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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 171.2
edited by Mengting Qiu
on 2023/12/12 11:46
Change comment: There is no comment for this version
To version 171.1
edited by Mengting Qiu
on 2023/12/12 11:11
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -276,9 +276,9 @@
276 276  
277 277  (% style="color:blue" %)**Sensor State:**
278 278  
279 -Ex1: 0x00: Distance Reading is valid
279 +Ex1: 0x00: Normal collection distance
280 280  
281 -Ex2: 0x0x: Distance Reading is invalid
281 +Ex2: 0x0x: Distance collection is wrong
282 282  
283 283  
284 284  (% style="color:blue" %)**Interrupt Count:**
... ... @@ -355,19 +355,19 @@
355 355  
356 356  (% style="color:red" %)**DO:**
357 357  
358 -Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
358 +When the distance exceeds the set threshold, pull the Do pin high.
359 359  
360 -(% style="color:red" %)**Threshold Flag for Alarm:**
360 +(% style="color:red" %)**Limit flag:**
361 361  
362 362  Mode for setting threshold: **0~~3**
363 363  
364 -**0:** Distance limit range is not enabled, alarm:0.
364 +**0:** does not use upper and lower limits
365 365  
366 -**1:** Trigger Alarm if distance exceed the range between lower and upper.
366 +**1:** Use upper and lower limits
367 367  
368 -**2:** Trigger Alarm if distance smaller than the upper limit.
368 +**2:** Less than the upper limit
369 369  
370 -**3: **Trigger Alarm if distance bigger than the lower limit .
370 +**3: **Greater than the lower limit
371 371  
372 372  
373 373  (% style="color:blue" %)**Distance:**
... ... @@ -389,18 +389,14 @@
389 389  
390 390  (% style="color:blue" %)**Upper limit:**
391 391  
392 -Show the pre-set upper limit in Hex, Unit: mm.
392 +The upper limit of the threshold cannot exceed 2000mm.
393 393  
394 -Ex: 01F4(H)=500mm
395 395  
396 -
397 397  (% style="color:blue" %)**Lower limit:**
398 398  
399 -Show the pre-set lower limit in Hex, Unit: mm.
397 +The lower limit of the threshold cannot be less than 3mm.
400 400  
401 -Ex: 0xF4(H)=244mm
402 402  
403 -
404 404  * **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
405 405  
406 406  Continuous measurement, detect and count people or things passing by in distance limit mode.
... ... @@ -459,9 +459,9 @@
459 459  
460 460  (% style="color:red" %)**Do:**
461 461  
462 -Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
458 +When the distance exceeds the set threshold, pull the Do pin high.
463 463  
464 -(% style="color:red" %)**Threshold Flag for Alarm:**
460 +(% style="color:red" %)**Limit flag:**
465 465  
466 466  Mode for setting threshold: **0~~3**
467 467  
... ... @@ -491,18 +491,14 @@
491 491  
492 492  (% style="color:blue" %)**Upper limit:**
493 493  
494 -Show the pre-set upper limit in Hex, Unit: mm.
490 +The upper limit of the threshold cannot exceed 2000mm.
495 495  
496 -Ex: 01F4(H)=500mm
497 497  
498 -
499 499  (% style="color:blue" %)**Lower limit:**
500 500  
501 -Show the pre-set lower limit in Hex, Unit: mm.
495 +The lower limit of the threshold cannot be less than 3mm.
502 502  
503 -Ex: 0xF4(H)=244mm
504 504  
505 -
506 506  == 2.4 Decode payload in The Things Network ==
507 507  
508 508