Technical information

Nonvolatile Parameter Database
2-156 AT+i Commands Reference Manual May 31, 2008
LAN Parameters
+iMACA - MAC Address of W24
+iDIP - W24 Default IP Address
Syntax: AT+iMACA=mac
Permanently sets W24's MAC address.
Parameters: mac = MAC address. The MAC address may only be assigned
once in the lifetime of the device, i.e., while the current MAC
address is still FFFFFFFFFFFF. After a MAC address is assigned
it cannot be changed or overwritten.
Command Options:
mac=<mac@> mac@ must consist of 12 hexadecimal characters.
If the current MAC is FFFFFFFFFF then mac@ will become the
permanent MAC address.
Default: MAC address is assigned at the factory.
Result Code:
I/OK If mac is a legal hexadecimal string, and the MAC address is
being set for the first time.
I/ERROR Otherwise.
AT+iMACA? Report the current MAC address. If no MAC address has been
defined, the reply will be "FFFFFFFFFFFF". The reply is
followed by I/OK.
AT+iMACA=? Returns the message 'String'. The reply is followed by I/OK.
Syntax: AT+iDIP=IP address
Permanently sets W24's default IP address to IP address.
Parameters: IP address = IP address.
Command Options:
IP address = 0.0.0.0 Empty: At power-up, W24 will attempt to resolve an IP address
via a DHCP server. The assigned address will be stored in the IPA
(active IP address) parameter.
IP address = 255.255.255.255 Reserved.
IP address =<IP ADDR.> IP ADDR will be assigned to W24. The address will be stored in
the DIP parameter. The DIP parameter's value is copied into the
IPA parameter after power-up and after the AT+iDOWN
command.