User's Manual

2. Configuration setting and related
command
ABP mode:
In ABP mode, the user needs to configure 3 parameters, which are
device address, network session key, application session key.
The following AT commands are for end user to set the 3
parameters on WMDD-209.
AT+ECHO=1 /*show the
characters user input*/
AT+CMODE=1 /*set node to ABP mode*/
AT+CDEVADDR=<device address> /*set device address*/
AT+CNWKSKEY=<network session key> /*set network session
key*/ AT+CAPPSKEY=<application session key> /*set
application session key*/
AT&W /*save the
configuration*/
ATZ /*reboot the node*/
If the gateway is set well too, users can follow the instruction to
send packets.
AT+DTTX /*quick send, the message is
device address*/
AT+DTX=<msgLength>,<shot
msg> AT+DTX=2,"Hi"
AT+DTX=11,"Hello World"
OTAA mode:
In OTAA mode, the user needs to prepare 3 parameters,
which are application EUI, device EUI and application key.
The following AT commands are for end user to set the 3
parameters above on WMDD-209.