US Robotics 56K MESSAGE MODEM - QUICK FOR WINDOWS Podręcznik Użytkownika Pobierz pdf (Strona 57)

User’s Guide 53

Extended Data Commands

&$ Displays a list of ampersand (&) commands.

&An Enables/disables additional result code subsets.

See Xn.

&A0 ARQ result codes disabled

&A1 ARQ result codes enabled

&A2 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, no flow control

&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.

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US Robotics 56K MESSAGE MODEM - QUICK FOR WINDOWS Podręcznik Użytkownika Strona 57