Last modified by Mengting Qiu on 2023/12/14 11:15

From version 171.1
edited by Mengting Qiu
on 2023/12/12 11:11
Change comment: There is no comment for this version
To version 159.1
edited by Mengting Qiu
on 2023/12/09 18:03
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -49,6 +49,7 @@
49 49  
50 50  == 1.3 Specification ==
51 51  
52 +
52 52  (% style="color:#037691" %)**LiDAR Sensor:**
53 53  
54 54  * Operation Temperature: -40 ~~ 80 °C
... ... @@ -64,7 +64,7 @@
64 64  
65 65  (% style="color:#037691" %)**Battery Power Mode:**
66 66  
67 -* Idle: 3uA @ 3.3v
68 +* Idle: 0.003 mA @ 3.3v
68 68  * Max : 360 mA
69 69  
70 70  (% style="color:#037691" %)**Continuously mode**:
... ... @@ -72,21 +72,6 @@
72 72  * Idle: 21 mA @ 3.3v
73 73  * Max : 360 mA
74 74  
75 -== 1.5 Use Case ==
76 -
77 -(% class="mark" %)**Regular Distance Detect**
78 -
79 -[[image:image-20231211220922-1.png||height="352" width="605"]]
80 -
81 -
82 -(% class="mark" %)**Counting / Alarm**
83 -
84 -[[image:image-20231211221253-2.png]]
85 -
86 -
87 -[[image:image-20231211221436-3.png]]
88 -
89 -
90 90  = 2. Configure DS20L to connect to LoRaWAN network =
91 91  
92 92  == 2.1 How it works ==
... ... @@ -126,7 +126,7 @@
126 126  
127 127  
128 128  
129 -=== Step 2: Activate DS20L ===
115 +=== Step 2: Activate on DS20L ===
130 130  
131 131  [[image:image-20231128133704-1.png||height="189" width="441"]]
132 132  
... ... @@ -134,7 +134,7 @@
134 134  
135 135  The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
136 136  
137 -The switch is switched to (% style="color:blue" %)**I** (%%)and DS20L will be power by the built-in battery.
123 +The switch is switched to (% style="color:blue" %)**I** (%%)and the motherboard battery is used for power supply.
138 138  
139 139  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
140 140  
... ... @@ -219,27 +219,12 @@
219 219  
220 220  Regularly detect distance and report. When the distance exceeds the limit, the alarm flag is set to 1, and the report can be triggered by external interrupts.
221 221  
222 -**Uplink Payload totals 10 bytes.**
208 +Uplink Payload totals 10 bytes.
223 223  
224 224  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
225 -|(% style="background-color:#4f81bd; color:White; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:White; width:30px" %)**2**|(% style="background-color:#4f81bd; color:White; width:130px" %)**1**|(% style="background-color:#4f81bd; color:White; width:70px" %)**2**|(% style="background-color:#4f81bd; color:White; width:100px" %)**1**|(% style="background-color:#4f81bd; color:White; width:120px" %)**4**
226 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+ Alarm+ Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count
211 +|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:30px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:100px" %)**1**|(% style="background-color:#4f81bd; color:white; width:120px" %)**4**
212 +|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+ Alarm+Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count
227 227  
228 -**MOD+ Alarm+ Interrupt:**
229 -
230 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:400px" %)
231 -|(% style="background-color:#4f81bd; color:White; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:White; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:White; width:70px" %)**bit5**|(% style="background-color:#4f81bd; color:White; width:120px" %)**bit4**
232 -|(% style="width:80px" %)Value|(% style="width:80px" %)MOD|(% style="width:89px" %)Digital Interrupt
233 - |(% style="width:167px" %)(((
234 -Distance Alarm
235 -
236 -0: No Alarm;
237 -
238 -1: Alarm
239 -)))
240 -
241 -Example parse in TTNv3
242 -
243 243  [[image:image-20231209152917-1.png||height="300" width="1172"]]
244 244  
245 245  (% style="color:blue" %)**Battery Info:**
... ... @@ -278,10 +278,10 @@
278 278  
279 279  Ex1: 0x00: Normal collection distance
280 280  
281 -Ex2: 0x0x: Distance collection is wrong
252 +Ex2 0x0x: Distance collection is wrong
282 282  
283 283  
284 -(% style="color:blue" %)**Interrupt Count:**
255 +(% style="color:blue" %)**Interript Count:**
285 285  
286 286  If payload is:000007D0H: count = 07D0H =2000
287 287  
... ... @@ -298,46 +298,12 @@
298 298  * **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
299 299  
300 300  (% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
301 -Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm.
272 +Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm. Uplink Payload totals 9 bytes.
302 302  
303 -(% class="wikigeneratedid" %)
304 -**Uplink Payload totals 9 bytes.**
305 -
306 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
274 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
307 307  |(% style="background-color:#4f81bd; color:white; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:130px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
308 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
276 +|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
309 309  
310 -**MOD+DO+ Alarm+ Do flag+ Limit flag:**
311 -
312 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
313 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
314 -|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
315 -(((
316 -DO
317 -)))
318 -
319 -(((
320 -0:Within limit
321 -
322 -1:Out of limit
323 -)))
324 -)))|(% style="width:73px" %)(((
325 -Alarm
326 -
327 -0: No Alarm;
328 -
329 -1: Alarm
330 -)))|(% style="width:150px" %)(((
331 -DO flag
332 -
333 -0:the over-limit alarm mode
334 -
335 -1:the person or object count mode
336 -)))|(% style="width:103px" %)Limit flag
337 -(0~~3)
338 -
339 -Example parse in TTNv3
340 -
341 341  [[image:image-20231209171127-3.png||height="374" width="1209"]]
342 342  
343 343  (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
... ... @@ -353,7 +353,7 @@
353 353  
354 354  When the detection distance exceeds the limit, the alarm flag is set to 1.
355 355  
356 -(% style="color:red" %)**DO:**
293 +(% style="color:red" %)**Do:**
357 357  
358 358  When the distance exceeds the set threshold, pull the Do pin high.
359 359  
... ... @@ -374,19 +374,7 @@
374 374  
375 375   Actual sampling distance values.
376 376  
377 -**Example:**
378 378  
379 -**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
380 -
381 -The distance is detected every 120ms.
382 -
383 -When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
384 -
385 -When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
386 -
387 -If payload is: 0708H: distance = 0708H = 1800 mm
388 -
389 -
390 390  (% style="color:blue" %)**Upper limit:**
391 391  
392 392  The upper limit of the threshold cannot exceed 2000mm.
... ... @@ -401,100 +401,11 @@
401 401  
402 402  Continuous measurement, detect and count people or things passing by in distance limit mode.
403 403  
404 -**Uplink Payload totals 11 bytes.**
405 -
406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
407 -|(% style="background-color:#4f81bd; color:white; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:130px" %)**4**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
408 -|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:176px" %)Distance limit alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
409 -
410 -**MOD+DO+ Alarm+ Do flag+ Limit flag:**
411 -
412 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
413 -|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
414 -|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
415 -(((
416 -DO
417 -)))
418 -
419 -(((
420 -0:Within limit
421 -
422 -1:Out of limit
423 -)))
424 -)))|(% style="width:73px" %)(((
425 -Alarm
426 -
427 -0: No Alarm;
428 -
429 -1: Alarm
430 -)))|(% style="width:150px" %)(((
431 -DO flag
432 -
433 -0:the over-limit alarm mode
434 -
435 -1:the person or object count mode
436 -)))|(% style="width:103px" %)Limit flag
437 -(0~~3)
438 -
439 -Example parse in TTNv3
440 -
441 441  [[image:image-20231209173457-5.png||height="277" width="1098"]]
442 442  
443 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
444 444  
445 -(% style="color:red" %)**MOD:**
446 446  
447 -**Example: ** (0x60>>6) & 0x3f =1
448 448  
449 -**0x01:**  Regularly detect distance and report.
450 -**0x02: ** Uninterrupted measurement (external power supply).
451 -
452 -(% style="color:red" %)**Alarm:**
453 -
454 -When the detection distance exceeds the limit, the alarm flag is set to 1.
455 -
456 -(% style="color:red" %)**Do:**
457 -
458 -When the distance exceeds the set threshold, pull the Do pin high.
459 -
460 -(% style="color:red" %)**Limit flag:**
461 -
462 -Mode for setting threshold: **0~~3**
463 -
464 -**0:** does not use upper and lower limits
465 -
466 -**1:** Use upper and lower limits
467 -
468 -**2:** Less than the upper limit
469 -
470 -**3: **Greater than the lower limit
471 -
472 -
473 -(% style="color:blue" %)**Distance limit alarm count:**
474 -
475 -People or objects are collected and counted within a limited distance.
476 -
477 -The detection of a stationary person or object at each sampling time will be repeated three times, and the fourth sampling count will be added by 1.
478 -
479 -**Example:**
480 -
481 -**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
482 -
483 -People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
484 -
485 -If payload is: 0x56H, interrupt count =0x56H =86
486 -
487 -
488 -(% style="color:blue" %)**Upper limit:**
489 -
490 -The upper limit of the threshold cannot exceed 2000mm.
491 -
492 -
493 -(% style="color:blue" %)**Lower limit:**
494 -
495 -The lower limit of the threshold cannot be less than 3mm.
496 -
497 -
498 498  == 2.4 Decode payload in The Things Network ==
499 499  
500 500  
... ... @@ -516,7 +516,7 @@
516 516  
517 517  
518 518  (((
519 -[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, onhuman-friendlya in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
355 +[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
520 520  )))
521 521  
522 522  
... ... @@ -589,7 +589,7 @@
589 589  == 3.3 Commands special design for DS20L ==
590 590  
591 591  
592 -Below commands only valid for DS20L, as below:
428 +These commands only valid for DS20L, as below:
593 593  
594 594  
595 595  === 3.3.1 Set Transmit Interval Time ===
... ... @@ -713,8 +713,7 @@
713 713  )))
714 714  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
715 715  
716 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
717 -|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 155px;background-color:#4F81BD;color:white" %) Parameter
552 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
718 718  |(% rowspan="11" style="color:blue; width:120px" %)(((
719 719  
720 720  
... ... @@ -727,12 +727,14 @@
727 727  
728 728  
729 729  
730 -**AT+DOL=1,1800,3,0,400**
565 +**AT+DOL=5,1800,0,0,400**
731 731  )))|(% rowspan="4" style="width:240px" %)(((
732 732  
733 733  
734 734  
735 735  
571 +
572 +
736 736  The first bit sets the limit mode
737 737  )))|(% style="width:150px" %)0: Do not use upper and lower limits
738 738  |(% style="width:251px" %)1: Use upper and lower limits
... ... @@ -758,34 +758,10 @@
758 758  
759 759  * Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
760 760  
761 -* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800,100,0,400
598 +* Example 2: Downlink Payload: 070200000064000190  **~-~-->**  AT+MOD=2,1800100,0,400
762 762  
763 763  * Example 3: Downlink Payload: 070300000064000190  **~-~-->**  AT+MOD=3,0,100,0,400
764 764  
765 -(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
766 -
767 -**For example:**
768 -
769 -* **AT+MOD=1**
770 -
771 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
772 -
773 -Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
774 -
775 -[[image:image-20231211113204-2.png||height="292" width="1093"]]
776 -
777 -* **AT+MOD=2  **
778 -
779 - **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
780 -
781 -If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
782 -
783 -[[image:image-20231211114932-3.png||height="277" width="1248"]]
784 -
785 -
786 -
787 -
788 -
789 789  = 4. Battery & Power Consumption =
790 790  
791 791  
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