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Last modified by Mengting Qiu on 2023/12/14 11:15
From version 115.1
edited by Edwin Chen
on 2023/11/11 10:33
Change comment: There is no comment for this version
To version 113.8
edited by Xiaoling
on 2023/11/10 10:23
Change comment: There is no comment for this version

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1 -XWiki.Edwin
1 +XWiki.Xiaoling
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22 22  == 1.1 What is LoRaWAN Smart Distance Detector ==
23 23  
24 24  
25 -The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN. DS20L can measure range between 3cm ~~ 200cm.
25 +The Dragino (% style="color:blue" %)**DS20L is a smart distance detector**(%%) base on long-range wireless LoRaWAN technology. It uses (% style="color:blue" %)**LiDAR sensor**(%%) to detect the distance between DS20L and object, then DS20L will send the distance data to the IoT Platform via LoRaWAN.
26 26  
27 27  DS20L allows users to send data and reach extremely long ranges via LoRaWAN. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current 
28 28  consumption. It targets professional wireless sensor network applications such smart cities, building automation, and so on.
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31 31  
32 32  DS20L is fully compatible with (% style="color:blue" %)**LoRaWAN v1.0.3 Class A protocol**(%%), it can work with a standard LoRaWAN gateway.
33 33  
34 +DS20L supports (% style="color:blue" %)**Datalog feature**(%%). It will record the data when there is no network coverage and users can retrieve the sensor value later to ensure no miss for every sensor reading.
34 34  
35 -[[image:image-20231110102635-5.png||height="402" width="807"]]
36 +[[image:image-20231110091506-4.png||height="391" width="768"]]
36 36  
37 37  
38 38  == 1.2 ​Features ==
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44 44  * AT Commands to change parameters
45 45  * Remotely configure parameters via LoRaWAN Downlink
46 46  * Alarm & Counting mode
48 +* Datalog Feature
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  
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61 61  * ToF FoV: ±9°, Total 18°
62 62  * Light source: VCSEL
63 63  
65 +
64 64  (% style="display:none" %)
65 65  
66 66  
67 -== 1.4 Power Consumption ==
68 -
69 -
70 -**Battery Power Mode:**
71 -
72 -* Idle: xxx mA @ 3.3v
73 -* Max : xxx mA
74 -
75 -
76 -**Continuously mode**:
77 -
78 -* Idle: xxx mA @ 3.3v
79 -* Max : xxx mA
80 -
81 -
82 82  = 2. Configure DS20L to connect to LoRaWAN network =
83 83  
84 84  == 2.1 How it works ==
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93 93  
94 94  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LPS8v2>>url:https://www.dragino.com/products/lora-lorawan-gateway/item/228-lps8v2.html]] as a LoRaWAN gateway in this example.
95 95  
96 -The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.(% style="display:none" %)
83 +The LPS8v2 is already set to connected to [[TTN network >>url:https://console.cloud.thethings.network/]], so what we need to now is configure the TTN server.
97 97  
98 -[[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
85 +[[image:image-20231110091447-3.png||height="383" width="752"]](% style="display:none" %)
99 99  
87 +
100 100  (% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
101 101  
102 102  Each DS20L is shipped with a sticker with the default device EUI as below:
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301 301  
302 302  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3.2SetInterruptMode"]] for the hardware and software set up.
303 303  
304 -Note: The Internet Pin is a separate pin in the screw terminal. See pin mapping of GPIO_EXTI .
292 +Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.8PinDefinitions"]] of GPIO_EXTI .
305 305  
306 306  **Example:**
307 307  
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491 491  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.
492 492  )))
493 493  
482 +
483 +
494 494  === 2.5.2 Unix TimeStamp ===
495 495  
496 496  
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566 566  
567 567  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
568 568  
569 -
570 570  == 3.2 General Commands ==
571 571  
572 572  
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699 699  
700 700  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
701 701  
702 -
703 703  = 6. FAQ =
704 704  
705 705  == 6.1 What is the frequency plan for DS20L? ==
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760 760  
761 761  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
762 762  
763 -
764 764  = 9. ​Packing Info =
765 765  
766 766  
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778 778  
779 779  * Weight / pcs : g
780 780  
781 -
782 782  = 10. Support =
783 783  
784 784  
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