W83L517D Datasheet, PDF (9/138 Pages) Winbond – LPC SUPER I/O

FEATURES
W83L517D
Version 0.6
General
Meet LPC Spec. 1.01
Support LDRQ#(LPC DMA), SERIRQ (serial IRQ)
Include all the features of Winbond I/O W83877ATF
Compliant with Microsoft PC98/PC99 Hardware Design Guide
Support DPM (Device Power Management), ACPI
Support hardware power down mode
Support printer port/floppy hardware auto-detect and auto-swap
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
UART
High-speed 16550 compatible UARTs with 16-byte send/receive FIFOs
MIDI compatible
Fully programmable serial-interface characteristics:
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop bits generation
Internal diagnostic capabilities:
--- Loop-back controls for communications link fault isolation
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Publication Release Date: Apr. 2000
Revision 0.60