Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

Last modified by Mengting Qiu on 2025/02/26 15:04

From version < 111.20 >

edited by Xiaoling
on 2022/06/10 14:30

To version < 113.2 >

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

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@@ -63,6 +63,9 @@
  * Downlink to change configure
  * 8500mAh Battery for long term use
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++
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  == 1.3  Probe Specification ==
  * Storage temperature ：-20℃~~75℃
@@ -300,7 +300,6 @@
  |(% 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"]]
--
  === 2.3.8  Decode payload in The Things Network ===
  While using TTN network, you can add the payload format to decode the payload.
@@ -469,8 +469,6 @@
  * 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) ===
  (((
@@ -581,8 +581,6 @@
  * 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) ===
  (((
@@ -809,7 +809,6 @@
  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
  * Blink once when device transmit a packet.
--
  == 2.8  Firmware Change Log ==
@@ -837,25 +837,37 @@
  [[image:1654831774373-275.png]]
--①Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
++(((
++(% style="color:blue" %)**① **(%%)Represents the detection blind zone of The LiDAR probe, 0-10cm, within which the output data is unreliable.
++)))
--②Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
++(((
++(% style="color:blue" %)**② **(%%)Represents the operating range of The LiDAR probe detecting black target with 10% reflectivity, 0.1-5m.
++)))
--③Represents the operating range of The LiDAR probe detecting white target with 90% reflectivity, 0.1-12m.
++(((
++(% style="color:blue" %)**③ **(%%)Represents 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.
++)))
@@ -868,57 +868,81 @@
  * The LiDAR probe is cover by dirty things; the reading might be wrong. In this case, need to clean the probe.
  * The sensor window is made by Acrylic. Don’t touch it with alcohol material. This will destroy the sensor window.
--
--
  = 4.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
  (((
++(((
  Use can configure LLDS12 via AT Command or LoRaWAN Downlink.
  )))
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  * (((
++(((
  AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
  )))
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  * (((
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  LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
  )))
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  (((
++(((
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++(((
  There are two kinds of commands to configure LLDS12, they are:
  )))
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  * (((
++(((
  (% style="color:#4f81bd" %)** General Commands**.
  )))
++)))
  (((
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  These commands are to configure:
  )))
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  * (((
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  General system settings like: uplink interval.
  )))
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  * (((
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  LoRaWAN protocol & radio related command.
  )))
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  (((
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  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]]
  )))
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  (((
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  )))
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  * (((
++(((
  (% style="color:#4f81bd" %)** Commands special design for LLDS12**
  )))
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  (((
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  These commands only valid for LLDS12, as below:
  )))
++)))
@@ -931,7 +931,6 @@
  [[image:image-20220607171554-8.png]]
--
  (((
  (% style="color:#037691" %)**Downlink Command: 0x01**
  )))
@@ -954,6 +954,7 @@
  )))
++
  == 4.2  Set Interrupt Mode ==
  Feature, Set Interrupt mode for GPIO_EXIT.
@@ -983,8 +983,6 @@
  )))
--
--
  == 4.3  Get Firmware Version Info ==
  Feature: use downlink to get firmware version.
@@ -1013,7 +1013,7 @@
  Version
  )))|Sensor Type|Reserve|(((
--[[Message Type>>||anchor="H2.3.6MessageType"]]
++[[Message Type>>||anchor="H2.3.7A0MessageType"]]
  Always 0x02
  )))
@@ -1181,13 +1181,19 @@
  (((
--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:
++(((
++In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LLDS12.
  )))
++(((
++LLDS12 will output system info once power on as below:
++)))
++)))
++
   [[image:1654593712276-618.png]]
--Valid AT Command please check [[Configure Device>>||anchor="H3.ConfigureLSPH01viaATCommandorLoRaWANDownlink"]].
++Valid AT Command please check [[Configure Device>>||anchor="H4.A0ConfigureLLDS12viaATCommandorLoRaWANDownlink"]].
  = 7.  FAQ =
@@ -1194,7 +1194,7 @@
  == 7.1  How to change the LoRa Frequency Bands/Region ==
--You can follow the instructions for [[how to upgrade image>>||anchor="H2.10200BFirmwareChangeLog"]].
++You can follow the instructions for [[how to upgrade image>>||anchor="H2.8A0200BFirmwareChangeLog"]].
  When downloading the images, choose the required image file for download.
@@ -1203,7 +1203,9 @@
  == 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 ==

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