Skip to Content
Last modified by Mengting Qiu on 2023/12/14 11:15
From version 116.4
edited by Xiaoling
on 2023/11/13 10:38
Change comment: There is no comment for this version
To version 118.2
edited by Xiaoling
on 2023/11/28 14:00
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -47,7 +47,6 @@
47 47  * Firmware upgradable via program port or LoRa protocol
48 48  * Built-in 2400mAh battery or power by external power source
49 49  
50 -
51 51  == 1.3 Specification ==
52 52  
53 53  
... ... @@ -61,9 +61,6 @@
61 61  * ToF FoV: ±9°, Total 18°
62 62  * Light source: VCSEL
63 63  
64 -
65 -
66 -
67 67  == 1.4 Power Consumption ==
68 68  
69 69  
... ... @@ -77,9 +77,6 @@
77 77  * Idle: 21 mA @ 3.3v
78 78  * Max : 360 mA
79 79  
80 -
81 -
82 -
83 83  = 2. Configure DS20L to connect to LoRaWAN network =
84 84  
85 85  == 2.1 How it works ==
... ... @@ -131,6 +131,7 @@
131 131  
132 132  (% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
133 133  
127 +[[image:image-20231128133704-1.png||height="189" width="441"]]
134 134  
135 135  Press the button for 5 seconds to activate the DS20L.
136 136  
... ... @@ -156,9 +156,9 @@
156 156  
157 157  Example parse in TTNv3
158 158  
159 -[[image:image-20230805103904-1.png||height="131" width="711"]]
153 +[[image:1701149922873-259.png]]
160 160  
161 -(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x24
155 +(% style="color:blue" %)**Sensor Model**(%%): For DS20L, this value is 0x21
162 162  
163 163  (% style="color:blue" %)**Firmware Version**(%%): 0x0100, Means: v1.0.0 version
164 164  
... ... @@ -474,87 +474,15 @@
474 474  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/image-20220610165129-11.png?width=1088&height=595&rev=1.1||alt="image-20220610165129-11.png"]]
475 475  
476 476  
477 -== 2.5 Datalog Feature ==
471 +== 2.5 Frequency Plans ==
478 478  
479 479  
480 -Datalog Feature is to ensure IoT Server can get all sampling data from Sensor even if the LoRaWAN network is down. For each sampling, DS20L will store the reading for future retrieving purposes.
481 -
482 -
483 -=== 2.5.1 Ways to get datalog via LoRaWAN ===
484 -
485 -
486 -Set PNACKMD=1, DS20L will wait for ACK for every uplink, when there is no LoRaWAN network, DS20L will mark these records with non-ack messages and store the sensor data, and it will send all messages (10s interval) after the network recovery.
487 -
488 -* (((
489 -a) DS20L will do an ACK check for data records sending to make sure every data arrive server.
490 -)))
491 -* (((
492 -b) DS20L will send data in **CONFIRMED Mode** when PNACKMD=1, but DS20L won't re-transmit the packet if it doesn't get ACK, it will just mark it as a NONE-ACK message. In a future uplink if DS20L gets a ACK, DS20L will consider there is a network connection and resend all NONE-ACK messages.
493 -)))
494 -
495 -=== 2.5.2 Unix TimeStamp ===
496 -
497 -
498 -DS20L uses Unix TimeStamp format based on
499 -
500 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-11.png?width=627&height=97&rev=1.1||alt="图片-20220523001219-11.png" height="97" width="627"]]
501 -
502 -User can get this time from link:  [[https:~~/~~/www.epochconverter.com/>>url:https://www.epochconverter.com/]] :
503 -
504 -Below is the converter example
505 -
506 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LHT65N%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20Manual/WebHome/image-20220523001219-12.png?width=720&height=298&rev=1.1||alt="图片-20220523001219-12.png" height="298" width="720"]]
507 -
508 -
509 -So, we can use AT+TIMESTAMP=1611889405 or downlink 3060137afd00 to set the current time 2021 – Jan ~-~- 29 Friday 03:03:25
510 -
511 -
512 -=== 2.5.3 Set Device Time ===
513 -
514 -
515 -User need to set (% style="color:blue" %)**SYNCMOD=1**(%%) to enable sync time via MAC command.
516 -
517 -Once DS20L Joined LoRaWAN network, it will send the MAC command (DeviceTimeReq) and the server will reply with (DeviceTimeAns) to send the current time to DS20L. If DS20L fails to get the time from the server, DS20L will use the internal time and wait for next time request (AT+SYNCTDC to set the time request period, default is 10 days).
518 -
519 -(% style="color:red" %)**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.**
520 -
521 -
522 -=== 2.5.4 Poll sensor value ===
523 -
524 -
525 -Users can poll sensor values based on timestamps. Below is the downlink command.
526 -
527 -(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:425.818px" %)
528 -|(% colspan="4" style="background-color:#4f81bd; color:white; width:423px" %)**Downlink Command to poll Open/Close status (0x31)**
529 -|(% style="width:58px" %)**1byte**|(% style="width:127px" %)**4bytes**|(% style="width:124px" %)**4bytes**|(% style="width:114px" %)**1byte**
530 -|(% style="width:58px" %)31|(% style="width:127px" %)Timestamp start|(% style="width:124px" %)Timestamp end|(% style="width:114px" %)Uplink Interval
531 -
532 -(((
533 -Timestamp start and Timestamp end-use Unix TimeStamp format as mentioned above. Devices will reply with all data logs during this period, using the uplink interval.
534 -)))
535 -
536 -(((
537 -For example, downlink command [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/image-20220518162852-1.png?rev=1.1||alt="image-20220518162852-1.png"]]
538 -)))
539 -
540 -(((
541 -Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
542 -)))
543 -
544 -(((
545 -Uplink Internal =5s，means DS20L will send one packet every 5s. range 5~~255s.
546 -)))
547 -
548 -
549 -== 2.6 Frequency Plans ==
550 -
551 -
552 552  The DS20L uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
553 553  
554 554  [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20Frequency%20Band/]]
555 555  
556 556  
557 -3. Configure DS20L
479 += 3. Configure DS20L =
558 558  
559 559  == 3.1 Configure Methods ==
560 560  
... ... @@ -626,12 +626,10 @@
626 626  Example 1: Downlink Payload: 0100001E  ~/~/ Set Transmit Interval (TDC) = 30 seconds
627 627  )))
628 628  * (((
629 -Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds 
630 -
631 -
632 -
551 +Example 2: Downlink Payload: 0100003C  ~/~/ Set Transmit Interval (TDC) = 60 seconds
633 633  )))
634 634  
554 +
635 635  === 3.3.2 Set Interrupt Mode ===
636 636  
637 637  
... ... @@ -649,7 +649,7 @@
649 649  the mode is 0 =Disable Interrupt
650 650  )))
651 651  |(% style="width:154px" %)(((
652 -AT+INTMOD=2
572 +AT+INTMOD=3
653 653  
654 654  (default)
655 655  )))|(% style="width:196px" %)(((
... ... @@ -670,6 +670,74 @@
670 670  
671 671  * Example 2: Downlink Payload: 06000003  ~/~/  Set the interrupt mode to rising edge trigger
672 672  
593 +
594 +
595 +== 3.3.3 Set work mode ==
596 +
597 +
598 +Feature: Switch working mode
599 +
600 +(% style="color:blue" %)**AT Command: AT+MOD**
601 +
602 +(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:463px" %)
603 +|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 108px;background-color:#4F81BD;color:white" %)**Response**
604 +|(% style="width:162px" %)AT+MOD=?|(% style="width:191px" %)Get the current working mode.|(% style="width:106px" %)OK
605 +|(% style="width:162px" %)AT+MOD=1|(% style="width:191px" %)Set the working mode to Regular measurements.|(% style="width:106px" %)(((
606 +OK
607 +
608 +Attention:Take effect after ATZ
609 +)))
610 +
611 +(% style="color:blue" %)**Downlink Command:**
612 +
613 +* **Example: **0x0A00  ~/~/  Same as AT+MOD=0
614 +
615 +* **Example:** 0x0A01  ~/~/  Same as AT+MOD=1
616 +
617 +
618 +=== 3.3.4 Set threshold and threshold mode ===
619 +
620 +
621 +Feature, Set threshold and threshold mode
622 +
623 +When **AT+DOL=0,0,0,0,400** is set, No threshold is used, the sampling time is 400ms.
624 +
625 +**AT Command: AT+DOL**
626 +
627 +(% border="1" cellspacing="4" style="width:571.818px" %)
628 +|(% style="width:172px" %)**Command Example**|(% style="width:279px" %)**Function**|(% style="width:118px" %)**Response**
629 +|(% style="width:172px" %)AT+ DOL =?|(% style="width:279px" %)Get the current threshold mode and sampling time|(% style="width:118px" %)(((
630 +0,0,0,0,400
631 +
632 +OK
633 +)))
634 +|(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
635 +
636 +
637 +(% border="1" cellspacing="4" style="width:668.818px" %)
638 +|(% rowspan="11" style="width:166px" %)**AT+DOL=5,1800,0,0,400**|(% rowspan="6" style="width:226px" %)The first bit sets the limit mode|(% style="width:251px" %)0:Do not use upper and lower limits
639 +|(% style="width:251px" %)1:Use upper and lower limits
640 +|(% style="width:251px" %)2:Less than the lower limit
641 +|(% style="width:251px" %)3:Greater than the lower limit
642 +|(% style="width:251px" %)4:Less than the upper limit
643 +|(% style="width:251px" %)5: Greater than the upper limit
644 +|(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
645 +|(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
646 +|(% rowspan="2" style="width:226px" %)The fourth bit sets the over-limit alarm or person or object count.|(% style="width:251px" %)0 Over-limit alarm, DO output is high
647 +|(% style="width:251px" %)1 Person or object counting statistics
648 +|(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
649 +0~~10000ms
650 +
651 +
652 +)))
653 +
654 +**Downlink Command: 0x07**
655 +
656 +Format: Command Code (0x07) followed by 9bytes.
657 +
658 +* Example 0: Downlink Payload: 070000000000000190  **~-~-->**  AT+MOD=0,0,0,0,400
659 +* Example 1: Downlink Payload: 070107080064000190  **~-~-->**  AT+MOD=1,1800,100,0,400
660 +
673 673  = 4. Battery & Power Consumption =
674 674  
675 675  
1701149922873-259.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +24.5 KB
Content
image-20231128133704-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +190.6 KB
Content