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COURIER HIGH SPEED MODEMS
At this command the modem displays the number stored in the
ATDL? <Enter>
STORED COMMAND STRING QUERY (&ZC?)
At this command the modem displays the command string stored in NVRAM with the &ZC=s command:
AT&ZC? <Enter>
HELP SCREENS
Courier modems provide five Help screens: summaries of the basic AT command set, extended ampersand (&) command set, Dial command options,
NOTE: The Help screens are not available when the modem
makes a connection in synchronous mode: &M1, &M6, or &M7.
Stop/Restart Display
The following command stops the display. Hold down the Control key and type "S":
<Ctrl>-S
To restart the display, use the same command or press any key.
Cancel Display
Either of the following commands cancels the display.
<Ctrl>-C
<Ctrl>-K
Basic Command Set ($)
At AT$, the Courier displays a screen that shows a partial summary of the command set. A second screen, activated by pressing any key, shows the remaining commands. The first screen is shown in Figure 6.5.