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AT Commands: PassThru
Raven EDGE/GPRS for Cingular - User Guide, version 2.31
PassThru
PassThru Mode is used to communicate directly to the Raven's internal hardware.
While the modem is in PassThru mode, ALEOS is disabled. If you need
Caution:
to connect to the Raven while it is in PassThru mode, you will need to do so with a
terminal application. Not all commands are available while the modem is in
PassThru mode.
Common : PassThru
FIGURE 1.
*CSX1=n
n=0 : Data will be passed to the host.
n=1 : 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=string
Any AT Command string to be passed to the OEM module before entering PASSTHRU mode,
e.g. AT&S1V1, etc.
string=AT command(s)
*PTREFRESH=n
Number of minutes of inactivity in PASSTHRU mode to resend the *PTINIT string to the
hardware module.
n=1-255 minutes
n=0 : Disabled
*RESETPERIOD=n
In PASSTHRU mode, modem will be reset after this period if no data has been sent or
received. Value is in hours.
n=1-255 hours
n=0 : Disabled
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