Perle 833IS, Руководство пользователя

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AT Commands
244 Perle 833IS User Guide
an error message. Valid only after the post dial character.
@ Wait for silence: the modem will wait for at least 5 seconds of silence in the
call progress frequency band before continuing with the next dial string
parameter. If the modem does not detect these 5 seconds of silence before
the expiration of the call abort timer (S7), the modem will terminate the call
attempt with a NO ANSWER message. If busy detection is enabled, the
modem may terminate the call with the BUSY result code. If answer tone
arrives during execution of this parameter, the modem handshakes. Valid
only after the post dial character.
& Wait for credit card dialing tone before continuing with the dial string. If
the tone is not detected within the time specified by S7 (US models) or S6
(W-class models), the modem will abort the rest of the sequence, return on-
hook, and generate an error message. Valid only after the post dial
character.
En - Command
Echo
The modem enables or disables the echo of characters to the DTE according to the
parameter supplied.
E0 Disables command echo.
E1 Enables command echo. (Default.)
Result Codes:
OK
n = 0 or 1.
ERROR Otherwise.
Hn - Disconnect
(Hang-Up)
This command initiates a hang up sequence.
This command may not be available for some countries due to PTT restrictions.
H0 The modem will release the line if the modem is currently on-line, and
will terminate any test (AT&T) that is in progress. Country specific,
modulation specific, and error correction protocol specific processing is
handled outside of the H0 command.
H1 If on-hook, the modem will go off-hook and enter command mode. For
US models, the modem will remain off-hook. For W-class models, the
modem will return on-hook after a period of time determined by S7.
Result Codes:
OK
n = 0 or 1.
ERROR Otherwise.