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Changes for page DMT01

Last modified by Xiaoling on 2025/08/16 17:21
From version 48.8
edited by Mengting Qiu
on 2025/08/04 18:09
Change comment: There is no comment for this version
To version 52.4
edited by Mengting Qiu
on 2025/08/04 19:02
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -349,10 +349,8 @@
349 349  [[image:1754300947187-648.png||height="641" width="1351"]]
350 350  
351 351  
352 -01C12309250F1A6446D300D200D300D200D300D200D300D200D300D200D300D200D300D200D300D200D300D200D300D200
353 353  
354 -(% class="wikigeneratedid" id="HUnittimestamp" %)
355 -(% style="color:#4472c4" %)**Unit timestamp**
353 +==== (% style="color:#4472c4" %)**Unit timestamp**(%%) ====
356 356  
357 357  Unit TimeStamp Example: 689085D7(H) = 1754301911(D)
358 358  
... ... @@ -359,72 +359,74 @@
359 359  Put the decimal value into this link([[https:~~/~~/www.epochconverter.com)>>https://www.epochconverter.com]])to get the time.
360 360  
361 361  
362 -(% class="wikigeneratedid" id="HDevMode" %)
363 -(% style="color:#4472c4" %)**DevMode**
360 +==== (% style="color:#4472c4" %)**DevMode**(%%) ====
364 364  
365 -Example：
362 +**Example**：
366 366  
367 -if payload is 0x01:
364 +If payload is 0x01: BLE_LoRa
368 368  
366 +If payload is 0x02: LoRa
369 369  
370 -(% class="wikigeneratedid" id="HMACaddr" %)
371 -(% style="color:#4472c4" %)**MACaddr**
368 +If payload is 0x03: BLE
372 372  
373 -Read:0x(0197)=412    Value:  407 / 10=40.7, So 40.7%
374 374  
371 +==== (% style="color:#4472c4" %)**MACaddr**(%%) ====
375 375  
376 -(% class="wikigeneratedid" id="HProbeBat" %)
377 -(% style="color:#4472c4" %)**ProbeBat**
373 +**Example**:
378 378  
375 +If the payload is C12309250F1A, the MACaddr is C12309250F1A
376 +
377 +
378 +==== (% style="color:#4472c4" %)**ProbeBat**(%%) ====
379 +
379 379  **Example:**
380 380  
381 -If payload & 0x01 = 0x01  **~-~->** This is an Alarm Message.It means that the temperature and humidity exceed the alarm value or trigger an interrupt.
382 +If payload is 0x64 = 100%
382 382  
383 -If payload & 0x01 = 0x00  **~-~->** This is a normal uplink message, no alarm.
384 384  
385 -If payload & 0x80>>7 = 0x01  **~-~->** The PA8 is low level.
385 +==== (% style="color:#4472c4" %)**BoxBat**(%%) ====
386 386  
387 -If payload & 0x80>>7 =0x00  **~-~->** The PA8 is high level.
387 +**Example:**
388 388  
389 -If payload >> 2 = 0x00  **~-~->**  means MOD=1, This is a sampling uplink message.
389 +If payload is 0x46 = 70%
390 390  
391 -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.
392 392  
392 +==== (% style="color:#4472c4" %)**Food temperature**(%%) ====
393 393  
394 -(% class="wikigeneratedid" id="HBoxBat" %)
395 -(% style="color:#4472c4" %)**BoxBat**
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.
396 396  
397 -Sensor Battery Level.
396 +**Example**:
398 398  
399 -Ex1: 0x0B45 = 2885mV
398 +If payload is: D300H = 00D3H, temp = 00D3H /10 = 21.1 degree
400 400  
401 -Ex2: 0x0B49 = 2889mV
400 +If payload is: 3FFFH  = FF3F , temp = (FF3FH - 65536)/10 = -19.3 degrees.
402 402  
403 403  
404 -(% style="color:#4472c4" %)**Food temperature**
403 +==== (% style="color:#4472c4" %)**Ambient temperature**(%%) ====
405 405  
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 +
406 406  **Example**:
407 407  
408 -If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
409 +If payload is: D200H = 00D2H, temp = 00D2H /10 = 21.0 degree
409 409  
410 -If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
411 +If payload is: 3FFFH  = FF3F , temp = (FF3FH - 65536)/10 = -19.3 degrees.
411 411  
412 -(FF3F & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
413 413  
414 414  
415 -(% style="color:#4472c4" %)**Ambient temperature**
415 +== 2.4 Bluetoothe Broadcast Payload ==
416 416  
417 -**Example**:
417 +=== 2.4.1 Scanning Tools ===
418 418  
419 -If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
419 +Scan and obtain DMT01 device broadcast data through a third-party mobile phone app (such as nRF Connect)
420 420  
421 -If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
421 +Example：
422 422  
423 -(FF3F & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
423 +Note: The following data is obtained through the **nRF Connect tool**.
424 424  
425 +[[image:1754305290140-806.jpg||height="680" width="432"]]
425 425  
426 426  
427 -== 2.4 Bluetoothe Broadcast Payload ==
428 428  
429 429  
430 430  
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