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Last modified by Mengting Qiu on 2024/09/05 17:35
From version 88.3
edited by Mengting Qiu
on 2023/09/20 17:43
Change comment: There is no comment for this version
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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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="627" width="911"]]
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="647" width="936"]]
336 336  
337 337  
338 338  (% style="color:blue" %)**Version:**
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391 391  
392 392  This payload meets ThingSpeak platform requirement. It includes only four fields. Form 1~~4 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  
... ... @@ -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:
506 +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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