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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 97.1
edited by Mengting Qiu
on 2023/09/22 09:38
Change comment: Uploaded new attachment "image-20230922093814-1.png", version {1}
To version 91.1
edited by Mengting Qiu
on 2023/09/21 10:47
Change comment: Uploaded new attachment "image-20230921104741-1.png", version {1}

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... ... @@ -314,7 +314,7 @@
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="613" width="890"]]
317 +[[image:image-20230920175015-3.png||height="627" width="911"]]
318 318  
319 319  
320 320  (% style="color:red" %)**Notice, from above payload:**
... ... @@ -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="636" width="919"]]
338 +[[image:image-20230920173352-2.png||height="647" width="936"]]
339 339  
340 340  
341 341  (% style="color:blue" %)**Version:**
... ... @@ -392,17 +392,15 @@
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:
395 +This payload meets ThingSpeak platform requirement. It includes only four fields. Form 1~~4 are:
396 396  
397 397  Distance, Battery & Signal. This payload type only valid for ThingsSpeak Platform
398 398  
399 399  As below:
400 400  
401 -(% style="color:#4472c4" %)**field1=Distance value&field2=Battery value&field3=Singal value**
401 +(% 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  
... ... @@ -411,28 +411,21 @@
411 411  )))
412 412  
413 413  (((
414 -Uplink payload includes in total 21 bytes.
412 +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
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"]]
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" %)(((
424 -Timestamp
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"]]
425 425  
426 -
427 -)))
428 428  
429 -If the cache upload mechanism is turned on, you will receive the payload shown in the figure below.
430 -
431 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:512px" %)
432 -|(% style="width:115px" %)**Frame header**|(% style="width:118px" %)**Frame data(1)**|(% style="width:116px" %)**Frame data(2)**|(% style="width:39px" %)**F…**|(% style="width:117px" %)**Frame data(X)**
433 -
434 -=== ===
435 -
436 436  === 2.3.1  Battery Info ===
437 437  
438 438  
... ... @@ -443,9 +443,26 @@
443 443  Ex2: 0x0B49 = 2889mV
444 444  
445 445  
446 -=== 2.3.2  Interrupt ===
437 +=== 2.3.2  Distance ===
447 447  
448 448  
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 +
449 449  This data field shows if this packet is generated by interrupt or not.
450 450  
451 451  **Example:**
... ... @@ -455,24 +455,28 @@
455 455  0x01: Interrupt Uplink Packet.
456 456  
457 457  
458 -=== 2.3.3  Distance ===
466 +=== 2.3.4  DS18B20 Temperature sensor ===
459 459  
460 460  
461 -(((
462 -Get the distance. Flat object range 30mm - 4500mm.
463 -)))
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.
464 464  
465 -(((
466 -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" %)** **
471 +**Example**:
467 467  
468 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
469 -)))
473 +If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
470 470  
471 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
475 +If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
472 472  
473 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
474 474  
478 +=== 2.3.5  Sensor Flag ===
479 +
480 +
475 475  (((
482 +0x01: Detect Ultrasonic Sensor
483 +)))
484 +
485 +(((
486 +0x00: No Ultrasonic Sensor
487 +
476 476  
477 477  )))
478 478  
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