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B1
B2
B3
B15
B16
Result Codes:
OK
ERROR
Dn Dial
This command instructs the modem to dial a telephone
number. Enter n (the telephone number and any modifiers)
after the ATD command.
Any digit or symbol (0-9, *, #, A, B, C, D) may be dialed as
touch-tone digits. Characters such as spaces, hyphens, and
parentheses do not count. They are ignored by the modem,
but you may want to include them to make the number and
modifiers easier to read.
The following may be used as phone number modifiers:
P
S=n
T
,
W
Selects Bell 212A when the modem is at 1200
bps.
Unselects V.23 reverse channel.
Unselects V.23 reverse channel.
Selects V.21 when the modem is at 300 bps.
Selects Bell 103J when the modem is at 300
bps.
n = 0,1,2,3,15,16
Otherwise
Pulse dialing.
Dial using the string saved by &Zn command.
Touch-tone dialing (default).
Pause during dialing. Pause for time specified
in Register S8 before processing the next
character in the dial string.
Wait for dial tone. Modem waits for a second
dial tone before processing the dial string.
AT Commands
AT command formats
53
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