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Hayes protocol reference
Return the Modem to command mode
Place this command code at the end of the dial command line when trans-
mitting information to a telephone order service or bank service that recog-
nizes touch-tones. By inserting the semicolon, you can
ent~r
a long command
line before establishing communication with another modem.
Example:
The screen
shows:
Command line
Function
AT D T(111)123-4567; (ENTER)
Wgke up!
OK
AT D 43278 #; ( ENTER )
OK
AT 08881 #; (ENTER)
OK
AT D 273*65#; (ENTER)
OK
AT
HO
(ENTER)
Originate the call by touch-
ton~
dialing.
Return to command mode.
Tr?nsmit the ID number.
R~turn
to command
mod~.
Tr?nsmit the password.
Return to command
mod~.
Ent~r
the transaction.
Return to command
mod~.
Terminate the call.
Al
Repeat the command line (Redial command)
The Modem repeats the command line stored in the command buffer when
. repeat command A/ is entered. Use this command to dial again when you
get a busy signal or if a carrier signal is not detected. There is no need to
input the attention code AT or carriage return before or after the repeat com-
mand. Just enter A/.
The command buffer is cleared under the following conditions.:
• New command line beginning with AT is entered
• Reset command Z is entered
• Modem is switched OFF
O, o
On-line command
The on-line command returns the Modem to on-line mode from command
mode (reverse of the escape command). Use this command to return to the
on-line state after executing the local command.
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