Technical information

Connection
2-6 AT+i Commands Reference Manual May 31, 2008
Connection
+iBDRA - Force W24 into Auto Baud Rate Mode
+iUP - Initiate Internet Session
Syntax: AT+iBDRA
Forces the W24 into auto baud rate mode. The following A, AT or AT+i
command (in any combination of upper or lowercase) from the host will
synchronize on the host's baud rate. W24 supports auto baud rate detection
for the following baud rates: 2400, 4800, 9600, 19200, 38400, 57600, and
115200.
Result Code:
I/OK This result code is sent using the previous baud rate.
Syntax: AT+iUP[:n]
Initiates an Internet session by going online. In a dialup/cellular
environment, a PPP Internet connection is established. Once online,
optionally goes through an IP registration process, as determined by n.
Parameters: n=0..1
Default: n=0
Command Options:
n=0 Go online.
n=1 Go online and carry out the IP registration process according to the relevant
registration option parameters.
Result Code:
I/ONLINE After successfully establishing an Internet session and completing the IP
registration (if requested).
I/ERROR If W24 cannot go online and establish an Internet session or cannot
complete the requested IP registration.