AT Commands Set

SIM5215_SIM5216 AT Command Manual
P>,
ERROR
+CME ERROR:
Defined values
a numeric parameter that identifies a connection. the range of permitted values is 0 to 9.
a string parameter that identifies the type of transmission protocol.
TCP Transfer Control Protocol
UDP User Datagram Protocol
A string parameter that identifies the IP address of server.The IP address format consists of 4
octets,separated by decimal point:”AAA.BBB.CCC.DDD”.In the latest software version,it already
Supports DNS query,so it may be a string like “www.google.cn.”.
a numeric parameter that identifies the port of TCP server, the range of permitted values is 0 to
65535.
A string parameter that displays the cause of occurring error.
Examples
AT+CIPOPEN=0,"TCP","116.228.221.51",100
Connect ok
OK
AT+CIPOPEN=?
+CIPOPEN: (0-9), ("TCP", "UDP")
OK
AT+CIPOPEN?
+CIPOPEN: 0, "TCP", "116.228.221.51", 100
+CIPOPEN: 1
+CIPOPEN: 2
+CIPOPEN: 3
+CIPOPEN: 4
+CIPOPEN: 5
+CIPOPEN: 6
+CIPOPEN: 7
+CIPOPEN: 8
+CIPOPEN: 9
OK
AT+CIPOPEN=0,"TCP","www.google.cn",80
Connect ok
SIM5215_SIM5216_AT Command Manual_V1.13 308
1/13/2011