US Robotics 56 K SOFTMODEM - COMMAND REFERENCE REV 1 Manual do Utilizador descarregar pdf (Página 29)

56K Softmodem

Command Reference

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asynchronous communication mode is to use the \N<error control mode>

command.

Result codes:

OK if <value> = 0, 5, 6, 8, or 9.

ERROR if <value> does not equal 0, 5, 6, 8, or 9.

Table 3-29: &Q<value> Commands

&S<value>—Data Set Ready (DSR) Option

Use this command to controls DSR action. Result codes:

OK if <value> = 0—1.

ERROR if <value> does not equal 0—1.

Table 3-30: &S<value> Commands

&T<value>—Self-Test Commands

Use this command to perform diagnostic tests on the modem. Each test is

designed to isolate a problem location when experiencing periodic data loss or

random errors.

Result codes:

OK if <value> = 0.

CONNECT if <value> = 1, 3, or 6.

ERROR if <value> does not equal 0, 1, 3, or 6.

Command Function

&Q0 Asynchronous mode, buffered. Same as \N0.

&Q5 Error control mode, buffered (default). Same as \N3.

&Q6 Asynchronous mode, buffered. Same as \N0.

&Q8 MNP error control mode. If an MNP error control protocol is not established, the modem will

fall back according to the current user setting in register S36.

&Q9 V.42 or MNP error control mode. If neither error control protocol is established, the modem

will fall back according to the current user setting in register S36.

Command Function

&S0 DSR is always on (default).

&S1 DSR comes on after establishing a connection and goes off when the connection ends.

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US Robotics 56 K SOFTMODEM - COMMAND REFERENCE REV 1 Manual do Utilizador Página 29