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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 84.17
edited by Xiaoling
on 2023/09/11 15:46
Change comment: There is no comment for this version
To version 84.14
edited by Xiaoling
on 2023/09/11 15:26
Change comment: There is no comment for this version

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... ... @@ -466,166 +466,10 @@
466 466  
467 467  (% style="color:#4472c4" %)**field1=27.9&field2=49.9&field3=3.23&field4=28**
468 468  
469 -== 2.3  ​Uplink Payload ==
470 470  
470 +== 2.3 Test Uplink and Change Update Interval ==
471 471  
472 -(((
473 -DDS20-LB will uplink payload via LoRaWAN with below payload format: 
474 -)))
475 475  
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 -
629 629  By default, Sensor will send uplinks (% style="color:blue" %)**every 2 hours**(%%) & AT+NOUD=8
630 630  
631 631  User can use below commands to change the (% style="color:blue" %)**uplink interval**.
... ... @@ -635,7 +635,7 @@
635 635  User can also push the button for more than 1 seconds to activate an uplink.
636 636  
637 637  
638 -== 2.5 Multi-Samplings and One uplink ==
482 +== 2.4 Multi-Samplings and One uplink ==
639 639  
640 640  
641 641  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:
... ... @@ -649,7 +649,7 @@
649 649  [[image:1692424376354-959.png]]
650 650  
651 651  
652 -== 2.6 Trggier an uplink by external interrupt ==
496 +== 2.5 Trggier an uplink by external interrupt ==
653 653  
654 654  
655 655  DDS20-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
... ... @@ -666,7 +666,6 @@
666 666  
667 667  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%) ~/~/ Trigger by rising edge
668 668  
669 -
670 670  = 3. Configure DDS20-NB =
671 671  
672 672  == 3.1 Configure Methods ==
... ... @@ -793,20 +793,9 @@
793 793  [[See BC660K-GL AT Command set>>url:https://www.dropbox.com/sh/5f6ssda5fum8rvs/AABT68l8ZzWOvZ5eg2qwOoFda?dl=0]]
794 794  
795 795  
796 -= 7.  Trouble Shooting =
639 += 7. Order Info =
797 797  
798 -== 7.1  Why i always see 0x0000 or 0 for the distance value? ==
799 799  
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 -
810 810  Part Number: (% style="color:blue" %)**DDS20-NB-XX**
811 811  
812 812  (% style="color:red" %)**XX**(%%):
... ... @@ -818,7 +818,7 @@
818 818  (% 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
819 819  
820 820  
821 -= 9. ​Packing Info =
653 += 8. ​Packing Info =
822 822  
823 823  
824 824  (% style="color:#037691" %)**Package Includes**:
... ... @@ -837,7 +837,7 @@
837 837  
838 838  * Weight / pcs : 180g
839 839  
840 -= 10. Support =
672 += 9. Support =
841 841  
842 842  
843 843  * 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.