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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 71.3
edited by Xiaoling
on 2023/06/13 10:22
Change comment: There is no comment for this version
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

Details

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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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456 456  
457 457  User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
458 458  
459 -Once DDS75-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS75-LB. If DDS75-LB fails to get the time from the server, DDS75-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
452 +Once DDS45-LB Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DDS45-LB. If DDS45-LB fails to get the time from the server, DDS45-LB will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
460 460  
461 461  (% style="color:red" %)**Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn't support. If server doesn't support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.**
462 462  
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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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622 622  
623 623  
624 624  (% class="wikigeneratedid" %)
625 -User can change firmware DDS75-LB to:
616 +User can change firmware DDS45-LB to:
626 626  
627 627  * Change Frequency band/ region.
628 628  
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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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641 641  
642 642  = 6. FAQ =
643 643  
644 -== 6.1  What is the frequency plan for DDS75-LB? ==
635 +== 6.1  What is the frequency plan for DDS45-LB? ==
645 645  
646 646  
647 -DDS75-LB 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"]]
638 +DDS45-LB 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"]]
648 648  
649 649  
650 -== 6.2  Can I use DDS75-LB in condensation environment? ==
641 +== 6.2  Can I use DDS45-LB in condensation environment? ==
651 651  
652 652  
653 -DDS75-LB is not suitable to be used in condensation environment. Condensation on the DDS75-LB probe will affect the reading and always got 0.
644 +DDS45-LB is not suitable to be used in condensation environment. Condensation on the DDS45-LB probe will affect the reading and always got 0.
654 654  
655 655  
656 656  = 7.  Trouble Shooting =
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701 701  = 8. Order Info =
702 702  
703 703  
704 -Part Number: (% style="color:blue" %)**DDS75-LB-XXX**
695 +Part Number: (% style="color:blue" %)**DDS45-LB-XXX**
705 705  
706 706  (% style="color:red" %)**XXX**(%%): **The default frequency band**
707 707  
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727 727  
728 728  (% style="color:#037691" %)**Package Includes**:
729 729  
730 -* DDS75-LB LoRaWAN Distance Detection Sensor x 1
721 +* DDS45-LB LoRaWAN Distance Detection Sensor x 1
731 731  
732 732  (% style="color:#037691" %)**Dimension and weight**:
733 733  
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