U.S. ROBOTICS, INC.

COURIER 2400PC

Card Type

Modem (Asynchronous)

Chip Set

U.S. Robotics

Maximum Data Rate

2400bps

Data Bus

Unidentified

Data Modulation Protocol

Unidentified

V1984

USER CONFIGURABLE SETTINGS

Setting

Label

Position

í DTR normal

SW1/1

Off

DTR forced high

SW1/1

On

í Verbal result codes

SW1/2

Off

Numeric result codes

SW1/2

On

í Enable result codes displayed

SW1/3

On

Disable result codes displayed

SW1/3

Off

í Local echo enabled

SW1/4

Off

Local echo disabled

SW1/4

On

í Auto answer disabled

SW1/5

On

Auto answer enabled

SW1/5

Off

í CD signal normal

SW1/6

Off

CD signal forced high

SW1/6

On

í RJ-11

SW1/7

Off

RJ-12, RJ-13

SW1/7

On

í Smart mode enabled

SW1/8

On

Dumb mode enabled

SW1/8

Off

í Normal operation enabled

SW1/9

On

Escape sequence enabled

SW1/9

Off

í Restore NVRAM defaults

SW1/10

Off

Restore factory defaults

SW1/10

On

Proprietary AT Command Set

BIT-MAPPED REGISTER S15

Format

AT [cmds] S15=n [cmds]

Default:

0

Range:

0-81

Unit:

Bit-mapped

Description:

Controls HST high frequency equalization, non-error-correcting mode buffer, MNP4, BS/DEL switch, MNP compliance and InterBridge compatibility.

Bit

Value

Function

0

í 0

1

HST high frequency equalization enabled

HST high frequency equalization disabled

1 - 2

í 00

Not used

3

í 0

1

Non-error-correcting mode transmit buffer set to 1.5KB

Non-error-correcting mode transmit buffer set to 128 bytes

4

í 0

1

MNP 4 enabled

MNP 4 disabled

5

í 0

1

Disable Specialized application

Enable Specialized application only

6

í 0

1

MNP normal

MNP adjusted for non compliant modems

7

í 0

1

InterBridge compatibility disabled

InterBridge compatibility enabled

See document V1983 for a full command summary.