Airlink Raven GPRS - Manual (Page 84)

AT Commands
76 Cingular GPRS Raven User Guide Version 2.01
TABLE 6. PassThru Mode
Command Parameters Details
\APASSTHRU
Note: This mode is not
available through the remote
AT telnet server.
none Set modem operation to pass through mode. This will
pass any characters received on the serial port directly to
the internal OEM module and output any characters
from the internal OEM module out the serial port. This
allows direct access/configuration of the OEM module.
Once this mode is entered, the unit must be physically
reset to return to normal operation.
Note: It may take up to 30 seconds for the OEM module
to respond after CONNECT is output.
*CSX1=n n=0
n=1
Data will be passed to the host.
PASSTHRU mode will echo all host received data and
will not pass the data to the modem while the modem is
not asserting DCD.
Note: If the modem is asserting DCD, data will be
passed from the host to the modem as it normally is
when *CSX1=0.
*PTINIT=n n=AT command Any AT Command string to be passed to the OEM mod-
ule before entering PASSTHRU mode, e.g. AT&S1V1,
etc.
*PTREFRESH=n n=0-255 min-
utes Number of minutes of inactivity in PASSTHRU mode to
resend the *PTINIT string to OEM module.
0 = Disabled.
*RESETPERIOD=n n=0-255 hours In PASSTHRU mode, modem will be reset after this
period if no data has been sent or received. . Value is in
hours. 0 = Disabled.