User manual

TECHNICAL REFERENCE
Extended Data Commands
8-8
&$ Displays a list of ampersand (&) commands.
&An Enables/disables added result code subsets (see Xn).
&A0 ARQ result codes disabled
&A1 ARQ result codes enabled
&A2 V.32 modulation indicator added
&A3 Protocol indicators addedLAPM/MNP/NONE
(error control) and V42bis/MNP5 (data
compression)
&Bn Manages modem’s serial port rate.
&B0 Variable, follows connection rate
&B1 Fixed serial port rate
&B2 Fixed in ARQ mode, variable in non-ARQ mode
&Cn Controls Carrier Detect (CD) signal.
&C0 CD override
&C1 Normal CD operations
&Dn Controls Data Terminal Ready (DTR) operations.
&D0 DTR override
&D1 DTR toggle causes online Command mode
&D2 Normal DTR operations
&D3 Resets on receipt of DTR
&Fn Loads a read-only (non-programmable) factory configuration.
&F0 Generic template
&F1 Hardware flow control template
&F2 Software flow control template
&Gn Sets Guard Tone.
&G0 No guard tone, U.S. and Canada
&G1 550 Hz guard tone, some European countries,
requires B0 setting.
&G2 1800 Hz guard tone, U.K., requires B0 setting.
&Hn Sets Transmit Data (TD) flow control (see also &Rn).
&H0 Flow control disabled
&H1 Hardware flow control, Clear to Send (CTS)
&H2 Software flow control, XON/XOFF
&H3 Hardware and software flow control
&In Sets Receive Data (RD) software flow control (see also
&Rn).
&I0 Software flow control disabled
&I1 XON/XOFF signals to your modem and remote
system
&I2 XON/XOFF signals to your modem only
&Kn Enables/disables data compression.
&K0 Data compression disabled
&K1 Auto enable/disable
&K2 Data compression enabled
&K3 MNP5 compression disabled
&Mn Sets Error Control (ARQ) for connections at 1200
bps and higher.
&M0 Normal mode, error control disabled
&M1 Reserved
&M2 Reserved