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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 84.13
edited by Xiaoling
on 2023/09/11 15:22
Change comment: There is no comment for this version
To version 84.17
edited by Xiaoling
on 2023/09/11 15:46
Change comment: There is no comment for this version

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... ... @@ -295,6 +295,23 @@
295 295  (% style="display:none" %)
296 296  
297 297  
298 +== 1.12 Mechanical ==
299 +
300 +
301 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual/WebHome/1675143884058-338.png?rev=1.1||alt="1675143884058-338.png"]]
302 +
303 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual/WebHome/1675143899218-599.png?rev=1.1||alt="1675143899218-599.png"]]
304 +
305 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/D20-LBD22-LBD23-LB_LoRaWAN_Temperature_Sensor_User_Manual/WebHome/1675143909447-639.png?rev=1.1||alt="1675143909447-639.png"]]
306 +
307 +
308 +(% style="color:blue" %)**Probe Mechanical:**
309 +
310 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615090910-1.png?rev=1.1||alt="image-20220615090910-1.png"]]
311 +
312 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS20%20-%20LoRaWAN%20Liquid%20Level%20Sensor%20User%20Manual/WebHome/image-20220615090910-2.png?rev=1.1||alt="image-20220615090910-2.png"]]
313 +
314 +
298 298  = 2. Use DDS20-NB to communicate with IoT Server =
299 299  
300 300  == 2.1 Send data to IoT server via NB-IoT network ==
... ... @@ -449,10 +449,166 @@
449 449  
450 450  (% style="color:#4472c4" %)**field1=27.9&field2=49.9&field3=3.23&field4=28**
451 451  
469 +== 2.3  ​Uplink Payload ==
452 452  
453 -== 2.3 Test Uplink and Change Update Interval ==
454 454  
472 +(((
473 +DDS20-LB will uplink payload via LoRaWAN with below payload format: 
474 +)))
455 455  
476 +(((
477 +Uplink payload includes in total 8 bytes.
478 +)))
479 +
480 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
481 +|=(% style="width: 95px; background-color:#4F81BD;color:white" %)Size(bytes)|=(% style="width: 61px; background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)1|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)1
482 +|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.2A0BatteryInfo"]]|(((
483 +[[Distance>>||anchor="H2.3.3A0Distance"]]
484 +(unit: mm)
485 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0InterruptPin"]]|(((
486 +[[Temperature (Optional)>>||anchor="H2.3.5A0DS18B20Temperaturesensor"]]
487 +)))|[[Sensor Flag>>||anchor="H2.3.6A0SensorFlag"]]
488 +
489 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/%E5%BE%AE%E4%BF%A1%E6%88%AA%E5%9B%BE_20230702135733.png?width=964&height=215&rev=1.1||alt="微信截图_20230702135733.png"]]
490 +
491 +
492 +=== 2.3.1 Device Status, FPORT~=5 ===
493 +
494 +
495 +(((
496 +Users can use the downlink command(**0x26 01**) to ask DDS20-LB to send device configure detail, include device configure status. DDS20-LB will uplink a payload via FPort=5 to server.
497 +
498 +The Payload format is as below.
499 +)))
500 +
501 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:490px" %)
502 +|=(% colspan="6" style="background-color:#4F81BD;color:white" %)Device Status (FPORT=5)
503 +|(% style="width:60px" %)**Size(bytes)**|(% style="width:80px" %)**1**|(% style="width:140px" %)**2**|(% style="width:140px" %)**1**|(% style="width:70px" %)**1**|(% style="width:70px" %)**2**
504 +|(% style="width:94px" %)**Value**|(% style="width:68px" %)Sensor Model|(% style="width:80px" %)Firmware Version|(% style="width:86px" %)Frequency Band|(% style="width:61px" %)Sub-band|(% style="width:61px" %)BAT
505 +
506 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/DDS20-LB_LoRaWAN_Ultrasonic_Liquid_Level_Sensor_User_Manual/WebHome/DDS20.png?width=1336&height=241&rev=1.1||alt="DDS20.png"]]
507 +
508 +
509 +(% style="color:#037691" %)**Sensor Model**(%%)**:** For DDS20-LB, this value is 0x29
510 +
511 +(% style="color:#037691" %)**Firmware Version**(%%)**:** 0x0100, Means: v1.0.0 version
512 +
513 +(% style="color:#037691" %)**Frequency Band**(%%)**:**
514 +
515 +0x01: EU868
516 +
517 +0x02: US915
518 +
519 +0x03: IN865
520 +
521 +0x04: AU915
522 +
523 +0x05: KZ865
524 +
525 +0x06: RU864
526 +
527 +0x07: AS923
528 +
529 +0x08: AS923-1
530 +
531 +0x09: AS923-2
532 +
533 +0x0a: AS923-3
534 +
535 +0x0b: CN470
536 +
537 +0x0c: EU433
538 +
539 +0x0d: KR920
540 +
541 +0x0e: MA869
542 +
543 +
544 +(% style="color:#037691" %)**Sub-Band**(%%)**:**
545 +
546 +AU915 and US915: value 0x00 ~~ 0x08
547 +
548 +CN470: value 0x0B ~~ 0x0C
549 +
550 +Other Bands: Always 0x00
551 +
552 +
553 +(% style="color:#037691" %)**Battery Info:**
554 +
555 +Check the battery voltage.
556 +
557 +Ex1: 0x0B45 = 2885mV
558 +
559 +Ex2: 0x0B49 = 2889mV
560 +
561 +
562 +=== 2.3.2  Battery Info ===
563 +
564 +
565 +Check the battery voltage for DDS20-LB.
566 +
567 +Ex1: 0x0B45 = 2885mV
568 +
569 +Ex2: 0x0B49 = 2889mV
570 +
571 +
572 +=== 2.3.3  Distance ===
573 +
574 +
575 +(((
576 +Get the distance. Flat object range 20mm - 2000mm.
577 +)))
578 +
579 +(((
580 +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" %)** **
581 +
582 +(% style="color:blue" %)**0605(H) = 1541 (D) = 1541 mm.**
583 +)))
584 +
585 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
586 +
587 +* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
588 +
589 +=== 2.3.4  Interrupt Pin ===
590 +
591 +
592 +This data field shows if this packet is generated by interrupt or not.
593 +
594 +**Example:**
595 +
596 +0x00: Normal uplink packet.
597 +
598 +0x01: Interrupt Uplink Packet.
599 +
600 +
601 +=== 2.3.5  DS18B20 Temperature sensor ===
602 +
603 +
604 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
605 +
606 +**Example**:
607 +
608 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
609 +
610 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
611 +
612 +
613 +=== 2.3.6  Sensor Flag ===
614 +
615 +
616 +(((
617 +0x01: Detect Ultrasonic Sensor
618 +)))
619 +
620 +(((
621 +0x00: No Ultrasonic Sensor
622 +
623 +
624 +)))
625 +
626 +== 2.4 Test Uplink and Change Update Interval ==
627 +
628 +
456 456  By default, Sensor will send uplinks (% style="color:blue" %)**every 2 hours**(%%) & AT+NOUD=8
457 457  
458 458  User can use below commands to change the (% style="color:blue" %)**uplink interval**.
... ... @@ -462,7 +462,7 @@
462 462  User can also push the button for more than 1 seconds to activate an uplink.
463 463  
464 464  
465 -== 2.4 Multi-Samplings and One uplink ==
638 +== 2.5 Multi-Samplings and One uplink ==
466 466  
467 467  
468 468  To save battery life, DDS20-NB will sample temperature & humidity data every 15 minutes and send one uplink every 2 hours. So each uplink it will include 8 stored data + 1 real-time data. They are defined by:
... ... @@ -476,7 +476,7 @@
476 476  [[image:1692424376354-959.png]]
477 477  
478 478  
479 -== 2.5 Trggier an uplink by external interrupt ==
652 +== 2.6 Trggier an uplink by external interrupt ==
480 480  
481 481  
482 482  DDS20-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
... ... @@ -493,6 +493,7 @@
493 493  
494 494  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%) ~/~/ Trigger by rising edge
495 495  
669 +
496 496  = 3. Configure DDS20-NB =
497 497  
498 498  == 3.1 Configure Methods ==
... ... @@ -619,9 +619,20 @@
619 619  [[See BC660K-GL AT Command set>>url:https://www.dropbox.com/sh/5f6ssda5fum8rvs/AABT68l8ZzWOvZ5eg2qwOoFda?dl=0]]
620 620  
621 621  
622 -= 7. Order Info =
796 += 7.  Trouble Shooting =
623 623  
798 +== 7.1  Why i always see 0x0000 or 0 for the distance value? ==
624 624  
800 +
801 +(((
802 +DDS20-LB has a strict [[**installation requirement**>>||anchor="1.5A0InstallDDS20-LB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
803 +
804 +If you have followed the instruction requirement exactly but still see the 0x00 reading issue, please. please double-check the decoder, you can check the raw payload to verify.
805 +)))
806 +
807 += 8. Order Info =
808 +
809 +
625 625  Part Number: (% style="color:blue" %)**DDS20-NB-XX**
626 626  
627 627  (% style="color:red" %)**XX**(%%):
... ... @@ -633,7 +633,7 @@
633 633  (% style="color:#037691" %)**1NCE SIM Card NB-IoT network coverage**(%%): Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Finland, Germany, Great Britain, Greece, Hungary, Ireland, Italy, Latvia, Malta, Netherlands, Norway, Puerto Rico, Russia, Slovak , Republic, Slovenia, Spain, Sweden, Switzerland, Taiwan, USA, US Virgin Islands
634 634  
635 635  
636 -= 8. ​Packing Info =
821 += 9. ​Packing Info =
637 637  
638 638  
639 639  (% style="color:#037691" %)**Package Includes**:
... ... @@ -652,7 +652,7 @@
652 652  
653 653  * Weight / pcs : 180g
654 654  
655 -= 9. Support =
840 += 10. Support =
656 656  
657 657  
658 658  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.