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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 94.1
edited by Mengting Qiu
on 2023/09/21 11:32
Change comment: There is no comment for this version
To version 86.6
edited by Xiaoling
on 2023/09/12 10:55
Change comment: There is no comment for this version

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Author
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1 -XWiki.ting
1 +XWiki.Xiaoling
Content
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148 148  * Sewer
149 149  * Bottom water level monitoring
150 150  
151 +
151 151  == 1.7 Sleep mode and working mode ==
152 152  
153 153  
... ... @@ -178,7 +178,7 @@
178 178  == 1.9 BLE connection ==
179 179  
180 180  
181 -DDS45-NB support BLE remote configure and firmware update.
182 +DDS20-NB support BLE remote configure and firmware update.
182 182  
183 183  
184 184  BLE can be used to configure the parameter of sensor or see the console output from sensor. BLE will be only activate on below case:
... ... @@ -249,7 +249,7 @@
249 249  There are two version: (% style="color:blue" %)**-GE**(%%) and (% style="color:blue" %)**-1D**(%%) version of DDS45-NB.
250 250  
251 251  
252 -(% style="color:blue" %)**GE Version**(%%): This version doesn't include SIM card or point to any IoT server. User needs to use AT Commands to configure below two steps to set DDS45-NB send data to IoT server.
253 +(% style="color:blue" %)**GE Version**(%%): This version doesn't include SIM card or point to any IoT server. User needs to use AT Commands to configure below two steps to set DDS20-NB send data to IoT server.
253 253  
254 254  * Install NB-IoT SIM card and configure APN. See instruction of [[Attach Network>>url:http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#H2.AttachNetwork]].
255 255  
... ... @@ -279,13 +279,13 @@
279 279  [[image:image-20230819113244-11.png||height="141" width="367"]]
280 280  )))|(% style="width:170px" %)
281 281  
282 -(% style="color:blue" %)**1D Version**(%%): This version has 1NCE SIM card pre-installed and configure to send value to DataCake. User Just need to select the sensor type in DataCake and Activate DDS45-NB and user will be able to see data in DataCake. See here for [[DataCake Config Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#H3.4Datacake]].
283 +(% style="color:blue" %)**1D Version**(%%): This version has 1NCE SIM card pre-installed and configure to send value to DataCake. User Just need to select the sensor type in DataCake and Activate DDS20-NB and user will be able to see data in DataCake. See here for [[DataCake Config Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#H3.4Datacake]].
283 283  
284 284  
285 285  == 2.2 ​Payload Types ==
286 286  
287 287  
288 -To meet different server requirement, DDS45-NB supports different payload type.
289 +To meet different server requirement, DDS20-NB supports different payload type.
289 289  
290 290  **Includes:**
291 291  
... ... @@ -311,17 +311,14 @@
311 311  
312 312  This is the General Json Format. As below:
313 313  
314 -(% style="color:#4472c4" %)**{"IMEI":"866207058378443","Model":"DDS45-NB","distance":217,"battery":3.54,"signal":24,"1":{221,2023/09/20 09:47:01},"2":{0,2023/09/20 09:15:04},"3":{0,2023/09/20 09:00:04},"4":{0,2023/09/20 08:45:03},"5":{0,2023/09/20 08:30:03},"6":{0,2023/09/20 08:15:03},"7":{0,2023/09/20 08:00:04},"8":{0,2023/09/20 07:45:04}}**
315 +(% style="color:#4472c4" %)**{"IMEI":866207053462762,"temperature":29.2,"humidity":54.2,"battery":3.27,"signal":24,"Model":DDS20-NB, "1":{28.2,48.3,2023/08/10 08:00:37},"2":{28.1,49.1,2023/08/10 07:57:37},"3":{28.1,48.5,2023/08/10 07:54:37},"4":{28.2,48.6,2023/08/10 07:51:37},"5":{28.1,48.9,2023/08/10 07:48:37},"6":{28.2,48.8,2023/08/10 07:45:37},"7":{28.2,48.8,2023/08/10 07:42:37},"8":{28.0,48.8,2023/08/10 07:39:37}}**
315 315  
316 316  
317 -[[image:image-20230920175015-3.png||height="613" width="890"]]
318 -
319 -
320 320  (% style="color:red" %)**Notice, from above payload:**
321 321  
322 -* Distance , Battery & Signal are the value at uplink time.
320 +* Temperature , Humidity , Battery & Signal are the value at uplink time.
323 323  
324 -* Json entry 1 ~~ 8 are the last 1 ~~ 8 sampling data as specify by (% style="color:#037691" %)**AT+NOUD=8 ** (%%)Command. Each entry includes (from left to right): Distance, Sampling time.
322 +* Json entry 1 ~~ 8 are the last 1 ~~ 8 sampling data as specify by (% style="color:#037691" %)**AT+NOUD=8 ** (%%)Command. Each entry includes (from left to right): Temperature, Humidity, Sampling time.
325 325  
326 326  === 2.2.2 HEX format Payload(Type~=0) ===
327 327  
... ... @@ -328,28 +328,23 @@
328 328  
329 329  This is the HEX Format. As below:
330 330  
331 -(% style="color:#4472c4" %)**f8662070583784430b640dda15010003a4650abc400000650ab8180000650ab4940000650ab10f0000650aad8b0000650aaa070000650aa6840000650aa3000000650a9308**
329 +(% style="color:#4472c4" %)**f86620705346276200640cba16010000000011011801e864d49c2d011a01e364d49925011901eb64d49871011901e564d497bd011a01e664d49709011901e964d49655011a01e864d495a1011a01e864d494ed011801e864d49439**
332 332  
333 -[[image:image-20230920172200-1.png||height="191" width="1047"]]
331 +[[image:1692424009971-458.png]]
334 334  
335 335  
336 -If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
337 -
338 -[[image:image-20230920173352-2.png||height="636" width="919"]]
339 -
340 -
341 341  (% style="color:blue" %)**Version:**
342 342  
343 343  These bytes include the hardware and software version.
344 344  
345 -(% style="color:#037691" %)**Higher byte:**(%%) Specify Sensor Model: 0x0b for DDS45-NB
338 +(% style="color:#037691" %)**Higher byte:**(%%) Specify Sensor Model: 0x00 for DDS20-NB
346 346  
347 -(% style="color:#037691" %)**Lower byte:**(%%) Specify the software version: 0x64=100, means firmware version 1.0.0
340 +(% style="color:#037691" %)**Lower byte:**(%%) Specify the software version: 0x64=100, means firmware version 100
348 348  
349 349  
350 350  (% style="color:blue" %)**BAT (Battery Info):**
351 351  
352 -Ex1: 0x0dda = 3546mV
345 +Ex1: 0x0CBA = 3258mV
353 353  
354 354  
355 355  (% style="color:blue" %)**Signal Strength:**
... ... @@ -356,7 +356,7 @@
356 356  
357 357  NB-IoT Network signal Strength.
358 358  
359 -**Ex1: 0x15 = 21**
352 +**Ex1: 0x16 = 22**
360 360  
361 361  **0**  -113dBm or less
362 362  
... ... @@ -369,18 +369,13 @@
369 369  **99**    Not known or not detectable
370 370  
371 371  
372 -(% style="color:blue" %)**Distance:  **
365 +(% style="color:blue" %)**TimeStamp:   **
373 373  
374 -Ex1: 0x03a4 = 932 mm
367 +Unit TimeStamp Example: 64d49439(H) = 1691653177(D)
375 375  
369 +Put the decimal value into this link(https:~/~/www.epochconverter.com/) to get the time.
376 376  
377 -(% style="color:blue" %)**Timestamp:   **
378 378  
379 -Unit Timestamp Example: 650abc40(H) = 1695202368(D)
380 -
381 -Put the decimal value into this link([[https:~~/~~/www.epochconverter.com)>>https://www.epochconverter.com]]) to get the time.
382 -
383 -
384 384  === 2.2.3 ThingsBoard Payload(Type~=3) ===
385 385  
386 386  
... ... @@ -392,43 +392,42 @@
392 392  === 2.2.4 ThingSpeak Payload(Type~=1) ===
393 393  
394 394  
395 -This payload meets ThingSpeak platform requirement. It includes only four fields. Form 1~~3 are:
383 +This payload meets ThingSpeak platform requirement. It includes only four fields. Form 1~~4 are:
396 396  
397 -Distance, Battery & Signal. This payload type only valid for ThingsSpeak Platform
385 +Temperature, Humidity, Battery & Signal. This payload type only valid for ThingsSpeak Platform
398 398  
399 399  As below:
400 400  
401 -(% style="color:#4472c4" %)**field1=Distance value&field2=Battery value&field3=Singal value**
389 +(% style="color:#4472c4" %)**field1=27.9&field2=49.9&field3=3.23&field4=28**
402 402  
403 -[[image:image-20230921104741-1.png||height="565" width="826"]]
404 404  
405 -
406 406  == 2.3  ​Uplink Payload ==
407 407  
408 408  
409 409  (((
410 -DDS45-NB will uplink payload via LoRaWAN with below payload format: 
396 +DDS20-NB will uplink payload via LoRaWAN with below payload format: 
411 411  )))
412 412  
413 413  (((
414 -Uplink payload includes in total 21 bytes.
400 +Uplink payload includes in total 8 bytes.
415 415  )))
416 416  
417 417  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
418 -|=(% style="width: 95px; background-color:#4F81BD;color:white" %)Size(bytes)|=(% style="width: 61px; background-color:#4F81BD;color:white" %)8|=(% 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: rgb(79, 129, 189); color: white; width: 49px;" %)1|=(% style="background-color: rgb(79, 129, 189); color: white; width: 79px;" %)1|=(% style="background-color:#4F81BD;color:white" %)2|=(% style="background-color:#4F81BD;color:white" %)4
419 -|(% style="width:95px" %)Value|(% style="width:61px" %)f+IMEI|(% style="width:61px" %)Ver|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:61px" %)(((
420 -Singal
404 +|=(% 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
405 +|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
406 +[[Distance>>||anchor="H2.3.2A0Distance"]]
407 +(unit: mm)
408 +)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
409 +[[Temperature (Optional)>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
410 +)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
421 421  
422 -Strength
423 -)))|(% style="width:49px" %)Mod|(% style="width:79px" %)[[Digital Interrupt >>||anchor="H2.3.2A0Interrupt"]]|(% style="width:61px" %)[[Distance>>||anchor="H2.3.3A0Distance"]](unit: mm)|(% style="width:61px" %)Timestamp
412 +[[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"]]
424 424  
425 -(% class="wikigeneratedid" %)
426 -=== ===
427 427  
428 428  === 2.3.1  Battery Info ===
429 429  
430 430  
431 -Check the battery voltage for DDS45-NB.
418 +Check the battery voltage for DDS20-NB.
432 432  
433 433  Ex1: 0x0B45 = 2885mV
434 434  
... ... @@ -435,9 +435,26 @@
435 435  Ex2: 0x0B49 = 2889mV
436 436  
437 437  
438 -=== 2.3.2  Interrupt ===
425 +=== 2.3.2  Distance ===
439 439  
440 440  
428 +(((
429 +Get the distance. Flat object range 20mm - 2000mm.
430 +)))
431 +
432 +(((
433 +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" %)** **
434 +
435 +(% style="color:blue" %)**0605(H) = 1541 (D) = 1541 mm.**
436 +)))
437 +
438 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
439 +
440 +* If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
441 +
442 +=== 2.3.3  Interrupt Pin ===
443 +
444 +
441 441  This data field shows if this packet is generated by interrupt or not.
442 442  
443 443  **Example:**
... ... @@ -447,24 +447,28 @@
447 447  0x01: Interrupt Uplink Packet.
448 448  
449 449  
450 -=== 2.3.3  Distance ===
454 +=== 2.3.4  DS18B20 Temperature sensor ===
451 451  
452 452  
453 -(((
454 -Get the distance. Flat object range 30mm - 4500mm.
455 -)))
457 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
456 456  
457 -(((
458 -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" %)** **
459 +**Example**:
459 459  
460 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
461 -)))
461 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
462 462  
463 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
463 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
464 464  
465 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
466 466  
466 +=== 2.3.5  Sensor Flag ===
467 +
468 +
467 467  (((
470 +0x01: Detect Ultrasonic Sensor
471 +)))
472 +
473 +(((
474 +0x00: No Ultrasonic Sensor
475 +
468 468  
469 469  )))
470 470  
... ... @@ -483,7 +483,7 @@
483 483  == 2.5 Multi-Samplings and One uplink ==
484 484  
485 485  
486 -To save battery life, DDS45-NB will sample Distance 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:
494 +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:
487 487  
488 488  * (% style="color:#037691" %)**AT+TR=900**   (%%) ~/~/ The unit is seconds, and the default is to record data once every 900 seconds (15 minutes, the minimum can be set to 180 seconds)
489 489  
... ... @@ -497,7 +497,7 @@
497 497  == 2.6 Trggier an uplink by external interrupt ==
498 498  
499 499  
500 -DDS45-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
508 +DDS20-NB has an external trigger interrupt function. Users can use the PB15 pin to trigger the upload of data packets.
501 501  
502 502  (% style="color:blue" %)**AT command:**
503 503  
... ... @@ -511,12 +511,12 @@
511 511  
512 512  * (% style="color:#037691" %)**AT+INTMOD=3  **(%%) ~/~/ Trigger by rising edge
513 513  
514 -= 3. Configure DDS45-NB =
522 += 3. Configure DDS20-NB =
515 515  
516 516  == 3.1 Configure Methods ==
517 517  
518 518  
519 -DDS45-NB supports below configure method:
527 +DDS20-NB supports below configure method:
520 520  
521 521  * AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
522 522  
... ... @@ -605,7 +605,7 @@
605 605  = 4. Battery & Power Consumption =
606 606  
607 607  
608 -DDS45-NB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
616 +DDS20-NB use ER26500 + SPC1520 battery pack. See below link for detail information about the battery info and how to replace.
609 609  
610 610  [[**Battery Info & Power Consumption Analyze**>>http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20calculate%20the%20battery%20life%20of%20Dragino%20sensors%3F/]] .
611 611  
... ... @@ -619,7 +619,7 @@
619 619  
620 620  * Fix bugs.
621 621  
622 -Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/l0bszumyrmil3yv/AAAg8LYGeAgDsD_ycCnweD72a?dl=0]]**
630 +Firmware and changelog can be downloaded from : **[[Firmware download link>>https://www.dropbox.com/sh/nyzeu0lf0amcaek/AAC6UZrqyTcAyJgXOH7l9F9Ka?dl=0]]**
623 623  
624 624  Methods to Update Firmware:
625 625  
... ... @@ -637,49 +637,23 @@
637 637  [[See BC660K-GL AT Command set>>url:https://www.dropbox.com/sh/5f6ssda5fum8rvs/AABT68l8ZzWOvZ5eg2qwOoFda?dl=0]]
638 638  
639 639  
640 -== 6.2 Can I use DDS45-NB in condensation environment? ==
648 += 7.  Trouble Shooting =
641 641  
650 +== 7.1  Why i always see 0x0000 or 0 for the distance value? ==
642 642  
643 -DDS45-NB is not suitable to be used in condensation environment. Condensation on the DDS45-NB probe will affect the reading and always got 0.
644 644  
653 +(((
654 +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.
645 645  
646 -= 7. Trouble Shooting =
656 +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.
647 647  
648 -== 7.1 Why does the sensor reading show 0 or "No sensor" ==
658 +
659 +)))
649 649  
650 -
651 -~1. The measurement object is very close to the sensor, but in the blind spot of the sensor.
652 -
653 -2. Sensor wiring is disconnected
654 -
655 -3. Not using the correct decoder
656 -
657 -
658 -== 7.2 Abnormal readings The gap between multiple readings is too large or the gap between the readings and the actual value is too large ==
659 -
660 -
661 -1) Please check if there is something on the probe affecting its measurement (condensed water, volatile oil, etc.)
662 -
663 -2) Does it change with temperature, temperature will affect its measurement
664 -
665 -3) If abnormal data occurs, you can turn on DEBUG mode, Please use downlink or AT COMMAN to enter DEBUG mode.
666 -
667 -downlink command: (% style="color:blue" %)**F1 01**(%%), AT command: (% style="color:blue" %)**AT+DDEBUG=1**
668 -
669 -4) After entering the debug mode, it will send 20 pieces of data at a time, and you can send its uplink to us for analysis
670 -
671 -[[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-20230113135125-2.png?width=1057&height=136&rev=1.1||alt="image-20230113135125-2.png"]]
672 -
673 -
674 -Its original payload will be longer than other data. Even though it is being parsed, it can be seen that it is abnormal data.
675 -
676 -Please send the data to us for check.
677 -
678 -
679 679  = 8. Order Info =
680 680  
681 681  
682 -Part Number: (% style="color:blue" %)**DDS45-NB-XX**
664 +Part Number: (% style="color:blue" %)**DDS20-NB-XX**
683 683  
684 684  (% style="color:red" %)**XX**(%%):
685 685  
... ... @@ -695,7 +695,7 @@
695 695  
696 696  (% style="color:#037691" %)**Package Includes**:
697 697  
698 -* DDS45-NB NB-IoT Distance Detection sensor x 1
680 +* DDS20-NB NB-IoT Ultrasonic liquid level sensor x 1
699 699  
700 700  * External antenna x 1
701 701  
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