Last modified by Mengting Qiu on 2024/04/30 14:27
<
From version < 57.8 >
edited by Xiaoling
on 2022/05/23 14:08
To version < 58.2 >
edited by Xiaoling
on 2022/05/23 14:45
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -192,16 +192,44 @@
192 192  
193 193  
194 194  (% border="1" style="background-color:#ffffcc; color:green; width:428px" %)
195 -|(% style="width:106px" %)**Size(bytes)**|(% style="width:46px" %)**2**|(% style="width:104px" %)**2**|(% style="width:80px" %)**2**|(% style="width:51px" %)**1**|(% style="width:35px" %)**4**
196 -|(% style="width:106px" %)**Value**|(% style="width:46px" %)[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]|(% style="width:104px" %)(((
195 +|(% style="width:106px" %)(((
196 +**Size(bytes)**
197 +)))|(% style="width:46px" %)(((
198 +**2**
199 +)))|(% style="width:104px" %)(((
200 +**2**
201 +)))|(% style="width:80px" %)(((
202 +**2**
203 +)))|(% style="width:51px" %)(((
204 +**1**
205 +)))|(% style="width:35px" %)(((
206 +**4**
207 +)))
208 +|(% style="width:106px" %)(((
209 +**Value**
210 +)))|(% style="width:46px" %)(((
211 +[[BAT>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.2BAT-BatteryInfo]]
212 +)))|(% style="width:104px" %)(((
213 +(((
197 197  [[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
215 +)))
198 198  
217 +(((
199 199  [[Temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
219 +)))
200 200  )))|(% style="width:80px" %)(((
221 +(((
201 201  [[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
223 +)))
202 202  
225 +(((
203 203  [[Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
204 -)))|(% style="width:51px" %)[[Ext>>path:#Extension_Sensor]] #|(% style="width:35px" %)[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
227 +)))
228 +)))|(% style="width:51px" %)(((
229 +[[Ext>>path:#Extension_Sensor]] #
230 +)))|(% style="width:35px" %)(((
231 +[[Ext value>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]
232 +)))
205 205  
206 206  * The First 6 bytes: has fix meanings for every LHT65N.
207 207  * The 7th byte (EXT #): defines the external sensor model.
... ... @@ -222,18 +222,38 @@
222 222  These two bytes of BAT include the battery state and the actually voltage
223 223  
224 224  (% border="1" style="background-color:#ffffcc; color:green; width:502px" %)
225 -|(% style="width:75px" %)Bit(bit)|(% style="width:259px" %)[15:14]|(% style="width:164px" %)[13:0]
226 -|(% style="width:75px" %)Value|(% style="width:259px" %)(((
253 +|(% style="width:75px" %)(((
254 +Bit(bit)
255 +)))|(% style="width:259px" %)(((
256 +[15:14]
257 +)))|(% style="width:164px" %)(((
258 +[13:0]
259 +)))
260 +|(% style="width:75px" %)(((
261 +Value
262 +)))|(% style="width:259px" %)(((
263 +(((
227 227  BAT Status
265 +)))
228 228  
267 +(((
229 229  00(b): Ultra Low ( BAT <= 2.50v)
269 +)))
230 230  
271 +(((
231 231  01(b): Low  (2.50v <=BAT <= 2.55v)
273 +)))
232 232  
275 +(((
233 233  10(b): OK   (2.55v <= BAT <=2.65v)
277 +)))
234 234  
279 +(((
235 235  11(b): Good   (BAT >= 2.65v)
236 -)))|(% style="width:164px" %)Actually BAT voltage
281 +)))
282 +)))|(% style="width:164px" %)(((
283 +Actually BAT voltage
284 +)))
237 237  
238 238  [[image:image-20220522235639-1.png||height="139" width="727"]]
239 239  
... ... @@ -294,8 +294,8 @@
294 294  
295 295  Timestamp mode is designed for LHT65N with E3 probe, it will send the uplink payload with Unix timestamp. With the limitation of 11 bytes (max distance of AU915/US915/AS923 band), the time stamp mode will be lack of BAT voltage field, instead, it shows the battery status. The payload is as below:
296 296  
297 -(% border="1" style="background-color:#ffffcc; color:green; width:533px" %)
298 -|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:75px" %)**4**
345 +(% border="1" style="background-color:#ffffcc; color:green; width:541px" %)
346 +|(% style="width:96px" %)**Size(bytes)**|(% style="width:71px" %)**2**|(% style="width:69px" %)**2**|(% style="width:88px" %)**2**|(% style="width:69px" %)**1**|(% style="width:85px" %)**4**
299 299  |(% style="width:96px" %)**Value**|(% style="width:71px" %)[[External temperature>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.2SetExternalSensorMode]]|(% style="width:69px" %)(((
300 300  [[Built-In>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
301 301  
... ... @@ -306,17 +306,15 @@
306 306  [[Built-in>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
307 307  
308 308  [[Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
309 -)))|(% style="width:69px" %)Status & Ext|(% style="width:75px" %)(((
310 -[[Unix>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
311 -
312 -[[Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
357 +)))|(% style="width:69px" %)Status & Ext|(% style="width:85px" %)(((
358 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H4.1SetTransmitIntervalTime]]
313 313  )))
314 314  
315 315  * **Battery status & (% class="wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink wikiinternallink" %)Built-in Humidity(%%)**
316 316  
317 -(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
318 -|Bit(bit)|(% style="width:280px" %)[15:14]|(% style="width:136px" %)[11:0]
319 -|Value|(% style="width:280px" %)(((
363 +(% border="1" style="background-color:#ffffcc; color:green; width:469px" %)
364 +|(% style="width:65px" %)Bit(bit)|(% style="width:267px" %)[15:14]|(% style="width:134px" %)[11:0]
365 +|(% style="width:65px" %)Value|(% style="width:267px" %)(((
320 320  BAT Status
321 321  
322 322  00(b): Ultra Low ( BAT <= 2.50v)
... ... @@ -326,7 +326,7 @@
326 326  10(b): OK   (2.55v <= BAT <=2.65v)
327 327  
328 328  11(b): Good   (BAT >= 2.65v)
329 -)))|(% style="width:136px" %)(((
375 +)))|(% style="width:134px" %)(((
330 330  [[Built-in Humidity>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
331 331  
332 332  
... ... @@ -334,9 +334,9 @@
334 334  
335 335  * **Status & Ext Byte**
336 336  
337 -(% border="1" style="background-color:#ffffcc; color:green; width:732px" %)
338 -|(% style="width:128px" %)**Bits**|(% style="width:102px" %)**7**|(% style="width:145px" %)**6**|(% style="width:117px" %)**5**|(% style="width:147px" %)**4**|(% style="width:90px" %)**[3:0]**
339 -|(% style="width:128px" %)**Status & Ext**|(% style="width:102px" %)Not Defined|(% style="width:145px" %)Poll Message Flag|(% style="width:117px" %)Sync time OK|(% style="width:147px" %)Unix Time Request|(% style="width:90px" %)(((
383 +(% border="1" style="background-color:#ffffcc; color:green; width:587px" %)
384 +|(% style="width:109px" %)**Bits**|(% style="width:105px" %)**7**|(% style="width:105px" %)**6**|(% style="width:82px" %)**5**|(% style="width:84px" %)**4**|(% style="width:97px" %)**[3:0]**
385 +|(% style="width:109px" %)**Status & Ext**|(% style="width:105px" %)Not Defined|(% style="width:105px" %)Poll Message Flag|(% style="width:82px" %)Sync time OK|(% style="width:84px" %)Unix Time Request|(% style="width:97px" %)(((
340 340  Ext:0b(1001)
341 341  )))
342 342  
... ... @@ -371,7 +371,7 @@
371 371  
372 372  [[image:image-20220523000825-9.png||height="366" width="392"]]
373 373  
374 -[[image:image-20220523000825-10.png||height="432" width="762"]]
420 +[[image:image-20220523000825-10.png||height="413" width="728"]]
375 375  
376 376  == 2.6 Datalog Feature ==
377 377  
... ... @@ -392,46 +392,68 @@
392 392  Below is the converter example
393 393  )))
394 394  
395 -[[image:image-20220523001219-12.png||height="302" width="730"]]
441 +[[image:image-20220523001219-12.png||height="298" width="720"]]
396 396  
397 397  So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
398 398  
399 -
400 400  === 2.6.2 Set Device Time ===
401 401  
447 +(((
402 402  There are two ways to set device’s time:
449 +)))
403 403  
451 +(((
404 404  **~1. Through LoRaWAN MAC Command (Default settings)**
453 +)))
405 405  
455 +(((
406 406  User need to set SYNCMOD=1 to enable sync time via MAC command.
457 +)))
407 407  
459 +(((
408 408  Once LHT65N Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to LHT65N. If LHT65N fails to get the time from the server, LHT65N will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
461 +)))
409 409  
463 +(((
410 410  Note: LoRaWAN Server need to support LoRaWAN v1.0.3(MAC v1.0.3) or higher to support this MAC command feature, Chirpstack,TTN V3 v3 and loriot support but TTN V3 v2 doesn’t support. If server doesn’t support this command, it will through away uplink packet with this command, so user will lose the packet with time request for TTN V3 v2 if SYNCMOD=1.
465 +)))
411 411  
467 +(((
468 +
469 +)))
412 412  
471 +(((
413 413  **2. Manually Set Time**
473 +)))
414 414  
475 +(((
415 415  User needs to set SYNCMOD=0 to manual time, otherwise, the user set time will be overwritten by the time set by the server.
477 +)))
416 416  
417 -
418 418  === 2.6.3 Poll sensor value ===
419 419  
420 420  User can poll sensor value based on timestamps from the server. Below is the downlink command.
421 421  
422 422  
423 -(% border="1" style="width:454px" %)
424 -|(% style="width:69px" %)1byte|(% style="width:129px" %)4bytes|(% style="width:134px" %)4bytes|(% style="width:119px" %)1byte
425 -|(% style="width:69px" %)31|(% style="width:129px" %)Timestamp start|(% style="width:134px" %)Timestamp end|(% style="width:119px" %)Uplink Interval
484 +(% border="1" style="background-color:#ffffcc; color:green; width:427px" %)
485 +|(% style="width:61px" %)1byte|(% style="width:126px" %)4bytes|(% style="width:120px" %)4bytes|(% style="width:115px" %)1byte
486 +|(% style="width:61px" %)31|(% style="width:126px" %)Timestamp start|(% style="width:120px" %)Timestamp end|(% style="width:115px" %)Uplink Interval
426 426  
488 +(((
427 427  Timestamp start and Timestamp end use Unix TimeStamp format as mentioned above. Devices will reply with all data log during this time period, use the uplink interval.
490 +)))
428 428  
492 +(((
493 +For example, downlink command **31 5FC5F350 5FC6 0160 05**
494 +)))
429 429  
430 -For example, downlink command 31 5FC5F350 5FC6 0160 05
431 -
496 +(((
432 432  Is to check 2020/12/1 07:40:00 to 2020/12/1 08:40:00’s data
498 +)))
433 433  
500 +(((
434 434  Uplink Internal =5s，means LHT65N will send one packet every 5s. range 5~~255s.
502 +)))
435 435  
436 436  
437 437  === 2.6.4 Datalog Uplink payload ===
... ... @@ -438,52 +438,66 @@
438 438  
439 439  The Datalog poll reply uplink will use below payload format.
440 440  
509 +(((
510 +**Retrieval data payload**
511 +)))
441 441  
442 -Retrieval data payload
513 +(% border="1" style="background-color:#ffffcc; color:green; width:615px" %)
514 +|(% style="width:94px" %)**Size(bytes)**|(% style="width:106px" %)**2**|(% style="width:132px" %)**2**|(% style="width:62px" %)**2**|(% style="width:98px" %)**1**|(% style="width:83px" %)**4**
515 +|(% style="width:94px" %)**Value**|(% style="width:106px" %)[[External sensor data>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.6Extvalue]]|(% style="width:132px" %)(((
516 +[[Built-In Temperature >>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.3Built-inTemperature]]
517 +)))|(% style="width:62px" %)(((
518 +[[Built-in>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]][[ Humidity>>http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.4.4Built-inHumidity]]
519 +)))|(% style="width:98px" %)[[Poll message flag & Ext>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.4DatalogUplinkpayload]]|(% style="width:83px" %)(((
520 +[[Unix Time Stamp>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/#H2.6.1UnixTimeStamp]]
443 443  
444 -(% border="1" %)
445 -|**Size(bytes)**|**2**|**2**|**2**|**1**|**4**
446 -|**Value**|[[External sensor data>>path:#Extension_sensor_value]]|(((
447 -[[Built-In>>path:#SHT20_Temperature]]
448 -
449 -[[Temperature>>path:#SHT20_Temperature]]
450 -)))|(((
451 -[[Built-in>>path:#SHT20_Humidity]]
452 -
453 -[[Humidity>>path:#SHT20_Humidity]]
454 -)))|[[Poll message flag & Ext>>path:#Poll_EXT]]|(((
455 -[[Unix Time Stamp>>path:#Unix_Time_Stamp]]
456 -
457 457  
458 458  )))
459 459  
460 -Poll message flag & Ext
525 +**Poll message flag & Ext**
461 461  
462 -
463 -(% border="1" %)
464 -|**Bits**|**7**|**6**|**5**|**4**|**[3:0]**
465 -|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|(((
527 +(% border="1" style="background-color:#ffffcc; color:green; width:542px" %)
528 +|(% style="width:81px" %)**Bits**|(% style="width:100px" %)**7**|(% style="width:114px" %)**6**|(% style="width:85px" %)**5**|(% style="width:85px" %)**4**|(% style="width:77px" %)**[3:0]**
529 +|(% style="width:81px" %)**Status & Ext**|(% style="width:100px" %)Not Defined|(% style="width:114px" %)Poll Message Flag|(% style="width:85px" %)Sync time OK|(% style="width:85px" %)Unix Time Request|(% style="width:77px" %)(((
466 466  Ext:
467 467  
468 468  0b(1001)
469 469  )))
470 470  
535 +(((
471 471  Poll Message Flag: 1: This message is a poll message reply.
537 +)))
472 472  
473 -* Poll Message Flag is set to 1.
474 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
539 +* (((
540 +Poll Message Flag is set to 1.
541 +)))
542 +* (((
543 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
544 +)))
475 475  
546 +(((
476 476  For example, in US915 band, the max payload for different DR is:
548 +)))
477 477  
478 -a)      DR0: max is 11 bytes so one entry of data
550 +(((
551 +a) DR0: max is 11 bytes so one entry of data
552 +)))
479 479  
480 -b)      DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
554 +(((
555 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
556 +)))
481 481  
482 -c)      DR2: total payload includes 11 entries of data
558 +(((
559 +c) DR2: total payload includes 11 entries of data
560 +)))
483 483  
484 -d)      DR3: total payload includes 22 entries of data.
562 +(((
563 +d) DR3: total payload includes 22 entries of data.
564 +)))
485 485  
566 +(((
486 486  If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0   
568 +)))
487 487  
488 488  
489 489  **Example:**
... ... @@ -490,6 +490,19 @@
490 490  
491 491  If LHT65N has below data inside Flash:
492 492  
575 +[[image:image-20220523144455-1.png||height="335" width="735"]]
576 +
577 +(% border="1" style="background-color:#ffffcc; color:green; width:741px" %)
578 +|(% style="width:103px" %)Flash Addr|(% style="width:149px" %)Unix Time|(% style="width:14px" %)Ext|(% style="width:105px" %)BAT voltage|(% style="width:352px" %)Value
579 +|(% style="width:103px" %)80196E0|(% style="width:149px" %)21/1/19 04:27:03|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
580 +|(% style="width:103px" %)80196F0|(% style="width:149px" %)21/1/19 04:28:57|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.90 sht_hum=33.1 ds_temp=327.67
581 +|(% style="width:103px" %)8019700|(% style="width:149px" %)21/1/19 04:30:30|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.81 sht_hum=33.4 ds_temp=327.67
582 +|(% style="width:103px" %)8019710|(% style="width:149px" %)21/1/19 04:40:30|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.65 sht_hum=33.7 ds_temp=327.67
583 +|(% style="width:103px" %)8019720|(% style="width:149px" %)21/1/19 04:50:30|(% style="width:14px" %)1|(% style="width:105px" %)3147|(% style="width:352px" %)sht_temp=21.55 sht_hum=34.1 ds_temp=327.67
584 +|(% style="width:103px" %)8019730|(% style="width:149px" %)21/1/19 05:00:30|(% style="width:14px" %)1|(% style="width:105px" %)3149|(% style="width:352px" %)sht_temp=21.50 sht_hum=34.1 ds_temp=327.67
585 +|(% style="width:103px" %)8019740|(% style="width:149px" %)21/1/19 05:10:30|(% style="width:14px" %)1|(% style="width:105px" %)3149|(% style="width:352px" %)sht_temp=21.43 sht_hum=34.6 ds_temp=327.67
586 +|(% style="width:103px" %)8019750|(% style="width:149px" %)21/1/19 05:20:30|(% style="width:14px" %)1|(% style="width:105px" %)3151|(% style="width:352px" %)sht_temp=21.35 sht_hum=34.9 ds_temp=327.67
587 +
493 493  Flash Addr   |Unix Time | Ext | BAT voltage|  Value                  
494 494  
495 495  80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
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