Last modified by Mengting Qiu on 2024/03/07 08:41
<
From version < 111.3 >
edited by Xiaoling
on 2022/06/10 14:00
To version < 109.5 >
edited by Xiaoling
on 2022/06/10 13:48
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Summary

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Content
... ... @@ -4,7 +4,6 @@
4 4  
5 5  **Contents:**
6 6  
7 -{{toc/}}
8 8  
9 9  
10 10  
... ... @@ -11,7 +11,6 @@
11 11  
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  (((
20 20  
21 21  
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.
24 -)))
25 25  
26 -(((
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.
28 -)))
29 29  
30 -(((
31 31  It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server.
32 -)))
33 33  
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.
36 -)))
37 37  
38 -(((
39 39  LLDS12 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
40 -)))
41 41  
42 -(((
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.
44 44  )))
45 -)))
46 46  
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 67  == 1.3  Probe Specification ==
68 68  
69 69  * Storage temperature ：-20℃~~75℃
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79 79  * Material of enclosure - ABS+PC
80 80  * Wire length - 25cm
81 81  
82 -
83 83  == 1.4  Probe Dimension ==
84 84  
85 85  
... ... @@ -86,6 +86,7 @@
86 86  [[image:1654827224480-952.png]]
87 87  
88 88  
73 +
89 89  == 1.5 ​ Applications ==
90 90  
91 91  * Horizontal distance measurement
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96 96  * Automatic control
97 97  * Sewer
98 98  
99 -
100 100  == 1.6  Pin mapping and power on ==
101 101  
102 102  
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103 103  [[image:1654827332142-133.png]]
104 104  
105 105  
90 +
91 +
106 106  = 2.  Configure LLDS12 to connect to LoRaWAN network =
107 107  
108 108  == 2.1  How it works ==
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252 252  
253 253  
254 254  
255 -=== 2.3.4  Distance signal strength ===
241 +=== 2.3.4 Soil Temperature ===
256 256  
257 -Refers to the signal strength, the default output value will be between 0-65535. When the distance measurement gear is fixed, the farther the distance measurement is, the lower the signal strength; the lower the target reflectivity, the lower the signal strength. When Strength is greater than 100 and not equal to 65535, the measured value of Dist is considered credible.
243 +Get Soil Temperature 
258 258  
259 259  
260 260  **Example**:
261 261  
262 -If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
248 +If payload is: **0105H**:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
263 263  
264 -Customers can judge whether they need to adjust the environment based on the signal strength.
250 +If payload is: **FF3FH** :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
265 265  
266 266  
267 267  
268 -=== 2.3.5  Interrupt Pin ===
254 +=== 2.3.5 Interrupt Pin ===
269 269  
270 270  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2SetInterruptMode"]] for the hardware and software set up.
271 271  
272 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>path:#pins]].
273 273  
274 274  **Example:**
275 275  
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279 279  
280 280  
281 281  
282 -=== 2.3.6  LiDAR temp ===
267 +=== 2.3.6 Message Type ===
283 283  
284 -Characterize the internal temperature value of the sensor.
285 -
286 -**Example: **
287 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
288 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
289 -
290 -
291 -
292 -=== 2.3.7  Message Type ===
293 -
294 294  (((
295 295  For a normal uplink payload, the message type is always 0x01.
296 296  )))
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304 304  |=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
305 305  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
306 306  |(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
282 +|(% style="width:160px" %)0x03|(% style="width:163px" %)Reply Calibration Info|(% style="width:173px" %)[[Calibration Payload>>||anchor="H2.7Calibration"]]
307 307  
308 -=== 2.3.8  Decode payload in The Things Network ===
284 +=== 2.3.7 Decode payload in The Things Network ===
309 309  
310 310  While using TTN network, you can add the payload format to decode the payload.
311 311  
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473 473  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
474 474  * 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)
475 475  
476 -=== 2.6.3  CN470-510 (CN470) ===
452 +=== 2.6.3 CN470-510 (CN470) ===
477 477  
478 478  (((
479 479  Used in China, Default use CHE=1
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562 562  
563 563  
564 564  
565 -=== 2.6.4  AU915-928(AU915) ===
541 +=== 2.6.4 AU915-928(AU915) ===
566 566  
567 567  (((
568 568  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
... ... @@ -583,7 +583,7 @@
583 583  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
584 584  * 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)
585 585  
586 -=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
562 +=== 2.6.5 AS920-923 & AS923-925 (AS923) ===
587 587  
588 588  (((
589 589  (% style="color:blue" %)**Default Uplink channel:**
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692 692  
693 693  
694 694  
695 -=== 2.6.6  KR920-923 (KR920) ===
671 +=== 2.6.6 KR920-923 (KR920) ===
696 696  
697 697  (((
698 698  (% style="color:blue" %)**Default channel:**
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765 765  
766 766  
767 767  
768 -=== 2.6.7  IN865-867 (IN865) ===
744 +=== 2.6.7 IN865-867 (IN865) ===
769 769  
770 770  (((
771 771  (% style="color:blue" %)**Uplink:**

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