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W83977EF-AW Datasheet(PDF) 8 Page - Winbond |
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W83977EF-AW Datasheet(HTML) 8 Page - Winbond |
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8 / 142 page  W83977EF-AW/W83977EG-AW -6- 2. FEATURES General Plug & Play 1.0A compatible Support 12 IRQs, 4 DMA channels, full 16-bit address decoding Capable of ISA Bus IRQ Sharing Compliant with Microsoft PC98 Hardware Design Guide Support DPM (Device Power Management), ACPI Report ACPI status interrupt by SCI# signal issued from any of the 12 IQRs pins or GPIO xx Programmable configuration settings single 24/48 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 driver UART Two 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 --- Break, parity, overrun, framing error simulation Programmable baud generator allows division of 1.8461 Mhz and 24 Mhz by 1 to (216-1) Maximum baud rate up to 921k bps for 14.769 Mhz and 1.5M bps for 24 Mhz |
Similar Part No. - W83977EF-AW |
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Similar Description - W83977EF-AW |
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