Changes for page LMDS200 -- LoRaWAN Microwave Radar Distance Sensor User Manual

Last modified by Xiaoling on 2025/04/27 16:45

From 109.5 to 109.4 From 113.4 to 113.3

From version 113.3

edited by Xiaoling
on 2022/06/10 15:04

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To version 109.5

edited by Xiaoling
on 2022/06/10 13:48

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@@ -4,7 +4,6 @@
  **Contents:**
--{{toc/}}
@@ -11,7 +11,6 @@
--
  = 1.  Introduction =
  == 1.1  What is LoRaWAN LiDAR ToF Distance Sensor ==
@@ -19,30 +19,18 @@
  (((
--(((
  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.
--)))
--(((
  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.
--)))
--(((
  It detects the distance between the measured object and the sensor, and uploads the value via wireless to LoRaWAN IoT Server.
--)))
--(((
  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.
--)))
--(((
  LLDS12 is powered by (% style="color:blue" %)**8500mAh Li-SOCI2 battery**(%%), it is designed for long term use up to 5 years.
--)))
--(((
  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.
  )))
--)))
  [[image:1654826306458-414.png]]
@@ -63,9 +63,6 @@
  * Downlink to change configure
  * 8500mAh Battery for long term use
--
--
--
  == 1.3  Probe Specification ==
  * Storage temperature ：-20℃~~75℃
@@ -81,9 +81,6 @@
  * Material of enclosure - ABS+PC
  * Wire length - 25cm
--
--
--
  == 1.4  Probe Dimension ==
@@ -90,6 +90,7 @@
  [[image:1654827224480-952.png]]
++
  == 1.5  Applications ==
  * Horizontal distance measurement
@@ -106,6 +106,8 @@
  [[image:1654827332142-133.png]]
++
++
  = 2.  Configure LLDS12 to connect to LoRaWAN network =
  == 2.1  How it works ==
@@ -115,7 +115,7 @@
  )))
  (((
--In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H6.A0UseATCommand"]]to set the keys in the LLDS12.
++In case you can’t set the OTAA keys in the LoRaWAN OTAA server, and you have to use the keys from the server, you can [[use AT Commands >>||anchor="H6.UseATCommand"]]to set the keys in the LLDS12.
  )))
@@ -206,12 +206,14 @@
  |=(% style="width: 62.5px;" %)(((
  **Size (bytes)**
  )))|=(% style="width: 62.5px;" %)**2**|=(% style="width: 62.5px;" %)**2**|=**2**|=**2**|=**1**|=**1**|=**1**
--|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(% style="width:62.5px" %)(((
--[[Temperature DS18B20>>||anchor="H2.3.2A0DS18B20Temperaturesensor"]]
--)))|[[Distance>>||anchor="H2.3.3A0Distance"]]|[[Distance signal strength>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
--[[Interrupt  flag>>||anchor="H2.3.5A0InterruptPin"]]
--)))|[[LiDAR temp>>||anchor="H2.3.6A0LiDARtemp"]]|(((
--[[Message Type>>||anchor="H2.3.7A0MessageType"]]
++|(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(% style="width:62.5px" %)(((
++[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
++
++[[DS18B20>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
++)))|[[Distance>>||anchor="H"]]|[[Distance signal strength>>||anchor="H2.3.4SoilTemperature"]]|(((
++[[Interrupt  flag>>||anchor="H2.3.5InterruptPin"]]
++)))|[[LiDAR temp>>||anchor="H"]]|(((
++[[Message Type>>||anchor="H2.3.6MessageType"]]
  )))
  [[image:1654833689380-972.png]]
@@ -253,24 +253,23 @@
--=== 2.3.4  Distance signal strength ===
++=== 2.3.4 Soil Temperature ===
--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.
++Get Soil Temperature
  **Example**:
--If payload is: 01D7(H)=471(D), distance signal strength=471, 471>100,471≠65535, the measured value of Dist is considered credible.
++If payload is: **0105H**:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
--Customers can judge whether they need to adjust the environment based on the signal strength.
++If payload is: **FF3FH** :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
--=== 2.3.5  Interrupt Pin ===
++=== 2.3.5 Interrupt Pin ===
--This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H4.2A0SetInterruptMode"]] for the hardware and software set up.
++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.
--Note: The Internet Pin is a separate pin in the screw terminal. See [[pin mapping>>||anchor="H1.6A0Pinmappingandpoweron"]].
  **Example:**
@@ -280,18 +280,8 @@
--=== 2.3.6  LiDAR temp ===
++=== 2.3.6 Message Type ===
--Characterize the internal temperature value of the sensor.
--
--**Example: **
--If payload is: 1C(H) <<24>>24=28(D),LiDAR temp=28℃.
--If payload is: F2(H) <<24>>24=-14(D),LiDAR temp=-14℃.
--
--
--
--=== 2.3.7  Message Type ===
--
  (((
  For a normal uplink payload, the message type is always 0x01.
  )))
@@ -303,10 +303,11 @@
  (% border="1" cellspacing="10" style="background-color:#ffffcc; width:499px" %)
  |=(% style="width: 160px;" %)**Message Type Code**|=(% style="width: 163px;" %)**Description**|=(% style="width: 173px;" %)**Payload**
--|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3A0200BUplinkPayload"]]
--|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H4.3A0GetFirmwareVersionInfo"]]
++|(% style="width:160px" %)0x01|(% style="width:163px" %)Normal Uplink|(% style="width:173px" %)[[Normal Uplink Payload>>||anchor="H2.3200BUplinkPayload"]]
++|(% style="width:160px" %)0x02|(% style="width:163px" %)Reply configures info|(% style="width:173px" %)[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
++|(% style="width:160px" %)0x03|(% style="width:163px" %)Reply Calibration Info|(% style="width:173px" %)[[Calibration Payload>>||anchor="H2.7Calibration"]]
--=== 2.3.8  Decode payload in The Things Network ===
++=== 2.3.7 Decode payload in The Things Network ===
  While using TTN network, you can add the payload format to decode the payload.
@@ -318,7 +318,7 @@
  )))
  (((
--LLDS12 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Decoder/]]
++LSPH01 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSNPK01/Decoder/]]
  )))
@@ -474,7 +474,7 @@
  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
  * 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)
--=== 2.6.3  CN470-510 (CN470) ===
++=== 2.6.3 CN470-510 (CN470) ===
  (((
  Used in China, Default use CHE=1
@@ -563,7 +563,7 @@
--=== 2.6.4  AU915-928(AU915) ===
++=== 2.6.4 AU915-928(AU915) ===
  (((
  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
@@ -584,7 +584,7 @@
  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
  * 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)
--=== 2.6.5  AS920-923 & AS923-925 (AS923) ===
++=== 2.6.5 AS920-923 & AS923-925 (AS923) ===
  (((
  (% style="color:blue" %)**Default Uplink channel:**
@@ -693,7 +693,7 @@
--=== 2.6.6  KR920-923 (KR920) ===
++=== 2.6.6 KR920-923 (KR920) ===
  (((
  (% style="color:blue" %)**Default channel:**
@@ -766,7 +766,7 @@
--=== 2.6.7  IN865-867 (IN865) ===
++=== 2.6.7 IN865-867 (IN865) ===
  (((
  (% style="color:blue" %)**Uplink:**
@@ -816,7 +816,7 @@
  **Firmware download link: **[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Firmware/>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LLDS12/Firmware/]]
--**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
++**Firmware Upgrade Method: **[[Firmware Upgrade Instruction>>path:/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
@@ -837,37 +837,25 @@
  [[image:1654831774373-275.png]]
--(((
--(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
--)))
++①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
--(((
--(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
--)))
++②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
--(((
--(% style="color:blue" %)**③ **(%%)Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
--)))
++③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
--(((
  Vertical Coordinates: Represents the radius of light spot for The LiDAR probe at the different distances. The diameter of light spot depends on the FOV of The LiDAR probe (the term of FOV generally refers to the smaller value between the receiving angle and the transmitting angle), which is calculated as follows:
--)))
  [[image:1654831797521-720.png]]
--(((
  In the formula above, d is the diameter of light spot; D is detecting range; β is the value of the receiving angle of The LiDAR probe, 3.6°. Correspondence between the diameter of light spot and detecting range is given in Table below.
--)))
  [[image:1654831810009-716.png]]
--(((
  If the light spot reaches two objects with different distances, as shown in Figure 3, the output distance value will be a value between the actual distance values of the two objects. For a high accuracy requirement in practice, the above situation should be noticed to avoid the measurement error.
--)))
@@ -883,78 +883,52 @@
  = 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
  (((
--(((
  Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
  )))
--)))
  * (((
--(((
--AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
++AT Command Connection: See [[FAQ>>||anchor="H6.FAQ"]].
  )))
--)))
  * (((
--(((
--LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
++LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>path:/xwiki/bin/view/Main/]]
  )))
--)))
  (((
--(((
--)))
--(((
  There are two kinds of commands to configure LLDS12, they are:
  )))
--)))
  * (((
--(((
  (% style="color:#4f81bd" %)** General Commands**.
  )))
--)))
  (((
--(((
  These commands are to configure:
  )))
--)))
  * (((
--(((
  General system settings like: uplink interval.
  )))
--)))
  * (((
--(((
  LoRaWAN protocol & radio related command.
  )))
--)))
  (((
--(((
--They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
++They are same for all Dragino Device which support DLWS-005 LoRaWAN Stack. These commands can be found on the wiki: [[End Device AT Commands and Downlink Command>>path:/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
  )))
--)))
  (((
--(((
  )))
--)))
  * (((
--(((
  (% style="color:#4f81bd" %)** Commands special design for LLDS12**
  )))
--)))
  (((
--(((
  These commands only valid for LLDS12, as below:
  )))
--)))
@@ -967,6 +967,7 @@
  [[image:image-20220607171554-8.png]]
++
  (((
  (% style="color:#037691" %)**Downlink Command: 0x01**
  )))
@@ -989,7 +989,6 @@
  )))
--
  == 4.2  Set Interrupt Mode ==
  Feature, Set Interrupt mode for GPIO_EXIT.
@@ -999,6 +999,8 @@
  [[image:image-20220610105806-2.png]]
++
++
  (((
  (% style="color:#037691" %)**Downlink Command: 0x06**
  )))
@@ -1018,7 +1018,6 @@
  Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
  )))
--
  == 4.3  Get Firmware Version Info ==
  Feature: use downlink to get firmware version.
@@ -1047,7 +1047,7 @@
  Version
  )))|Sensor Type|Reserve|(((
--[[Message Type>>||anchor="H2.3.7A0MessageType"]]
++[[Message Type>>||anchor="H2.3.6MessageType"]]
  Always 0x02
  )))
@@ -1215,19 +1215,13 @@
  (((
--(((
--In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
++In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LSPH01. LSPH01 will output system info once power on as below:
  )))
--(((
--LLDS12 will output system info once power on as below:
--)))
--)))
--
   [[image:1654593712276-618.png]]
--Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
++Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
  = 7.  FAQ =
@@ -1234,7 +1234,7 @@
  == 7.1  How to change the LoRa Frequency Bands/Region ==
--You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
++You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
  When downloading the images, choose the required image file for download.
@@ -1243,9 +1243,7 @@
  == 8.1  AT Commands input doesn’t work ==
--(((
  In the case if user can see the console output but can’t type input to the device. Please check if you already include the (% style="color:green" %)**ENTER**(%%) while sending out the command. Some serial tool doesn’t send (% style="color:green" %)**ENTER**(%%) while press the send key, user need to add ENTER in their string.
--)))
  == 8.2  Significant error between the output distant value of LiDAR and actual distance ==