Floppy disk drive Interface

Item

Specification

 

 

Floppy disk drive controller

SiS950

 

 

Floppy disk drive controller resident bus

ISA bus

 

 

Support FDD format

360KB, 720KB, 1.2MB, 1.44MB, 2.88MB

 

 

Parallel Port

Item

Specification

 

 

Parallel port controller

SiS950

 

 

Parallel port controller resident bus

ISA bus

 

 

Number of parallel ports

1

 

 

Support ECP/EPP

SPP / Bi-directional / ECP / EPP

 

 

Connector type

25-pin D-type female connector

 

 

Parallel port function control

Enable/disable by BIOS Setup

 

 

Optional ECP DMA channel

DMA channel 1

(in BIOS Setup)

DMA channel 3

 

 

Optional parallel port I/O address

378h

(via BIOS Setup)

278h

 

 

Optional parallel port IRQ

IRQ5

(via BIOS Setup)

IRQ7

 

 

Serial Port

Item

Specification

 

 

Serial port controller

SiS950

 

 

Serial port controller resident bus

ISA bus

 

 

Number of serial port

2

 

 

Serial ports location

CN4, 5

 

 

16550 UART support

Yes

 

 

Connector type

9-pin D-type female connector

 

 

Optional serial port I/O address

COM1: 2F8h, 3E8h, 2E8h

(via BIOS Setup)

COM2: 3E8h, 3F8h, 2F8h

 

 

Optional serial port IRQ

COM1: IRQ 3, and 4

(via BIOS Setup)

COM2: IRQ 4, and 3

 

 

Modem

Item

 

Specification

 

 

 

Fax modem data baud rate (bps)

V.17

12K/1.44K

 

 

 

Data modem data baud rate (bps)

V.90

32K to 56K (received only)

 

 

Voice modem

V.253

 

 

 

Modem connector type

RJ11

 

 

 

 

Full duplex

Yes

 

 

 

 

NOTE: AcerPower Sc support V.90 56K with Universal DAA Fax/Modem.

16

Chapter 1

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Image 24
Acer power sx/sxb/sc manual Floppy disk drive Interface, Parallel Port, Serial Port, Modem