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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 89.1
edited by Mengting Qiu
on 2023/09/20 17:50
Change comment: Uploaded new attachment "image-20230920175015-3.png", version {1}
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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... ... @@ -311,14 +311,17 @@
311 311  
312 312  This is the General Json Format. As below:
313 313  
314 -(% style="color:#4472c4" %)**{"IMEI":866207053462762,"temperature":29.2,"humidity":54.2,"battery":3.27,"signal":24,"Model":DDS45-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}}**
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"]]
318 +
319 +
317 317  (% style="color:red" %)**Notice, from above payload:**
318 318  
319 -* Temperature , Humidity , Battery & Signal are the value at uplink time.
322 +* Distance , Battery & Signal are the value at uplink time.
320 320  
321 -* 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.
322 322  
323 323  === 2.2.2 HEX format Payload(Type~=0) ===
324 324  
... ... @@ -327,12 +327,12 @@
327 327  
328 328  (% style="color:#4472c4" %)**f8662070583784430b640dda15010003a4650abc400000650ab8180000650ab4940000650ab10f0000650aad8b0000650aaa070000650aa6840000650aa3000000650a9308**
329 329  
330 -[[image:image-20230920172200-1.png||height="198" width="1085"]]
333 +[[image:image-20230920172200-1.png||height="191" width="1047"]]
331 331  
332 332  
333 333  If we use the MQTT client to subscribe to this MQTT topic, we can see the following information when the NB sensor uplink data.
334 334  
335 -[[image:image-20230920173352-2.png||height="700" width="1012"]]
338 +[[image:image-20230920173352-2.png||height="636" width="919"]]
336 336  
337 337  
338 338  (% style="color:blue" %)**Version:**
... ... @@ -389,15 +389,17 @@
389 389  === 2.2.4 ThingSpeak Payload(Type~=1) ===
390 390  
391 391  
392 -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:
393 393  
394 -Temperature, Humidity, Battery & Signal. This payload type only valid for ThingsSpeak Platform
397 +Distance, Battery & Signal. This payload type only valid for ThingsSpeak Platform
395 395  
396 396  As below:
397 397  
398 -(% 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**
399 399  
403 +[[image:image-20230921104741-1.png||height="565" width="826"]]
400 400  
405 +
401 401  == 2.3  ​Uplink Payload ==
402 402  
403 403  
... ... @@ -406,20 +406,19 @@
406 406  )))
407 407  
408 408  (((
409 -Uplink payload includes in total 8 bytes.
414 +Uplink payload includes in total 21 bytes.
410 410  )))
411 411  
412 412  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
413 -|=(% 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
414 -|(% style="width:95px" %)Value|(% style="width:61px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
415 -[[Distance>>||anchor="H2.3.2A0Distance"]]
416 -(unit: mm)
417 -)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
418 -[[Temperature (Optional)>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
419 -)))|[[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
420 420  
421 -[[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
422 422  
425 +(% class="wikigeneratedid" %)
426 +=== ===
423 423  
424 424  === 2.3.1  Battery Info ===
425 425  
... ... @@ -431,26 +431,9 @@
431 431  Ex2: 0x0B49 = 2889mV
432 432  
433 433  
434 -=== 2.3.2  Distance ===
438 +=== 2.3.2  Interrupt ===
435 435  
436 436  
437 -(((
438 -Get the distance. Flat object range 30mm - 4500mm.
439 -)))
440 -
441 -(((
442 -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" %)** **
443 -
444 -(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
445 -)))
446 -
447 -* If the sensor value is 0x0000, it means system doesn't detect ultrasonic sensor.
448 -
449 -* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
450 -
451 -=== 2.3.3  Interrupt Pin ===
452 -
453 -
454 454  This data field shows if this packet is generated by interrupt or not.
455 455  
456 456  **Example:**
... ... @@ -460,28 +460,24 @@
460 460  0x01: Interrupt Uplink Packet.
461 461  
462 462  
463 -=== 2.3.4  DS18B20 Temperature sensor ===
450 +=== 2.3.3  Distance ===
464 464  
465 465  
466 -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 +)))
467 467  
468 -**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" %)** **
469 469  
470 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
460 +(% style="color:blue" %)**0B05(H) = 2821 (D) = 2821 mm.**
461 +)))
471 471  
472 -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.
473 473  
465 +* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
474 474  
475 -=== 2.3.5  Sensor Flag ===
476 -
477 -
478 478  (((
479 -0x01: Detect Ultrasonic Sensor
480 -)))
481 -
482 -(((
483 -0x00: No Ultrasonic Sensor
484 -
485 485  
486 486  )))
487 487  
... ... @@ -500,7 +500,7 @@
500 500  == 2.5 Multi-Samplings and One uplink ==
501 501  
502 502  
503 -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:
504 504  
505 505  * (% 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)
506 506  
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