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20 Keyboard dialing
Hayes keyboard dialing commands
The following table provides a complete list of Hayes commands
supported by the MADO.
Note: If the commands are input without a numerical parameter, it
is assumed to be 0. For example, user input of ATE is interpreted as
ATE0, which disables the echoing of the keyboard dialing commands.
Table 4 Hayes Keyboard Dialing commands (Sheet 1 of 3)
Command
A/
A
AT (CR)
D
E0
E1
H0
I0
I1
I4
N1
O
555-4001-110 Standard 09.03 July, 2002
Meaning
re-execute previous command line; not preceded
with the letters AT nor followed by a carriage return
Go into answer mode; and attempt to go into the
on–line state.
command line syntax
Go into originate mode; dial number that follows;
and attempt to go into the online state.
Disable character echo in the command state.
Enable character echo in the command state
(default setting).
Go on–hook.
Request product identification code; and output
contents of S registers S52-S54.
Values are: 960 (Smartmodem V-series 9600)
(default value)
124 (Smartmodem 1200)
240 (Smartmodem 2400 or Smartmodem V-series
2400)
Returns a 2s complement checksum of MADO
ROM
Displays a037800c004420 b100000000 (same
value as Smartmodem V-series 9600 returns)
MADO ignores S37; connection is attempted at the
speed of the last autobaud command.
Go into the on-line state
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