Ositech comm Trumpcard Data/Fax Modem Ln Line Type, Mn Communication Mode, Qn Communication Mode

Section Four

&Ln — Line Type

Parameters 0 or 1

Default0

Controls selection of leased line or dial-up line. Although the modem has only a single line connection, the power level is changed when setting leased line operation.

Examples

AT&L0	Dial-up line
AT&L1	Leased line

&Mn — Communication Mode

Parameters 0

DefaultNone

Same as &Q0.

&Pn — Dial Pulse Ratio (disabled for the U.S.)

Parameters 0,1, 2 or 3

Default0

Selects the ratio of the off hook (make) to an on-hook (break) interval used when pulse dialling.

Examples

AT&P0	39%/61% make/break ratio @ 10 pps
AT&P1	33%/67% make/break ratio @ 10 pps
AT&P2	33%/67% make/break ratio @ 20 pps
AT&P3	33%/67% make/break ratio @ 20 pps
&Qn — Communication Mode
Parameters	0, 4 through 6
Default	5

The modem supports three basic communication modes: asynchronous, autosync, and error correction.

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