Parallel Port; Serial Port - Acer Power SC Service Manual

Floppy disk drive Interface
Item
Floppy disk drive controller
Floppy disk drive controller resident bus
Support FDD format

Parallel Port

Item
Parallel port controller
Parallel port controller resident bus
Number of parallel ports
Support ECP/EPP
Connector type
Parallel port function control
Optional ECP DMA channel
(in BIOS Setup)
Optional parallel port I/O address
(via BIOS Setup)
Optional parallel port IRQ
(via BIOS Setup)

Serial Port

Item
Serial port controller
Serial port controller resident bus
Number of serial port
Serial ports location
16550 UART support
Connector type
Optional serial port I/O address
(via BIOS Setup)
Optional serial port IRQ
(via BIOS Setup)
Modem
Item
Fax modem data baud rate (bps)
Data modem data baud rate (bps)
Voice modem
Modem connector type
Full duplex
NOTE: AcerPower Sc support V.90 56K with Universal DAA Fax/Modem.
16
SiS950
ISA bus
360KB, 720KB, 1.2MB, 1.44MB, 2.88MB
SiS950
ISA bus
1
SPP / Bi-directional / ECP / EPP
25-pin D-type female connector
Enable/disable by BIOS Setup
DMA channel 1
DMA channel 3
378h
278h
IRQ5
IRQ7
SiS950
ISA bus
2
CN4, 5
Yes
9-pin D-type female connector
COM1: 2F8h, 3E8h, 2E8h
COM2: 3E8h, 3F8h, 2F8h
COM1: IRQ 3, and 4
COM2: IRQ 4, and 3
V.17 12K/1.44K
V.90 32K to 56K (received only)
V.253
RJ11
Yes
Specification
Specification
Specification
Specification
Chapter 1