PRACTICAL PERIPHERALS, INC.

PM9600HC II

Modem Type

Data (synchronous/asynchronous)/Fax

Maximum Data Rate

9600bps

Maximum Fax Rate

9600bps

Data Bus

8-bit ISA

Fax Class

Class I & II

Data Modulation Protocol

Bell 103A/212A

ITU-T V.21, V.22, V.22bis, V.32

Fax Modulation Protocol

ITU-T V.27ter, V.29

Error Correction/Compression

MNP5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Line out

CN1

Line in

CN2

BASE I/O ADDRESS SELECTION

Address

SW1/1

SW1/2

COM1: (3F8h)

On

On

COM2: (2F8h)

On

Off

COM3: (3E8h)

Off

On

COM4: (2E8h)

Off

Off

INTERRUPT SELECTION

IRQ

JP1 pins 1 & 2

JP1 pins 3 & 4

JP1 pins 5 & 6

» 3/4

Closed

Open

Open

2

Open

Closed

Open

5

Open

Open

Closed

Proprietary AT Command Set

REDIAL

Type:

Immediate

Format:

AT [cmds] DL

Example:

AT M1 DL<CR>

Description:

Redials the last number dialed.

REPORT INFORMATION

Type:

Immediate

Format:

AT [cmds] In [cmds]

Example:

AT I1 &W<CR>

Description:

Displays modem properties.

Command

Function

I0

Reports modem model and speed.

I1

Reports checksum number.

I2

Reports checksum result.

I3

Reports firmware version.

I4

Reports current command settings.

V.22 PROBE REJECT TIME

Type:

Register

Format:

AT [cmds] S97=n [cmds]

Example:

ATS97=15<CR>

Default:

30

Range:

15-70

Unit:

.1 second

Description:

Sets the time for which the modem will reject the V.22/V.22bis probe signal when in V.32 mode.