Acer 3300S User Manual
Page 23
Chapter 1
17
Parallel Port
Item
Specification
Parallel port controller
LPC Super I/O
Parallel port controller resident bus
LPC
Number of parallel ports
1
Support ECP/EPP
SPP/ECP / EPP 1.7 & 1.9
Connector type
25-pin D-type female connector
Parallel port function control
Enable/disable by BIOS Setup
Optional ECP DMA channel
(in BIOS Setup)
DMA channel 1
DMA channel 3
Optional parallel port I/O address
(via BIOS Setup)
378h
278h
Optional parallel port IRQ
(via BIOS Setup)
IRQ5
IRQ7
Serial Port
Item
Specification
Serial port controller
LPC Super I/O
Serial port controller resident bus
LPC
Number of serial port
2
Serial ports location
COM1, COM 2
16550 UART support
Yes
Connector type
10-pin connector
Optional serial port I/O address
(via BIOS Setup)
3F8h, 2F8h, 3E8h, 2E8h
Optional serial port IRQ
(via BIOS Setup)
4, 3
Modem
Item
Specification
Fax modem data baud rate (bps)
14.4K bps
Data modem data baud rate (bps)
56K bps
Voice modem
Yes
Modem connector type
Not Applicable
Full duplex
Not applicable
USB Port
Items
Specifications
Universal HCI
USB 1.1
USB Class
Support legacy keyboard for legacy mode