Last modified by Mengting Qiu on 2024/03/07 08:41
<
From version < 111.1 >
edited by Xiaoling
on 2022/06/10 13:59
To version < 109.5 >
edited by Xiaoling
on 2022/06/10 13:48
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Summary

Details

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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 -
68 68  == 1.3  Probe Specification ==
69 69  
70 70  * Storage temperature ：-20℃~~75℃
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80 80  * Material of enclosure - ABS+PC
81 81  * Wire length - 25cm
82 82  
83 -
84 -
85 85  == 1.4  Probe Dimension ==
86 86  
87 87  
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88 88  [[image:1654827224480-952.png]]
89 89  
90 90  
73 +
91 91  == 1.5 ​ Applications ==
92 92  
93 93  * Horizontal distance measurement
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98 98  * Automatic control
99 99  * Sewer
100 100  
101 -
102 -
103 103  == 1.6  Pin mapping and power on ==
104 104  
105 105  
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107 107  
108 108  
109 109  
91 +
110 110  = 2.  Configure LLDS12 to connect to LoRaWAN network =
111 111  
112 112  == 2.1  How it works ==
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256 256  
257 257  
258 258  
259 -=== 2.3.4  Distance signal strength ===
241 +=== 2.3.4 Soil Temperature ===
260 260  
261 -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 
262 262  
263 263  
264 264  **Example**:
265 265  
266 -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
267 267  
268 -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.
269 269  
270 270  
271 271  
272 -=== 2.3.5  Interrupt Pin ===
254 +=== 2.3.5 Interrupt Pin ===
273 273  
274 274  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.
275 275  
276 -Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>path:#pins]].
277 277  
278 278  **Example:**
279 279  
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283 283  
284 284  
285 285  
286 -=== 2.3.6  LiDAR temp ===
267 +=== 2.3.6 Message Type ===
287 287  
288 -Characterize the internal temperature value of the sensor.
289 -
290 -**Example: **
291 -If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
292 -If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
293 -
294 -
295 -
296 -=== 2.3.7  Message Type ===
297 -
298 298  (((
299 299  For a normal uplink payload, the message type is always 0x01.
300 300  )))
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308 308  |=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
309 309  |(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
310 310  |(% 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"]]
311 311  
312 -=== 2.3.8  Decode payload in The Things Network ===
284 +=== 2.3.7 Decode payload in The Things Network ===
313 313  
314 314  While using TTN network, you can add the payload format to decode the payload.
315 315  
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477 477  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
478 478  * 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)
479 479  
480 -=== 2.6.3  CN470-510 (CN470) ===
452 +=== 2.6.3 CN470-510 (CN470) ===
481 481  
482 482  (((
483 483  Used in China, Default use CHE=1
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566 566  
567 567  
568 568  
569 -=== 2.6.4  AU915-928(AU915) ===
541 +=== 2.6.4 AU915-928(AU915) ===
570 570  
571 571  (((
572 572  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
... ... @@ -587,7 +587,7 @@
587 587  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
588 588  * 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)
589 589  
590 -=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
562 +=== 2.6.5 AS920-923 & AS923-925 (AS923) ===
591 591  
592 592  (((
593 593  (% style="color:blue" %)**Default Uplink channel:**
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696 696  
697 697  
698 698  
699 -=== 2.6.6  KR920-923 (KR920) ===
671 +=== 2.6.6 KR920-923 (KR920) ===
700 700  
701 701  (((
702 702  (% style="color:blue" %)**Default channel:**
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769 769  
770 770  
771 771  
772 -=== 2.6.7  IN865-867 (IN865) ===
744 +=== 2.6.7 IN865-867 (IN865) ===
773 773  
774 774  (((
775 775  (% style="color:blue" %)**Uplink:**

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