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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 90.1
edited by Mengting Qiu
on 2023/09/20 17:53
Change comment: There is no comment for this version
To version 93.3
edited by Mengting Qiu
on 2023/09/21 11:31
Change comment: There is no comment for this version

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... ... @@ -314,14 +314,14 @@
314 314  (% 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}}**
315 315  
316 316  
317 -[[image:image-20230920175015-3.png||height="627" width="911"]]
317 +[[image:image-20230920175015-3.png||height="613" width="890"]]
318 318  
319 319  
320 320  (% style="color:red" %)**Notice, from above payload:**
321 321  
322 -* Temperature , Humidity , Battery & Signal are the value at uplink time.
322 +* Distance , 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): Temperature, Humidity, Sampling time.
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.
325 325  
326 326  === 2.2.2 HEX format Payload(Type~=0) ===
327 327  
... ... @@ -335,7 +335,7 @@
335 335  
336 336  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
337 337  
338 -[[image:image-20230920173352-2.png||height="647" width="936"]]
338 +[[image:image-20230920173352-2.png||height="636" width="919"]]
339 339  
340 340  
341 341  (% style="color:blue" %)**Version:**
... ... @@ -392,15 +392,17 @@
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~~4 are:
395 +This payload meets ThingSpeak platform requirement. It includes only four fields. Form 1~~3 are:
396 396  
397 -Temperature, Humidity, Battery & Signal. This payload type only valid for ThingsSpeak Platform
397 +Distance, Battery & Signal. This payload type only valid for ThingsSpeak Platform
398 398  
399 399  As below:
400 400  
401 -(% style="color:#4472c4" %)**field1=27.9&field2=49.9&field3=3.23&field4=28**
401 +(% style="color:#4472c4" %)**field1=Distance value&field2=Battery value&field3=Singal value**
402 402  
403 +[[image:image-20230921104741-1.png||height="565" width="826"]]
403 403  
405 +
404 404  == 2.3  ​Uplink Payload ==
405 405  
406 406  
... ... @@ -409,20 +409,19 @@
409 409  )))
410 410  
411 411  (((
412 -Uplink payload includes in total 8 bytes.
414 +Uplink payload includes in total 21 bytes.
413 413  )))
414 414  
415 415  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
416 -|=(% 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
417 -|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
418 -[[Distance>>||anchor="H2.3.2A0Distance"]]
419 -(unit: mm)
420 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
421 -[[Temperature (Optional)>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
422 -)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
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
423 423  
424 -[[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"]]
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
425 425  
425 +(% class="wikigeneratedid" %)
426 +=== ===
426 426  
427 427  === 2.3.1  Battery Info ===
428 428  
... ... @@ -434,26 +434,9 @@
434 434  Ex2: 0x0B49 = 2889mV
435 435  
436 436  
437 -=== 2.3.2  Distance ===
438 +=== 2.3.2  Interrupt ===
438 438  
439 439  
440 -(((
441 -Get the distance. Flat object range 30mm - 4500mm.
442 -)))
443 -
444 -(((
445 -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" %)** **
446 -
447 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
448 -)))
449 -
450 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
451 -
452 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
453 -
454 -=== 2.3.3  Interrupt Pin ===
455 -
456 -
457 457  This data field shows if this packet is generated by interrupt or not.
458 458  
459 459  **Example:**
... ... @@ -463,28 +463,24 @@
463 463  0x01: Interrupt Uplink Packet.
464 464  
465 465  
466 -=== 2.3.4  DS18B20 Temperature sensor ===
450 +=== 2.3.3  Distance ===
467 467  
468 468  
469 -This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
453 +(((
454 +Get the distance. Flat object range 30mm - 4500mm.
455 +)))
470 470  
471 -**Example**:
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" %)** **
472 472  
473 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
460 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
461 +)))
474 474  
475 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
463 +* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
476 476  
465 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
477 477  
478 -=== 2.3.5  Sensor Flag ===
479 -
480 -
481 481  (((
482 -0x01: Detect Ultrasonic Sensor
483 -)))
484 -
485 -(((
486 -0x00: No Ultrasonic Sensor
487 -
488 488  
489 489  )))
490 490  
... ... @@ -503,7 +503,7 @@
503 503  == 2.5 Multi-Samplings and One uplink ==
504 504  
505 505  
506 -To save battery life, DDS45-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:
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:
507 507  
508 508  * (% 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)
509 509  
image-20230921104741-1.png
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