Extended Data Commands - 3Com 56k User's Manual And Reference

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 V.42 bis/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
54
Technical Reference
&Cn
&Dn
&Fn
Controls Carrier Detect (CD)
signal
&C0 CD override
&C1 Normal CD operations
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
Loads a read-only (non-
programmable) factory
configuration
&F0 Generic template; no
flow control
&F1 Hardware flow control template
&F2 Software flow control template