W83627HF Datasheet, PDF (12/185 Pages) Winbond – WINBOND I/O

W83627HF/F
PRELIMINARY
The W83627F/HF is made to fully comply with Microsoft PC98 and PC99 Hardware Design Guide.
Moreover W83627F/HF is made to meet the specification of PC98/PC99's requirement in the power
management: ACPI and DPM (Device Power Management).
The W83627F/HF contains a game port and a MIDI port. The game port is designed to support 2
joysticks and can be applied to all standard PC game control devices, They are very important for a
entertainment or consumer computer.
Only the W83627HF support hardware status monitoring for personal computers. It can be used to
monitor several critical hardware parameters of the system, including power supply voltages, fan
speeds, and temperatures, which are very important for a high-end computer system to work stably and
properly.
FEATURES
General
£» Meet LPC Spec. 1.0
£» Support LDRQ#(LPC DMA), SERIRQ (serial IRQ)
£» Include all the features of Winbond I/O W83977TF and W83977EF
£» Integrate Hardware Monitor functions
£» Compliant with Microsoft PC98/PC99 Hardware Design Guide
£» Support DPM (Device Power Management), ACPI
£» Programmable configuration settings
£» Single 24 or 48 MHz clock input
FDC
£» Compatible with IBM PC AT disk drive systems
£» Variable write pre-compensation with track selectable capability
£» Support vertical recording format
£» DMA enable logic
£» 16-byte data FIFOs
£» Support floppy disk drives and tape drives
£» Detects all overrun and underrun conditions
£» Built-in address mark detection circuit to simplify the read electronics
£» FDD anti-virus functions with software write protect and FDD write enable signal (write data signal
was forced to be inactive)
£» Support up to four 3.5-inch or 5.25-inch floppy disk drives
£» Completely compatible with industry standard 82077
£» 360K/720K/1.2M/1.44M/2.88M format; 250K, 300K, 500K, 1M, 2M bps data transfer rate
£» Support 3-mode FDD, and its Win95/98 driver
Publication Release Date: Jul 1999
-2-
Revision 0.53