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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 71.4
edited by Xiaoling
on 2023/06/13 10:23
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To version 74.1
edited by Xiaoling
on 2023/06/13 13:36
Change comment: Uploaded new attachment "image-20230613133647-1.png", version {1}

Summary

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Title
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1 -DDS45-LB -- LoRaWAN Distance Detection Sensor User Manual
1 +DDS20-LB -- LoRaWAN Ultrasonic Liquid Level Sensor User Manual
Content
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1 1  (% style="text-align:center" %)
2 -[[image:image-20230613100900-1.png||height="683" width="683"]]
2 +[[image:image-20230613100900-1.png||height="650" width="650"]]
3 3  
4 4  
5 5  
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29 29  
30 30  Each DDS45-LB is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
31 31  
32 -[[image:image-20230612170943-2.png||height="525" width="912"]]
32 +[[image:image-20230613102459-3.png||height="476" width="855"]]
33 33  
34 34  
35 35  == 1.2 ​Features ==
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39 39  * Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
40 40  * Ultra-low power consumption
41 41  * Distance Detection by Ultrasonic technology
42 -* Flat object range 280mm - 7500mm
42 +* Flat object range 30mm - 4500mm
43 43  * Accuracy: ±(1cm+S*0.3%) (S: Distance)
44 +* Measure Angle: 60°
44 44  * Cable Length : 25cm
45 45  * Support Bluetooth v5.1 and LoRaWAN remote configure
46 46  * Support wireless OTA update firmware
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196 196  
197 197  (% style="color:blue" %)**Probe Mechanical:**
198 198  
200 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS45%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654915562090-396.png?rev=1.1||alt="1654915562090-396.png"]]
199 199  
200 -[[image:http://wiki.dragino.com/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"]]
201 201  
202 -
203 -[[image:http://wiki.dragino.com/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"]]
204 -
205 -
206 -[[image:http://wiki.dragino.com/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"]]
207 -
208 -
209 209  = 2. Configure DDS45-LB to connect to LoRaWAN network =
210 210  
211 211  == 2.1 How it works ==
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222 222  
223 223  The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
224 224  
225 -[[image:image-20230612171032-3.png||height="492" width="855"]](% style="display:none" %)
219 +[[image:image-20230613102426-2.png||height="476" width="855"]](% style="display:none" %)
226 226  
227 227  
228 228  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DDS45-LB.
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305 305  
306 306  
307 307  (((
308 -Get the distance. Flat object range 280mm - 7500mm.
302 +Get the distance. Flat object range 30mm - 4500mm.
309 309  )))
310 310  
311 311  (((
312 -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" %)** **
306 +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" %)** **
313 313  
314 -(% style="color:#4472c4" %)**0B05(H) = 2821 (D) = 2821 mm.**
308 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
315 315  )))
316 316  
317 -
318 318  * If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
319 -* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. All value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
312 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
320 320  
321 321  
322 322  === 2.3.3  Interrupt Pin ===
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569 569  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
570 570  )))
571 571  * (((
572 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
573 -
574 -
575 -
565 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
576 576  )))
577 577  
568 +
578 578  === 3.3.2 Set Interrupt Mode ===
579 579  
580 580  
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630 630  
631 631  * Fix bugs.
632 632  
633 -Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/7la95mae0fn03xe/AACtzs-32m22TLb75B-iIr-Qa?dl=0]]**
624 +Firmware and changelog can be downloaded from : **[[Firmware download link>>url:https://www.dropbox.com/sh/a5ue0nfrzqy9nz6/AABbvlATosDJKDwBmbirVbMYa?dl=0]]**
634 634  
635 635  Methods to Update Firmware:
636 636  
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