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COURIER HIGH SPEED MODEMS
6-8 Queries and Help Screens
LAST-DIALED NUMBER QUERY (DL?)
At this command the modem displays the number stored in the
last-dialed number buffer:
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, S-Register functions, and percent (%)
command set.
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.