Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

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

From version < 150.43 >

edited by Xiaoling
on 2022/06/11 09:16

To version < 149.4 >

edited by Xiaoling
on 2022/06/10 17:57

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@@ -3,7 +3,6 @@
  **Contents:**
--{{toc/}}
@@ -11,7 +11,6 @@
--
  = 1.  Introduction =
  == 1.1  What is LoRaWAN Distance Detection Sensor ==
@@ -20,51 +20,24 @@
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  The Dragino LDDS75 is a (% style="color:#4472c4" %)** LoRaWAN Distance Detection Sensor**(%%) for Internet of Things solution. It is used to measure the distance between the sensor and a flat object. The distance detection sensor is a module that uses (% style="color:#4472c4" %)** ultrasonic sensing** (%%)technology for distance measurement, and (% style="color:#4472c4" %)** temperature compensation**(%%) is performed internally to improve the reliability of data. The LDDS75 can be applied to scenarios such as horizontal distance measurement, liquid level measurement, parking management system, object proximity and presence detection, intelligent trash can management system, robot obstacle avoidance, automatic control, sewer, bottom water level monitoring, etc.
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  It detects the distance** (% style="color:#4472c4" %) between the measured object and the sensor(%%)**, and uploads the value via wireless to LoRaWAN IoT Server.
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  The LoRa wireless technology used in LDDS75 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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  LDDS75 is powered by (% style="color:#4472c4" %)** 4000mA or 8500mAh Li-SOCI2 battery**(%%); It is designed for long term use up to 10 years*.
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  Each LDDS75 pre-loads with a set of unique keys for LoRaWAN registrations, register these keys to local LoRaWAN server and it will auto connect if there is network coverage, after power on.
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--(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors.
++(% style="color:#4472c4" %) * (%%)Actually lifetime depends on network coverage and uplink interval and other factors
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  [[image:1654847051249-359.png]]
@@ -86,7 +86,6 @@
  * IP66 Waterproof Enclosure
  * 4000mAh or 8500mAh Battery for long term use
--
  == 1.3  Specification ==
  === 1.3.1  Rated environmental conditions ===
@@ -93,12 +93,12 @@
  [[image:image-20220610154839-1.png]]
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--**Remarks: (1)  a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
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++**Remarks: (1)  a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);**
++**b. When the ambient temperature is 40-50 ℃, the highest humidity is the highest humidity in the natural world at the current temperature (no condensation)**
++
  === 1.3.2  Effective measurement range Reference beam pattern ===
  **(1) The tested object is a white cylindrical tube made of PVC, with a height of 100cm and a diameter of 7.5cm.**
@@ -108,10 +108,7 @@
  [[image:1654852253176-749.png]]
--
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  **(2)** **The object to be tested is a "corrugated cardboard box" perpendicular to the central axis of 0 °, and the length * width is 60cm * 50cm.**
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  [[image:1654852175653-550.png]](% style="display:none" %) ** **
@@ -130,8 +130,6 @@
  * Sewer
  * Bottom water level monitoring
--
--
  == 1.6  Pin mapping and power on ==
@@ -240,12 +240,12 @@
  **Size (bytes)**
  )))|=(% style="width: 62.5px;" %)**2**|=**2**|=1|=2|=**1**
  |(% style="width:62.5px" %)**Value**|(% style="width:62.5px" %)[[BAT>>||anchor="H2.3.1A0BatteryInfo"]]|(((
--[[Distance>>||anchor="H2.3.2A0Distance"]]
++[[Distance>>||anchor="H2.3.3A0Distance"]]
  (unit: mm)
--)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.3A0InterruptPin"]]|(((
--[[Temperature (Optional )>>||anchor="H2.3.4A0DS18B20Temperaturesensor"]]
--)))|[[Sensor Flag>>||anchor="H2.3.5A0SensorFlag"]]
++)))|[[Digital Interrupt (Optional)>>||anchor="H2.3.4A0Distancesignalstrength"]]|(((
++[[Temperature (Optional )>>||anchor="H2.3.5A0InterruptPin"]]
++)))|[[Sensor Flag>>path:#Sensor_Flag]]
  [[image:1654850511545-399.png]]
@@ -274,7 +274,7 @@
  === 2.3.3  Interrupt Pin ===
--This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.3A0SetInterruptMode"]] for the hardware and software set up.
++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.
  **Example:**
@@ -305,9 +305,9 @@
 x00: No Ultrasonic Sensor
++===
++(% style="color:inherit; font-family:inherit" %)2.3.6  Decode payload in The Things Network(%%) ===
--=== 2.3.6  Decode payload in The Things Network ===
--
  While using TTN network, you can add the payload format to decode the payload.
@@ -856,11 +856,9 @@
  [[image:image-20220610172003-1.png]]
--
  [[image:image-20220610172003-2.png]]
--
  == 2.10  Battery Analysis ==
  === 2.10.1  Battery Type ===
@@ -871,7 +871,7 @@
  The battery related documents as below:
  * (((
--[[Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
++[[ Battery Dimension>>url:http://www.dragino.com/downloads/index.php?dir=datasheet/Battery/&file=LSN50-Battery-Dimension.pdf]],
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  * (((
  [[Lithium-Thionyl Chloride Battery  datasheet>>url:https://www.dragino.com/downloads/downloads/datasheet/Battery/ER26500/ER26500_Datasheet-EN.pdf]],
@@ -887,7 +887,7 @@
  === 2.10.2  Replace the battery ===
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--You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v.  On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won't be voltage drop between battery and main board.
++You can change the battery in the LDDS75.The type of battery is not limited as long as the output is between 3v to 3.6v.  On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
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@@ -895,12 +895,12 @@
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--The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can't find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
++The default battery pack of LDDS75 includes a ER18505 plus super capacitor. If user can’t find this pack locally, they can find ER18505 or equivalence, which will also work in most case. The SPC can enlarge the battery life for high frequency use (update period below 5 minutes)
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--= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
++= 3.  Configure LLDS12 via AT Command or LoRaWAN Downlink =
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  * (((
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--AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
++AT Command Connection: See [[FAQ>>||anchor="H7.A0FAQ"]].
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@@ -1043,11 +1043,13 @@
  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
++
++
  = 4.  FAQ =
  == 4.1  What is the frequency plan for LDDS75? ==
--LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:  [[Introduction>>doc:Main.End Device Frequency Band.WebHome||anchor="H1.Introduction"]]
++LDDS75 use the same frequency as other Dragino products. User can see the detail from this link:
@@ -1068,9 +1068,12 @@
  == 5.1  Why I can’t join TTN V3 in US915 / AU915 bands? ==
--It is due to channel mapping. Please see below link:  [[Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
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  == 5.2  AT Command 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.
@@ -1080,28 +1080,30 @@
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  = 6.  Order Info =
--Part Number **:** (% style="color:blue" %)**LDDS75-XX-YY**
++Part Number: (% style="color:blue" %)**LDDS75-XX-YY**
--(% style="color:blue" %)**XX**(%%)**: **The default frequency band
++(% style="color:blue" %)**XX**(%%): The default frequency band
--* (% style="color:red" %)**AS923 **(%%)**:** LoRaWAN AS923 band
--* (% style="color:red" %)**AU915 **(%%)**:** LoRaWAN AU915 band
--* (% style="color:red" %)**EU433 **(%%)**:** LoRaWAN EU433 band
--* (% style="color:red" %)**EU868 **(%%)**:** LoRaWAN EU868 band
--* (% style="color:red" %)**KR920 **(%%)**:** LoRaWAN KR920 band
--* (% style="color:red" %)**US915 **(%%)**:** LoRaWAN US915 band
--* (% style="color:red" %)**IN865 **(%%)**:**  LoRaWAN IN865 band
--* (% style="color:red" %)**CN470 **(%%)**:** LoRaWAN CN470 band
++* (% style="color:red" %)**AS923**(%%):  LoRaWAN AS923 band
++* (% style="color:red" %)**AU915**(%%): LoRaWAN AU915 band
++* (% style="color:red" %)**EU433**(%%): LoRaWAN EU433 band
++* (% style="color:red" %)**EU868**(%%): LoRaWAN EU868 band
++* (% style="color:red" %)**KR920**(%%): LoRaWAN KR920 band
++* (% style="color:red" %)**US915**(%%): LoRaWAN US915 band
++* (% style="color:red" %)**IN865**(%%):  LoRaWAN IN865 band
++* (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
  (% style="color:blue" %)**YY**(%%): Battery Option
--* (% style="color:red" %)**4 **(%%)**: **4000mAh battery
--* (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
++* (% style="color:red" %)**4**(%%): 4000mAh battery
++* (% style="color:red" %)**8**(%%): 8500mAh battery
++
  = 7.  Packing Info =
@@ -1116,6 +1116,7 @@
  * Package Size / pcs : cm
  * Weight / pcs : g
++
  = 8.  Support =
  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.

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