MD-649 User Manual
30
AT+WN=3gnet (configure only APN and keep other
parameters unchanged)
The AT commands supported with SMS configuration are as
follows:
1.
AT+SET=n,value
Set the value of item with order number n
2.
AT+WN=apn,user,passwd
Configure parameters related to dialling, with reply OK or
ERROR.
apn: Access point name, this parameter is unused for
CDMA/EVDO device and can be null. Set "auto" to ask to select
APN automatically.
user: dialling account, the dialing password must be changed
together with dialling account.
passwd: dialling password, the dialing account must be
changed together with dialling password.
3.
AT+DC=addr,port,user,mode
Configure data center parameters, with reply OK or ERROR.
addr: data center address, either IP or domain
port: data center port
user: username
mode: TCP or UDP
4.
AT+SVR=type,reg,hb
type: connect mServer or not, 0: do not connect mServer, 1:
connect mServer
reg: self-defined registration packet when not connecting
mServer, and set “NULL” to clear self-defined registration
packet
hb: self-defined heartbeat packet when not connecting
mServer, and set “NULL” to clear self-defined heartbeat packet
5.
AT+SERPORT= baud,data_bits,parity,stop_bits,type
Baud: baud rate
(2400/4800/9600/19200/38400/57600/115200)