Serial Ports; Parallel Port; Diskette Drive Controller - SOYO SY-6VCA User Manual

Motherboard Description

Perpendicular recording driver support

Two FDDs with drive swap support

Plug and play with 48 base IO address, 12 IRQ and 4 DMA
options
The Setup program provides configuration option for the I/O controller.

1-10.1 Serial Ports

The motherboard has two 9-pin D-Sub serial port connectors located on
the back panel. The NS16C5450-compatible UARTs support data transfers
at speeds up to 115.2 Kbits/sec with BIOS support.

1-10.2 Parallel Port

The connector for the multimode bi-directional parallel port is a 25-pin D-
Sub connector located on the back panel of the motherboard. In the Setup
program, there are four options for parallel port operation:
l
Compatible (standard mode)
l
Bi-directional (PS/2 compatible)
l
Bi-directional EPP. A driver from the peripheral manufacturer is
required for operation.
l
Bi-directional high-speed ECP

1-10.3 Diskette Drive Controller

The I/O controller is software compatible with the 82077 diskette drive
controller and supports both PC-AT and PS/2 modes. In the Setup program,
the diskette drive interface can be configured for the following diskette
drive capacities and sizes.
l
360 KB, 5.25-inch
l
1.2 MB, 5.25-inch
l
720 KB, 3.5-inch
l
1.2 MB. 3.5-inch (driver required)
l
1.25-1.44 MB, 3.5-inch
l
2.88 MB, 3.5-inch
17
SY-6VCA