User`s manual

CZGA LX-50 CyberResearch
®
CPU Cards
26 ©Copyright 2009 CyberResearch, Inc.

Built-in address mark detection circuitry to simplify the read electronics
 FDD anti-virus functions with software write protect and FDD write enable
signal
 Supports 3.5-inch or 5.25-inch FDD
 Compatible with industry standard 82077
 Supported capacities:
o 360K
o 720K
o 1.2M
o 1.44M
o 2.88M
 Supported transfer rates
o 250Kbps
o 300Kbps
o 500Kbps
o 1Mbps
o 2Mbps
 3-mode FDD and Win95/98 driver supported
The FDD controller is interfaced to a FDD connected to the backplane through the
board-to-board connectors.
2.6.3.6 Super I/O Keyboard and Mouse Controller
The Super I/O keyboard and mouse controller is compatible with the following
specifications.
 8042 compatible
 Asynchronous access to two data registers and one status register
 Compatible with 8042 software
 PS/2 mouse supported
 Port 92 supported
 Interrupt and polling modes supported
 Fast Gate A20 and Hardware Keyboard Reset
 8-bit timer/counter