Skip to Content

Changes for page DMT01

Last modified by Xiaoling on 2025/08/15 17:26
From version 52.4
edited by Mengting Qiu
on 2025/08/04 19:02
Change comment: There is no comment for this version
To version 48.3
edited by Mengting Qiu
on 2025/08/04 18:05
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -337,99 +337,109 @@
337 337  (% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
338 338  |=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
339 339  **Size(bytes)**
340 -)))|=(% style="width: 40px;background-color:#4F81BD;color:white" %)4|=(% style="width: 90px;background-color:#4F81BD;color:white" %)1|=(% style="width: 150px; background-color: #4F81BD;color:white" %)6|=(% style="width: 80px; background-color: #4F81BD;color:white" %)1|=(% style="width: 80px; background-color: #4F81BD;color:white" %)1|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2
340 +)))|=(% style="width: 40px;background-color:#4F81BD;color:white" %)1|=(% style="width: 90px;background-color:#4F81BD;color:white" %)1|=(% style="width: 150px; background-color: #4F81BD;color:white" %)6|=(% style="width: 80px; background-color: #4F81BD;color:white" %)1|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2|=(% style="width: 80px; background-color: #4F81BD;color:white" %)4
341 341  |(% style="width:99px" %)Value|(% style="width:69px" %)(((
342 -Timestamp
342 +BoxBat
343 343  
344 344  
345 345  )))|(% style="width:130px" %)DevMode|(% style="width:194px" %)MACaddr|(% style="width:106px" %)ProbeBat|(% style="width:97px" %)(((
346 -BoxBat
347 -)))|(% style="width:97px" %)Food temperature|(% style="width:97px" %)Ambient temperature
346 +Food temperature
347 +)))|(% style="width:97px" %)Ambient temperature|(% style="width:97px" %)Timestamp
348 348  
349 -[[image:1754300947187-648.png||height="641" width="1351"]]
350 350  
351 351  
351 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
352 +|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
353 +**Size(bytes)**
354 +)))|=(% style="width: 40px;background-color:#4F81BD;color:white" %)4|=(% style="width: 90px;background-color:#4F81BD;color:white" %)1|=(% style="width: 150px; background-color: #4F81BD;color:white" %)6|=(% style="width: 80px; background-color: #4F81BD;color:white" %)1|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2|=(% style="width: 80px; background-color: #4F81BD;color:white" %)4
355 +|(% style="width:99px" %)Value|(% style="width:69px" %)(((
356 +Timestamp
352 352  
353 -==== (% style="color:#4472c4" %)**Unit timestamp**(%%) ====
358 +
359 +)))|(% style="width:130px" %)DevMode|(% style="width:194px" %)MACaddr|(% style="width:106px" %)ProbeBat|(% style="width:97px" %)(((
360 +Food temperature
361 +)))|(% style="width:97px" %)Ambient temperature|(% style="width:97px" %)
354 354  
355 -Unit TimeStamp Example: 689085D7(H) = 1754301911(D)
363 +[[image:1754300947187-648.png||height="641" width="1351"]]
356 356  
357 -Put the decimal value into this link([[https:~~/~~/www.epochconverter.com)>>https://www.epochconverter.com]])to get the time.
358 358  
366 +(% class="wikigeneratedid" id="HUnittimestamp" %)
367 +(% style="color:#4472c4" %)**Unit timestamp**
359 359  
360 -==== (% style="color:#4472c4" %)**DevMode**(%%) ====
369 +Unit TimeStamp Example: 67CF92A7(H) = 1741656743(D)
361 361  
362 -**Example**：
371 +Put the decimal value into this link([[https:~~/~~/www.epochconverter.com)>>https://www.epochconverter.com]])to get the time.
363 363  
364 -If payload is 0x01: BLE_LoRa
365 365  
366 -If payload is 0x02: LoRa
374 +(% class="wikigeneratedid" id="HDevMode" %)
375 +(% style="color:#4472c4" %)**DevMode**
367 367  
368 -If payload is 0x03: BLE
369 369  
370 370  
371 -==== (% style="color:#4472c4" %)**MACaddr**(%%) ====
379 +(% class="wikigeneratedid" id="HMACaddr" %)
380 +(% style="color:#4472c4" %)**MACaddr**
372 372  
373 -**Example**:
382 +Read:0x(0197)=412    Value:  407 / 10=40.7, So 40.7%
374 374  
375 -If the payload is C12309250F1A, the MACaddr is C12309250F1A
376 376  
385 +(% class="wikigeneratedid" id="HProbeBat" %)
386 +(% style="color:#4472c4" %)**ProbeBat**
377 377  
378 -==== (% style="color:#4472c4" %)**ProbeBat**(%%) ====
379 -
380 380  **Example:**
381 381  
382 -If payload is 0x64 = 100%
390 +If payload & 0x01 = 0x01  **~-~->** This is an Alarm Message.It means that the temperature and humidity exceed the alarm value or trigger an interrupt.
383 383  
392 +If payload & 0x01 = 0x00  **~-~->** This is a normal uplink message, no alarm.
384 384  
385 -==== (% style="color:#4472c4" %)**BoxBat**(%%) ====
394 +If payload & 0x80>>7 = 0x01  **~-~->** The PA8 is low level.
386 386  
387 -**Example:**
396 +If payload & 0x80>>7 =0x00  **~-~->** The PA8 is high level.
388 388  
389 -If payload is 0x46 = 70%
398 +If payload >> 2 = 0x00  **~-~->**  means MOD=1, This is a sampling uplink message.
390 390  
400 +If payload >> 2 = 0x31  **~-~->**  means MOD=31, this message is a reply message for polling, this message contains the alarm settings. see [[this link>>path:#HPolltheAlarmsettings:]] for detail.
391 391  
392 -==== (% style="color:#4472c4" %)**Food temperature**(%%) ====
393 393  
394 -Because the food temperature data is a little-endian sequence, the order of the front and back bytes needs to be swapped during decoding.
403 +(% class="wikigeneratedid" id="HBoxBat" %)
404 +(% style="color:#4472c4" %)**BoxBat**
395 395  
396 -**Example**:
406 +Sensor Battery Level.
397 397  
398 -If payload is: D300H = 00D3H, temp = 00D3H /10 = 21.1 degree
408 +Ex1: 0x0B45 = 2885mV
399 399  
400 -If payload is: 3FFFH  = FF3F , temp = (FF3FH - 65536)/10 = -19.3 degrees.
410 +Ex2: 0x0B49 = 2889mV
401 401  
402 402  
403 -==== (% style="color:#4472c4" %)**Ambient temperature**(%%) ====
413 +(% style="color:#4472c4" %)**Food temperature**
404 404  
405 -Because the food temperature data is a little-endian sequence, the order of the front and back bytes needs to be swapped during decoding.
406 -
407 407  **Example**:
408 408  
409 -If payload is: D200H = 00D2H, temp = 00D2H /10 = 21.0 degree
417 +If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
410 410  
411 -If payload is: 3FFFH  = FF3F , temp = (FF3FH - 65536)/10 = -19.3 degrees.
419 +If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
412 412  
421 +(FF3F & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
413 413  
414 414  
415 -== 2.4 Bluetoothe Broadcast Payload ==
424 +(% style="color:#4472c4" %)**Ambient temperature**
416 416  
417 -=== 2.4.1 Scanning Tools ===
426 +**Example**:
418 418  
419 -Scan and obtain DMT01 device broadcast data through a third-party mobile phone app (such as nRF Connect)
428 +If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
420 420  
421 -Example：
430 +If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
422 422  
423 -Note: The following data is obtained through the **nRF Connect tool**.
432 +(FF3F & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
424 424  
425 -[[image:1754305290140-806.jpg||height="680" width="432"]]
426 426  
427 427  
428 428  
437 +== 2.4 Bluetoothe Broadcast Payload ==
429 429  
430 430  
431 431  
432 432  
442 +
433 433  = 3. Configure DMT01  ~-~- 需要修改 =
434 434  
435 435  == 3.1 Configure Methods ==
1754305091443-355.jpg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.ting
Size
... ... @@ -1,1 +1,0 @@
1 -408.8 KB
Content
1754305290140-806.jpg
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.ting
Size
... ... @@ -1,1 +1,0 @@
1 -133.1 KB
Content