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Extended at& command set – ZyXEL Communications U-336SA User Manual

Page 108

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94 AT Command Set Summaries

Output
Parameter

Output Value Description

Break Time-out

DTR Dropped

Carrier Lost 1 (No
handshaking
response)
Security check ATH
command D/V hang
up

Carrier Lost 2 (Remote
hang-up, busy tone)
Keyboard Abort
Inactivity

Extended AT& Command Set

Command Options Function & Description

Ref.

&Bn

Data rate, terminal-to-modem.
(DTE/DCE)

S28.6

&B0

DTE rate follows connection rate.
(See also S44.6)

&B1 * DTE/DCE rate fixed at DTE setting

(See also S18, S20, and S44.6)

&Cn

Carrier Detect (CD) options

S21.4

&C0

CD always ON (See also S42.7)

&C1 * CD tracks presence of carrier (See

also S38.3, S42.7)

&Dn

Data Terminal Ready (DTR) options.
(See also S25)

S21.6-7

&D0

Ignore DTR signal, assume DTR is
always ON.

&D1

108.1, DTR OFF-ON transition
causes dial of the default number.
(See also 'AT*Dn' and S48.4)

&D2 * 108.2, Data Terminal Ready, DTR

OFF causes the modem to hang up.

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