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Changes for page DMT01

Last modified by Mengting Qiu on 2025/08/11 18:25
From version 46.3
edited by Mengting Qiu
on 2025/08/04 17:45
Change comment: There is no comment for this version
To version 45.1
edited by Mengting Qiu
on 2025/08/04 17:24
Change comment: Uploaded new attachment "1754299464263-797.png", version {1}

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Content
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269 269  
270 270  == 2.3 LoRaWAN Payload ==
271 271  
272 -=== 2.3.1 Device Status, FPORT~=5 ===
273 273  
274 274  
275 -Users can use the downlink command(**0x26 01**) to ask DMT01 to send device configure detail, include device configure status. DMT01 will uplink a payload via FPort=5 to server.
276 -
277 -The Payload format is as below.
278 -
279 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
280 -|(% colspan="6" style="background-color:#4f81bd; color:white" %)**Device Status (FPORT=5)**
281 -|(% style="width:103px" %)**Size (bytes)**|(% style="width:91px" %)**1**|(% style="width:98px" %)**2**|(% style="width:103px" %)**1**|(% style="width:112px" %)**1**
282 -|(% style="width:103px" %)Value|(% style="width:91px" %)Sensor Model|(% style="width:98px" %)Firmware Version|(% style="width:103px" %)Frequency Band|(% style="width:112px" %)Sub-band
283 -
284 -Example in TTN:
285 -
286 -[[image:1754299464263-797.png||height="274" width="1384"]]
287 -
288 -
289 -(% style="color:#037691" %)**Sensor Model**(%%): For DMT01, this value is 0x4B
290 -
291 -(% style="color:#037691" %)**Firmware Version**(%%): 0x0101, Means: v1.0.1 version
292 -
293 -(% style="color:#037691" %)**Frequency Band**(%%):
294 -
295 -0x01: EU868
296 -
297 -0x02: US915
298 -
299 -0x03: IN865
300 -
301 -0x04: AU915
302 -
303 -0x05: KZ865
304 -
305 -0x06: RU864
306 -
307 -0x07: AS923
308 -
309 -0x08: AS923-1
310 -
311 -0x09: AS923-2
312 -
313 -0x0a: AS923-3
314 -
315 -0x0b: CN470
316 -
317 -0x0c: EU433
318 -
319 -0x0d: KR920
320 -
321 -0x0e: MA869
322 -
323 -(% style="color:#037691" %)**Sub-Band**(%%):
324 -
325 -AU915 and US915:value 0x00 ~~ 0x08
326 -
327 -CN470: value 0x0B ~~ 0x0C
328 -
329 -Other Bands: Always 0x00
330 -
331 -
332 -=== 2.3.2  Sensor Data. FPORT~=2 ===
333 -
334 -
335 -Sensor Data is uplink via FPORT=2
336 -
337 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:500px" %)
338 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
339 -**Size(bytes)**
340 -)))|=(% style="width: 40px;background-color:#4F81BD;color:white" %)2|=(% style="width: 90px;background-color:#4F81BD;color:white" %)4|=(% style="width: 150px; background-color: #4F81BD;color:white" %)1|=(% style="width: 80px; background-color: #4F81BD;color:white" %)**2**|=(% style="width: 80px; background-color: #4F81BD;color:white" %)2
341 -|(% style="width:99px" %)Value|(% style="width:69px" %)(((
342 - BoxBat
343 -
344 -
345 -)))|(% style="width:130px" %)DevMode|(% style="width:194px" %)MACaddr|(% style="width:106px" %)ProbeBat|(% style="width:97px" %)(((
346 -Food temperature
347 -)))
348 -
349 -[[image:image-20230524144456-2.png||height="180" width="1142"]]
350 -
351 -
352 -==== (% style="color:#4472c4" %)**Battery**(%%) ====
353 -
354 -Sensor Battery Level.
355 -
356 -Ex1: 0x0B45 = 2885mV
357 -
358 -Ex2: 0x0B49 = 2889mV
359 -
360 -
361 -==== (% style="color:#4472c4" %)**Temperature**(%%) ====
362 -
363 -**Example**:
364 -
365 -If payload is: 0105H:  (0105 & 8000 == 0), temp = 0105H /10 = 26.1 degree
366 -
367 -If payload is: FF3FH :  (FF3F & 8000 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
368 -
369 -(FF3F & 8000:Judge whether the highest bit is 1, when the highest bit is 1, it is negative)
370 -
371 -
372 -==== (% style="color:#4472c4" %)**Humidity**(%%) ====
373 -
374 -Read:0x(0197)=412    Value:  407 / 10=40.7, So 40.7%
375 -
376 -
377 -==== (% style="color:#4472c4" %)**Alarm Flag & MOD & Level of PA8**(%%) ====
378 -
379 -**Example:**
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 -
383 -If payload & 0x01 = 0x00  **~-~->** This is a normal uplink message, no alarm.
384 -
385 -If payload & 0x80>>7 = 0x01  **~-~->** The PA8 is low level.
386 -
387 -If payload & 0x80>>7 =0x00  **~-~->** The PA8 is high level.
388 -
389 -If payload >> 2 = 0x00  **~-~->**  means MOD=1, This is a sampling uplink message.
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 -
393 -
394 -
395 395  == 2.4 Bluetoothe Broadcast Payload ==
396 396  
397 397