910-1.png]]
121 +=== 1.3.2  Effective measurement range Reference beam pattern ===
119 119  
123 +**(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
120 120  
121 -[[image:image-20220615090910-2.png]]
122 122  
123 123  
127 +[[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"]]
124 124  
125 -== 1.5  Install LDDS20 ==
126 126  
127 127  
128 -(% style="color:blue" %)**Step 1**(%%):  Choose the installation point.
131 +**(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.**
129 129  
130 -LDDS20 (% style="color:red" %)**MUST**(%%) be installed on the container bottom middle position.
131 131  
132 -[[image:image-20220615091045-3.png]]
134 +[[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" %) ** **
133 133  
134 134  
135 135  
136 -(% style="color:blue" %)**Step 2**(%%):  Polish the installation point.
138 +== 1.5 ​ Applications ==
137 137  
138 -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.
140 +* Horizontal distance measurement
141 +* Liquid level measurement
142 +* Parking management system
143 +* Object proximity and presence detection
144 +* Intelligent trash can management system
145 +* Robot obstacle avoidance
146 +* Automatic control
147 +* Sewer
148 +* Bottom water level monitoring
139 139  
140 -[[image:image-20220615092010-11.png]]
141 141  
151 +== 1.6  Pin mapping and power on ==
142 142  
143 -No polish needed if the container is shine metal surface without paint or non-metal container.
144 144  
145 -[[image:image-20220615092044-12.png]]
154 +[[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"]]
146 146  
147 147  
148 148  
149 -(% style="color:blue" %)**Step3:   **(%%)Test the installation point.
158 += 2.  Configure LDDS75 to connect to LoRaWAN network =
150 150  
151 -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.
152 -
153 -
154 -It is necessary to put the coupling paste between the sensor and the container, otherwise LDDS20 won’t detect the liquid level.
155 -
156 -[[image:1655256160324-178.png]][[image:image-20220615092327-13.png]]
157 -
158 -
159 -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.
160 -
161 -
162 -(% style="color:red" %)**LED Status:**
163 -
164 -* Onboard LED: When power on device, the onboard LED will fast blink 4 times which means detect the sensor well.
165 -
166 -* (% 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.
167 -* (% style="color:blue" %)BLUE LED(% style="color:red" %) slowly blinking(%%): Sensor detects Liquid Level, The installation point is good.
168 -
169 -LDDS20 will enter into low power mode at 30 seconds after system reset or power on, Blue LED will be off after that.
170 -
171 -
172 -(% style="color:red" %)**Note 2:**
173 -
174 -(% 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.
175 -
176 -
177 -
178 -(% style="color:blue" %)**Step4:   **(%%)Install use Epoxy ab glue.
179 -
180 -Prepare Eproxy AB glue.
181 -
182 -Put Eproxy AB glue in the sensor and press it hard on the container installation point.
183 -
184 -Reset LDDS20 and see if the BLUE LED is slowly blinking.
185 -
186 -[[image:image-20220615091045-8.png||height="226" width="380"]] [[image:image-20220615091045-9.png||height="239" width="339"]]
187 -
188 -
189 -(% style="color:red" %)**Note 1:**
190 -
191 -Eproxy AB glue needs 3~~ 5 minutes to stable attached. we can use other glue material to keep it in the position.
192 -
193 -
194 -(% style="color:red" %)**Note 2:**
195 -
196 -(% 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.
197 -
198 -
199 -
200 -== 1.6 ​ Applications ==
201 -
202 -* Smart liquid control solution.
203 -* Smart liquefied gas solution.
204 -
205 -
206 -
207 -
208 -== 1.7  Precautions ==
209 -
210 -* 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.
211 -* 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.
212 -* 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.
213 -
214 -
215 -
216 -
217 -== 1.8  Pin mapping and power on ==
218 -
219 -
220 -[[image:1655257026882-201.png]]
221 -
222 -
223 -
224 -= 2.  Configure LDDS20 to connect to LoRaWAN network =
225 -
226 -
227 227  == 2.1  How it works ==
228 228  
229 229  (((
230 -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 LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value.
163 +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
231 231  )))
232 232  
233 233  (((
234 -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.
167 +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.
235 235  )))
236 236  
237 237  
... ... @@ -243,7 +243,7 @@
243 243  )))
244 244  
245 245  (((
246 -[[image:1654848616367-242.png]]
179 +[[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"]]
247 247  )))
248 248  
249 249  (((
... ... @@ -251,8 +251,6 @@
251 251  )))
252 252  
253 253  (((
254 -
255 -
256 256  (% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
257 257  )))
258 258  
... ... @@ -260,42 +260,34 @@
260 260  Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
261 261  )))
262 262  
263 -[[image:image-20220607170145-1.jpeg]]
194 +[[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"]]
264 264  
265 265  
266 -(((
267 267  For OTAA registration, we need to set **APP EUI/ APP KEY/ DEV EUI**. Some server might no need to set APP EUI.
268 -)))
269 269  
270 -(((
271 271  Enter these keys in the LoRaWAN Server portal. Below is TTN V3 screen shot:
272 -)))
273 273  
274 -(((
275 -
276 -
277 277  **Add APP EUI in the application**
278 -)))
279 279  
280 -[[image:image-20220610161353-4.png]]
203 +[[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"]]
281 281  
282 -[[image:image-20220610161353-5.png]]
205 +[[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"]]
283 283  
284 -[[image:image-20220610161353-6.png]]
207 +[[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"]]
285 285  
286 286  
287 -[[image:image-20220610161353-7.png]]
210 +[[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"]]
288 288  
289 289  
290 290  You can also choose to create the device manually.
291 291  
292 - [[image:image-20220610161538-8.png]]
215 + [[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"]]
293 293  
294 294  
295 295  
296 296  **Add APP KEY and DEV EUI**
297 297  
298 -[[image:image-20220610161538-9.png]]
221 +[[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"]]
299 299  
300 300  
301 301  
... ... @@ -304,7 +304,7 @@
304 304  
305 305  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
306 306  
307 -[[image:image-20220610161724-10.png]]
230 +[[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"]]
308 308  
309 309  
310 310  (((
... ... @@ -311,7 +311,7 @@
311 311  (% 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.
312 312  )))
313 313  
314 -[[image:1654849068701-275.png]]
237 +[[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"]]
315 315  
316 316  
317 317  
... ... @@ -318,15 +318,11 @@
318 318  == 2.3  ​Uplink Payload ==
319 319  
320 320  (((
321 -(((
322 322  LDDS75 will uplink payload via LoRaWAN with below payload format: 
323 -)))
324 324  
325 -(((
326 326  Uplink payload includes in total 4 bytes.
327 327  Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
328 328  )))
329 -)))
330 330  
331 331  (((
332 332  
... ... @@ -336,15 +336,15 @@
336 336  |=(% style="width: 62.5px;" %)(((
337 337  **Size (bytes)**
338 338  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
339 -|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
340 -[[Distance>>||anchor="H2.3.2A0Distance"]]
258 +|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>path:#H2.3.1A0BatteryInfo]]|(((
259 +[[Distance>>path:#H2.3.3A0Distance]]
341 341  
342 342  (unit: mm)
343 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
344 -[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
345 -)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
262 +)))|[[Digital Interrupt (Optional)>>path:#H2.3.4A0Distancesignalstrength]]|(((
263 +[[Temperature (Optional )>>path:#H2.3.5A0InterruptPin]]
264 +)))|(%%)(% class="wikiinternallink" %)[[Sensor Flag>>path:#Sensor_Flag]]
346 346  
347 -[[image:1654850511545-399.png]]
266 +[[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"]]
348 348  
349 349  
350 350  
... ... @@ -361,13 +361,9 @@
361 361  
362 362  === 2.3.2  Distance ===
363 363  
364 -(((
365 365  Get the distance. Flat object range 280mm - 7500mm.
366 -)))
367 367  
368 -(((
369 369  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.**
370 -)))
371 371  
372 372  
373 373  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
... ... @@ -375,7 +375,7 @@
375 375  
376 376  === 2.3.3  Interrupt Pin ===
377 377  
378 -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.
293 +This data field shows if this packet is generated by interrupt or not. [[Click here>>path:#H4.2A0SetInterruptMode]] for the hardware and software set up.
379 379  
380 380  **Example:**
381 381  
... ... @@ -401,13 +401,9 @@
401 401  
402 402  === 2.3.5  Sensor Flag ===
403 403  
404 -(((
405 405  0x01: Detect Ultrasonic Sensor
406 -)))
407 407  
408 -(((
409 409  0x00: No Ultrasonic Sensor
410 -)))
411 411  
412 412  
413 413  
... ... @@ -416,19 +416,17 @@
416 416  While using TTN network, you can add the payload format to decode the payload.
417 417  
418 418  
419 -[[image:1654850829385-439.png]]
330 +[[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"]]
420 420  
421 421  The payload decoder function for TTN V3 is here:
422 422  
423 -(((
424 424  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/]]
425 -)))
426 426  
427 427  
428 428  
429 429  == 2.4  Uplink Interval ==
430 430  
431 -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>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
340 +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]]
432 432  
433 433  
434 434  
... ... @@ -451,10 +451,10 @@
451 451  )))
452 452  
453 453  
454 -[[image:1654592790040-760.png]]
363 +[[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"]]
455 455  
456 456  
457 -[[image:1654592800389-571.png]]
366 +[[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"]]
458 458  
459 459  
460 460  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -461,12 +461,12 @@
461 461  
462 462  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
463 463  
464 -[[image:1654851029373-510.png]]
373 +[[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"]]
465 465  
466 466  
467 467  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
468 468  
469 -[[image:image-20220610165129-11.png||height="595" width="1088"]]
378 +[[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"]]
470 470  
471 471  
472 472  
... ... @@ -951,17 +951,10 @@
951 951  == 2.8  ​Firmware Change Log ==
952 952  
953 953  
954 -(((
955 955  **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/Firmware/]]
956 -)))
957 957  
958 -(((
959 -
960 -)))
961 961  
962 -(((
963 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
964 -)))
866 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
965 965  
966 966  
967 967  
... ... @@ -968,13 +968,11 @@
968 968  == 2.9  Mechanical ==
969 969  
970 970  
971 -[[image:image-20220610172003-1.png]]
873 +[[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"]]
972 972  
875 +[[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"]]
973 973  
974 -[[image:image-20220610172003-2.png]]
975 975  
976 -
977 -
978 978  == 2.10  Battery Analysis ==
979 979  
980 980  === 2.10.1  Battery Type ===
... ... @@ -985,7 +985,7 @@
985 985  The battery related documents as below:
986 986  
987 987  * (((
988 -[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
888 +[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
989 989  )))
990 990  * (((
991 991  [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
... ... @@ -994,7 +994,7 @@
994 994  [[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]]
995 995  )))
996 996  
997 - [[image:image-20220610172400-3.png]]
897 + [[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"]]
998 998  
999 999  
1000 1000  
... ... @@ -1001,7 +1001,7 @@
1001 1001  === 2.10.2  Replace the battery ===
1002 1002  
1003 1003  (((
1004 -You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
904 +You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
1005 1005  )))
1006 1006  
1007 1007  (((
... ... @@ -1009,7 +1009,7 @@
1009 1009  )))
1010 1010  
1011 1011  (((
1012 -The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
912 +The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
1013 1013  )))
1014 1014  
1015 1015  
... ... @@ -1024,12 +1024,12 @@
1024 1024  
1025 1025  * (((
1026 1026  (((
1027 -AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
927 +AT Command Connection: See [[FAQ>>path:#H7.A0FAQ]].
1028 1028  )))
1029 1029  )))
1030 1030  * (((
1031 1031  (((
1032 -LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
932 +LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
1033 1033  )))
1034 1034  )))
1035 1035  
... ... @@ -1068,7 +1068,7 @@
1068 1068  
1069 1069  (((
1070 1070  (((
1071 -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]]
971 +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/]]
1072 1072  )))
1073 1073  )))
1074 1074  
... ... @@ -1096,21 +1096,19 @@
1096 1096  
1097 1097  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.
1098 1098  
1099 -[[image:image-20220610172924-4.png||height="483" width="988"]]
999 +[[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"]]
1100 1100  
1101 1101  
1102 1102  Or if you have below board, use below connection:
1103 1103  
1104 1104  
1105 -[[image:image-20220610172924-5.png]]
1005 +[[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"]]
1106 1106  
1107 1107  
1108 -(((
1109 1109  In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
1110 -)))
1111 1111  
1112 1112  
1113 - [[image:image-20220610172924-6.png||height="601" width="860"]]
1011 + [[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"]]
1114 1114  
1115 1115  
1116 1116  
... ... @@ -1120,7 +1120,7 @@
1120 1120  
1121 1121  (% style="color:#037691" %)**AT Command: AT+TDC**
1122 1122  
1123 -[[image:image-20220610173409-7.png]]
1021 +[[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"]]
1124 1124  
1125 1125  
1126 1126  (((
... ... @@ -1131,19 +1131,16 @@
1131 1131  (((
1132 1132  Format: Command Code (0x01) followed by 3 bytes time value.
1133 1133  
1134 -(((
1135 1135  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1136 -)))
1137 1137  
1138 1138  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1139 1139  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1140 1140  )))
1141 -)))
1142 1142  
1143 1143  
1039 +
1040 +)))
1144 1144  
1145 -
1146 -
1147 1147  == 3.3  Set Interrupt Mode ==
1148 1148  
1149 1149  Feature, Set Interrupt mode for GPIO_EXIT.
... ... @@ -1150,7 +1150,7 @@
1150 1150  
1151 1151  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1152 1152  
1153 -[[image:image-20220610174917-9.png]]
1048 +[[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"]]
1154 1154  
1155 1155  
1156 1156  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1157,9 +1157,7 @@
1157 1157  
1158 1158  Format: Command Code (0x06) followed by 3 bytes.
1159 1159  
1160 -(((
1161 1161  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1162 -)))
1163 1163  
1164 1164  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1165 1165  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
... ... @@ -1168,13 +1168,13 @@
1168 1168  
1169 1169  == 4.1  What is the frequency plan for LDDS75? ==
1170 1170  
1171 -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"]]
1064 +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]]
1172 1172  
1173 1173  
1174 1174  
1175 1175  == 4.2  How to change the LoRa Frequency Bands/Region ==
1176 1176  
1177 -You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
1070 +You can follow the instructions for [[how to upgrade image>>path:#H2.8A0200BFirmwareChangeLog]].
1178 1178  When downloading the images, choose the required image file for download. ​
1179 1179  
1180 1180  
... ... @@ -1189,7 +1189,7 @@
1189 1189  
1190 1190  == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1191 1191  
1192 -It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1085 +It is due to channel mapping. Please see below link:  [[Frequency band>>path:/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1193 1193  
1194 1194  
1195 1195  == 5.2  AT Command input doesn't work ==
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