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Last modified by Mengting Qiu on 2025/08/06 17:02
From version 172.6
edited by Xiaoling
on 2022/06/15 09:58
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To version 150.13
edited by Xiaoling
on 2022/06/11 08:42
Change comment: There is no comment for this version

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  
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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:1655257698953-697.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  (((
... ... @@ -251,69 +251,57 @@
251 251  )))
252 252  
253 253  (((
254 -
255 -
256 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS20.
187 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
257 257  )))
258 258  
259 259  (((
260 -Each LDDS20 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
191 +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 -
291 291  You can also choose to create the device manually.
292 292  
293 - [[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"]]
294 294  
295 295  
296 296  
297 297  **Add APP KEY and DEV EUI**
298 298  
299 -[[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"]]
300 300  
301 301  
302 302  
303 -(% style="color:blue" %)**Step 2**(%%):  Power on LDDS20
225 +(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
304 304  
305 305  
306 306  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
307 307  
308 -[[image:image-20220615095102-14.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"]]
309 309  
310 310  
311 -
312 312  (((
313 -(% 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.
234 +(% 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.
314 314  )))
315 315  
316 -[[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"]]
317 317  
318 318  
319 319  
... ... @@ -320,13 +320,11 @@
320 320  == 2.3  ​Uplink Payload ==
321 321  
322 322  (((
323 -(((
324 -LDDS20 will uplink payload via LoRaWAN with below payload format:
244 +LDDS75 will uplink payload via LoRaWAN with below payload format: 
325 325  
326 -Uplink payload includes in total 8 bytes.
327 -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).
246 +Uplink payload includes in total 4 bytes.
247 +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  
... ... @@ -351,7 +351,7 @@
351 351  === 2.3.1  Battery Info ===
352 352  
353 353  
354 -Check the battery voltage for LDDS20.
273 +Check the battery voltage for LDDS75.
355 355  
356 356  Ex1: 0x0B45 = 2885mV
357 357  
... ... @@ -361,24 +361,17 @@
361 361  
362 362  === 2.3.2  Distance ===
363 363  
364 -(((
365 -Get the distance. Flat object range 20mm - 2000mm.
366 -)))
283 +Get the distance. Flat object range 280mm - 7500mm.
367 367  
368 -(((
369 -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.**
370 -)))
285 +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.**
371 371  
372 372  
373 373  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
374 374  * 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.
375 375  
376 -
377 -
378 -
379 379  === 2.3.3  Interrupt Pin ===
380 380  
381 -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.
382 382  
383 383  **Example:**
384 384  
... ... @@ -404,13 +404,9 @@
404 404  
405 405  === 2.3.5  Sensor Flag ===
406 406  
407 -(((
408 408  0x01: Detect Ultrasonic Sensor
409 -)))
410 410  
411 -(((
412 412  0x00: No Ultrasonic Sensor
413 -)))
414 414  
415 415  
416 416  
... ... @@ -419,19 +419,17 @@
419 419  While using TTN network, you can add the payload format to decode the payload.
420 420  
421 421  
422 -[[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"]]
423 423  
424 424  The payload decoder function for TTN V3 is here:
425 425  
426 -(((
427 427  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/]]
428 -)))
429 429  
430 430  
431 431  
432 432  == 2.4  Uplink Interval ==
433 433  
434 -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]]
435 435  
436 436  
437 437  
... ... @@ -454,10 +454,10 @@
454 454  )))
455 455  
456 456  
457 -[[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"]]
458 458  
459 459  
460 -[[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"]]
461 461  
462 462  
463 463  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
... ... @@ -464,12 +464,12 @@
464 464  
465 465  (% style="color:blue" %)**Step 4**(%%)**: Search the LDDS75 and add DevEUI.**
466 466  
467 -[[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"]]
468 468  
469 469  
470 470  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
471 471  
472 -[[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"]]
473 473  
474 474  
475 475  
... ... @@ -954,17 +954,10 @@
954 954  == 2.8  ​Firmware Change Log ==
955 955  
956 956  
957 -(((
958 958  **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/]]
959 -)))
960 960  
961 -(((
962 -
963 -)))
964 964  
965 -(((
966 -**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
967 -)))
866 +**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
968 968  
969 969  
970 970  
... ... @@ -971,13 +971,11 @@
971 971  == 2.9  Mechanical ==
972 972  
973 973  
974 -[[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"]]
975 975  
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"]]
976 976  
977 -[[image:image-20220610172003-2.png]]
978 978  
979 -
980 -
981 981  == 2.10  Battery Analysis ==
982 982  
983 983  === 2.10.1  Battery Type ===
... ... @@ -988,7 +988,7 @@
988 988  The battery related documents as below:
989 989  
990 990  * (((
991 -[[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]],
992 992  )))
993 993  * (((
994 994  [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
... ... @@ -997,7 +997,7 @@
997 997  [[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]]
998 998  )))
999 999  
1000 - [[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"]]
1001 1001  
1002 1002  
1003 1003  
... ... @@ -1004,7 +1004,7 @@
1004 1004  === 2.10.2  Replace the battery ===
1005 1005  
1006 1006  (((
1007 -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.
1008 1008  )))
1009 1009  
1010 1010  (((
... ... @@ -1012,7 +1012,7 @@
1012 1012  )))
1013 1013  
1014 1014  (((
1015 -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)
1016 1016  )))
1017 1017  
1018 1018  
... ... @@ -1027,12 +1027,12 @@
1027 1027  
1028 1028  * (((
1029 1029  (((
1030 -AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
927 +AT Command Connection: See [[FAQ>>path:#H7.A0FAQ]].
1031 1031  )))
1032 1032  )))
1033 1033  * (((
1034 1034  (((
1035 -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/]]
1036 1036  )))
1037 1037  )))
1038 1038  
... ... @@ -1071,7 +1071,7 @@
1071 1071  
1072 1072  (((
1073 1073  (((
1074 -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/]]
1075 1075  )))
1076 1076  )))
1077 1077  
... ... @@ -1099,21 +1099,19 @@
1099 1099  
1100 1100  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.
1101 1101  
1102 -[[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"]]
1103 1103  
1104 1104  
1105 1105  Or if you have below board, use below connection:
1106 1106  
1107 1107  
1108 -[[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"]]
1109 1109  
1110 1110  
1111 -(((
1112 1112  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:
1113 -)))
1114 1114  
1115 1115  
1116 - [[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"]]
1117 1117  
1118 1118  
1119 1119  
... ... @@ -1123,7 +1123,7 @@
1123 1123  
1124 1124  (% style="color:#037691" %)**AT Command: AT+TDC**
1125 1125  
1126 -[[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"]]
1127 1127  
1128 1128  
1129 1129  (((
... ... @@ -1134,19 +1134,16 @@
1134 1134  (((
1135 1135  Format: Command Code (0x01) followed by 3 bytes time value.
1136 1136  
1137 -(((
1138 1138  If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
1139 -)))
1140 1140  
1141 1141  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
1142 1142  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
1143 1143  )))
1144 -)))
1145 1145  
1146 1146  
1039 +
1040 +)))
1147 1147  
1148 -
1149 -
1150 1150  == 3.3  Set Interrupt Mode ==
1151 1151  
1152 1152  Feature, Set Interrupt mode for GPIO_EXIT.
... ... @@ -1153,7 +1153,7 @@
1153 1153  
1154 1154  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
1155 1155  
1156 -[[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"]]
1157 1157  
1158 1158  
1159 1159  (% style="color:#037691" %)**Downlink Command: 0x06**
... ... @@ -1160,9 +1160,7 @@
1160 1160  
1161 1161  Format: Command Code (0x06) followed by 3 bytes.
1162 1162  
1163 -(((
1164 1164  This means that the interrupt mode of the end node is set to 0x000003=3 (rising edge trigger), and the type code is 06.
1165 -)))
1166 1166  
1167 1167  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
1168 1168  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
... ... @@ -1171,13 +1171,13 @@
1171 1171  
1172 1172  == 4.1  What is the frequency plan for LDDS75? ==
1173 1173  
1174 -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]]
1175 1175  
1176 1176  
1177 1177  
1178 1178  == 4.2  How to change the LoRa Frequency Bands/Region ==
1179 1179  
1180 -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]].
1181 1181  When downloading the images, choose the required image file for download. ​
1182 1182  
1183 1183  
... ... @@ -1192,7 +1192,7 @@
1192 1192  
1193 1193  == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
1194 1194  
1195 -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]]
1196 1196  
1197 1197  
1198 1198  == 5.2  AT Command input doesn't work ==
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