Last modified by Xiaoling on 2025/04/27 10:31
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From version < 116.1 >
edited by Mengting Qiu
on 2025/01/17 10:48
To version < 114.1 >
edited by Mengting Qiu
on 2025/01/17 10:48
>
Change comment: Uploaded new attachment "image-20250117104837-3.png", version {1}

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626 626  
627 627  === 2.6.3 Poll sensor value ===
628 628  
629 +
629 629  Users can poll sensor values based on timestamps. Below is the downlink command.
630 630  
631 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:470px" %)
632 -|=(% colspan="4" style="width: 160px; background-color:#4F81BD;color:white" %)**Downlink Command to poll Open/Close status (0x31)**
633 -|(% style="background-color:#f2f2f2; width:67px" %)**1byte**|(% style="background-color:#f2f2f2; width:145px" %)**4bytes**|(% style="background-color:#f2f2f2; width:133px" %)**4bytes**|(% style="background-color:#f2f2f2; width:163px" %)**1byte**
634 -|(% style="background-color:#f2f2f2; width:67px" %)31|(% style="background-color:#f2f2f2; width:145px" %)Timestamp start|(% style="background-color:#f2f2f2; width:133px" %)(((
635 -Timestamp end
636 -)))|(% style="background-color:#f2f2f2; width:163px" %)Uplink Interval
637 -
638 -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.
639 -
640 -For example, downlink command[[image:image-20250117104812-1.png]]
641 -
642 -Is to check 2024/12/20 09:34:59 to 2024/12/20 14:34:59's data
643 -
644 -Uplink Internal =5s，means PS-LB will send one packet every 5s. range 5~~255s.
645 -
646 -
647 -=== 2.6.4 Datalog Uplink payload (FPORT~=3) ===
648 -
649 -
650 -The Datalog uplinks will use below payload format.
651 -
652 -**Retrieval data payload:**
653 -
654 -(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:500px" %)
655 -|=(% style="width: 60px;background-color:#4F81BD;color:white" %)(((
656 -**Size(bytes)**
657 -)))|=(% style="width: 40px; background-color:#4F81BD;color:white" %)**2**|=(% style="width: 55px; background-color:#4F81BD;color:white" %)**2**|=(% style="width: 83px; background-color: rgb(79, 129, 189); color: white;" %)**2**|=(% style="width: 201px; background-color: rgb(79, 129, 189); color: white;" %)**1**|=(% style="width: 86px; background-color: rgb(79, 129, 189); color: white;" %)**4**
658 -|(% style="width:103px" %)Value|(% style="width:68px" %)(((
659 -Probe
660 -
661 -_mod
662 -)))|(% style="width:104px" %)(((
663 -VDC
664 -
665 -_intput_mV
666 -)))|(% style="width:83px" %)(((
667 -IDC
668 -
669 -_intput_mA
670 -)))|(% style="width:201px" %)(((
671 -IN1_pin_level& IN2_pin_level& Exti_pin_level&Exti_status
672 -)))|(% style="width:86px" %)Unix Time Stamp
673 -
674 -**IN1_pin_level & IN2_pin_level & Exti_pin_level & Exti_status:**
675 -
676 -[[image:image-20250117104847-4.png]]
677 -
678 -
679 -**No ACK Message**:  1: This message means this payload is fromn Uplink Message which doesn't get ACK from the server before ( for **PNACKMD=1** feature)
680 -
681 -**Poll Message Flag**: 1: This message is a poll message reply.
682 -
683 -* Poll Message Flag is set to 1.
684 -
685 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands.
686 -
687 -For example, in US915 band, the max payload for different DR is:
688 -
689 -**a) DR0:** max is 11 bytes so one entry of data
690 -
691 -**b) DR1:** max is 53 bytes so devices will upload 4 entries of data (total 44 bytes)
692 -
693 -**c) DR2:** total payload includes 11 entries of data
694 -
695 -**d) DR3: **total payload includes 22 entries of data.
696 -
697 -If devise doesn't have any data in the polling time. Device will uplink 11 bytes of 0   
698 -
699 -**Example:**
700 -
701 -If PS-LB-NA has below data inside Flash:
702 -
703 -[[image:image-20250117104837-3.png]]
704 -
705 -
706 -If user sends below downlink command: 316788D9BF6788DB6305
707 -
708 -Where : Start time: 6788D9BF = time 25/1/16 10:04:47
709 -
710 - Stop time: 6788DB63 = time 25/1/16 10:11:47
711 -
712 -
713 -**PA-LB-NA will uplink this payload.**
714 -
715 -[[image:image-20250117104827-2.png]]
716 -
632 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:470px" %)
633 +|=(% colspan="4" style="width: 154px;background-color:#4F81BD;color:white" %)**Downlink Command to poll Open/Close status (0x31)**
634 +|(% style="background-color:#f2f2f2; width:70px" %)**1byte**|(% style="background-color:#f2f2f2; width:140px" %)**4bytes**|(% style="background-color:#f2f2f2; width:140px" %)(((
717 717  (((
718 -00001B620000406788D9BF  00000D130000406788D9FB  00000D120000406788DA37  00000D110000406788DA73  00000D100000406788DAAF  00000D100000406788DAEB  00000D0F0000406788DB27  00000D100000406788DB63
636 +**4bytes**
719 719  )))
720 720  
721 -(((
722 -Where the first 11 bytes is for the first entry :
723 -)))
724 724  
725 -(((
726 -0000  0D10  0000  40  6788DB63
727 -)))
640 +
641 +)))|(% style="background-color:#f2f2f2; width:150px" %)**1byte**
642 +|(% style="background-color:#f2f2f2; width:70px" %)31|(% style="background-color:#f2f2f2; width:140px" %)Timestamp start|(% style="background-color:#f2f2f2; width:140px" %)Timestamp end|(% style="background-color:#f2f2f2; width:150px" %)Uplink Interval
728 728  
729 -(((
730 -**Probe_mod **= 0x0000 = 0000
731 -)))
644 +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.
732 732  
733 -(((
734 -**VDC_intput_mV **= 0x0D10/1000=3.344mV
646 +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"]]
735 735  
736 -**IDC_intput_mA **= 0x0000/1000=0mA
737 -)))
648 +Is to check 2021/11/12 12:00:00 to 2021/11/12 15:00:00's data
738 738  
739 -(((
740 -**IN1_pin_level **= (0x40& 0x08)? "High":"Low" = 0(Low)
650 +Uplink Internal =5s，means PS-LB will send one packet every 5s. range 5~~255s.
741 741  
742 -**IN2_pin_level = (**0x40& 0x04)? "High":"Low" = 0(Low)
743 743  
744 -**Exti_pin_level = (**0x40& 0x02)? "High":"Low" = 0(Low)
653 +=== 2.6.4 Decoder in TTN V3 ===
745 745  
746 -**Exti_status = (**0x40& 0x01)? "True":"False" = 0(False)
747 -)))
748 -
749 -(((
750 -**Unix time** is 0x6788DB63 = 1737022307s = 2025/1/16 10:11:47
751 -)))
752 -
753 -
754 -=== 2.6.5 Decoder in TTN V3 ===
755 -
756 756  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/CPL01%20LoRaWAN%20Outdoor%20PulseContact%20%20Sensor%20Manual/WebHome/1652862574387-195.png?width=722&height=359&rev=1.1||alt="1652862574387-195.png" height="359" width="722"]]
757 757  
758 758  Please check the decoder from this link: [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
image-20250117104847-4.png
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