w83627ehf Winbond Electronics Corp America, w83627ehf Datasheet - Page 8

• Manufacturer Part Number: w83627ehf
• Description: W83627ehf/ef W83627ehg/eg Winbond Lpc I/o
• Manufacturer: Winbond Electronics Corp America

2. FEATURES
General
FDC
UART
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--- Besides LPC function pins(Pin21 ~ Pin30) and H/W monitor analog pins(Pin95 ~ Pin110)
--- Input level can up to 5V and maximum input level can be up to 5V+10%
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop bits generation
--- Loop-back controls for communications link fault isolation
--- Break, parity, overrun, framing error simulation
Meet LPC Spec. 1.01
Support LDRQ#(LPC DMA), SERIRQ (Serial IRQ)
Integrated Hardware Monitor functions
Compliant with Microsoft PC2000/PC2001 Hardware Design Guide
Support DPM (Device Power Management), ACPI
Programmable configuration settings
Single 24 or 48 MHz clock input
It is 3.3V level but 5V tolerance support
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
Two high-speed 16550 compatible UARTs with 16-byte send/receive FIFOs
MIDI compatible
Fully programmable serial-interface characteristics:
Internal diagnostic capabilities:
Programmable baud rate generator allows division of 1.8461 MHz and 24 MHz by 1 to (2 16 -1)
Maximum baud rate up to 921k bps for 14.769 MHz and 1.5M bps for 24 MHz
W83627EHF/EF, W83627EHG/EG
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