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Multi-Tech Systems MT5634ZPW-PCI User Manual

Page 51

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MT5634ZPW-PCI

51

3 AT Commands, S-Registers and Result Codes

Register Unit

Range

Default

Description

S42

decimal

0–1

1

Enables/disables the 56K auto

rate. Retrain and fallback are
disabled in data mode. 0 = dis-
able; 1 = enable.

S43

decimal

0–1

1

For testing and debugging only.
Enables/disables V.32bis start-up
auto mode operation. 0 = disable;
1 = enable.

S48

decimal

7 or 128 7

The following chart lists the S36
and S48 configuration settings
necessary to negotiate certain
types of connections.

S89

seconds 0, 5–255 10

Sets the length of time in the off-line
command mode before the modem
goes into standby mode. A value
of zero prevents standby mode; a
value of 1–4 sets the value to 5.

S108

decimal

0-3, 6,7

6

Selects the digital loss if using the
modem thru a PBX line. The
default value is -6dB loss, the
value used when calling from a
typical POTS line long distance.