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

Last modified by Mengting Qiu on 2025/08/06 17:02

From 174.6 to 174.5 From 175.9 to 175.8

From version 175.8

edited by Xiaoling
on 2022/06/15 10:55

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To version 174.6

edited by Xiaoling
on 2022/06/15 10:33

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@@ -363,6 +363,7 @@
  * If the sensor value lower than 0x0014 (20mm), the sensor value will be invalid.
++
  === 2.3.3  Interrupt Pin ===
  This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2A0SetInterruptMode"]] for the hardware and software set up.
@@ -406,7 +406,7 @@
  While using TTN network, you can add the payload format to decode the payload.
--[[image:1655261164557-670.png]]
++[[image:1654850829385-439.png]]
  The payload decoder function for TTN V3 is here:
@@ -495,6 +495,7 @@
  * Blink once when device transmit a packet.
++
  == 2.7  Firmware Change Log ==
@@ -560,152 +560,138 @@
--== 2.8.4  Battery Life Analyze ==
++= 3.  Configure LDDS75 via AT Command or LoRaWAN Downlink =
--Dragino battery powered products are all run in Low Power mode. User can check the guideline from this link to calculate the estimate battery life:
++(((
++(((
++Use can configure LDDS75 via AT Command or LoRaWAN Downlink.
++)))
++)))
--[[https:~~/~~/www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf>>url:https://www.dragino.com/downloads/downloads/LoRa_End_Node/Battery_Analyze/DRAGINO_Battery_Life_Guide.pdf]]
++* (((
++(((
++AT Command Connection: See [[FAQ>>||anchor="H4.A0FAQ"]].
++)))
++)))
++* (((
++(((
++LoRaWAN Downlink instruction for different platforms: [[IoT LoRaWAN Server>>doc:Main.WebHome]]
++)))
++)))
++(((
++(((
++
++)))
++(((
++There are two kinds of commands to configure LDDS75, they are:
++)))
++)))
--= 3.  Using the AT Commands =
++* (((
++(((
++(% style="color:#4f81bd" %)** General Commands**.
++)))
++)))
  (((
  (((
--
++These commands are to configure:
  )))
  )))
--== 3.1  Access AT Commands ==
++* (((
++(((
++General system settings like: uplink interval.
++)))
++)))
++* (((
++(((
++LoRaWAN protocol & radio related command.
++)))
++)))
--LDDS20 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS20 for using AT command, as below.
++(((
++(((
++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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--[[image:image-20220610172924-4.png||height="483" width="988"]]
++* (((
++(((
++(% style="color:#4f81bd" %)** Commands special design for LDDS75**
++)))
++)))
--
--Or if you have below board, use below connection:
--
--
--[[image:image-20220610172924-5.png]]
--
--
  (((
--In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS20. LDDS20 will output system info once power on as below:
++(((
++These commands only valid for LDDS75, as below:
  )))
++)))
-- [[image:image-20220610172924-6.png||height="601" width="860"]]
--Below are the available commands, a more detailed AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSE01/]].
++== 3.1  Access AT Commands ==
++LDDS75 supports AT Command set in the stock firmware. You can use a USB to TTL adapter to connect to LDDS75 for using AT command, as below.
--AT+<CMD>?  :    Help on <CMD>
++[[image:image-20220610172924-4.png||height="483" width="988"]]
--AT+<CMD>   :     Run <CMD>
--AT+<CMD>=<value>  :     Set the value
++Or if you have below board, use below connection:
--AT+<CMD>=?  :                 Get the value
++[[image:image-20220610172924-5.png]]
--(% style="color:#037691" %)** General Commands :**
--AT  :           Attention
++(((
++In the PC, you need to set the serial baud rate to (% style="color:green" %)**9600**(%%) to access the serial console for LDDS75. LDDS75 will output system info once power on as below:
++)))
--AT?  :          Short Help
--ATZ :          MCU Reset
++ [[image:image-20220610172924-6.png||height="601" width="860"]]
--AT+TDC :   Application Data Transmission Interval
--(% style="color:#037691" %)** Keys, IDs and EUIs management :**
++== 3.2  Set Transmit Interval Time ==
--AT+APPEUI  :      Application EUI
++Feature: Change LoRaWAN End Node Transmit Interval.
--AT+APPKEY  :     Application Key
++(% style="color:#037691" %)**AT Command: AT+TDC**
--AT+APPSKEY  :   Application Session Key
++[[image:image-20220610173409-7.png]]
--AT+DADDR :      Device Address
--AT+DEUI :          Device EUI
++(((
++(% style="color:#037691" %)**Downlink Command: 0x01**
++)))
--AT+NWKID  :     Network ID (You can enter this command change only after successful network connection)
++(((
++(((
++Format: Command Code (0x01) followed by 3 bytes time value.
--AT+NWKSKEY  : Network Session Key Joining and sending date on LoRa network
++(((
++If the downlink payload=0100003C, it means set the END Node’s Transmit Interval to 0x00003C=60(S), while type code is 01.
++)))
--AT+CFM :           Confirm Mode
++* Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
++* Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
++)))
++)))
--AT+CFS :            Confirm Status
--AT+JOIN  :         Join LoRa? Network
--AT+NJM  :          LoRa? Network Join Mode
--AT+NJS  :           LoRa? Network Join Status
--AT+RECV  :        Print Last Received Data in Raw Format
++== 3.3  Set Interrupt Mode ==
--AT+RECVB :       Print Last Received Data in Binary Format
--
--AT+SEND  :       Send Text Data
--
--AT+SENB  :       Send Hexadecimal Data
--
--
--(% style="color:#037691" %)** LoRa Network Management :**
--
--AT+ADR  :        Adaptive Rate
--
--AT+CLASS  :     LoRa Class(Currently only support class A
--
--AT+DCS  :        Duty Cycle Setting
--
--AT+DR  :          Data Rate (Can Only be Modified after ADR=0)
--
--AT+FCD  :        Frame Counter Downlink
--
--AT+FCU  :        Frame Counter Uplink
--
--AT+JN1DL  :    Join Accept Delay1
--
--AT+JN2DL   :   Join Accept Delay2
--
--AT+PNM   :     Public Network Mode
--
--AT+RX1DL  :   Receive Delay1
--
--AT+RX2DL  :   Receive Delay2
--
--AT+RX2DR  :   Rx2 Window Data Rate
--
--AT+RX2FQ  :   Rx2 Window Frequency
--
--AT+TXP  :        Transmit Power
--
--
--(% style="color:#037691" %)** Information :**
--
--AT+RSSI  :     RSSI of the Last Received Packet
--
--AT+SNR   :    SNR of the Last Received Packet
--
--AT+VER   :     Image Version and Frequency Band
--
--AT+FDR  :      Factory Data Reset
--
--AT+PORT  :   Application Port
--
--AT+CHS   :    Get or Set Frequency (Unit: Hz) for Single Channel Mode
--
-- AT+CHE   :   Get or Set eight channels mode, Only for US915, AU915, CN470
--
--
--
--== 3.2  Set Interrupt Mode ==
--
  Feature, Set Interrupt mode for GPIO_EXIT.
  (% style="color:#037691" %)**Downlink Command: AT+INTMOD**
@@ -724,8 +724,6 @@
  * 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? ==

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