Skip to Content
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 158.1
edited by Mengting Qiu
on 2023/12/09 17:34
Change comment: Uploaded new attachment "image-20231209173457-5.png", version {1}

Summary

Details

Page properties
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 ==
... ... @@ -126,16 +126,12 @@
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  
133 133  Press the button for 5 seconds to activate the DS20L.
134 134  
135 -The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
136 -
137 -The switch is switched to (% style="color:blue" %)**I** (%%)and DS20L will be power by the built-in battery.
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  
141 141  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
... ... @@ -215,31 +215,16 @@
215 215  === 2.3.2 Uplink Payload, FPORT~=2 ===
216 216  
217 217  
218 -==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
200 +==== (% style="color:red" %)**MOD~=1**(%%) ====
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.**
204 +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
207 +|(% 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**
208 +|(% 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:**
... ... @@ -278,168 +278,25 @@
278 278  
279 279  Ex1: 0x00: Normal collection distance
280 280  
281 -Ex2: 0x0x: Distance collection is wrong
248 +Ex2 0x0x: Distance collection is wrong
282 282  
283 283  
284 -(% style="color:blue" %)**Interrupt Count:**
251 +(% style="color:blue" %)**Interript Count:**
285 285  
286 286  If payload is:000007D0H: count = 07D0H =2000
287 287  
288 288  
289 289  
290 -==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
257 +==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
291 291  
259 +Uninterrupted measurement. When the distance exceeds the limit, the output IO is set high and reports are reported every five minutes. The time can be set and powered by an external power supply.Uplink Payload totals 11bytes.
292 292  
293 -The power consumption of uninterrupted measurement is high, and the device needs to use external power supply.(The switch is switched to E and the external power supply is used.)
294 -
295 -[[image:image-20231128133704-1.png||height="189" width="441"]]
296 -
297 -
298 -* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
299 -
300 -(% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
301 -Uninterrupted measurement. When the distance exceeds the limit, the output IO high, instant alarm.
302 -
303 -(% class="wikigeneratedid" %)
304 -**Uplink Payload totals 9 bytes.**
305 -
306 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
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
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 -[[image:image-20231209171127-3.png||height="374" width="1209"]]
342 -
343 -(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
344 -
345 -(% style="color:red" %)**MOD:**
346 -
347 -**Example: ** (0x60>>6) & 0x3f =1
348 -
349 -**0x01:**  Regularly detect distance and report.
350 -**0x02: ** Uninterrupted measurement (external power supply).
351 -
352 -(% style="color:red" %)**Alarm:**
353 -
354 -When the detection distance exceeds the limit, the alarm flag is set to 1.
355 -
356 -(% style="color:red" %)**DO:**
357 -
358 -When the distance exceeds the set threshold, pull the Do pin high.
359 -
360 -(% style="color:red" %)**Limit flag:**
361 -
362 -Mode for setting threshold: **0~~3**
363 -
364 -**0:** does not use upper and lower limits
365 -
366 -**1:** Use upper and lower limits
367 -
368 -**2:** Less than the upper limit
369 -
370 -**3: **Greater than the lower limit
371 -
372 -
373 -(% style="color:blue" %)**Distance:**
374 -
375 - Actual sampling distance values.
376 -
377 -**Example:**
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 -(% style="color:blue" %)**Upper limit:**
391 -
392 -The upper limit of the threshold cannot exceed 2000mm.
393 -
394 -
395 -(% style="color:blue" %)**Lower limit:**
396 -
397 -The lower limit of the threshold cannot be less than 3mm.
398 -
399 -
400 -* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
401 -
402 -Continuous measurement, detect and count people or things passing by in distance limit mode.
403 -
404 -**Uplink Payload totals 11 bytes.**
405 -
406 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
261 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
407 407  |(% 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
263 +|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance Limit Alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
409 409  
410 -**MOD+DO+ Alarm+ Do flag+ Limit flag:**
265 +[[image:image-20231209155616-2.png||height="271" width="1262"]]
411 411  
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 -[[image:image-20231209173457-5.png||height="277" width="1098"]]
442 -
443 443  (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
444 444  
445 445  (% style="color:red" %)**MOD:**
... ... @@ -470,21 +470,6 @@
470 470  **3: **Greater than the lower limit
471 471  
472 472  
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 -
488 488  (% style="color:blue" %)**Upper limit:**
489 489  
490 490  The upper limit of the threshold cannot exceed 2000mm.
... ... @@ -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:
328 +[[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:
401 +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
525 +(% 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**
538 +**AT+DOL=5,1800,0,0,400**
731 731  )))|(% rowspan="4" style="width:240px" %)(((
732 732  
733 733  
734 734  
735 735  
544 +
545 +
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
571 +* 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  
image-20231211113113-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.ting
Size
... ... @@ -1,1 +1,0 @@
1 -64.5 KB
Content
image-20231211113204-2.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.ting
Size
... ... @@ -1,1 +1,0 @@
1 -59.7 KB
Content
image-20231211114932-3.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.ting
Size
... ... @@ -1,1 +1,0 @@
1 -57.3 KB
Content
image-20231211220922-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Edwin
Size
... ... @@ -1,1 +1,0 @@
1 -411.2 KB
Content
image-20231211221253-2.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Edwin
Size
... ... @@ -1,1 +1,0 @@
1 -90.8 KB
Content
image-20231211221436-3.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Edwin
Size
... ... @@ -1,1 +1,0 @@
1 -64.9 KB
Content