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4	4
5	5	**Contents:**
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7		-{{toc/}}
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12	12
13	13
14		-
15	15	= 1.  Introduction =
16	16
17	17	== 1.1 ​ What is LoRaWAN LiDAR ToF Distance Sensor ==
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19	19	(((
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22		-(((
23	23	The Dragino LLDS12 is a (% style="color:blue" %)**LoRaWAN LiDAR ToF (Time of Flight) Distance Sensor**(%%) for Internet of Things solution. It is capable to measure the distance to an object as close as 10 centimeters (+/- 5cm up to 6m) and as far as 12 meters (+/-1% starting at 6m)!. The LiDAR probe uses laser induction technology for distance measurement.
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27	27	The LLDS12 can be applied to scenarios such as horizontal distance measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, etc.
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30		-(((
31	31	It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server.
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34		-(((
35	35	The LoRa wireless technology used in LLDS12 allows device to send data and reach extremely long ranges at low data-rates. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption.
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39	39	LLDS12 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
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43	43	Each LLDS12 is pre-load with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect after power on.
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45		-)))
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47	47
48	48	[[image:1654826306458-414.png]]
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63	63	* Downlink to change configure
64	64	* 8500mAh Battery for long term use
65	65
66		-
67		-
68		-
69	69	== 1.3  Probe Specification ==
70	70
71	71	* Storage temperature ：-20℃~~75℃
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81	81	* Material of enclosure - ABS+PC
82	82	* Wire length - 25cm
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84		-
85		-
86		-
87	87	== 1.4  Probe Dimension ==
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89	89
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90	90	[[image:1654827224480-952.png]]
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	73	+
93	93	== 1.5 ​ Applications ==
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95	95	* Horizontal distance measurement
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100	100	* Automatic control
101	101	* Sewer
102	102
103		-
104		-
105		-
106	106	== 1.6  Pin mapping and power on ==
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	91	+
113	113	= 2.  Configure LLDS12 to connect to LoRaWAN network =
114	114
115	115	== 2.1  How it works ==
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312	312	|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
313	313	|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
314	314
315		-
316	316	=== 2.3.8  Decode payload in The Things Network ===
317	317
318	318	While using TTN network, you can add the payload format to decode the payload.
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481	481	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
482	482	* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
483	483
484		-=== 2.6.3  CN470-510 (CN470) ===
	462	+=== 2.6.3 CN470-510 (CN470) ===
485	485
486	486	(((
487	487	Used in China, Default use CHE=1
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570	570
571	571
572	572
573		-=== 2.6.4  AU915-928(AU915) ===
	551	+=== 2.6.4 AU915-928(AU915) ===
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575	575	(((
576	576	Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
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591	591	* Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
592	592	* Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
593	593
594		-=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
	572	+=== 2.6.5 AS920-923 & AS923-925 (AS923) ===
595	595
596	596	(((
597	597	(% style="color:blue" %)**Default Uplink channel:**
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702	702
703		-=== 2.6.6  KR920-923 (KR920) ===
	681	+=== 2.6.6 KR920-923 (KR920) ===
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705	705	(((
706	706	(% style="color:blue" %)**Default channel:**
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775	775
776		-=== 2.6.7  IN865-867 (IN865) ===
	754	+=== 2.6.7 IN865-867 (IN865) ===
777	777
778	778	(((
779	779	(% style="color:blue" %)**Uplink:**