www.dragino.com 
LHT52 Temperature & Humidity sensor      36  /  40 
 
6.2 AT Command and Downlink 
Sending ATZ will reboot the node 
Sending AT+FDR will restore the node to factory settings 
Get the node's AT command setting by sending AT+CFG 
Example:    
AT+VER=EU868 v1.0 
AT+NJM=1  
AT+DEUI=25 32 12 45 65 26 12 35 
AT+APPEUI=25 32 12 45 65 26 32 16 
AT+APPKEY=25 32 12 45 65 26 32 16 89 48 85 65 45 87 89 55 
AT+DADDR=00 00 00 00 
AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 
AT+NWKSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 
AT+NWKID=00 00 00 13 
AT+ADR=1 
AT+DR=5 
AT+TXP=1 
AT+CHS=0 
AT+CLASS=A