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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 227.1
edited by Dilisi S
on 2024/12/02 02:12
Change comment: Dec 1 - Fix grammar
To version 225.1
edited by Dilisi S
on 2024/11/30 19:24
Change comment: Uploaded new attachment "lt-22222-l-js-custom-payload-formatter.png", version {1}

Summary

Details

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Content
... ... @@ -178,7 +178,7 @@
178 178  The LT-22222-L I/O Controller can be powered by a **7–24V DC** power source. Connect your power supply’s **positive wire** to the **VIN** and the **negative wire** to the **GND** screw terminals. The power indicator **(PWR) LED** will turn on when the device is properly powered.
179 179  
180 180  {{warning}}
181 -**We recommend that you power on the LT-22222-L after adding its registration information to the LoRaWAN network server. Otherwise, the device will continuously send join-request messages to attempt to join a LoRaWAN network but will fail.**
181 +**We recommend that you power on the LT-22222-L after configuring its registration information with a LoRaWAN network server. Otherwise, the device will continuously send join-request messages to attempt to join a LoRaWAN network but will fail.**
182 182  {{/warning}}
183 183  
184 184  
... ... @@ -315,12 +315,6 @@
315 315  [[image:lt-22222-ul-payload-fmt.png]]
316 316  
317 317  
318 -We also have a payload formatter that resolves some decoding issues present in the Device Repository formatter. You can add it under the Custom JavaScript formatter. It can be found [[here>>https://github.com/dragino/dragino-end-node-decoder/blob/main/LT22222-L/v1.6_decoder_ttn%20.txt]]:
319 -
320 -(% class="wikigeneratedid" %)
321 -[[image:lt-22222-l-js-custom-payload-formatter.png]]
322 -
323 -
324 324  ==== 3.2.2.6 Downlinks ====
325 325  
326 326  When the LT-22222-L receives a downlink message from the server, the **RX LED** turns on for **1 second**.
... ... @@ -1890,13 +1890,13 @@
1890 1890  
1891 1891  ==== 3.4.2.25 Copy downlink to uplink ====
1892 1892  
1893 -This command enables the device to immediately uplink the payload of a received downlink packet back to the server. The command allows for quick data replication from downlink to uplink, with a fixed port number of 100.
1887 +This command enables the device to immediately uplink the content of a received downlink packet back to the server. The command allows for quick data replication from downlink to uplink, with a fixed port number of 100.
1894 1894  
1895 -(% style="color:#037691" %)**AT Command**(%%)**:**
1889 +* (% style="color:#037691" %)**AT Command**(%%)**:**
1896 1896  
1897 -(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving a downlink payload from the server, the device will immediately uplink the payload back to the server using port number 100.
1891 +(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1898 1898  
1899 -Example：**aa xx xx xx xx**         ~/~/ **aa** indicates whether the configuration has changed: **00** means YES, and **01** means NO. **xx xx xx xx** are the bytes uplinked back.
1893 +Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1900 1900  
1901 1901  
1902 1902  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
... ... @@ -1903,16 +1903,28 @@
1903 1903  
1904 1904  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1905 1905  
1906 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1900 +(% border="2" style="width:500px" %)
1901 +|(% style="width:122px" %)**Command**|(% style="width:376px" %)(((
1902 +AT+RPL=5
1907 1907  
1908 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1904 +After receiving a downlink packet from the server, the node immediately uplinks the content of the packet back to the server using port number 100.
1905 +)))
1906 +|(% style="width:122px" %)**Example**|(% style="width:376px" %)(((
1907 +Downlink:
1909 1909  
1909 +01 00 02 58
1910 1910  
1911 -(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1911 +Uplink:
1912 1912  
1913 -There is no downlink option available for this feature.
1913 +01 01 00 02 58
1914 +)))
1914 1914  
1916 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1915 1915  
1918 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1919 +
1920 +
1921 +
1916 1916  ==== 3.4.2.26 Query firmware version, frequency band, sub band, and TDC time ====
1917 1917  
1918 1918  This command is used to query key information about the device, including its firmware version, frequency band, sub band, and TDC time. By sending the specified payload as a downlink, the server can retrieve this essential data from the device.