User's Manual
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LoRaWAN Door Sensor User Manual      11  /  24 
Add APP KEY and DEV EUI 
Step 2: Power on LDS02 and it will auto join to the TTN V3 network. After join success, it will start 
to upload message to TTN V3 and user can see in the panel.   
4.3 Uplink Payload 
Uplink Payload total 10 bytes.   
Size(bytes)  2  1  3  3  1 
value  Status&BAT  MOD 
Always:0x01 
Total open 
door events 
Last door open   
duration (unit: min) 
Alarm 










