Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01

Last modified by Mengting Qiu on 2023/12/14 11:15

From 131.1 to 132.1 From 174.1 to 174.2

From version 132.1

edited by Mengting Qiu
on 2023/12/06 19:48

Change comment: Uploaded new attachment "image-20231206194804-5.png", version {1}

To version 174.1

edited by Mengting Qiu
on 2023/12/12 15:02

Change comment: Uploaded new attachment "image-20231212150243-1.jpeg", version {1}

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@@ -47,10 +47,8 @@
  * Firmware upgradable via program port or LoRa protocol
  * Built-in 2400mAh battery or power by external power source
--
  == 1.3 Specification ==
--
  (% style="color:#037691" %)**LiDAR Sensor:**
  * Operation Temperature: -40 ~~ 80 °C
@@ -61,13 +61,12 @@
  * ToF FoV: ±9°, Total 18°
  * Light source: VCSEL
--
  == 1.4 Power Consumption ==
  (% style="color:#037691" %)**Battery Power Mode:**
--* Idle: 0.003 mA @ 3.3v
++* Idle: 3uA @ 3.3v
  * Max : 360 mA
  (% style="color:#037691" %)**Continuously mode**:
@@ -75,7 +75,21 @@
  * Idle: 21 mA @ 3.3v
  * Max : 360 mA
++== 1.5 Use Case ==
++(% class="mark" %)**Regular Distance Detect**
++
++[[image:image-20231211220922-1.png||height="352" width="605"]]
++
++
++(% class="mark" %)**Counting / Alarm**
++
++[[image:image-20231211221253-2.png]]
++
++
++[[image:image-20231211221436-3.png]]
++
++
  = 2. Configure DS20L to connect to LoRaWAN network =
  == 2.1 How it works ==
@@ -94,7 +94,7 @@
  [[image:image-20231110102635-5.png||height="402" width="807"]](% style="display:none" %)
--(% style="color:blue" %)**Step 1:**(%%) Create a device in TTN with the OTAA keys from DS20L.
++=== Step 1: Create a device in TTN with the OTAA keys from DS20L. ===
  Each DS20L is shipped with a sticker with the default device EUI as below:
@@ -101,41 +101,36 @@
  [[image:image-20230426084152-1.png||alt="图片-20230426084152-1.png" height="233" width="502"]]
--You can enter this key in the LoRaWAN Server portal. Below is TTN screen shot:
++You can enter this key in the LoRaWAN Server portal. Below is TTN V3 screenshot:
  (% style="color:blue" %)**Register the device**
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/1654935135620-998.png?rev=1.1||alt="1654935135620-998.png"]]
++[[image:image-20231207144600-2.png||height="703" width="756"]]
--(% style="color:blue" %)**Add APP EUI and DEV EUI**
++(% style="color:blue" %)**Add DevEUI and AppKey**
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-4.png?width=753&height=551&rev=1.1||alt="图片-20220611161308-4.png"]]
++[[image:image-20231207145121-5.png||height="540" width="756"]]
--(% style="color:blue" %)**Add APP EUI in the application**
++=== Step 2: Activate DS20L ===
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-5.png?width=742&height=601&rev=1.1||alt="图片-20220611161308-5.png"]]
--
--
--(% style="color:blue" %)**Add APP KEY**
--
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50v2-S31-S31B%20LoRaWAN%20Temperature%20%26%20Humidity%20Sensor%20User%20Manual/WebHome/image-20220611161308-6.png?width=744&height=485&rev=1.1||alt="图片-20220611161308-6.png"]]
--
--
--(% style="color:blue" %)**Step 2:**(%%) Activate on DS20L
--
  [[image:image-20231128133704-1.png||height="189" width="441"]]
  Press the button for 5 seconds to activate the DS20L.
++The switch is switched to (% style="color:blue" %)**E** (%%)and the external power supply is used.
++
++The switch is switched to (% style="color:blue" %)**I** (%%)and DS20L will be power by the built-in battery.
++
  (% style="color:green" %)**Green led**(%%) will fast blink 5 times, device will enter (% style="color:blue" %)**OTA mode**(%%) for 3 seconds. And then start to JOIN LoRaWAN network. (% style="color:green" %)**Green led**(%%) will solidly turn on for 5 seconds after joined in network.
  After join success, it will start to upload messages to TTN and you can see the messages in the panel.
++
  == 2.3 Uplink Payload ==
  === 2.3.1 Device Status, FPORT~=5 ===
@@ -209,18 +209,33 @@
  === 2.3.2 Uplink Payload, FPORT~=2 ===
--==== (% style="color:red" %)**MOD~=1**(%%) ====
++==== (% style="color:red" %)**AT+MOD~=1**(%%) ====
  Regularly detect distance and report. When the distance exceeds the limit, the alarm flag is set to 1, and the report can be triggered by external interrupts.
--Uplink Payload totals 10 bytes.
++**Uplink Payload totals 10 bytes.**
  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
--|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:30px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:100px" %)**1**|(% style="background-color:#4f81bd; color:white; width:120px" %)**4**
--|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+ Alarm+Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count
++|(% style="background-color:#4f81bd; color:White; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:White; width:30px" %)**2**|(% style="background-color:#4f81bd; color:White; width:130px" %)**1**|(% style="background-color:#4f81bd; color:White; width:70px" %)**2**|(% style="background-color:#4f81bd; color:White; width:100px" %)**1**|(% style="background-color:#4f81bd; color:White; width:120px" %)**4**
++|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+ Alarm+ Interrupt|(% style="width:74px" %)Distance|(% style="width:100px" %)Sensor State|(% style="width:119px" %)Interrupt Count
--[[image:image-20231206154621-4.png||height="214" width="1019"]]
++**MOD+ Alarm+ Interrupt:**
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:400px" %)
++|(% style="background-color:#4f81bd; color:White; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:White; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:White; width:70px" %)**bit5**|(% style="background-color:#4f81bd; color:White; width:120px" %)**bit4**
++|(% style="width:80px" %)Value|(% style="width:80px" %)MOD|(% style="width:89px" %)Digital Interrupt
++ |(% style="width:167px" %)(((
++Distance Alarm
++
++0: No Alarm;
++
++1: Alarm
++)))
++
++Example parse in TTNv3
++
++[[image:image-20231209152917-1.png||height="300" width="1172"]]
++
  (% style="color:blue" %)**Battery Info:**
  Check the battery voltage for DS20L
@@ -255,27 +255,174 @@
  (% style="color:blue" %)**Sensor State:**
--Ex1: 0x00: Normal collection distance
++Ex1: 0x00: Distance Reading is valid
--Ex2 0x0x: Distance collection is wrong
++Ex2: 0x0x: Distance Reading is invalid
--(% style="color:blue" %)**Interript Count:**
++(% style="color:blue" %)**Interrupt Count:**
  If payload is:000007D0H: count = 07D0H =2000
--==== (% style="color:red" %)**MOD~=2**(%%)** ** ====
++==== (% style="color:red" %)**AT+MOD~=2**(%%)** ** ====
--Uninterrupted measurement. When the distance exceeds the limit, the output IO is set high and reports are reported every five minutes. The time can be set and powered by an external power supply.Uplink Payload totals 11bytes.
--(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
++The power consumption of uninterrupted measurement is high, and the device needs to use external power supply.(The switch is switched to E and the external power supply is used.)
++
++[[image:image-20231128133704-1.png||height="189" width="441"]]
++
++
++* **Set over-limit alarm mode: AT+DOL=3,500,244,**(% style="color:red" %)0(%%)**,120**
++
++(% class="wikigeneratedid" id="HUninterruptedmeasurement.Whenthedistanceexceedsthelimit2CtheoutputIOissethighandreportsarereportedeveryfiveminutes.Thetimecanbesetandpoweredbyanexternalpowersupply.UplinkPayloadtotals11bytes." %)
++Continuously measurement with Alarm. When the distance exceeds the limit, the output IO high, instant alarm.
++
++(% class="wikigeneratedid" %)
++**Uplink Payload totals 9 bytes.**
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
++|(% style="background-color:#4f81bd; color:white; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:130px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
++|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:74px" %)Distance |(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
++
++**MOD+DO+ Alarm+ Do flag+ Limit flag:**
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
++|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
++|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
++(((
++DO
++)))
++
++(((
++0：Within limit
++
++1：Out of limit
++)))
++)))|(% style="width:73px" %)(((
++Alarm
++
++0: No Alarm;
++
++1: Alarm
++)))|(% style="width:150px" %)(((
++DO flag
++
++0：the over-limit alarm mode
++
++1：the person or object count mode
++)))|(% style="width:103px" %)Limit flag
++(0~~3)
++
++Example parse in TTNv3
++
++[[image:image-20231209171127-3.png||height="374" width="1209"]]
++
++(% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
++
++(% style="color:red" %)**MOD:**
++
++**Example: ** (0x60>>6) & 0x3f =1
++
++**0x01:**  Regularly detect distance and report.
++**0x02: ** Uninterrupted measurement (external power supply).
++
++(% style="color:red" %)**Alarm:**
++
++When the detection distance exceeds the limit, the alarm flag is set to 1.
++
++(% style="color:red" %)**DO:**
++
++Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
++
++(% style="color:red" %)**Threshold Flag for Alarm:**
++
++Mode for setting threshold: **0~~3**
++
++**0:** Distance limit range is not enabled, alarm:0.
++
++**1:** Trigger Alarm if distance exceed the range between lower and upper.
++
++**2:** Trigger Alarm if distance smaller than the upper limit.
++
++**3: **Trigger Alarm if distance bigger than the lower limit .
++
++
++(% style="color:blue" %)**Distance:**
++
++ Actual sampling distance values.
++
++**Example:**
++
++**AT+DOL=1,500,244,**(% style="color:red" %)0(%%)**,120  **
++
++The distance is detected every 120ms.
++
++When the actual detection value is within the range of [244mm,500mm], the data is uploaded in the normal TDC time.
++
++When the actual detection value is outside the range of [244mm,500mm], the uplink data will be immediately alerted.
++
++If payload is: 0708H: distance = 0708H = 1800 mm
++
++
++(% style="color:blue" %)**Upper limit:**
++
++Show the pre-set upper limit in Hex, Unit: mm.
++
++Ex: 01F4(H)=500mm
++
++
++(% style="color:blue" %)**Lower limit:**
++
++Show the pre-set lower limit in Hex, Unit: mm.
++
++Ex: 0xF4(H)=244mm
++
++
++* **Set the person or object count mode: AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120**
++
++Continuously measurement with Alarm, detect and count people or things passing by in distance limit mode.
++
++**Uplink Payload totals 11 bytes.**
++
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
  |(% style="background-color:#4f81bd; color:white; width:70px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:40px" %)**2**|(% style="background-color:#4f81bd; color:white; width:130px" %)**1**|(% style="background-color:#4f81bd; color:white; width:130px" %)**4**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**|(% style="background-color:#4f81bd; color:white; width:70px" %)**2**
--|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:176px" %)MOD+Alarm+Do+Limit flag|(% style="width:74px" %)Distance Limit  Alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
++|(% style="width:91px" %)Value|(% style="width:41px" %)BAT|(% style="width:210px" %)MOD+ DO+ Alarm+ DO flag+ Limit flag|(% style="width:176px" %)Distance limit  alarm count|(% style="width:100px" %)Upper limit|(% style="width:119px" %)Lower limit
--[[image:1701155150328-206.png]]
++**MOD+DO+ Alarm+ Do flag+ Limit flag:**
++(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:680px" %)
++|(% style="background-color:#4f81bd; color:white; width:50px" %)**Size(bit)**|(% style="background-color:#4f81bd; color:white; width:60px" %)**[bit7:bit6]**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit5**|(% style="background-color:#4f81bd; color:white; width:90px" %)**bit4**|(% style="background-color:#4f81bd; color:white; width:120px" %)**bit3**|(% style="background-color:#4f81bd; color:white; width:100px" %)**[bit2:bit1:bit0]**
++|(% style="width:50px" %)Value|(% style="width:60px" %)MOD|(% style="width:89px" %)(((
++(((
++DO
++)))
++
++(((
++0：Within limit
++
++1：Out of limit
++)))
++)))|(% style="width:73px" %)(((
++Alarm
++
++0: No Alarm;
++
++1: Alarm
++)))|(% style="width:150px" %)(((
++DO flag
++
++0：the over-limit alarm mode
++
++1：the person or object count mode
++)))|(% style="width:103px" %)Limit flag
++(0~~3)
++
++Example parse in TTNv3
++
++[[image:image-20231209173457-5.png||height="277" width="1098"]]
++
  (% style="color:blue" %)**MOD & Alarm & Do & Limit flag:**
  (% style="color:red" %)**MOD:**
@@ -291,35 +291,50 @@
  (% style="color:red" %)**Do:**
--When the distance exceeds the set threshold, pull the Do pin high.
++Shows the DO pin status, while there is alarm trigger, The DO pin will be set to high (3.3v), It will be set to 0 low level when there is no alarm.
--(% style="color:red" %)**Limit flag:**
++(% style="color:red" %)**Threshold Flag for Alarm:**
--Mode for setting threshold: **0~~5**
++Mode for setting threshold: **0~~3**
  **0:** does not use upper and lower limits
  **1:** Use upper and lower limits
--**2:** is less than the lower limit value
++**2:** Less than the upper limit
--**3:** is greater than the lower limit value
++**3: **Greater than the lower limit
--**4:** is less than the upper limit
--**5:** is greater than the upper limit
++(% style="color:blue" %)**Distance limit alarm count:**
++People or objects are collected and counted within a limited distance.
++The detection of a stationary person or object at each sampling time will be repeated three times, and the fourth sampling count will be added by 1.
++
++**Example:**
++
++**AT+DOL=1,500,244,**(% style="color:red" %)1(%%)**,120   **
++
++People or objects passing within the distance range of [244mm,500mm] are detected and counted every 120ms.
++
++If payload is: 0x56H, interrupt count =0x56H =86
++
++
  (% style="color:blue" %)**Upper limit:**
--The upper limit of the threshold cannot exceed 2000mm.
++Show the pre-set upper limit in Hex, Unit: mm.
++Ex: 01F4(H)=500mm
++
  (% style="color:blue" %)**Lower limit:**
--The lower limit of the threshold cannot be less than 3mm.
++Show the pre-set lower limit in Hex, Unit: mm.
++Ex: 0xF4(H)=244mm
++
  == 2.4 Decode payload in The Things Network ==
@@ -341,7 +341,7 @@
  (((
--[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
++[[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, onhuman-friendlya in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
  )))
@@ -354,17 +354,21 @@
  )))
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592790040-760.png?rev=1.1||alt="1654592790040-760.png"]]
++[[image:image-20231207153532-6.png||height="562" width="861"]]
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654592800389-571.png?rev=1.1||alt="1654592800389-571.png"]]
++[[image:image-20231207155940-8.png]]
++For more detailed instructions, refer to the following instructions: [[Welcome - Datacake Docs>>url:https://docs.datacake.de/]]
++[[image:image-20231207160733-11.png||height="429" width="759"]]
++
++
  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
  (% style="color:blue" %)**Step 4**(%%)**: Search the DS20L and add DevEUI.**
--[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LDDS75%20-%20LoRaWAN%20Distance%20Detection%20Sensor%20User%20Manual/WebHome/1654851029373-510.png?rev=1.1||alt="1654851029373-510.png"]]
++[[image:image-20231207160343-10.png||height="665" width="705"]]
  After added, the sensor data arrive TTN V3, it will also arrive and show in Datacake.
@@ -387,13 +387,10 @@
  DS20L supports below configure method:
--* AT Command via Bluetooth Connection (**Recommended**): [[BLE Configure Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/BLE%20Bluetooth%20Remote%20Configure/]].
++* AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.5UARTConnectionforDS20Lmotherboard]].
--* AT Command via UART Connection : See [[UART Connection>>http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H2.3UARTConnectionforSN50v3basemotherboard]].
--
  * LoRaWAN Downlink.  Instruction for different platforms: See [[IoT LoRaWAN Server>>http://wiki.dragino.com/xwiki/bin/view/Main/]] section.
--
  == 3.2 General Commands ==
@@ -411,7 +411,7 @@
  == 3.3 Commands special design for DS20L ==
--These commands only valid for DS20L, as below:
++Below commands only valid for DS20L, as below:
  === 3.3.1 Set Transmit Interval Time ===
@@ -497,7 +497,6 @@
  * Example 2: Downlink Payload: 06000003      ~/~/   Set the interrupt mode to rising edge trigger
--
  === 3.3.3 Set work mode ===
@@ -519,7 +519,6 @@
  * **Example:** 0x0A02       ~/~/  Same as AT+MOD=2
--
  === 3.3.4 Set threshold and threshold mode ===
@@ -537,7 +537,8 @@
  )))
  |(% style="width:172px" %)AT+ DOL =1,1800,100,0,400|(% style="width:279px" %)Set only the upper and lower thresholds|(% style="width:118px" %)OK
--(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
++(% border="1" cellspacing="5" style="background-color:#f2f2f2; width:510px" %)
++|=(% style="width: 162px;background-color:#4F81BD;color:white" %)**Command Example**|=(% style="width: 193px;background-color:#4F81BD;color:white" %)**Function**|=(% style="width: 155px;background-color:#4F81BD;color:white" %) Parameter
  |(% rowspan="11" style="color:blue; width:120px" %)(((
@@ -550,32 +550,27 @@
--**AT+DOL=5,1800,0,0,400**
--)))|(% rowspan="6" style="width:240px" %)(((
++**AT+DOL=1,1800,3,0,400**
++)))|(% rowspan="4" style="width:240px" %)(((
--
--
  The first bit sets the limit mode
  )))|(% style="width:150px" %)0: Do not use upper and lower limits
  |(% style="width:251px" %)1: Use upper and lower limits
--|(% style="width:251px" %)2: Less than the lower limit
++|(% style="width:251px" %)2:Less than the upper limit
  |(% style="width:251px" %)3: Greater than the lower limit
--|(% style="width:251px" %)4: Less than the upper limit
--|(% style="width:251px" %)5: Greater than the upper limit
  |(% style="width:226px" %)The second bit sets the upper limit value|(% style="width:251px" %)3~~2000MM
  |(% style="width:226px" %)The third bit sets the lower limit value|(% style="width:251px" %)3~~2000MM
  |(% rowspan="2" style="width:226px" %)The fourth bit sets the over-limit alarm or person or object count.|(% style="width:251px" %)0 Over-limit alarm, DO output is high
  |(% style="width:251px" %)1 Person or object counting statistics
  |(% style="width:226px" %)The fifth bit sets the sampling time|(% style="width:251px" %)(((
--0~~10000ms
++100~~10000ms
  )))
--
  (% style="color:blue" %)**Downlink Command: 0x07**
  Format: Command Code (0x07) followed by 9 bytes.
@@ -586,15 +586,34 @@
  * Example 1: Downlink Payload: 070107080064000190      **~-~-->**   AT+MOD=1,1800,100,0,400
--* Example 2: Downlink Payload: 070200000064000190      **~-~-->**   AT+MOD=2,0,100,0,400
++* Example 2: Downlink Payload: 070200000064000190      **~-~-->**   AT+MOD=2,1800,100,0,400
--* Example 3: Downlink Payload: 070300000064000190      **~-~-->**   AT+MOD=3,1800,100,0,400
++* Example 3: Downlink Payload: 070300000064000190      **~-~-->**   AT+MOD=3,0,100,0,400
--* Example 4: Downlink Payload: 070407080000000190      **~-~-->**   AT+MOD=4,0,100,0,400
++(% style="color:Red" %)**Note: The over-limit alarm is applied to MOD1 and MOD2.**
--* Example 5: Downlink Payload: 070507080000000190      **~-~-->**   AT+MOD=5,1800,100,0,400
++**For example:**
++* **AT+MOD=1**
++         **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
++
++Send data according to the normal TDC time. If the mode limit is exceeded, the alarm flag is set to 1:
++
++[[image:image-20231211113204-2.png||height="292" width="1093"]]
++
++* **AT+MOD=2  **
++
++         **AT+DOL=1,500,244,**(% style="color:blue" %)0(%%)**,300**
++
++If the mode limit is exceeded, the data is immediately uplink and the alarm flag is set to 1:
++
++[[image:image-20231211114932-3.png||height="277" width="1248"]]
++
++
++
++
++
  = 4. Battery & Power Consumption =
@@ -623,7 +623,6 @@
  * Update through UART TTL interface: **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART%20Access%20for%20LoRa%20ST%20v4%20base%20model/#H1.LoRaSTv4baseHardware]]**.
--
  = 6. FAQ =
  == 6.1 What is the frequency plan for DS20L? ==
@@ -711,7 +711,6 @@
  * (% style="color:red" %)**CN470**(%%): LoRaWAN CN470 band
--
  = 9. Packing Info =
@@ -729,7 +729,6 @@
  * Weight / pcs : g
--
  = 10. Support =
@@ -736,6 +736,3 @@
  * 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.
  * Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]].
--
--
--

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Changes for page DS20L -- LoRaWAN Smart Distance Detector User Manual 01

Summary

Details

Applications

Navigation