Table 4-1. AT Command and S-Register Reference (17 of 27)
AT
Command
Description
or
S-Register
\N n
Error Control Mode
This command determines the type of error control
used by the modem.
\N0
\N1
\N2
\N3
\N4
\N5
\N6
\N7
\Q n
Flow Control of Computer and Modem
This command controls two different configuration
options. Flow Control of Computer determines how the
modem controls the flow of data from the computer.
Flow Control of Modem determines how the computer
controls the flow of data from the modem.
Flow Control of Computer
\Q0, \Q5, \Q6 Disable
\Q1, \Q4
\Q2, \Q3
Flow Control of Modem
\Q0, \Q2,\Q4 Disable
\Q1, \Q5
\Q3, \Q6
4-18
Issue 3 April 1994
Buffer mode
Direct mode
MNP or disconnect
MNP or buffer
LAPM or disconnect
LAPM or buffer
V.42/MNP or disconnect
V.42/MNP or buffer
XON/XOFF
CTS to computer
XON/XOFF
RTS to modem