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OPTIMA 144B + FAX144

HAYES MICROCOMPUTER PRODUCTS, INC.

OPTIMA 144B + FAX144

Modem Type

Data (synchronous/asynchronous)/Fax

Maximum Data Rate

14.4Kbps

Maximum Fax Rate

14.4Kbps

Data Bus

External

Fax Class

Class I & II

Data Modulation Protocol

Bell 103A/212A

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

Fax Modulation Protocol

V.17, V.27ter, V.29

Error Correction/Compression

MNP2-5, V.42, V.42bis

CONNECTIONS

Purpose

Location

Purpose

Location

Line in

CN1

Line out

CN2

BASE I/O ADDRESS SELECTION

Address

SW1/1

SW1/2

COM1:

On

On

COM2:

On

Off

COM3:

Off

On

COM4:

Off

Off

HAYES ESP™ MODE

Mode

SW1/3

SW1/4

16450 UART mode

On

On

16550 UART mode

On

Off

16550 UART with hardware flow control

Off

On

Disabled

Off

Off

BASE I/O ADDRESS SELECTION

Address

JP1

JP2

180h

Pins 2 & 3 closed

Pins 2 & 3 closed

188h

Pins 2 & 3 closed

Pins 1 & 2 closed

250h

Pins 1 & 2 closed

Pins 2 & 3 closed

258h

Pins 1 & 2 closed

Pins 1 & 2 closed