Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual

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

From version < 154.5 >

edited by Xiaoling
on 2022/06/11 10:07

To version < 158.10 >

edited by Xiaoling
on 2022/06/11 10:41

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@@ -3,7 +3,6 @@
  **Contents:**
--{{toc/}}
@@ -90,7 +90,6 @@
  * 8500mAh Battery for long term use
--
  == 1.3  Specification ==
  === 1.3.1  Rated environmental conditions ===
@@ -99,7 +99,7 @@
  (((
--**Remarks: (1)  a. When the ambient temperature is 0-39 ℃, the maximum humidity is 90% (non-condensing);       **
++**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)**
  )))
@@ -138,7 +138,6 @@
  * Bottom water level monitoring
--
  == 1.6  Pin mapping and power on ==
@@ -146,16 +146,16 @@
--= 2.  Configure LDDS75 to connect to LoRaWAN network =
++= 2.  Configure LDDS45 to connect to LoRaWAN network =
  == 2.1  How it works ==
  (((
--The LDDS75 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS75. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
++The LDDS45 is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join LoRaWAN network. To connect a LoRaWAN network, you need to input the OTAA keys in the LoRaWAN IoT server and power on the LDDS45. If there is coverage of the LoRaWAN network, it will automatically join the network via OTAA and start to send the sensor value
  )))
  (((
--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="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS75.
++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="H3.A0ConfigureLDDS75viaATCommandorLoRaWANDownlink"]]to set the keys in the LDDS45.
  )))
@@ -164,10 +164,15 @@
  (((
  Following is an example for how to join the [[TTN v3 LoRaWAN Network>>url:https://console.cloud.thethings.network/]]. Below is the network structure; we use the [[LG308>>url:http://www.dragino.com/products/lora/item/140-lg308.html]]  as a LoRaWAN gateway in this example.
++
++
  )))
++[[image:1654913911773-521.png]]
++
++
  (((
--[[image:1654848616367-242.png]]
++
  )))
  (((
@@ -175,11 +175,11 @@
  )))
  (((
--(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS75.
++(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LDDS45.
  )))
  (((
--Each LDDS75 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
++Each LDDS45 is shipped with a sticker with the default device keys, user can find this sticker in the box. it looks like below.
  )))
  [[image:image-20220607170145-1.jpeg]]
@@ -206,7 +206,10 @@
  [[image:image-20220610161353-7.png]]
++**Choose LDDS75 instead of LDDS45 is ok. They are of the same payload**
++
++
  You can also choose to create the device manually.
                                            [[image:image-20220610161538-8.png]]
@@ -219,16 +219,16 @@
--(% style="color:blue" %)**Step 2**(%%): Power on LDDS75
++(% style="color:blue" %)**Step 2**(%%): Power on LDDS45
  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
--[[image:image-20220610161724-10.png]]
++[[image:image-20220611102908-2.png]]
  (((
--(% style="color:blue" %)**Step 3**(%%)**:** The LDDS75 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
++(% style="color:blue" %)**Step 3**(%%)**:** The LDDS45 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
  )))
  [[image:1654849068701-275.png]]
@@ -239,12 +239,9 @@
  (((
  (((
--LDDS75 will uplink payload via LoRaWAN with below payload format:
--)))
++LDDS45 will uplink payload via LoRaWAN with below payload format:
--(((
--Uplink payload includes in total 4 bytes.
--Payload for firmware version v1.1.4. . Before v1.1.3, there is on two fields: BAT and Distance
++Uplink payload includes in total 8 bytes.
  )))
  )))
@@ -271,7 +271,7 @@
  === 2.3.1  Battery Info ===
--Check the battery voltage for LDDS75.
++Check the battery voltage for LDDS45.
  Ex1: 0x0B45 = 2885mV
@@ -282,22 +282,21 @@
  === 2.3.2  Distance ===
  (((
--Get the distance. Flat object range 280mm - 7500mm.
++Get the distance. Flat object range 30mm - 4500mm.
  )))
  (((
--For example, if the data you get from the register is 0x0B 0x05, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
++For example, if the data you get from the register is __0x0B 0x05__, the distance between the sensor and the measured object is(% style="color:#4472c4" %)** 0B05(H) = 2821 (D) = 2821 mm.**
  )))
  * If the sensor value is 0x0000, it means system doesn’t detect ultrasonic sensor.
--* If the sensor value lower than 0x0118 (280mm), the sensor value will be invalid. Since v1.1.4, all value lower than 280mm will be set to 0x0014(20mm) which means the value is invalid.
++* If the sensor value lower than 0x001E (30mm), the sensor value will be 0x00.
--
  === 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="H4.3A0SetInterruptMode"]] for the hardware and software set up.
  **Example:**
@@ -317,10 +317,8 @@
  If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
--(% style="color:red" %)Note: DS18B20 feature is supported in the hardware version > v1.3 which made since early of 2021.
--
  === 2.3.5  Sensor Flag ===
  (((
@@ -871,7 +871,6 @@
  * Blink once when device transmit a packet.
--
  == 2.8  Firmware Change Log ==
@@ -1089,7 +1089,6 @@
  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
--
  = 4.  FAQ =
  == 4.1  What is the frequency plan for LDDS75? ==
@@ -1150,7 +1150,6 @@
  * (% style="color:red" %)**8 **(%%)**:** 8500mAh battery
--
  = 7.  Packing Info =
@@ -1166,7 +1166,6 @@
  * 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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