Floppy Disk Drive Interface; Parallel Port; Usb Port - Acer Aspire M1640 Service Manual

Floppy disk drive Interface

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

Parallel Port

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

USB Port

Item
Universal HCI
USB Class
USB Connectors Quantity
Specification
ITE 8718FX
360KB, 720KB, 1.2MB, 1.44MB,
2.88MB
Specification
ITE 8718FX
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
Specification
USB 2.0/1.1
Support legacy keyboard for legacy
mode
4 ports for front daughter board
4 ports for rear I/O
2 ports for internal card reader.
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