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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 84.20
edited by Xiaoling
on 2023/09/11 15:51
Change comment: There is no comment for this version
To version 84.13
edited by Xiaoling
on 2023/09/11 15:22
Change comment: There is no comment for this version

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... ... @@ -295,23 +295,6 @@
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 -
315 315  = 2. Use DDS20-NB to communicate with IoT Server =
316 316  
317 317  == 2.1 Send data to IoT server via NB-IoT network ==
... ... @@ -466,96 +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  
453 +== 2.3 Test Uplink and Change Update Interval ==
471 471  
472 -(((
473 -DDS20-NB 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  Battery Info ===
493 -
494 -
495 -Check the battery voltage for DDS20-NB.
496 -
497 -Ex1: 0x0B45 = 2885mV
498 -
499 -Ex2: 0x0B49 = 2889mV
500 -
501 -
502 -=== 2.3.2  Distance ===
503 -
504 -
505 -(((
506 -Get the distance. Flat object range 20mm - 2000mm.
507 -)))
508 -
509 -(((
510 -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" %)** **
511 -
512 -(% style="color:blue" %)**0605(H) = 1541 (D) = 1541 mm.**
513 -)))
514 -
515 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
516 -
517 -* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
518 -
519 -=== 2.3.3  Interrupt Pin ===
520 -
521 -
522 -This data field shows if this packet is generated by interrupt or not.
523 -
524 -**Example:**
525 -
526 -0x00: Normal uplink packet.
527 -
528 -0x01: Interrupt Uplink Packet.
529 -
530 -
531 -=== 2.3.4  DS18B20 Temperature sensor ===
532 -
533 -
534 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
535 -
536 -**Example**:
537 -
538 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
539 -
540 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
541 -
542 -
543 -=== 2.3.5  Sensor Flag ===
544 -
545 -
546 -(((
547 -0x01: Detect Ultrasonic Sensor
548 -)))
549 -
550 -(((
551 -0x00: No Ultrasonic Sensor
552 -
553 -
554 -)))
555 -
556 -== 2.4 Test Uplink and Change Update Interval ==
557 -
558 -
559 559  By default, Sensor will send uplinks (% style="color:blue" %)**every 2 hours**(%%) & AT+NOUD=8
560 560  
561 561  User can use below commands to change the (% style="color:blue" %)**uplink interval**.
... ... @@ -565,7 +565,7 @@
565 565  User can also push the button for more than 1 seconds to activate an uplink.
566 566  
567 567  
568 -== 2.5 Multi-Samplings and One uplink ==
465 +== 2.4 Multi-Samplings and One uplink ==
569 569  
570 570  
571 571  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:
... ... @@ -579,7 +579,7 @@
579 579  [[image:1692424376354-959.png]]
580 580  
581 581  
582 -== 2.6 Trggier an uplink by external interrupt ==
479 +== 2.5 Trggier an uplink by external interrupt ==
583 583  
584 584  
585 585  DDS20-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
... ... @@ -722,20 +722,9 @@
722 722  [[See BC660K-GL AT Command set>>url:https://www.dropbox.com/sh/5f6ssda5fum8rvs/AABT68l8ZzWOvZ5eg2qwOoFda?dl=0]]
723 723  
724 724  
725 -= 7.  Trouble Shooting =
622 += 7. Order Info =
726 726  
727 -== 7.1  Why i always see 0x0000 or 0 for the distance value? ==
728 728  
729 -
730 -(((
731 -DDS20-NB has a strict [[**installation requirement**>>||anchor="H1.5A0InstallDDS20-NB"]]. Please make sure the installation method exactly follows up with the installation requirement. Otherwise, the reading might be always 0x00.
732 -
733 -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.
734 -)))
735 -
736 -= 8. Order Info =
737 -
738 -
739 739  Part Number: (% style="color:blue" %)**DDS20-NB-XX**
740 740  
741 741  (% style="color:red" %)**XX**(%%):
... ... @@ -747,7 +747,7 @@
747 747  (% 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
748 748  
749 749  
750 -= 9. ​Packing Info =
636 += 8. ​Packing Info =
751 751  
752 752  
753 753  (% style="color:#037691" %)**Package Includes**:
... ... @@ -766,7 +766,7 @@
766 766  
767 767  * Weight / pcs : 180g
768 768  
769 -= 10. Support =
655 += 9. Support =
770 770  
771 771  
772 772  * 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.